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Title:
ポリカーボネート樹脂成形体および紫外線硬化型塗料
Document Type and Number:
Japanese Patent JP4830634
Kind Code:
B2
Abstract:

To provide a polycarbonate resin molding which has high surface hardness and excellent scratching and abrasion resistance while retaining punching qualities and impact resistance of polycarbonate resins.

The molding is formed by forming, on a polycarbonate resin substrate, a first film layer composed of a first UV-curable coating comprising (A) a UV-ray curable resin which contains a multifunctional oligomer and a poly- and/or mono-functional monomer and has an average number of functional groups of 2.4-4.8 and (B) an acrylic polymer, in an (A)/(B) weight ratio of 60/40 to 95/5, and then forming, on the first film layer, a second film layer composed of a second UV-ray curable coating which comprises a multifunctional oligomer and a poly- and/or mono-functional monomer and has an average number of functional groups of ≥3.4.

COPYRIGHT: (C)2008,JPO&INPIT


Inventors:
Takuya Oyama
Atsushi Kakinuma
Application Number:
JP2006144840A
Publication Date:
December 07, 2011
Filing Date:
May 25, 2006
Export Citation:
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Assignee:
Sumitomo Bakelite Co., Ltd.
International Classes:
B32B27/36; B32B27/30; C08J7/04; C09D4/00
Domestic Patent References:
JP2007084655A
JP2002179953A
JP55500855A
JP2006063162A
JP6270350A
JP2005132999A