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:
Apr. 02, 1996
Filed:
Sep. 05, 1995
Applicant:
Inventors:
Thomas L Fishback, Gibraltar, MI (US);
Thomas B Lee, Southgate, MI (US);
Assignee:
BASF Corporation, Mt. Olive, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
521115 ; 521116 ; 521117 ; 521128 ; 521130 ; 521157 ; 521163 ; 521167 ; 521170 ; 521172 ; 521173 ;
Abstract
There is now provided a polyisocyanate-based foam made by reacting an organic polyisocyanate with a polyol solution containing a C.sub.4 -C.sub.7 aliphatic and/or cycloaliphatic hydrocarbon as a blowing agent. The hydrocarbon blowing agent is soluble in the polyol solution having polyols with polyester linkages by using a reacted or unreacted compatibilizing agent represented by the formula: ##STR1## wherein R.sup.1 is preferentially OH, and R.sup.2 is a C.sub.6 -C.sub.24 aliphatic, branched or unbranched, hydrocarbon group.