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Title:
RADIATION-RESISTANT VINYL CHLORIDE RESIN COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2018/051528
Kind Code:
A1
Abstract:
The present invention suppresses radiation deterioration of a soft vinyl chloride resin composition when the absorbed dose of γ rays is on the order of megagrays. Flexible hoses and flexible tubes, the deterioration of which by radiation is suppressed, are provided using said resin composition. This radiation-resistant vinyl chloride resin composition contains 100 parts by weight of a vinyl chloride resin, a plasticizer, and 5-50 parts by weight of carbon black or graphite powder, and has a Durometer A hardness of50-95 HDA before γ-ray irradiation.

Inventors:
SHIMA, Hidenori (TIGERS POLYMER CORPORATION 1-6, Takatsukadai 2-chome, Nishi-ku, kobe-sh, Hyogo 71, 〒6512271, JP)
SHINDO, Nobuo (TIGERS POLYMER CORPORATION 1-6, Takatsukadai 2-chome, Nishi-ku, kobe-sh, Hyogo 71, 〒6512271, JP)
EGUSA, Fuminori (TIGERS POLYMER CORPORATION 1-6, Takatsukadai 2-chome, Nishi-ku, kobe-sh, Hyogo 71, 〒6512271, JP)
Application Number:
JP2017/005549
Publication Date:
March 22, 2018
Filing Date:
February 15, 2017
Export Citation:
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Assignee:
TIGERS POLYMER CORPORATION (4-1 Shinsenri Higashimachi 1-chome, Toyonaka-shi Osaka, 82, 〒5600082, JP)
International Classes:
C08L27/06; B32B1/08; B32B27/30; C08K3/04; C08K5/10; C08L91/00; F16L11/08; F16L11/12
Foreign References:
JP2007277341A2007-10-25
JP2001072805A2001-03-21
JP2004251048A2004-09-09
JPH0593100A1993-04-16
JPS60184538A1985-09-20
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