Title:
THERMOPLASTIC ELASTOMER MATERIAL FOR AUTOMOTIVE FOOT MAT AND PREPARATION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2023/240670
Kind Code:
A1
Abstract:
Disclosed is a thermoplastic elastomer material for an automotive foot mat, which material comprises a component A, a component B and a component C, wherein the component A comprises, by weight, 30-50 of toluene diisocynate, 10-30 of diphenylmethane diisocyanate, and 20-70 of a polyether polyol I, which comprises a polyether polyol having a molecular weight of 4000 and a polyether polyol having a molecular weight of 6000, the weight ratio of the polyether polyol having a molecular weight of 4000 to the polyether polyol having a molecular weight of 6000 being 10 : 1-2, the degree of functionality of the polyether polyol having a molecular weight of 4000 being 2, and the degree of functionality of the polyether polyol having a molecular weight of 6000 being 3; the component B comprises, by weight, 20-40 of a polyether polyol II, 1-5 of a chain extender, 1-3 of a cross-linking agent, 5-15 of a filler, 0.1-1 of a catalyst, and 1-2 of a pigment, the degree of functionality of the polyether polyol II being 3; and the component C comprises, by weight, 10-15 of a water-loaded silicon carbide skeleton.
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Inventors:
SONG WEIJIE (CN)
Application Number:
PCT/CN2022/100782
Publication Date:
December 21, 2023
Filing Date:
June 23, 2022
Export Citation:
Assignee:
SONG WEIJIE (CN)
International Classes:
C08K3/34; C08G18/00; C08G18/10; C08K3/00
Foreign References:
| CN111040122A | 2020-04-21 | |||
| CN111499829A | 2020-08-07 | |||
| CN108752821A | 2018-11-06 | |||
| CN106189194A | 2016-12-07 | |||
| GB2400107B | 2007-07-18 | |||
| US4720519A | 1988-01-19 |
Attorney, Agent or Firm:
LANTIAN INTELLECTUAL PROPERTY AGENCY (CN)
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