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.

Date of Patent:
Aug. 05, 2025

Filed:

Nov. 18, 2020
Applicant:

Lotte Chemical Corporation, Seoul, KR;

Inventors:

Seon Ae Lee, Uiwang-si, KR;

Yoen Kyoung Kim, Uiwang-si, KR;

Jee Kwon Park, Uiwang-si, KR;

Hyeon Mun Jeong, Uiwang-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L 23/12 (2006.01); B29C 45/00 (2006.01); B29K 23/00 (2006.01); C08K 3/34 (2006.01); C08L 23/16 (2006.01); C08L 53/00 (2006.01);
U.S. Cl.
CPC ...
C08L 23/12 (2013.01); B29C 45/0001 (2013.01); C08K 3/34 (2013.01); C08L 23/16 (2013.01); C08L 53/00 (2013.01); B29K 2023/12 (2013.01); B29K 2023/16 (2013.01);
Abstract

A thermoplastic resin composition of the present invention is characterized by comprising: about 100 parts by weight of a polyolefin resin including one or more of a polypropylene resin and an ethylene-propylene block copolymer; about 10 parts by weight to about 60 parts by weight of a phosphorus nitrogen-based flame retardant; about 0.05 parts by weight to about 10 parts by weight of a maleic anhydride-modified olefin-based polymer; and about 5 parts by weight to about 40 parts by weight of talc having a calcium content of about 0.1% by weight or less. The thermoplastic resin composition has excellent flame retardancy, impact resistance, rigidity, molding processability, etc.


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