The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 17, 2013
Filed:
Jan. 12, 2011
Hyun Min Kim, Daejeon, KR;
Jong Hwa Yun, Daejeon, KR;
Mahn Jong Kim, Daejeon, KR;
Abstract
Disclosed are a production method for a wholly aromatic liquid crystalline polyester resin, a wholly aromatic liquid crystalline polyester resin produced using the method, and a compound of the wholly aromatic liquid crystalline polyester resin. The disclosed production method for a wholly aromatic liquid crystalline polyester resin comprises the steps of synthesizing a wholly aromatic liquid crystalline polyester resin by synthesizing a wholly aromatic liquid crystalline polyester prepolymer by a condensation polymerization of a monomer and then reducing the pressure inside a reaction vessel containing the synthesized prepolymer at a predetermined internal pressure reduction rate of the reaction vessel.