Terressa M. Boykin

US Patent 7375166 Polymeric blends for optical devices and method of manufacture thereof

US Patent 7385022 Polythiocarbonate polythiol

US Patent 7388067 Polyester composition comprising polybutylene terephthalate resin

US Patent 7390868 Catalyst for polycarbonate production and process for producing polycarbonate

US Patent 7399820 Cyclic oligoformals in polycarbonate

US Patent 7399821 Alkylated poly(allylamine) polymers and methods of use

US Patent 7408016 Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom

US Patent 7420026 Polyester process using a pipe reactor

US Patent 7423109 Polyester process using a pipe reactor

US Patent 7452962 Method of removing contaminants from plastic resins

US Patent 7459211 Anti-ultraviolet reflector

US Patent 7459488 Composition and process for recovery of spilled hydrocarbons from aqueous environments

US Patent 7462681 Polycyanurate compositions

US Patent 7462684 Preparation of transparent, multilayered articles containing polyesters comprising a cyclobutanediol and homogeneous polyamide blends

US Patent 7462685 Method for removing contaminants from plastic resin

US Patent 7470766 Method for removing contaminants from plastic resin

US Patent 7470767 Preparation of ultrapure polymeric articles

US Patent 7470768 Polyhydroxyalkanoate having vinyl group, ester group, carboxyl group, and sulfonic group, and method of producing the same

US Patent 7473753 Adhesive compositions and methods of using the same

US Patent 7473755 Aromatic polyester composition for making stretch blow molded containers

US Patent 7473756 Low-viscosity oligocarbonate polyols

US Patent 7473758 Solvent cleaning system and method for removing contaminants from solvent used in resin recycling

US Patent 7473759 Apparatus and method for removing solvent from carbon dioxide in resin recycling system

US Patent 7479258 Method for producing an aromatic polycarbonate

US Patent 7482423 Polycarbonates and method of preparing same

US Patent 7485694 Polycarbonates containing low levels of methyl salicylate prepared by a melt polymerization in a reactive extruder

US Patent 7485695 Polycarbonates containing low levels of methyl salicylate prepared by a melt polymerization in a reactive extruder

US Patent 7491751 Method for processing polyester wastes

US Patent 7491788 High heat polycarbonate compositions, methods for the preparation thereof, and articles derived therefrom

US Patent 7491791 Method for producing submicron polytetrafluoroethylene powder and products thereof

US Patent 7491792 Polymer powder with block polyetheramide, use in a shaping process, and moldings produced from this polymer powder

US Patent 7495063 Reduced oligomer concentration in high purity polyalkylene glycols

US Patent 7495064 Manufacture of polycarbonates

US Patent 7495065 Method of preparing polycarbonate resin

US Patent 7495067 Polyester process using a pipe reactor

US Patent 7498397 Copolycarbonates, methods of manufacture, and uses thereof

US Patent 7498398 Thermoplastic composition, method of making, and articles formed therefrom

US Patent 7498399 Method of preparing ester-substituted diaryl carbonates

US Patent 7498400 Method of preparing polycarbonate

US Patent 7498401 Thermoplastic polycarbonate compositions, articles made therefrom and method of manufacture

US Patent 7498402 Method for purifying material to be treated and method for producing coagulated material

US Patent 7501481 Process for production of copolycarbonates with reduced color

US Patent 7501482 Crystallizer temperature control via solid additive control

US Patent 7501483 Molecule nanoweaver

US Patent 7504472 Rapidly crystallizing polycarbonate composition

US Patent 7504473 Conductive polymeric compositions for lithium batteries

US Patent 7504474 Poly(trimethylene therephthalate) continuous manufacturing process

US Patent 7510768 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein

US Patent 7511114 Colored aromatic polycarbonate resin composition, process for producing the same and colored hollow container

US Patent 7511115 Method of preparing biodegradable polyester polymer material in the form of filament and sheet using compressed gas

US Patent 7514521 Method for preparing a dialkyl carbonate, and its use in the preparation of diaryl carbonates and polycarbonates

US Patent 7514522 Method for producing polycarbonate copolymer

US Patent 7514523 Polycarbonate compositions and articles formed therefrom, with matte surfaces and high light transmissions

US Patent 7514524 Methods for producing and purifying 2-hydrocarbyl-3,3-bis(4-hydroxyaryl)phthalimidine monomers and polycarbonates derived therefrom

US Patent 7514525 Recovery and purification of polyhydroxyalkanoates

US Patent 7517944 Process for producing polycarbonate

US Patent 7521119 Windows and other articles made from DMBPC polycarbonate homopolymer and copolymer

US Patent 7521521 Highly functional highly branched or hyperbranched polycarbonates and the production and use hereof

US Patent 7521522 Method and device to reduce the acetaldehyde content of polyester granulate

US Patent 7521523 Oxygen-scavenging polyester compositions useful in packaging

US Patent 7524919 Polycarbonate-polysiloxane copolymers, method of making, and articles formed therefrom

US Patent 7524920 Biaxially oriented copolyester film and laminates thereof

US Patent 7524921 Continuous manufacture of poly(trimethylene terephthalate)

US Patent 7524924 Method to purify poly(vinyl alcohol)

US Patent 7528210 Method of purification of dihydric phenols

US Patent 7528211 Method for controlled polymerization of o-carboxy anhydrides derived from α-hydroxy acids

US Patent 7528213 Method for efficiently producing an aromatic polycarbonate

US Patent 7528214 Methods for preparing transparent articles from hydroquinone polycarbonate copolymers

US Patent 7528216 Two step preparation of random polyoxadiazole copolymer and articles resulting therefrom

US Patent 7528217 Polymers and fibers formed therefrom

US Patent 7528218 Polyester for toner

US Patent 7528219 Method for incorporating nitrogen containing methine light absorbers in PET and compositions thereof

US Patent 7528221 Modified polytetrafluoethylene molded article and process for manufacture thereof

US Patent 7531615 Thermally stable polycarbonates, thermoplastic compositions thereof, and articles formed therefrom

US Patent 7531616 Process for industrial production of an aromatic carbonate

US Patent 7531617 Continuous process for producing poly(trimethylene terephthalate)

US Patent 7531618 Polyester process using a pipe reactor

US Patent 7534850 Silyl group-containing polymer and its production process

US Patent 7534851 Method for purifying wastewater

US Patent 7534852 Polyanhydrides with therapeutically useful degradation products

US Patent 7534854 Apparatus and method for oxidation and stabilization of polymeric materials

US Patent 7538176 Polyester polymer, its moldings, and production method of the polyester polymer

US Patent 7538177 Crosslinkable fluorinated aromatic prepolymer and its uses

US Patent 7538178 Process for producing aliphatic polyester

US Patent 7538179 Process for producing aliphatic polyester

US Patent 7538180 Biologically absorbable coatings for implantable devices based on poly(ester amides) and methods for fabricating the same

US Patent 7541416 Polycarbonate copolymer and process for producing the same

US Patent 7541417 Process for the purification of dihydric phenols

US Patent 7541418 Transparent thermoplastic antimicrobial molding composition

US Patent 7541419 Branched polycarbonate resin and process for production thereof

US Patent 7541420 Method for making molded polycarbonate articles with improved color

US Patent 7541422 Enzyme-catalyzed process for the preparation of macrocyclic polyester oligomers

US Patent 7541423 Polyester process using a pipe reactor

US Patent 7541427 Method for desolvation of polymer solution

US Patent 7544742 Antistatic polyamide composition and articles therewith

US Patent 7544760 Polymerizer device for producing an aromatic polycarbonate

US Patent 7544761 Polythiourethane

US Patent 7547755 (Co)polycarbonates having improved adhesion to metals

US Patent 7550551 Brominated flame retardant

US Patent 7550555 Sintering ultrahigh molecular weight polyethylene

US Patent 7553923 Medical devices and applications of polyhydroxyalkanoate polymers

US Patent 7557175 Poly(carbonate-co-urea) copolymers and melt transesterification method of preparing these copolymers

US Patent 7563858 Method for stably producing an aromatic polycarbonate

US Patent 7569655 Biologically absorbable coatings for implantable devices based on polyesters and methods for fabricating the same

US Patent 7569658 Process for the solvent treatment of a plastic

US Patent 7576171 Pacifiers comprising polyester compositions formed from 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol

US Patent 7576173 Single solvent polymer extraction methods

US Patent 7579431 Method for treating extremely small particles of polyethylene terephthalate

US Patent 7582355 Optical unit using plastic lenses

US Patent 7582720 Light-scattering shaped articles of high light transmission and the use thereof in flat screens

US Patent 7585565 Multilayered film made of (meth)acrylate copolymer and polycarbonate

US Patent 7585930 Method of decomposing a polycarbonate

US Patent 7585935 Purified polymeric materials and methods of purifying polymeric materials

US Patent 7589165 Polycarbonates having a good wettability

US Patent 7592415 Infrared solvent stripping process

US Patent 7592417 Method of drying a material having a cohesive phase

US Patent 7601794 Monomer solution for producing polycarbonate

US Patent 7608677 Method for preparing polymeric organic iridium compositions

US Patent 7608678 Hydrolytically degradable polymers and hydrogels made therefrom

US Patent 7612161 Method for treating extremely small particles of plastic

US Patent 7615605 Monomer solution for producing polycarbonate

US Patent 7619053 Monomer solution for producing polycarbonate

US Patent 7622545 Polyester resins with a special co-catalyst for high melt poly and SSP reactivity with enhanced color values

US Patent 7629431 Polycarbonate prepolymer for solid phase polymerization and process for producing polycarbonate

US Patent 7629432 Tert-butylhydroquinone polycarbonates

US Patent 7629435 Method for producing masticated rubber

US Patent 7629436 Contact lens extraction/hydration systems and methods of reprocessing fluids used therein

US Patent 7632897 Polylactic acid base polymer composition, molding thereof and film

US Patent 7632913 Method of producing polycarbonate in a flash devolatilization system

US Patent 7635744 Trifluorovinyloxy monomers and polymers

US Patent 7635745 Sulfopolyester recovery

US Patent 7638593 Crystallizer temperature control via fluid control

US Patent 7638595 Method of recycling of commingled plastics waste to tough thermoplastic materials

US Patent 7638596 Crystallizer temperature control via jacketing/insulation

US Patent 7642315 Polycarbonate-poly(alkylene oxide) copolymer compositions and articles formed therefrom

US Patent 7642335 Polycarbonate with high refractive index

US Patent 7642337 Method and device for crystallising plastic granules with a tendency to conglutinate, particularly PET and PU granules

US Patent 7645850 Poly(block-phosphonato-ester) and poly(block-phosphonato-carbonate) and methods of making same

US Patent 7645851 Polycarbonate with reduced color

US Patent 7645852 Aliphatic polyester copolymer

US Patent 7649073 Polycarbonate-poly(alkylene oxide) copolymer compositions and articles formed therefrom

US Patent 7649074 High-functionality highly branched or hyperbranched polycarbonates and their preparation and use

US Patent 7649075 Process for preparing polyphenylene ether

US Patent 7649078 Apparatus and method for stabilization or oxidation of polymeric materials

US Patent 7649079 Method for removing metal and method for producing polymer

US Patent 7652122 Method for producing an aromatic carbonate

US Patent 7652123 Method for producing a high quality aromatic polycarbonate

US Patent 7652124 Rigid heterocyclic polymer, production process thereof, and fibers comprising the polymer

US Patent 7652125 Resin composition, polyimide resin composition, polybenzoxazole resin composition, varnish, resin film and semiconductor device using the same

US Patent 7652127 Absorbable copolyesters of poly(ethoxyethylene diglycolate) and glycolide

US Patent 7655746 Phosphorus containing compounds for reducing acetaldehyde in polyesters polymers

US Patent 7655750 Process for the continuous preparation and isolation of soluble preceramic oligomers and/or polymers

US Patent 7659359 Stabilization of isosorbide-based polycarbonate

US Patent 7662905 Copolycarbonate, copolycarbonate composition, and optical molded article obtained therefrom

US Patent 7666972 Isosorbide-based polycarbonates, method of making, and articles formed therefrom

US Patent 7666973 Carbonate copolymers

US Patent 7666974 Polyphenylene producing method

US Patent 7666977 Poly(carbonate-co-urea) copolymers and melt transesterification method of preparing these copolymers

US Patent 7671164 Aliphatic polycarbonates, methods of making, and articles formed therefrom

US Patent 7671165 Method of forming polycarbonate

US Patent 7671169 Polycarbonate-polyester block copolymer compositions, methods, and articles

US Patent 7674765 Method for producing cyclohexadecanone

US Patent 7674872 Method of producing high molecular weight polymer

US Patent 7674873 Polycarbonates made using highly selective catalysts

US Patent 7674878 Method for producing non-sticking granules from a polyester material and for the further processing of granules produced in this way

US Patent 7678875 Method for producing polycarbonate copolymer and polycarbonate copolymer

US Patent 7678876 Hydroxy-aromatic compound, process for the preparation thereof, and use of the compound

US Patent 7682697 Fiber reinforced thermoplastic sheets with surface coverings

US Patent 7682698 Multilayered film made of (meth)acrylate copolymer and polycarbonate

US Patent 7682702 Process for preparing water-absorbing polymer particles

US Patent 7687594 Random amorphous copolymer and manufacturing method thereof

US Patent 7687595 Sulfonated telechelic polycarbonates

US Patent 7687600 Invertible amphiphilic polymers

US Patent 7691478 Thin films

US Patent 7696298 Poly(arylenebenzimidazole) polymers and copolymers

US Patent 7700714 Optical element and achromatic lens

US Patent 7704605 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein

US Patent 7705107 Process for the preparation of polycarbonates

US Patent 7705114 Method for producing polymer organic electronic material, polymer organic electronic material, and organic electroluminescent device

US Patent 7705115 Process for producing radiation-sensitive resin composition

US Patent 7709592 Process for preparing polyestercarbonates

US Patent 7709595 Non-precipitating alkali/alkaline earth metal and aluminum solutions made with polyhydroxyl ether solvents

US Patent 7718754 Promoter for polycondensation reaction

US Patent 7718755 Aliphatic diol-based polycarbonates, method of making, and articles formed therefrom

US Patent 7718756 Brominated flame retardant

US Patent 7718757 Aromatic polymer and producing method thereof

US Patent 7718758 Mixtures of poly(1,4-dihydroxy)-phenylenes (polyhydroquinones)

US Patent 7718759 Polyester process using a pipe reactor

US Patent 7718761 Heat treatment method of thermoplastic resin film and apparatus thereof

US Patent 7728099 Preparation and use of ultrahigh-molecular-weight polycarbonates

US Patent 7728100 Process for producing polyglycolic acid resin composition

US Patent 7732557 Methods for removing catalyst residue from a depolymerization process stream

US Patent 7737244 Process for preparing polyarylate

US Patent 7740941 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein

US Patent 7745561 Processes for making copolymers using macrocyclic oligoesters, and copolymers therefrom

US Patent 7745563 Method for processing polyester waste

US Patent 7745566 Methods for the purification of polymers

US Patent 7745567 Process for stripping polymer dispersions

US Patent 7745568 Transfer vessel between flash tank and purge column

US Patent 7750109 Use of a residual oligomer recyclate in the production of macrocyclic polyester oligomer

US Patent 7754845 Production method of aromatic polycarbonate

US Patent 7754849 Devolatilizer nozzle

US Patent 7759449 Methods for introducing additives into polyethylene terephthalate

US Patent 7759455 Process for preparing a polymer powder extract

US Patent 7759458 Process for the purification of vinyl chloride polymers (PVC) from heavy metals

US Patent 7763701 Composite solid phase polymerization catalyst

US Patent 7763703 Synthetic rubber with narrow molecular weight distribution, a process for its preparation and a method of use

US Patent 7767780 Light-diffusing polycarbonate resin composition and light diffuser plate comprising the resin composition

US Patent 7767781 Preparation of low-acid polyalkylene terephthalate and preparation of macrocyclic polyester oligomer therefrom

US Patent 7772356 Infrared absorption filter

US Patent 7772357 Hydrolytically degradable polymers and hydrogels made therefrom

US Patent 7776991 Biologically absorbable coatings for implantable devices based on polyesters and methods for fabricating the same

US Patent 7776998 Polymer treatment

US Patent 7781540 Resin composition and molded articles thereof

US Patent RE41616 Tagging materials for polymers, methods, and articles made thereby

US Patent 7786246 Isosorbide-based polycarbonates, method of making, and articles formed therefrom

US Patent 7786247 High IV melt phase polyester polymer catalyzed with antimony containing compounds

US Patent 7786250 Vector directional polymer systems and methods of nano-structural self assembly

US Patent 7786252 Preparation of transparent multilayered articles

US Patent 7786253 Apparatus and method for oxidation and stabilization of polymeric materials

US Patent 7790832 Methods for purifying 2-aryl-3,3-bis(hydroxyaryl)phthalimidines

US Patent 7790833 Processes for the polymerization of trimethylene carbonate to poly(trimethylene glycol carbonate trimethylene glycol ether) diol

US Patent 7790834 Copolymers comprising trimethylene carbonate and poly(trimethylene ether) glycols

US Patent 7790841 Increasing the rate of crystallization of engineering thermoplastics

US Patent 7790842 Polymer treatment

US Patent RE41694 Method for roll-to-roll deposition of optically transparent and high conductivity metallic thin films

US Patent 7795370 Tetracarboxylic acid compound, polyimide thereof, and production method thereof

US Patent 7795376 Single solvent polymer extraction methods

US Patent 7795377 Method of preparing a material for an artificial seed

US Patent 7799424 Resin composition, molded article and production method thereof

US Patent 7799875 Triarylamine-arylvinylene moiety-containing conjugated polymers, their production and use

US Patent 7799889 Polycarbonates with good wettability

US Patent 7799891 Phosphorus containing compounds for reducing acetaldehyde in polyesters polymers

US Patent 7803899 Methods to reduce organic impurity levels in polymers and products made therefrom

US Patent 7803900 Thermoplastic resin film and method for producing the same

US Patent 7807772 Aliphatic diol-based polycarbonates, method of making, and articles formed therefrom

US Patent 7812061 Process for the production of recycled polycarbonate as raw material for flame-retardant resin compositions and polycarbonate-base flame-retardant resin compositions

US Patent 7814626 Process for the preparation of polycarbonate by the melt transesterification process

US Patent 7816484 Method for making polyethylene glycol carbonates

US Patent 7820767 Aromatic polyimide composition

US Patent 7820778 Light guide member and illumination unit

US Patent 7820779 Nanostructured hybrid oligomer composition

US Patent 7825214 Purified styrene-maleic anhydride polymer binder

US Patent 7829653 Horizontal trayed reactor

US Patent 7829655 Heat-shrinkable polyester film and process for production thereof

US Patent 7829656 Solid phase polymerization catalyst system

US Patent 7833931 Solid acid catalyst for production of polyester, process for production of the catalyst, and process for production of polyester using the catalyst

US Patent 7834125 Polycarbonates, compositions made therefrom, methods of manufacture thereof, and articles therefrom

US Patent 7834128 Polymerization catalyst for polyester, method for producing it and process for producing polyester using it

US Patent 7834137 Process for producing aqueous fluorinated polymer dispersion having reduced content of fluorinated emulsifier

US Patent 7838602 Weatherable, thermostable polymers having improved flow composition

US Patent 7838618 Process for the production of phenylene ether oligomer

US Patent 7838622 Dope and process for the production of fiber from the dope

US Patent 7842777 Sloped tubular reactor with divided flow

US Patent 7842778 Polyester process using a pipe reactor

US Patent 7842779 Process for producing granular carboxylated-polymer particle and granular carboxylated-polymer particle

US Patent 7847032 Poly(arylene ether) composition and extruded articles derived therefrom

US Patent 7847051 Phase boundary processes for preparing polycarbonates

US Patent 7847053 Multi-level tubular reactor with oppositely extending segments

US Patent 7847054 Method for the synthesis of a polyoxadiazole polymer

US Patent 7847057 PAEK powder, in particular for the use in a method for a layer-wise manufacturing of a three-dimensional object, as well as method for producing it

US Patent 7848025 Transparent articles prepared from thermoplastic compositions having high flow and ductility, and method of preparing articles

US Patent 7851514 Process for producing regenerated resin, regenerated resin, processing recovered matter from resin composition, regenerated resin composition and method of regenerating resin composition

US Patent 7851585 Polyacetal compositions with improved tribological properties

US Patent 7858727 Process for the preparation of polycarbonate

US Patent 7858728 Polycarbonate resins method of manufacture, and articles formed therefrom

US Patent 7858729 Methods of controlling molecular weight distribution of polymers and compositions thereof

US Patent 7858730 Multi-level tubular reactor with dual headers

US Patent 7858731 Polyester resins and polyester containers having reduced frictional properties

US Patent 7858735 Method and apparatus for elastomer finishing

US Patent 7862996 Use of acid scavengers for the synthesis of standard length and long-mer nucleic acid arrays

US Patent 7863403 Process for the preparation of polycarbonates and diaryl carbonate

US Patent 7863404 Method of making isosorbide polycarbonate

US Patent 7863407 Integrated polyester production facility

US Patent 7863409 Method of separating resin

US Patent 7863410 Sintering ultrahigh molecular weight polyethylene

US Patent 7868125 Production of non-solid-stated polyester particles having solid-stated properties

US Patent 7868127 Absorbable copolyesters of poly(ethoxyethylene diglycolate) and glycolide

US Patent 7868129 Sloped tubular reactor with spaced sequential trays

US Patent 7868130 Multi-level tubular reactor with vertically spaced segments

US Patent 7872089 Multi-level tubular reactor with internal tray

US Patent 7872090 Reactor system with optimized heating and phase separation

US Patent 7872091 Electrical insulation system based on poly(butylene terephthalate)

US Patent 7872092 Polyester resin sheet for photovoltaic batteries, laminate formed by using the same, photovoltaic battery backside protection sheet, and module

US Patent 7879969 Crystallizer temperature control via fluid control

US Patent 7879972 Method of drying a material having a cohesive phase

US Patent 7884173 Aromatic polyester and manufacturing process thereof

US Patent 7888450 Liquid crystal polymer and film thereof

US Patent 7888455 Polycarbonate copolymer, method for producing the same, molded body, optical material, and electrophotographic photosensitive body

US Patent 7888456 Process for production of thermoplastic copolymer

US Patent 7888457 Process for removing phosphorous from a fiber or yarn

US Patent 7893185 Polycarbonate copolymer, method for producing the same, molded body, optical material, and electrophotographic photosensitive body

US Patent 7893186 Process for preparing long-chain polymethylene halide telomers

US Patent 7893194 Single solvent polymer extraction methods

US Patent 7897720 Method for removing catalyst residues from polymer solution and polymers purified by the method

US Patent 7902317 Synthesis of aniline and phenol-based antioxidant macromonomers and corresponding polymers

US Patent 7902318 High IV melt phase polyester polymer catalyzed with antimony containing compounds

US Patent 7902326 Process for breaking the carbon chains of organic molecules of solid materials and related apparatus

US Patent 7906211 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein

US Patent 7906212 Thermoplastic articles comprising cyclobutanediol having a decorative material embedded therein

US Patent 7906612 Plant-derived component-containing polycarbonates and process for their production

US Patent 7906613 Process for removing cations from polyareneazole fiber

US Patent 7906615 Process for hydrolyzing polyphosphoric acid in a spun yarn

US Patent 7910312 Use of acid scavengers for the synthesis of standard length and long-mer polymer arrays

US Patent 7910685 Hydrolytically degradable polymers and hydrogels made therefrom

US Patent 7915374 Copolyesters having improved thermal stability and methods for making them

US Patent 7915375 Metathesis interpolymers having terminal functional group(s)

US Patent 7915379 Extraction process utilzing liquified carbon dioxide

US Patent 7923525 Polyester resin and fabrication method thereof

US Patent 7927507 Hydrogen storage compositions

US Patent 7928182 Glycerol polycarbonate, organic compositions containing same and method for obtaining said compositions

US Patent 7928183 Glycerol polycarbonate polyesters and other polyhydroxylated polymers and copolymers, acetylation method and applications

US Patent 7932345 Aluminum containing polyester polymers having low acetaldehyde generation rates

US Patent 7932346 Synthetic rubber with narrow molecular weight distribution, a process for its preparation and a method of use

US Patent 7932349 Membrane separation process for removing residuals polyamine-epihalohydrin resins

US Patent 7939621 Oligocarbonate molecular transporters

US Patent 7943722 Fire-retardant polyarylate resin containing dihydroxyphenylacetylene and compositions thereof

US Patent 7943723 Process for the synthesis of ethers of aromatic acids

US Patent 7943727 Polymer stream transfer

US Patent 7947803 Apparatus and method for recovering polymer

US Patent 7951899 Enzyme-catalyzed polycarbonate and polycarbonate ester synthesis

US Patent 7956153 Macromolecular antioxidants based on sterically hindered phenols and phosphites

US Patent 7956154 Polymers incorporating 1,3 and 1,4 cyclohexanedimethanol

US Patent 7956155 Nanoporous crystalline form of syndiotactic polystyrene, processes for its preparation and related molecular-complex crystalline forms

US Patent 7956156 Method for the removal of isobutene oligomers from an isobutene polymer

US Patent 7960494 Copolymer for semiconductor lithography and process for producing the same

US Patent 7960503 Continuous washing of poly(vinyl butyral)

US Patent 7968656 Absorbable copolyesters of poly(ethoxyethylene diglycolate) and glycolide

US Patent 7968670 Polyimide resin and liquid crystal alignment layer and polyimide film using the same

US Patent 7968671 Alkylphenol-terminated copolycarbonates, processes for preparing the same, molding compositions containing the same, and articles prepared therefrom

US Patent 7968674 Method for removing a carbonization catalyst from a graphene sheet and method for transferring the graphene sheet

US Patent 7972822 Enzyme-catalyzed polycarbonate and polycarbonate ester synthesis

US Patent 7973124 Method for producing thermoplastic polyester elastomer, thermoplastic polyester elastomer composition, and thermoplastic polyester elastomer

US Patent 7973127 Method for producing polytetrafluoroethylene fine powder

US Patent 7977447 Method for making carbonates and esters

US Patent 7985823 Production method of polycarbonate resin

US Patent 7985824 Method of making polycarbonate

US Patent 7985825 Process for the synthesis of ethers of aromatic acids

US Patent 7994275 Method for extruding polymers

US Patent 7998420 Method and device for producing vacuum in the production of polyesters and copolyesters

US Patent 7999055 Polycarbonate resin and method for producing the same

US Patent 7999056 Continuous production method and production apparatus of aromatic polycarbonate

US Patent 7999057 Gas-phase process for the synthesis of diaminopyridines from glutaronitriles

US Patent 7999058 Method for producing aromatic polymer

US Patent 7999059 Optical film and method for production thereof

US Patent 8003750 Thermosetting composition

US Patent 8008423 Stabilized polyolefin compositions

US Patent 8013106 Optical lens

US Patent 8013107 Process for producing polyalkylene terephthalate, process for producing polyalkylene terephthalate molding and polyalkylene terephthalate molding

US Patent 8013110 Steam heated polyester production process