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公开(公告)号：US20210087385A1
公开(公告)日：2021-03-25
申请号：US16954830
申请日：2018-12-18
Applicant: INEOS STYROLUTION GROUP GMBH
Inventor： Norbert NIESSNER , Gisbert MICHELS , Nils WITTENBERG , Shridhar MADHAV , Nirmalendu DEBATA , Kirit GEVARIA
IPC: C08L55/02 , C08L25/12 , C08F236/06 , C08F212/08 , C08F2/22
Abstract: Thermoplastic molding composition—having an improved fatigue resistance, balanced mechanical properties and a high ductility for applications demanding high endurance under cyclic loading conditions—comprising 25 to 45 wt.-% ABS graft copolymer (A), consisting of 50.5 to 55 wt.-% of a graft sheath (AN content 30.5 to 34 wt.-%) (A2) and 45 to 49.5 wt.-% of a graft substrate (A1), and 55 to 75 wt.-% SAN copolymer (B) (AN content (30 to 33 wt.-%, melt flow rate 30 to 36 g/10 min (220° C./10 kg)).
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公开(公告)号：US20210108069A1
公开(公告)日：2021-04-15
申请号：US16970033
申请日：2019-02-13
Applicant: INEOS STYROLUTION GROUP GMBH
Inventor： Norbert NIESSNER , Gisbert MICHELS , KwanHee LEE , Shridhar MADHAV , Kirit GEVARIA , Nirmalendu DEBATA
Abstract: High heat resistant ABS molding compositions for use in the automotive sector, electronics, and household or healthcare sector comprising: (A) 15 to 35 wt.-% ABS graft copolymer (A); (B) 15 to 35 wt.-% a-methylstyrene/acrylonitrile copolymer (B) (weight ratio 95:5 to 50:50); (C) 20 to 40 wt.-% styrene/acrylonitrile copolymer (C) (weight ratio 95:5 to 50:50; Mw 150,000 to 300,000); (D) 10 to 30 wt.-% random terpolymer (D) made from 13 to 27 wt.-% α, β ethylenically unsaturated cyclic anhydride, 60 to 74 wt.-% aromatic vinyl monomer, and 13 to 27 wt.-% maleimide monomer); (E) 0.1 to 5 wt.-%, of at least one elastomeric block copolymer (E) comprising a vinylaromatic monomer block S and an elastomeric random diene/vinylaromatic onomer block B/S; hard phase proportion is 1 to 40 vol.-% and the diene proportion is less than 50 wt.-%; and (F) 0 to 5 wt.-% of further additives and/or processing aids (F).
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