发明申请
- 专利标题： NEAR-INFRARED ABSORPTIVE COLORING MATTER AND NEAR-INFRARED ABSORPTIVE COMPOSITION
- 专利标题（中）： 近红外吸收色素和近红外吸收组合物
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申请号： US13515698申请日： 2010-12-16
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公开(公告)号： US20120251831A1公开(公告)日： 2012-10-04
- 发明人: Akinori Okayasu , Masaaki Tamura
- 申请人： Akinori Okayasu , Masaaki Tamura
- 申请人地址： JP TOKYO
- 专利权人： JAPAN CARLIT CO., LTD
- 当前专利权人： JAPAN CARLIT CO., LTD
- 当前专利权人地址： JP TOKYO
- 优先权： JP2009-285262 20091216
- 国际申请： PCT/JP10/72603 WO 20101216
- 主分类号： C07C251/30
- IPC分类号： C07C251/30 ; C07F5/02 ; C07F9/92 ; G02B5/22 ; B32B27/40 ; C08J3/28 ; B32B27/32 ; C09D133/00 ; C09D123/00 ; C09D177/00 ; C09D175/04 ; C07F9/06 ; B32B27/34
摘要：
An object of the present invention is to provide a near infrared absorbent dye capable of providing a near infrared shielding filter with excellent transparency as well as high heat resistance and hygrothermal resistance.The near infrared absorbent dye is characterized in that it is made of the amorphous form of diimmonium salt represented by formula (1).
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