2009-110842 is referenced by 24 patents.

PROBLEM TO BE SOLVED: To provide a coating member for a button switch which is hard to have scratches and is hardly broken.SOLUTION: The laminated resin body in which acrylic resin layer is laminated on at least one of the surfaces of polycarbonate resin layer and the thickness of the polycarbonate resin layer is 50% or more of the total thickness is used as a coating member of a button switch. It is preferable that the polycarbonate resin layer and acrylic resin layer are laminated by coextrusion forming, and the acrylic resin layer is a layer consisting of a methacrylic resin and a rubber-like copolymer.

Laminated resin body for button switch coating
Application Number
Publication Number
Application Date
October 31, 2007
Publication Date
May 21, 2009
Koyama Hiroshi
Maekawa Tomohiro
Sumitomo Chemical
B32B 27/30
B32B 27/36
H01H 13/14