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US 2022/0010084 A1Published application
Foam Composition for Vehicle Seat Cushion, Foam for Vehicle Seat Cushion, and Manufacturing Method Therefor
AssigneeLotte Chemical Corporation
InventorsYong Jin KWON, Sung Hwan LIM, Se Yeon EOM
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Abstract
The present invention relates to a foam composition for vehicle seat cushions, foam for a vehicle seat cushion, and a manufacturing method therefor, the foam composition comprising: (A) 49.5 wt % to 80 wt % of a polypropylene-based resin; (B) 19.5 wt % to 50 wt % of a modified olefin-based elastomer resin having a melting temperature (Tm) of 60° C. to 110° C. and a melting index (MI) value of 0.5 g/10 min to 4 g/10 min, as measured at 190° C. under a load of 2.16 kg according to ASTM D1238; and 0.1 wt % to 0.5 wt % of (C) a filler.
Claims10
A foam composition for vehicle seat cushions, comprising:
- 49.5 wt % to 80 wt % of (A) a polypropylene resin;
- 19.5 wt % to 50 wt % of (B) a modified olefin elastomer resin having a melting point (Tm) of 60° C. to 110° C. and a melting index (MI) of 0.5 g/10 min to 4 g/10 min, as measured at 190° C. under a load of 2.16 kg in accordance with ASTM D1238;
- and
- 0.1 wt % to 0.5 wt % of (C) a filler.
1 more element
Dependencies are inferred from the claim text.