Title:
Composition for heat-resistant adhesive insulating coating and electrical steel sheet with insulating coating
Document Type and Number:
Japanese Patent JP6368733
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a composition for heat-resistant adhesive insulation coat that is suitable for producing a laminated electromagnetic steel sheet used for the applications requiring high-temperature adhesiveness such as automobile motors, and an electromagnetic steel sheet with insulation coat.SOLUTION: A composition for heat-resistant adhesive insulation coat comprises a polycarbonate urethane resin of 10 mass% or more relative to the total solid content, the polycarbonate urethane resin having a softening point of 20-200°C, and a phenolic resin of 10-1000 pts.mass relative to the polycarbonate urethane resin 100 pts.mass.SELECTED DRAWING: None
Inventors:
Nakagawa Nobuko
Naoki Muramatsu
Chiyoko Tada
Kazuo Minami
Hideki Nomura
Naoki Muramatsu
Chiyoko Tada
Kazuo Minami
Hideki Nomura
Application Number:
JP2016071712A
Publication Date:
August 01, 2018
Filing Date:
March 31, 2016
Export Citation:
Assignee:
jfe Steel Corporation
Dainippon Paint Co., Ltd.
Dainippon Paint Co., Ltd.
International Classes:
C09J175/06; B32B15/08; C09D161/06; C09D175/06; C09J161/06; C22C38/00
Domestic Patent References:
| JP7256203A | ||||
| JP7336969A | ||||
| JP2015066859A |
Foreign References:
| WO2016017132A1 | ||||
| US20150056439 |
Attorney, Agent or Firm:
Kenji Sugimura
Keisuke Kawahara
Nobuyuki Ichieda
Keisuke Kawahara
Nobuyuki Ichieda
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