Title:
RELEASE SHEET
Document Type and Number:
WIPO Patent Application WO/2007/072696
Kind Code:
A1
Abstract:
A release sheet to be used in producing resin membranes such as synthetic leather, which sheet is suppressed in curling and brings about high operation efficiency in repeated use even when the sheet has a thick release layer. A release sheet comprising a substrate and a release layer formed on one side of the substrate, wherein the release layer has a multilayer structure comprising an interlayer formed on the substrate side from a film-forming material (I) containing a noncrystalline polyolefin resin (A) alone or a resin mixture (B) consisting of a noncrystalline polyolefin resin and a crystalline polyolefin resin and a face layer formed on the interlayer from a film-forming material (II) containing a crystalline polyolefin resin.
Inventors:
SASAKI, Yasushi (23-23 Honcho, Itabashi-k, Tokyo 01, 1730001, JP)
佐々木 靖 (〒01 東京都板橋区本町２３番２３号 リンテック株式会社内 Tokyo, 1730001, JP)
佐々木 靖 (〒01 東京都板橋区本町２３番２３号 リンテック株式会社内 Tokyo, 1730001, JP)
Application Number:
JP2006/324521
Publication Date:
June 28, 2007
Filing Date:
December 08, 2006
Export Citation:
Assignee:
LINTEC CORPORATION (23-23, Honcho Itabashi-k, Tokyo 01, 1730001, JP)
リンテック株式会社 (〒01 東京都板橋区本町２３番２３号 Tokyo, 1730001, JP)
SASAKI, Yasushi (23-23 Honcho, Itabashi-k, Tokyo 01, 1730001, JP)
リンテック株式会社 (〒01 東京都板橋区本町２３番２３号 Tokyo, 1730001, JP)
SASAKI, Yasushi (23-23 Honcho, Itabashi-k, Tokyo 01, 1730001, JP)
International Classes:
B32B27/32; D06N3/00
Attorney, Agent or Firm:
OHTANI, Tamotsu (OHTANI PATENT OFFICE Bridgestone Toranomon Bldg. 65F, 25-2 Toranomon 3-chom, Minato-ku Tokyo01, Tokyo1050001, JP)
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