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:
Jun. 08, 2021
Filed:
May. 17, 2019
Applicant:
Ppg Industries Ohio, Inc., Cleveland, OH (US);
Inventor:
Robert D. Herold, Monroeville, PA (US);
Assignee:
PPG Industries Ohio, Inc., Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 236/20 (2006.01); C08F 218/16 (2006.01); G02B 1/04 (2006.01);
U.S. Cl.
CPC ...
C08F 236/20 (2013.01); C08F 218/16 (2013.01); G02B 1/04 (2013.01); G02B 1/041 (2013.01);
Abstract
A polymerizable composition includes the reaction product of an isohexide bischloroformate, at least one polyol, allyl alcohol, and, optionally, at least one polychloroformate. An exemplary polymerizable composition includes (a) the transesterification reaction product of an isohexide, diallyl carbonate, and at least one polyol; and (b) organic peroxide. A polymerizate including the polymerizable composition and an optical article including the polymerizable composition are also provided.