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:
May. 11, 2021
Filed:
Apr. 23, 2019
Applicant:
Covestro Intellectual Property Gmbh & Co. KG, Leverkusen, DE;
Inventors:
Assignee:
Covestro Intellectual Property GmbH & Co. KG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/76 (2006.01); C08J 9/00 (2006.01); C08G 18/48 (2006.01); C08G 18/32 (2006.01); C08G 18/18 (2006.01); C08G 18/16 (2006.01); C08G 18/09 (2006.01); C08J 9/02 (2006.01); C08G 18/22 (2006.01);
U.S. Cl.
CPC ...
C08G 18/7664 (2013.01); C08G 18/092 (2013.01); C08G 18/095 (2013.01); C08G 18/163 (2013.01); C08G 18/168 (2013.01); C08G 18/1841 (2013.01); C08G 18/1858 (2013.01); C08G 18/3206 (2013.01); C08G 18/4812 (2013.01); C08G 18/4825 (2013.01); C08G 18/4829 (2013.01); C08G 18/4837 (2013.01); C08J 9/0061 (2013.01); C08J 9/02 (2013.01); C08G 18/225 (2013.01); C08G 2110/0025 (2021.01); C08G 2110/0058 (2021.01); C08G 2115/02 (2021.01); C08G 2115/06 (2021.01); C08G 2330/50 (2013.01); C08J 2205/044 (2013.01); C08J 2205/05 (2013.01); C08J 2205/10 (2013.01); C08J 2375/08 (2013.01); C08J 2483/12 (2013.01);
Abstract
The present invention relates to open- and fine-celled rigid polyurethane foams which contain not only urethane groups (PUR) but also isocyanurate groups (PIR) and carbodiimide groups (CD) and to the use thereof in vacuum insulation panels.