Title:
MULTILAYER TUBULAR MOLDED BODY AND METHOD FOR PRODUCING MULTILAYER TUBULAR MOLDED BODY
Document Type and Number:
WIPO Patent Application WO/2022/085404
Kind Code:
A1
Abstract:
[Problem] To provide a multilayer tubular molded body having high chemical resistance, high resistance to heat, and excellent adhesive strength, and a method for producing the multilayer tubular molded body. [Solution] This multilayer tubular molded body 1 includes: an inner layer 2 containing a polyolefin as a main component; an outer layer 3 containing polyvinyl chloride as a main component; and an intermediate layer 4 that is provided between the inner layer 2 and the outer layer 3, has the function of bonding the inner layer 2 and the outer layer 3 together, and contains a first polyolefin having an aromatic ring on a side chain and a second polyolefin having an ester-containing group on a side chain.
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Inventors:
AOKI DAICHI (JP)
NUMATA KENICHI (JP)
NUMATA KENICHI (JP)
Application Number:
PCT/JP2021/036592
Publication Date:
April 28, 2022
Filing Date:
October 04, 2021
Export Citation:
Assignee:
TOYOX KK (JP)
International Classes:
B32B1/08; F16L11/04
Foreign References:
| JP2007236782A | 2007-09-20 | |||
| JP2005198858A | 2005-07-28 | |||
| JPH02224763A | 1990-09-06 | |||
| JP2020165506A | 2020-10-08 | |||
| US4627844A | 1986-12-09 | |||
| JP2006503642A | 2006-02-02 |
Attorney, Agent or Firm:
COSMO INTERNATIONAL PATENT FIRM (JP)
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