Title:
THERMOPLASTIC ELASTOMER COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2015/147148
Kind Code:
A1
Abstract:
A thermoplastic elastomer composition including (a) a halogenated isoolefin para-alkylstyrene copolymer, (b) a modified rubber having an acid anhydride group, (c) a polymer component including an ethylene-vinyl alcohol copolymer, (d) a processing aid comprising an alkaline earth metal salt of a higher fatty acid, and (e) a crosslinking agent, the thermoplastic elastomer composition characterized in that the weight ratio (Wa) of the halogenated isoolefin para-alkylstyrene copolymer (a) in elastomer components ((a) + (b)) is 5-60 wt%, the weight ratio (Wb) of the modified rubber (b) having an acid anhydride group in the elastomer components ((a) + (b)) is 95-40 wt%, and the content (Wd) of the processing aid (d) comprising an alkaline earth metal salt of a higher fatty acid is 0.3-30 parts by mass with respect to 100 parts by mass of the halogenated isoolefin para-alkylstyrene copolymer (a).
Inventors:
SATO SHUN (JP)
Application Number:
PCT/JP2015/059334
Publication Date:
October 01, 2015
Filing Date:
March 26, 2015
Export Citation:
Assignee:
YOKOHAMA RUBBER CO LTD (JP)
International Classes:
C08L23/26; B60C5/14; C08K5/098; C08L25/18; C08L27/24; C08L29/04; C08L77/00
Domestic Patent References:
| WO2012035828A1 | 2012-03-22 |
Foreign References:
| JP2013189526A | 2013-09-26 | |||
| JP2003089702A | 2003-03-28 | |||
| JP2012076679A | 2012-04-19 |
Other References:
See also references of EP 3124538A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
Aoki 篤 (JP)
Aoki 篤 (JP)
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