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:
Oct. 01, 1996
Filed:
Mar. 31, 1995
Applicant:
Inventors:
Oian Jiang, Lansdale, PA (US);
Christine McDade, North Wales, PA (US);
Andrew W Gross, Hatboro, PA (US);
Assignee:
Rohm and Haas Co., Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ; C08F / ; B01J / ;
U.S. Cl.
CPC ...
526240 ; 526332 ; 526347 ; 502159 ;
Abstract
A tetravalent organotin containing compound where the tin atom is attached via an alkyl group to a phenyl moiety with a polymerizable group thereon, is useful as a monomer. A polymer prepared from the monomer. A transesterification catalyst prepared from the polymer and a process for conducting a transesterification reaction using the transesterification catalyst.