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. 20, 1976
Filed:
Jan. 30, 1974
Applicant:
Inventors:
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ; C08G / ;
U.S. Cl.
CPC ...
260 / ; 47 58 ; 47DI / ; 260 / ; 260 / ;
Abstract
Process for the production of a hydrophilic polyurethane foam having a high water retention capacity by reacting a polyhydroxyl compound having an OH number from 900-1800 and a polyisocyanate containing an aromatically bound isocyanate group and containing a urethane, urea, carbodiimide, allophanate, isocyanurate or biuret group.
Jabs, Gert. (1976). Process for the production of polyurethane foams (U.S. Patent No. 3970618). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3970618
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile