US Patent 9283707 Method for producing liquid-crystalline polyester resin composition
Patent 9283707 was granted and assigned to Sumitomo Chemical on March, 2016 by the United States Patent and Trademark Office.
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Patent abstract
The present invention provides a method for producing a liquid-crystalline polyester resin composition, the method comprising providing a twin-screw extrusion granulator that comprises a cylinder provided with at least one supply port and two screws installed in the cylinder; supplying (A) a liquid-crystalline polyester and (B) a titanium oxide filler into the cylinder through one of the at least one supply port; and melt-kneading the components (A) and (B), wherein a cylinder setting temperature is set at a temperature of (Tm−10)° C. or lower wherein Tm is a fluidization temperature of the component (A).
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Patent Inventor Names
Hiroshi Harada0
Sadanobu Iwase0
Shintaro Saito0
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US Patent 09283707 Method for producing liquid-crystalline polyester resin composition US Patent 9283707 Method for producing liquid-crystalline polyester resin composition
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Patent Number
092837070
Patent Number
92837070
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
092837070
Date of Patent
March 15, 2016
0Patent Application Number
125528610
Date Filed
September 2, 2009
0Official Website
Patent Primary Examiner
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US Patent 09283707 Method for producing liquid-crystalline polyester resin composition
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
09283707
Date of patent
March 15, 2016
Patent application number
12552861
Date Filed
September 2, 2009
Patent primary examiner
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