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:
Nov. 26, 1996
Filed:
Jun. 24, 1994
Applicant:
Inventors:
Herbert R Gillis, Sterling Heights, MI (US);
Aaldrik R Postema, Overijse, BE;
Dirk Stanssens, Lanaken, BE;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
521166 ; 521 51 ; 521128 ; 521130 ; 521131 ; 521158 ; 521159 ; 521163 ; 521164 ; 521170 ; 25218223 ; 25218224 ; 25218225 ; 25218234 ;
Abstract
A method for the preparation of cellular polymeric products which comprises reacting an organic polyisocyanate with an isocyanate-reactive composition, characterised in that the isocyanate-reactive composition comprises a blowing promoter which is a cyclic urea compound having at least one isocyanate-reactive substituent.
Gillis, Herbert. (1996). Methods of preparing polymeric foams using cyclic urea blowing promoters (U.S. Patent No. 5578656). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5578656
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile