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:
Sep. 29, 2015
Filed:
Jan. 04, 2012
Jiaxiang Ren, Houston, TX (US);
David P. Gerrard, Magnolia, TX (US);
James E. Goodson, Porter, TX (US);
Ping Duan, Cypress, TX (US);
Gaurav Agrawal, Aurora, CO (US);
Jiaxiang Ren, Houston, TX (US);
David P. Gerrard, Magnolia, TX (US);
James E. Goodson, Porter, TX (US);
Ping Duan, Cypress, TX (US);
Gaurav Agrawal, Aurora, CO (US);
Baker Hughes Incorporated, Houston, TX (US);
Abstract
Disclosed is a process for making shape memory polyphenylene sulfide, comprising: curing polyphenylene sulfide to produce cured polyphenylene sulfide; comminuting the cured polyphenylene sulfide to form cured polyphenylene sulfide particles; disposing the cured polyphenylene sulfide particles in a mold; heating the mold for flowing the cured polyphenylene sulfide; compressing, by applying a compressive force, the cured polyphenylene sulfide; cooling the cured polyphenylene sulfide; relieving the compressive force; and de-molding the cured polyphenylene sulfide to produce the shape memory polyphenylene sulfide.