Title:
RESIN-COATED STEEL MATERIAL AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2017/159430
Kind Code:
A1
Abstract:
This resin-coated steel material is provided with a steel material, a primer layer on the surface of the steel material, a urethane resin layer on the surface of the primer layer, and a top coating layer on the surface of the urethane resin layer. The urethane resin layer contains a castor oil derivative having at least 2.7 hydroxyl groups per molecule, and a urethane resin obtained by polymerizing an isocyanate and an organic composition having 2.0 hydroxyl groups per molecule. The top coating layer contains an acrylic urethane resin.
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Inventors:
YOSHIZAKI NOBUKI (JP)
Application Number:
PCT/JP2017/008793
Publication Date:
September 21, 2017
Filing Date:
March 06, 2017
Export Citation:
Assignee:
NIPPON STEEL & SUMITOMO METAL CORP (JP)
International Classes:
B32B15/095; C08G18/08; C08G18/36; C08G18/76; C09D5/08; C09D7/12; C09D175/06
Foreign References:
JPH06126887A | 1994-05-10 | |||
JPH04310274A | 1992-11-02 | |||
JPH0478530A | 1992-03-12 |
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
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