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Patent Searching and Data


Title:
SHEET-FORMED MATERIAL
Document Type and Number:
Japanese Patent JPH0762046
Kind Code:
A
Abstract:

PURPOSE: To provide a flexible sheet-formed material having excellent solvent resistance and good low-temperature characteristics and mechanical strengths.

CONSTITUTION: This sheet-formed material is composed of a hydrogenated block copolymer having an average molecular weight of 18,000-800,000 and having a structure expressed by the general formula Z-X-Y-X-Z (X is polymer block composed of a vinyl aromatic compound; Y is polymer block composed of a conjugated diene; Z is polymer block composed of butadiene and having an average molecular weight of 1,500-50,000), wherein the 1,4-bond content in the block chain expressed by Z is ≥70% and ≥80% of the unsaturated bond in the block chains of Y and Z is hydrogenated.


Inventors:
MASUDA MIKIO
HASHIMOTO KATSUYA
NAKADA HIROMICHI
ISHII MASAO
Application Number:
JP23409693A
Publication Date:
March 07, 1995
Filing Date:
August 26, 1993
Export Citation:
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Assignee:
KURARAY CO
International Classes:
B29D7/00; C08F297/04; C08F297/06; B29K9/00; (IPC1-7): C08F297/04; B29D7/00