Invention Grant
- Patent Title: Near-infrared reflecting film and near-infrared reflecting body provided with same
- Patent Title (中): 近红外反射膜和近红外线反射体
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Application No.: US13808538Application Date: 2011-06-23
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Publication No.: US09001418B2Publication Date: 2015-04-07
- Inventor: Noriyuki Kokeguchi , Takeo Arai
- Applicant: Noriyuki Kokeguchi , Takeo Arai
- Applicant Address: JP Tokyo
- Assignee: Konica Minolta Holdings, Inc.
- Current Assignee: Konica Minolta Holdings, Inc.
- Current Assignee Address: JP Tokyo
- Agency: Lucas & Mercanti, LLP
- Priority: JP2010-166593 20100724
- International Application: PCT/JP2011/064380 WO 20110623
- International Announcement: WO2012/014607 WO 20120202
- Main IPC: F21V9/04
- IPC: F21V9/04 ; F21V9/06 ; G02B5/08 ; G02B5/20

Abstract:
The present invention provides a highly flexible near-infrared reflecting film which has achieved good near-infrared reflection characteristics by comprising layers that have different refractive indexes and which is not susceptible to bending or cracks. This near-infrared reflecting film has a multilayer film, in which films having refractive indexes different from each other are laminated, on a film, and is characterized in that: the difference of the refractive indexes between at least two adjacent layers is 0.3 or more; at least one of the two adjacent layers contains a metal oxide; and at least one of the two adjacent layers contains a polyvinyl alcohol or an inorganic polymer.
Public/Granted literature
- US20130107355A1 NEAR-INFRARED REFLECTING FILM AND NEAR-INFRARED REFLECTING BODY PROVIDED WITH SAME Public/Granted day:2013-05-02
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