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:
Aug. 25, 2020
Filed:
Nov. 06, 2018
Applicant:
Cdi Energy Products, Inc., Humble, TX (US);
Inventors:
Xuan Fu, Sugar Land, TX (US);
Frederick Bligh Pippert, Sugar Land, TX (US);
Assignee:
CDI Energy Products, Inc., Humble, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K 8/512 (2006.01); C04B 26/16 (2006.01); C04B 24/04 (2006.01); C04B 24/28 (2006.01); C09K 8/504 (2006.01); C04B 103/00 (2006.01);
U.S. Cl.
CPC ...
C09K 8/512 (2013.01); C04B 24/04 (2013.01); C04B 24/28 (2013.01); C04B 26/16 (2013.01); C09K 8/5045 (2013.01); C04B 2103/0062 (2013.01); C04B 2103/0073 (2013.01); C04B 2201/50 (2013.01); C09K 2208/26 (2013.01);
Abstract
Disclosed are time controlled, hydrolytically degradable compositions that include a polyurethane; precipitated silica, carbon black, or a combination thereof; an organic acid adapted to facilitate degradation when the composition is contacted with water; a stabilizer; a first crosslinking agent; and an optional co-agent. The composition is adapted to degrade over a predetermined time period upon contact with water at a pH ranging from 5 to 8 and at a temperature ranging from 100° F. to 250° F.