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Patent Searching and Data


Title:
WATERPROOF SHEET
Document Type and Number:
Japanese Patent JP2001140413
Kind Code:
A
Abstract:

To obtain a waterproof sheet, having improved adaptability and heat bonding by realizing maximum performance for the olefin-based resin by using the olefin-based resin and regerated butyl rubber.

A waterproof sheet for waterproofing the rooftop of a building is provided. This waterproof sheet is obtained by melting and kneading of a mixture composed of 40 to 80 pts.wt. of regenerative butyl rubber having Mooney viscosity of 30-80 ML1+4(100°C), 20 to 60 pts.wt. of olefin-based resin with a melt index of 0.01 to 30, oxime-based cross-linking agent and a rubber accelerator.


Inventors:
SATO HITOSHI
TANAKA HIDEO
UCHIUMI TAKAYASU
Application Number:
JP32626799A
Publication Date:
May 22, 2001
Filing Date:
November 17, 1999
Export Citation:
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Assignee:
HAYAKAWA RUBBER
International Classes:
E04D5/06; C08J3/24; C08J5/18; C08L23/00; C08L23/28; (IPC1-7): E04D5/06; C08J3/24; C08J5/18; C08L23/00
Attorney, Agent or Firm:
Akihide Sugimura (2 outside)