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:
Jan. 20, 1976
Filed:
Sep. 23, 1974
Applicant:
Inventors:
Stephen Fuzesi, Hamden, CT (US);
Allan H Syrop, Hamden, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ;
Abstract
An improvement is disclosed in the preparation of rigid polyurethane foams which have relatively high surface friability. The improvement resides in the use of a select group of amine-based polyols to reduce the friability of the resulting foam.