Title:
THERMOPLASTIC RESIN COMPOSITION, METHOD FOR PRODUCING SAME, AND MOLDED ARTICLE PRODUCED THEREFROM
Document Type and Number:
WIPO Patent Application WO/2023/068499
Kind Code:
A1
Abstract:
The present invention pertains to a thermoplastic resin composition, a method for producing same, and a molded article produced therefrom. More specifically, the present invention pertains to a thermoplastic resin composition, a method for producing same, and a molded article produced therefrom, the thermoplastic resin composition containing (A) an alkyl (meth)acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer including: a polymer seed comprising 70-85 wt% of an alkyl (meth)acrylate and 15-30 wt% of an aromatic vinyl compound; a rubber core surrounding the polymer seed and comprising 78-90 wt% of an alkyl acrylate and 10-22 wt% of an aromatic vinyl compound; and a graft shell surrounding the rubber core and comprising 65-80 wt% of an aromatic vinyl compound, 14-25 wt% of a vinyl cyan compound, and 3-15 wt% of an alkyl (meth)acrylate, and (B) a non-grafted copolymer comprising an alkyl (meth)acrylate, an aromatic vinyl compound, and a vinyl cyan compound, wherein the average particle size and the refractive index of each layer in the (A) graft copolymer is appropriately adjusted. The present invention has the effect of providing a thermoplastic resin composition having excellent transparency, glossiness, weather resistance, and impact resistance, a method for producing same, and a molded article produced therefrom.
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Inventors:
PARK JANGWON (KR)
AHN BONG KEUN (KR)
KIM MIN JUNG (KR)
JEON JIYOON (KR)
LEE EUNJI (KR)
KIM SEYONG (KR)
AHN BONG KEUN (KR)
KIM MIN JUNG (KR)
JEON JIYOON (KR)
LEE EUNJI (KR)
KIM SEYONG (KR)
Application Number:
PCT/KR2022/011317
Publication Date:
April 27, 2023
Filing Date:
August 01, 2022
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
C08L51/06; C08F212/08; C08F220/18; C08F220/44; C08F265/06; C08F285/00; C08L33/06
Foreign References:
| KR101333578B1 | 2013-11-27 | |||
| KR20130071156A | 2013-06-28 | |||
| KR20120078583A | 2012-07-10 | |||
| KR20070117315A | 2007-12-12 | |||
| KR20210027089A | 2021-03-10 | |||
| KR20210141871A | 2021-11-23 | |||
| KR20220093137A | 2022-07-05 |
Other References:
See also references of EP 4194506A4
Attorney, Agent or Firm:
NEWKOREA PATENT & LAW FIRM (KR)
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