William K. Cheung

US Patent 7094846 Stirred tube reactor and method of using the same

US Patent 7105616 Separation of isobutene non-reacted during polymerization of isobutene

US Patent 11173649 Reducing adhesive failure during nanoimprint lithography demolding

US Patent 11180633 Resin composition, resin molded article, and method of producing resin molded article

US Patent 11180640 Rubber composition for tread and tire

US Patent 11180668 Printed circuit board with integrated optical waveguides

US Patent 7420008 Hydrogenated and partially hydrogenated heat-bodied oils

US Patent 7442748 Continuous polymerization reactor

US Patent 7459500 Thermoplastic elastomer compositions

US Patent 7473746 LTMC polymerization of unsaturated monomers

US Patent 7495054 Curable compositions containing dithiane monomers

US Patent 7514493 Strippable containment and decontamination coating composition and method of use

US Patent 11186600 Bismuth compound, curable composition and cured product

US Patent 11186662 Metallocene catalyst systems with chemically-treated solid oxides for producing ethylene-based plastomers and elastomers

US Patent 11186976 Absorbent article comprising a synthetic polymer derived from a renewable resource and methods of producing said article

US Patent 7521484 Mixed bed ion exchange resins

US Patent 7528204 Hydrogenation and epoxidation of polymers made by controlled polymerization

US Patent 7528206 Fiber-crystalline thermoplastic resin composite material and pellet thereof

US Patent 7531606 Method for operating a gas phase polymerization reactor

US Patent 7534403 Bulk polymerization reactors

US Patent 7534843 Accelerated organoborane amine complex initiated polymerizable compositions

US Patent 7541405 Aqueous polymer dispersions

US Patent 7544736 Methods of preparing latex particulates with reactive functional groups

US Patent 7544737 Macromolecular ketoaldehydes

US Patent 7576165 Heterocycle grafted monomers and related polymers and hybrid inorganic-organic polymer membranes

US Patent 7579407 Thermoplastic elastomer compositions

US Patent 7582708 Bulk polymerization reactor methods

US Patent 7582710 Degassing process

US Patent 7585923 Polymerization monitoring and method of selecting leading indicators

US Patent 7588735 Production of polyethylene

US Patent 7595368 Nanofilm compositions with polymeric components

US Patent 7598327 Method for polymerizing olefins in a gas phase reactor using a seedbed during start-up

US Patent 7601770 Multi-functional admixtures for concrete

US Patent 7601790 Amphiphilic block copolymer, polymer-containing composition containing the same, and method and apparatus for applying liquid using the polymer-containing composition

US Patent 7605216 Method of reducing a content of a residual styrene monomer in a polyol

US Patent 7612144 Use of sulfur containing initiators for anionic polymerization of monomers

US Patent 7622535 Method for continuous production of water-absorbent resin

US Patent 7629407 Pigmented powder paint suspensions (pigmented powder slurries), production method and utilization thereof

US Patent 7629427 Block polymer compound, polymer composition containing the same, image forming method and image forming apparatus utilizing the same

US Patent 7632889 Cleaning blade for use in image-forming apparatus

US Patent 7635741 Multifunctional monomers and their use in making cross-linked polymers and porous films

US Patent 7638094 Method for the continuous production of melt polymers in a tubular reactor

US Patent 7638574 Tire tread containing core-shell particles

US Patent 7642307 Low-color stiff PVB laminates

US Patent 7642330 Method of selecting polyolefins based on rheological properties

US Patent 7645819 Extrudable PVC compositions

US Patent 7645841 Method and system to reduce polymerization reactor fouling

US Patent 7645846 Process for the preparation of a diol

US Patent 7651670 Method for continuously polymerizing in mass quantities and taylor reactor for carrying out this method

US Patent 7652113 Polyethylene copolymers having low n-hexane extractable

US Patent 7655192 Method and apparatus for discharging polymerization reactors

US Patent 7655741 Thermostable vinylchloride mixed polymers

US Patent 7659331 Shapeable resin compositions

US Patent 7659338 Dispersions

US Patent 7659353 Hyperbranched polymers

US Patent 7659356 Polypropylene type aqueous dispersion, polypropylene type composite aqueous emulsion composition and its use

US Patent 7678862 Electrophoretic particles and production process thereof

US Patent 7683114 Low application temperature hot melt adhesive

US Patent 7683144 Process for chain stopping of PVC polymerization

US Patent 7683145 Method for the emulsion polymerization of olefins

US Patent 7687560 Low-color PVB sheet and a process for making same

US Patent 7687564 Black iron-based particles, and black paint and rubber or resin composition using the same

US Patent 7691952 Sulfonated nitrophenols as polymerization inhibitors

US Patent 7696267 Asphalt composition containing hydrogenated conjugated diene copolymer

US Patent 7696285 Carbamate functional reactive polymer composition

US Patent 7696290 Aromatic sulfonic acids, amines, and nitrophenols in combination with nitroxyl radical-containing compounds or C-nitrosanilines as polymerization inhibitors

US Patent 7705094 Polymerisation control process

US Patent 7709564 Rubber composition for coating steel cord and tire having belt using same

US Patent 7709566 Polytetrafluoroethylene aqueous dispersion and its product

US Patent 7714059 Cleaning blade for use in image-forming apparatus

US Patent 7714082 Gas-phase polymerization process to achieve a high particle density

US Patent 7714083 Recycle of hydrocarbon gases from the product tanks to a reactor through the use of ejectors

US Patent 7714086 Polyvinyl alcohol co-polymer, and water-soluble films and pouches formed therefrom

US Patent 7718139 Process and apparatus for olefin polymerization in a fluidized bed reactor

US Patent 7718744 Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefins

US Patent 7723426 Shelf-stable silane-modified aqueous dispersion polymers

US Patent 7723446 Polypropylene series reactor

US Patent 7728063 Copolymers comprising N-heterocyclic groups, and use thereof as an additive in detergents

US Patent 7728066 Conductive resin molding

US Patent 7728083 Aromatic sulfonic acids, amines and nitrophenols in combination with nitroxyl radical-containing compounds or C-nitrosoanilines as polymerization inhibitors

US Patent 7732512 Laser light transmitting colored polyolefin resin compositions and process for laser welding

US Patent 7732521 Thermoplastic articles and processes for making the same using an improved masterbatch

US Patent 7732545 Process for preparing aqueous dispersion

US Patent 7732550 Stimuli-responsive polymer utilizing keto-enol tautomerization and stimuli-responsive separating material and chemical-releasing capsule comprising the same

US Patent 7732551 Post-treatment for polymer pellets

US Patent 7737217 Method of making cemented carbide or cermet agglomerated powder mixtures

US Patent 7737229 Continuous preparation of ethylene homopolymers or copolymers

US Patent 7737230 NMR method of determining and regulating the composition of polymer mixtures in polymerization

US Patent 7737236 Polymers based on fluoranthene and their use

US Patent 7740808 Process and apparatus for producing olefin polymers

US Patent 7744823 Polymerization reactors with a by-pass line

US Patent 7745532 Systems and methods for controlling and forming polymer gels

US Patent 7745540 Gap fill materials and bottom anti-reflective coatings comprising hyperbranched polymers

US Patent 7745550 Tubular polymerization reactors and polymers made therein

US Patent 7750084 Photoresponsive polymer, built-up type diacetylene polymer, crystal of ammonium carboxylate, and method for manufacturing them

US Patent 7754818 Gap fill materials and bottom anti-reflective coatings comprising hyperbranched polymers

US Patent 7754827 Coated films

US Patent 7754840 Bimodal high density polyethlyene

US Patent 7763676 Aqueous polymer dispersions and products from those dispersions

US Patent 7763686 Process for producing polyalkenyl ether

US Patent 7763690 Method for producing peroxydicarbonates and their use in the radical polymerization of monomers

US Patent 7763692 Ultraviolet-curing resin composition, paint, ink, adhesive, sealing agent and primer

US Patent 7772321 Polymer dispersions in polyester polyols

US Patent 7772328 Low molecular weight hydrogenated nitrile rubber

US Patent 7772339 Electrophoretic particles and production process thereof

US Patent 7776950 Antivibration rubber composition

US Patent 7776958 Inverse emulsion polymer and method of use thereof

US Patent 7776964 Thermoplastic ABS resin composition with improved impact resistance, dimensional stability and blow molding property

US Patent 7776968 Thermoplastic elastomer composition and thermoplastic resin composition using the same

US Patent 7776969 Allophanate-modified stabilizers and the polymer polyols prepared from these stabilizers

US Patent 7781502 Surface treatment composition, a material and a hydrophobic film fabricated from the same

US Patent 7781507 Room temperature-curable organopolysiloxane composition

US Patent 7781511 Silica-containing nucleating agent compositions and methods for using such compositions in polyolefins

US Patent 7781526 Medical implant or medical implant part comprising porous UHMWPE and process for producing the same

US Patent 7781545 Process for the catalytic polymerization of olefins, a reactor system, its use in the process, the polyolefins obtained and their use

US Patent 7781550 Charge transport compositions and their use in electronic devices

US Patent 7782045 Multi-signal input testing apparatus

US Patent 7786227 Monomer concentration prediction and control in a polymerization process

US Patent 7786229 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles

US Patent 7786230 Method for polymerizing cycloolefin polymer containing polar functional groups and electronics devices employing the polymerized cycloolefins

US Patent 7786231 Method for polymerizing cycloolefin polymer containing polar functional groups and electronic devices employing the polymerized cycloolefins

US Patent 7790792 Matt polymerization glue

US Patent 7790797 Matt polymerization glue

US Patent 7790815 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles

US Patent 7790821 Dispersions of acrylic polymer latex as additives for the inhibition of the deposition of paraffins in crude oils and compositions that contain them

US Patent 7790823 Acidic superabsorbent hydrogels

US Patent 7795336 Low application temperature hot melt adhesive

US Patent 7795346 Sintered porous high melt-flow index materials and methods of making same

US Patent 7795362 Olefin oligomers containing pendant maleimide groups

US Patent 7795366 Modified polyethylene compositions

US Patent 7799721 Polymerization catalysts for producing polymers with high comonomer incorporation

US Patent 7799865 Rapidly curing formulations including a conductive component

US Patent 7799877 Polymerization monitoring and control using leading indicators

US Patent RE41785 Group 15 containing transition metal catalyst compounds, catalyst systems and their use in a polymerization process

US Patent 7803324 Catalyst slurry feeding assembly for a polymerization reactor

US Patent 7803862 Composition for polyolefin resin foam, foam of the same, and process for producing foam

US Patent 7803863 Filler-containing polymer dispersion, method for its production and use

US Patent 7803865 Aqueous dispersion, its production method, and its use

US Patent 7803892 Aqueous emulsion composition

US Patent 7807760 Process for producing ethylene-α-olefin copolymer

US Patent 7812091 Electrophoretic particles and production process thereof

US Patent 7812096 Modification method of polymer

US Patent 7812102 Method and apparatus for discharging polymerization reactors

US Patent 7812103 Method for reducing sheeting and agglomerates during olefin polymerisation

US Patent 7812108 Hydrogenation and epoxidation of polymers made by controlled polymerization

US Patent 7816434 UV-curing anti-fingerprinting coatings

US Patent 7816465 Process for producing polyethylene

US Patent 7816466 Propylene polymer composition for injection molding

US Patent 7816470 Aqueous-based polymers for sound deadening applications

US Patent 7816473 Diacetylenic materials for sensing applications

US Patent 7816476 Polymerizable cyclopropyl acrylates

US Patent RE41897 Catalyst composition, method of polymerization, and polymer therefrom

US Patent 7820752 Use of charged amphiphilic statistic polymers for thickening phase comprising giant micelles of surfactants and aqueous composition comprising same

US Patent 7825199 Catalytic processes for the controlled polymerization of free radically (co)polymerizable monomers and functional polymeric systems prepared thereby

US Patent 7829495 Olefin polymerization process with alkyl-substituted metallocenes

US Patent 7829615 Reactive hot melt adhesives

US Patent 7829623 Thermoplastic vulcanizates having improved fabricability

US Patent 7829630 Styrenated terpene resin as well as methods of making and using the same

US Patent 7829632 Polyester polycarbonate compositions, methods of making, and articles formed therefrom

US Patent 7834110 Addition of organic initiators during the pressure drop in vinyl chloride monomer polymerization reactions

US Patent 7834113 Photoresist compositions and processes for preparing the same

US Patent 7838587 Polymer materials containing dispersed carbon nanotubes

US Patent 7838605 Polymerization monitoring and control using improved leading indicators

US Patent 7838606 Production process of copolymer for semiconductor lithography

US Patent 7842746 Hydrogenated and partially hydrogenated heat-bodied oils and uses thereof

US Patent 7842769 Polyvinyl chloride formulations

US Patent 7851522 Adhesive

US Patent 7851566 Interconnected loop reactors

US Patent 7858683 Interlayer film for laminated glass and laminated glass

US Patent 7858688 Thermoplastic articles and processes for making the same using an improved masterbatch

US Patent 7858692 Two component coating compositions and coatings produced therefrom

US Patent 7858715 Loop reactor for emulsion polymerisation

US Patent 7863362 Density-matched polymer slurries

US Patent 7866139 Fibre-reinforced polymer composites and processes for preparing the same

US Patent 7868074 Dispersions containing alkoxylates of alicyclic polycyclic compounds

US Patent RE42048 Linerless double-sided pressure sensitive adhesive tape

US Patent 7879934 Rubber compositions

US Patent 7879940 Polymerization initated at sidewalls of carbon nanotubes

US Patent 7879957 Process for production of amphoteric electrolyte resin by continuous bulk polymerization and apparatus for the production

US Patent 7888426 Polymerizable materials

US Patent 7893150 Polymer dispersions in polyester polyols

US Patent 7893178 Process for storing a monomer phase which is liquid under the conditions of storage

US Patent 7893180 Process for the polymerization of olefins; novel polyethylenes, and films and articles produced therefrom

US Patent 7897662 Tire with component containing cellulose

US Patent 7897676 Two component coating compositions and coatings produced therefrom

US Patent 7897681 Hybrid PVC/wood-reinforcement nanocomposites and method of manufacture

US Patent 7906580 Paint composition, a method of paint finishing and painted objects

US Patent 7906593 Rubber composition containing an alkoxysilane coupled in-chain functionalized elastomer and tire with component thereof

US Patent 7906602 Tread cap composition

US Patent 7910674 Polymerized cycloolefins using transition metal catalyst and end products thereof

US Patent 7915330 Photostabilizing silicone fluids

US Patent 7915347 Block polymers and cosmetic compositions and processes comprising them

US Patent 7915354 Multimodal ethylene-alpha-olefin elastomers and process for making

US Patent 7915357 Blow molding polyethylene resins

US Patent 7915363 Acidic superabsorbent hydrogels

US Patent 7915366 Polyvinyl chloride formulations

US Patent 7917308 Process for determining a molecular weight distribution in a polymer

US Patent 7919551 Branched olefin compositions

US Patent 7919563 Low molecular weight hydrogenated nitrile rubber

US Patent 7923512 Process for producing medical implant or medical implant part comprising porous UHMWPE

US Patent 7928048 Softening detergent composition

US Patent 7928157 Tire with tread having enhanced wet traction

US Patent 7928178 Rubber for baby bottle nipples, pacifiers, and syringe plungers

US Patent 7931873 Isoolefin-diolefin production process and apparatus therefore

US Patent 7932328 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles

US Patent 7935755 Aqueous polymer dispersions and products from those dispersions

US Patent 7935756 Hydrogenated block copolymer and composition thereof

US Patent 7935769 Method for preparing a living polymer comprising methacrylic and/or methacrylate units

US Patent 7939586 Shapable resin compositions

US Patent 7939594 Compositions that contain microgels and thickening agents

US Patent 7939599 Substantially completely biodegradable high starch polymer

US Patent 7939601 Polymers, compositions and methods of use for foams, laundry detergents, shower rinses, and coagulants

US Patent 7939611 Side-chain crystallizable polymers for medical applications

US Patent 7943695 Magnetic polymer particle, method of producing the same, and aqueous dispersion, cartridge, and image forming apparatus using the same

US Patent 7943696 Use of sulfur containing initiators for anionic polymerization of monomers

US Patent 7943707 Vinylidene fluoride polymer and process for producing the same

US Patent 7947776 Aqueous dispersion, its production method, and its use

US Patent 7947790 Porous film of vinylidene fluoride resin and method for producing same

US Patent 7947797 Method for operating a gas-phase reactor at or near maximum production rates while controlling polymer stickiness

US Patent 7951862 Hydrogenated and partially hydrogenated heat-bodied oils and uses thereof

US Patent 7951875 Low molecular weight hydrogenated nitrile rubber

US Patent 7951889 Method and system to add high shear to improve an ionic liquid catalyzed chemical reaction

US Patent 7956108 Product

US Patent 7956139 Polymerization catalysts for producing polymers with high comonomer incorporation

US Patent 7956143 Toughened two-part adhesive compositions demonstrating improved impact and/or peel strengths when cured

US Patent 7960454 Processing aids for elastomeric compositions

US Patent 7960491 Isoolefin-diolefin production process and apparatus therefore

US Patent 7968630 Pneumatic tire containing zinc porphyrin compound

US Patent 7968631 Pneumatic tire containing zinc naphthalocyanine compound

US Patent 7968643 Graft copolymer for transparent thermoplastic polyurethane resin, preparation method thereof, and polyurethane resin composition containing the same

US Patent 7968661 Method of free radically polymerizing vinyl monomers

US Patent 7968664 Nitric oxide-releasing diazeniumdiolated acrylonitrile-based polymers, and compositions, medical devices, and uses thereof

US Patent 7973111 Mechanically operated kill agent injection safety system and method to stop a runaway chemical reaction

US Patent 7973117 Process for continuously producing (meth)acrylic ester polymer or copolymer

US Patent 7977413 Thermally responsive ink and coating compositions

US Patent 7977422 Non-staining black sidewall

US Patent 7977425 Co-milling organic pigments with fumed silica

US Patent 7981968 Photoresponsive polymer, built-up type diacetylene polymer, crystal of ammonium carboxylate, and method of manufacturing them

US Patent 7981971 Compounding agent for rubber vulcanization containing amino alcohol salt compound of carboxylic acid group-containing disulfide and method of production of the same and rubber composition containing the same

US Patent 7981991 Separation of polymer slurries

US Patent 7985793 Composites comprising elastomer, layered filler and tackifier

US Patent 7985811 Method for controlling sheeting in gas phase reactors

US Patent 7989573 Method of free radically polymerizing vinyl monomers

US Patent 7993591 Spouted bed device and polyolefin production process using the same

US Patent 7993592 Process for production of amphoteric electrolyte resin by continuous bulk polymerization and apparatus for the production

US Patent 7993593 Olefin polymerization reactor, polyolefin production system, and polyolefin production process

US Patent 7994265 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles

US Patent 7999022 Methods of forming density-matched polymer slurries

US Patent 7999023 Process for making pressure sensitive adhesive hydrogels

US Patent 7999044 System and method for deinventory of polymerization reactor

US Patent 7999048 Process for producing prepolymerization catalyst for polymerization of olefin and process for producing olefin polymer

US Patent 7999050 Process for production of polymer dispersions containing an acetoacetate moiety

US Patent 8003720 Method and compositions for reducing plate-out in the manufacture of plastic articles

US Patent 8013092 Waterborne coating