The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 04, 2006
Filed:
Jun. 20, 2003
Yoshihiko Imanaka, Chiyoda-ku, JP;
Shunsuke Kajiwara, Chiyoda-ku, JP;
Tatsuya Ekinaka, Chiyoda-ku, JP;
Toshio Kita, Chiyoda-ku, JP;
Takehiro Suga, Chiyoda-ku, JP;
Ryou Niimi, Chiyoda-ku, JP;
Isao Sogou, Chiyoda-ku, JP;
Yoshihiko Imanaka, Chiyoda-ku, JP;
Shunsuke Kajiwara, Chiyoda-ku, JP;
Tatsuya Ekinaka, Chiyoda-ku, JP;
Toshio Kita, Chiyoda-ku, JP;
Takehiro Suga, Chiyoda-ku, JP;
Ryou Niimi, Chiyoda-ku, JP;
Isao Sogou, Chiyoda-ku, JP;
Teijin Chemicals, Ltd., Tokyo, JP;
Abstract
A laminate which is excellent in appearance, adhesion, scratch resistance, abrasion resistance and hot water resistance and has a high level of weatherability and excellent durability, and an acrylic resin composition and an organosiloxane resin composition both of which can be used for the manufacture of the above laminate and have excellent storage stability. The laminate comprises a polycarbonate substrate, a first layer formed on the surface of the polycarbonate substrate, and a second layer formed on the surface of the first layer, wherein the first layer is composed of a crosslinked acrylic copolymer and an ultraviolet light absorber, and the second layer is composed of a crosslinked organosiloxane polymer; and the crosslinked acrylic copolymer comprises specific recurring units and an urethane bond in a specific ratio, and the organosiloxane polymer has a specific structure composed of colloidal silica and alkoxysilanes.