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:
Nov. 28, 2023
Filed:
Dec. 08, 2021
Applicants:
Cnpc Usa Corporation, Houson, TX (US);
Beijing Huamei, Inc., Beijing, CN;
China National Petroleum Corporation, Beijing, CN;
Inventors:
Peixiang Xing, Houston, TX (US);
Jiaxiang Ren, Houston, TX (US);
Peng Cheng, Houston, TX (US);
Yu Liu, Beijing, CN;
Assignees:
CNPC USA CORPORATION, Houston, TX (US);
BEIJING HUAMEI INC., Beijing, CN;
CHINA NATIONAL PETROLEUM CORPORATION, Beijing, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 67/04 (2006.01);
U.S. Cl.
CPC ...
C08L 67/04 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01);
Abstract
The patent application discloses a degradable polymers compounds. The polymer compounds comprises product of blends of polyglycolic acid and polylactic acid in a weight ratio of from about 99/1 to about 50/50 in mixture with a compatibilizer poly(lactic-co-glycolic acid), wherein the compounded product has a tensile strength of at least about 12,000 psi.