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 8436131 B1

PDF
Full Text
Expired
Date of Patent:
May. 07, 2013

Filed:

Aug. 07, 2012
Applicants:

Paul Odorisio, Leonia, NJ (US);

Stephen M. Andrews, New Fairfield, CT (US);

Thomas F. Thompson, Highland Mills, NY (US);

SI Wu, Ossining, NY (US);

Paragkumar Thanki, Maharashtra, IN;

Deepak M. Rane, Maharashtra, IN;

Delina Joseph, Maharashtra, IN;

Jianzhao Wang, Yorktown Heights, NY (US);

Inventors:

Paul Odorisio, Leonia, NJ (US);

Stephen M. Andrews, New Fairfield, CT (US);

Thomas F. Thompson, Highland Mills, NY (US);

Si Wu, Ossining, NY (US);

Paragkumar Thanki, Maharashtra, IN;

Deepak M. Rane, Maharashtra, IN;

Delina Joseph, Maharashtra, IN;

Jianzhao Wang, Yorktown Heights, NY (US);

Assignee:

BASF SE, Ludwigshafen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 64/00 (2006.01); C08G 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed are phosphinic acid compounds of formula I, II or III where Rand R' are for instance straight or branched C-Calkyl, Ris for instance straight or branched C-Calkyl, Rand R′ are for instance straight or branched C-Calkyl, Ris for instance straight or branched C-Calkylene and m is from 2 t 100. Also disclosed are polyester compositions comprising the compounds of formula I, II and III.


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Odorisio, Paul. (2013). Solid state polymerization process for polyester with phosphinic acid compounds (U.S. Patent No. 8436131). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8436131

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