THERMOPLASTIC RESIN COMPOSITION

The present invention provides a thermoplastic resin composition which includes: a first copolymer including a core including a conjugated diene-based polymer and a shell including an aromatic vinyl-based monomer unit and a vinyl cyan-based monomer unit; and a second copolymer including an aromatic...

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Bibliographische Detailangaben
Hauptverfasser: CHO, Jeong In, CHOI, Eun Jung, SHIN, Dong Kun, JUNG, Taek Jun, KANG, Byoung Il, KIM, Seo Hwa
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention provides a thermoplastic resin composition which includes: a first copolymer including a core including a conjugated diene-based polymer and a shell including an aromatic vinyl-based monomer unit and a vinyl cyan-based monomer unit; and a second copolymer including an aromatic vinyl-based monomer unit and a vinyl cyan-based monomer unit, wherein the first copolymer has a degree of grafting of 32 to 50%, the second copolymer has a weight-average molecular weight of 85,000 to 115,000 g/mol, and the thermoplastic resin composition includes the first copolymer at 30 wt % or less and an oligomer residue at 1.1 wt % or less. Specifically, the thermoplastic resin composition can shorten an injection molding time.