Invention Grant
- Patent Title: Double-sided color photographic paper
- Patent Title (中): 双面彩色相纸
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Application No.: US13132113Application Date: 2009-11-17
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Publication No.: US08409791B2Publication Date: 2013-04-02
- Inventor: Yaning Li , Yanfei Du , Jianguo Guo , Wengui Wang
- Applicant: Yaning Li , Yanfei Du , Jianguo Guo , Wengui Wang
- Applicant Address: CN Baoding, Hebei Province CN Baoding, Hebei Province
- Assignee: China Lucky Film Group Corporation,Lucky Film Co., Ltd.
- Current Assignee: China Lucky Film Group Corporation,Lucky Film Co., Ltd.
- Current Assignee Address: CN Baoding, Hebei Province CN Baoding, Hebei Province
- Agency: The Webb Law Firm
- Priority: CN200810079876 20081202
- International Application: PCT/CN2009/074987 WO 20091117
- International Announcement: WO2010/063212 WO 20100610
- Main IPC: G03C1/775
- IPC: G03C1/775 ; G03C1/815 ; G03C1/825 ; G03C1/76 ; G03C1/00

Abstract:
Disclosed is a double-sided color photographic paper, including, in order, a first protection layer, a first photosensitive layer, a supporting substrate, a second photosensitive layer and a second protection layer. The supporting substrate has a first surface and a second surface opposite to the first surface. A first barrier layer and at least one layer of a first shading layer are sandwiched between the first photosensitive layer and the first surface of the supporting substrate. The first barrier layer is arranged between the first photosensitive layer and the first shading layer; a second barrier layer and at least one layer of a second shading layer are sandwiched between the second surface of the supporting substrate and the second photosensitive layer, and the second barrier layer is arranged between the second shading layer and the second photosensitive layer.
Public/Granted literature
- US20110236829A1 Double-Sided Color Photographic Paper Public/Granted day:2011-09-29
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