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Patent Searching and Data


Title:
THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE FORMED THEREFROM
Document Type and Number:
WIPO Patent Application WO/2021/201444
Kind Code:
A1
Abstract:
The thermoplastic resin composition of the present invention comprises: about 100 parts by weight of a thermoplastic resin; about 4 to about 10 parts by weight of melamine polyphosphate; about 2 to about 7 parts by weight of melamine phosphate; and about 10 to about 20 parts by weight of piperazine pyrophosphate, wherein a mixture of the melamine polyphosphate, melamine phosphate and piperazine pyrophosphate is characterized by having, as measured by a particle size analysis method, an average particle diameter D50 of about 6 μm or less and a particle diameter D90 of 90% of cumulative content is about 11 μm or less. The thermoplastic resin composition has excellent flame retardancy, impact resistance, external appearance characteristics, processability, and the like.

Inventors:
YANG CHEON SEOK (KR)
LEE SEUNG HWAN (KR)
KIM JU SUNG (KR)
PARK KANG YEOL (KR)
LEE YUN KYU (KR)
JEONG HYEON MUN (KR)
Application Number:
PCT/KR2021/002578
Publication Date:
October 07, 2021
Filing Date:
March 02, 2021
Export Citation:
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Assignee:
LOTTE CHEMICAL CORP (KR)
International Classes:
C08K5/521; C08K5/3432; C08K5/3492; C08L23/06; C08L23/12; C08L23/16; C08L25/06; C08L53/02
Foreign References:
KR101162260B12012-07-04
CN107286563B2020-01-03
JPH11286612A1999-10-19
KR20160045627A2016-04-27
KR101407251B12014-06-13
Attorney, Agent or Firm:
AJU INTERNATIONAL LAW & PATENT GROUP (KR)
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