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:
Feb. 21, 1995
Filed:
Mar. 08, 1993
Applicant:
Inventor:
Rik De Vos, Rotselaar, BE;
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521114 ; 521121 ; 521129 ; 521131 ; 521132 ;
Abstract
The use of a liquid for the preparation of a rigid polyurethane and/or polyisocyanurate foam by reacting a polyisocyanate and a polyol in the presence of a blowing agent characterised in that the liquid is an inert, insoluble, non-blowing liquid. CFC-free foams may be obtained showing good insulating properties.
Quick Actions:
De Vos, Rik. (1995). Manufacture of rigid foams and compositions therefor (U.S. Patent No. 5391584). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5391584
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile