Title:
POLYURETHANE ADHESIVE FOR PACKAGING MATERIALS FOR BATTERIES, PACKAGING MATERIAL FOR BATTERIES, CONTAINER FOR BATTERIES, AND BATTERY
Document Type and Number:
WIPO Patent Application WO/2014/129192
Kind Code:
A1
Abstract:
Provided is an adhesive which is capable of forming a packaging material for batteries, said packaging material having excellent moldability and maintaining high bonding strength even after a long-term endurance test.
A polyurethane adhesive for packaging materials for batteries according to the present invention contains a base material and a curing agent. The base material contains an acrylic polyol (A) having a number average molecular weight of 10,000-100,000 and a hydroxyl number of 1-100 mgKOH/g. The equivalent ratio of the isocyanate groups derived from an aromatic isocyanate (B) contained in the curing agent relative to the hydroxyl groups derived from the acrylic polyol (A), namely NCO/OH is set to 10-30.
Inventors:
HANAKI HIROSHI (JP)
MAEDA SATOSHI (JP)
YOSHIKAWA TAKESHI (JP)
MAEDA SATOSHI (JP)
YOSHIKAWA TAKESHI (JP)
Application Number:
PCT/JP2014/000881
Publication Date:
August 28, 2014
Filing Date:
February 20, 2014
Export Citation:
Assignee:
TOYO INK SC HOLDINGS CO LTD (JP)
TOYO MORTON LTD (JP)
TOYOCHEM CO LTD (JP)
TOYO MORTON LTD (JP)
TOYOCHEM CO LTD (JP)
International Classes:
B32B15/08; B32B15/095; C09J175/04; H01M50/119; H01M50/121; H01M50/129; H01M50/102; H01M50/133
Foreign References:
| JP2011105819A | 2011-06-02 | |||
| JP2012184410A | 2012-09-27 |
Attorney, Agent or Firm:
IEIRI, Takeshi (JP)
House ON 健 (JP)
House ON 健 (JP)
Download PDF: