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. 28, 1995
Filed:
Dec. 06, 1993
Applicant:
Inventors:
Assignee:
Imperial Chemical Industries PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
521157 ; 521159 ;
Abstract
Process for the preparation of rigid polyurethane foam by reaction of a polyfunctional isocyanate-reactive composition with a polyisocyanate composition comprising the reaction product of a stoichiometric excess of an organic polyisocyanate and a substantially fluorinated isocyanate-reactive compound, optionally in the presence of an inert, insoluble fluorinated compound.