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 9321868 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 26, 2016

Filed:

May. 24, 2010
Applicants:

Abdullah Saad Alarifi, Riyadh, SA;

Taieb Aouak, Riyadh, SA;

Inventors:

Abdullah Saad Alarifi, Riyadh, SA;

Taieb Aouak, Riyadh, SA;

Assignee:

King Saud University, Riyadh, SA;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 8/14 (2006.01); C08F 220/06 (2006.01); C08F 220/18 (2006.01);
U.S. Cl.
CPC ...
C08F 220/06 (2013.01); C08F 8/14 (2013.01); C08F 220/18 (2013.01);
Abstract

Products and processes relating to the synthesis of copolymers or terpolymers are described. In particular, poly(acrylic acid-co-acrylate ester), poly(methacrylic acid-co-methacrylate ester), poly(acrylic acid-co-acrylate ester(I)-co-acrylate ester(II)), or poly(methacrylic acid-co-methacrylate ester(I)-co-methacrylate ester(II)), by esterification of polyacrylic or polymethacrylic acid with alcohols assisted by the pervaporation technique for extracting water are described.


Find Patent Forward Citations

Alarifi, Abdullah. (2016). Synthesis of acrylic or methacrylic acid/acrylate or methacrylate ester polymers using pervaporation (U.S. Patent No. 9321868). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9321868

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