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:
Jul. 14, 2026
Filed:
Mar. 10, 2022
Applicant:
Wanhua Chemical Group Co., Ltd., Yantai, CN;
Inventors:
Fulin Zhu, Yantai, CN;
Yonghua Shang, Yantai, CN;
Jianfeng Li, Yantai, CN;
Weijie Liu, Yantai, CN;
Peng Wang, Yantai, CN;
Wenbin Li, Yantai, CN;
Pengfei Wang, Yantai, CN;
Qian Wu, Yantai, CN;
Wei Liu, Yantai, CN;
Yuan Li, Yantai, CN;
Assignee:
WANHUA CHEMICAL GROUP CO., LTD., Yantai, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/71 (2006.01); C07C 263/10 (2006.01); C07C 263/20 (2006.01); C07C 265/08 (2006.01); C07C 265/14 (2006.01); C08G 18/09 (2006.01); C08G 18/10 (2006.01); C08G 18/24 (2006.01); C08G 18/32 (2006.01); C08G 18/38 (2006.01); C08G 18/42 (2006.01); C08G 18/76 (2006.01); C08G 18/79 (2006.01); C08G 18/80 (2006.01); C09D 175/04 (2006.01); F21V 1/22 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08G 18/711 (2013.01); C07C 263/10 (2013.01); C07C 263/20 (2013.01); C07C 265/08 (2013.01); C07C 265/14 (2013.01); C08G 18/092 (2013.01); C08G 18/10 (2013.01); C08G 18/242 (2013.01); C08G 18/3206 (2013.01); C08G 18/3876 (2013.01); C08G 18/42 (2013.01); C08G 18/7642 (2013.01); C08G 18/794 (2013.01); C08G 18/8029 (2013.01); C09D 175/04 (2013.01); G02B 1/04 (2013.01); F21V 1/22 (2013.01); G02B 1/041 (2013.01);
Abstract
A xylylene diisocynate composition, a preparation method therefor and the use thereof. The xylylene diisocynate composition includes xylylene diisocynate and 0.2-500 ppm of a compound represented by formula (1). A resin prepared from the provided xylylene diisocynate composition has an excellent discoloration resistance and can effectively inhibit yellowing and/or white turbidity thereof.