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. 08, 1992
Filed:
Mar. 01, 1991
Applicant:
Inventors:
Alfred L Peterson, Coraopolis, PA (US);
Mark S Solomon, Humble, TX (US);
Kenneth E Reed, Baytown, TX (US);
Edward P Squiller, Pittsburgh, PA (US);
Assignee:
Miles Inc., Pittsburgh, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568621 ; 568 39 ; 568 57 ; 568 62 ; 568606 ; 568613 ; 568618 ; 568619 ; 568622 ; 568623 ; 564463 ; 564475 ;
Abstract
An improved process for preparing a polyether polyol of reduced scorching properties comprising buffering of the alkaline polyether polyol before heating to remove water, and the use of said polyether polyol to prepare flexible foam slabstocks.
Quick Actions:
Peterson, Alfred. (1992). Foam slabstock polyether polyols with improved scorch characteristics (U.S. Patent No. 5169989). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5169989
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile