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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.:

US 9434682 B1

PDFFull Text
Expired
Date of Patent:
Sep. 06, 2016

Filed:

Jul. 22, 2015

Reactive mesogen compound having superior thermostability and high birefringence and method of preparing the same

Applicant:

Aekyung Chemical Co., Ltd., Seoul, KR;

Inventors:

Yoon-Tae Jeon, Daejeon, KR;

Do-Yeon Kim, Daejeon, KR;

Yun-Sun Do, Hwaseong-si, KR;

Gi-Woo Lee, Daejeon, KR;

Hueong-Nam Park, Daejeon, KR;

Kwang-Sik Choi, Daejeon, KR;

Assignee:

Aekyung Chemical Co., Ltd., , KR;

Attorney:

Park & Associates IP Law, P. C.

Primary Examiner:

Yevegeny Valenrod

Assistant Examiner:

Blaine G Doletski

Int. Cl.
CPC ...
C07C 69/00 (2006.01); C07C 249/02 (2006.01); C07C 219/14 (2006.01); C09K 19/38 (2006.01); C09K 19/06 (2006.01); C09K 19/20 (2006.01); C09K 19/22 (2006.01); C07C 65/00 (2006.01); C07C 45/64 (2006.01); C07C 51/367 (2006.01); C07C 67/40 (2006.01); C07D 309/12 (2006.01); C09K 19/04 (2006.01);
U.S. Cl.
CPC ...
C07C 249/02 (2013.01); C07C 45/64 (2013.01); C07C 51/367 (2013.01); C07C 65/00 (2013.01); C07C 67/40 (2013.01); C07C 219/14 (2013.01); C07D 309/12 (2013.01); C09K 19/062 (2013.01); C09K 19/2014 (2013.01); C09K 19/22 (2013.01); C09K 19/38 (2013.01); C09K 2019/0448 (2013.01);
Abstract

Disclosed are a novel reactive mesogen compound having superior thermostability, high birefringence and a simple preparation process while possessing unique liquid crystal characteristics having molecular orientation by forming a polymer network through photopolymerization, and a method of preparing the same. The novel reactive mesogen compound according to the present invention is represented by Formula 3 below.

Find Patent Forward Citations

Jeon, Yoon-Tae. (2016). Reactive mesogen compound having superior thermostability and high birefringence and method of preparing the same (U.S. Patent No. 9434682). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9434682

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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