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. 25, 2018
Filed:
Aug. 12, 2015
Applicant:
Covestro Llc, Pittsburgh, PA (US);
Inventors:
Assignee:
Covestro LLC, Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 67/00 (2017.01); B29C 37/00 (2006.01); C08G 18/79 (2006.01); C08G 18/24 (2006.01); C09D 175/06 (2006.01); C08G 18/42 (2006.01); C08G 18/44 (2006.01); B29C 67/24 (2006.01);
U.S. Cl.
CPC ...
B29C 37/0028 (2013.01); C08G 18/246 (2013.01); C08G 18/4202 (2013.01); C08G 18/4211 (2013.01); C08G 18/44 (2013.01); C08G 18/792 (2013.01); C08G 18/798 (2013.01); C09D 175/06 (2013.01); B29C 67/246 (2013.01); B29C 2037/0035 (2013.01); C08G 2120/00 (2013.01);
Abstract
Disclosed are processes for in-mold coating of a plastic substrate. The processes include: (a) molding a plastic substrate in a first mold cavity of a mold comprising at least two cavities to form a molded plastic substrate; (b) introducing the molded plastic substrate into a second mold cavity of the mold; (c) introducing a coating composition into the second mold cavity containing the molded plastic substrate in order to coat the substrate, the coating composition comprising: (i) a polymer comprising isocyanate-reactive groups; and (ii) a polyisocyanate; (d) curing the composition in the second mold cavity; and (e) opening the mold cavity.