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US 11,597,831 B2Granted
Polyacetal resin composition and vehicle fuel pump module made of the same with excellent acid resistance
AssigneesHyundai Motor Company, Kia Motors Corporation, Korea Engineering Plastics Co., Ltd.
InventorsHyun Jun Kim, Jong Hyun Kim, Chang Han Kim, Man Seok Oh, Bong Ju Park, Seung Hwan Joo, Hyun Woo Kwak
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Abstract
Disclosed herein are a novel polyacetal resin composition and a vehicle fuel pump module made of the same with excellent acid resistance.
Claims17
A polyacetal resin composition comprising:
- a polyacetal resin;
- a polyethylene resin having a weight average molecular weight of about 1×106 g/mol or greater and an average particle diameter of about 50 to 300 μm;
- and
- a metal oxide comprising one or more selected from the group consisting of calcium stearate (C36H70CaO4), magnesium stearate (C36H70MgO4), and zinc stearate (C36H70ZnO4).
1 more element
Dependencies are inferred from the claim text.