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:
Aug. 31, 1993
Filed:
Nov. 06, 1991
Applicant:
Inventors:
Robert E Hefner, Jr, Lake Jackson, TX (US);
Deborah I Haynes, Carmel, IN (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ;
U.S. Cl.
CPC ...
525528 ; 525510 ; 525511 ; 525532 ; 525533 ;
Abstract
The present invention refers to active hydrogen-containing compositions comprising alkoxylated epoxy resin adducts useful in the preparation of rigid polyurethane foams. The active hydrogen-containing compositions comprising alkoxylated epoxy resin adducts of the present invention provide improved physical properties, such as, for example, friability. This invention also refers to prepolymers and foamed articles prepared therefrom.
Quick Actions:
Hefner, Jr, Robert. (1993). Active hydrogen-containing compositions, process for preparing rigid (U.S. Patent No. 5241021). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5241021
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile