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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.:

US 6187711 B1

PDFFull Text
Date of Patent:
Feb. 13, 2001

Filed:

Oct. 07, 1996

Use of tin derivatives as latent polycondensation catalysts, and premix containing them

Applicant:
Inventors:

Jean-Marie Bernard, Mornant, FR;

Jean-Marc Frances, Villeurbanne, FR;

Bernard Jousseaume, Talence, FR;

Nicholas Noiret, Chevaigne, FR;

Michel Pereyre, Talence, FR;

Assignee:

Rhodia Chimie, Courbevoie, FR;

Attorney:

Jean-Louis Seugnet

Primary Examiner:

Savitri Mulpuri

Assistant Examiner:

Alexander G Ghyka

Int. Cl.
CPC ...
B01J 3/100 ; B01J 2/300 ;
U.S. Cl.
CPC ...
B01J 3/100 ; B01J 2/300 ;
Abstract

Tin derivatives for use as oxygen-activated latent polycondensation catalysts. Said tin derivatives having a formula R,-Y,-R,, wherein R,and R,together form a divalent group or a single bond which insures the formation of a ring with n being 5, 6 or 7, the radicals Y, which may be similar or different, represent a tin-membered chain unit of a structure R′-Sn-R″, wherein R′ and R″, which may be similar or different are a hydrogen or a hydrocarbon radical.

Find Patent Forward Citations

Bernard, Jean-Marie. (2001). Use of tin derivatives as latent polycondensation catalysts, and premix containing them (U.S. Patent No. 6187711). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6187711

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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