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Patent Searching and Data


Title:
SCRATCH RESISTANT FILM AND SURFACE COATING COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2019/138397
Kind Code:
A1
Abstract:
Object: The present disclosure provides a film having a low gloss appearance and excellent scratch resistance, and a surface coating composition that can be used in the production of such a film. Resolution Means: The film of one embodiment of the present disclosure includes a scratch resistant surface layer containing a binder containing a urethane resin, urethane resin beads having an average particle diameter of 3 µm to 30 µm, hard particles having an average particle diameter of 5 µm to 45 µm; and nanosilica particles. The surface layer contains the hard particles in an amount of 30 parts by mass to 500 parts by mass per 100 parts by mass of the binder. The gloss of the surface layer is approximately 5.5 GU or less at 60 degrees.

Inventors:
KONDO, Shinsuke (6-7-29 Kitashinagawa, Shinagawa-ku, Tokyo, 〒141-8684, JP)
SUGIYAMA, Naota (6-7-29 Kitashinagawa, Shinagawa-ku, Tokyo, 〒141-8684, JP)
TAKEDA, Yoshihiko (6-7-29 Kitashinagawa, Shinagawa-ku, Tokyo, 〒141-8684, JP)
SATO, Tatsuya (6-7-29 Kitashinagawa, Shinagawa-ku, Tokyo, 〒141-8684, JP)
Application Number:
IB2019/050320
Publication Date:
July 18, 2019
Filing Date:
January 15, 2019
Export Citation:
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Assignee:
3M INNOVATIVE PROPERTIES COMPANY (3M Center, Post Office Box 33427Saint Paul, Minnesota, 55133-3427, US)
International Classes:
C08J5/18; B32B27/20; B32B27/40; C08K3/22; C08K3/36; C08K7/18; C08L1/10; C08L75/04; C09D101/10; C09D175/04; C09D183/06; C08J7/04
Foreign References:
JP2008238602A2008-10-09
JP2001335752A2001-12-04
JP2017159544A2017-09-14
US20130041091A12013-02-14
JPH11227116A1999-08-24
Attorney, Agent or Firm:
IDEN, Daniel J. et al. (3M Center, Office of Intellectual Property CounselPost Office Box 3342, Saint Paul Minnesota, 55133-3427, US)
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