专利检索 ap:("DAIICHI PURE CHEMICALS CO., LTD." OR "DAIICHI PHARMACEUTICAL CO., LTD.") AND inv:"IWAMURA, Tomo, Greenshuttle 105" 第 1 页

1.

发明公开
DAST TWIN CRYSTAL, PROCESS FOR PRODUCING THE SAME AND USE THEREOF 审中-公开
标题翻译： DAST-ZWILLINGSKRISTALL，HERSTELLUNGSVERFAHRENDAFÜRUND VERWENDUNG DAVON

公开(公告)号：EP1717356A1

公开(公告)日：2006-11-02

申请号：EP05703748.3

申请日：2005-01-18

申请人： DAIICHI PURE CHEMICALS CO., LTD. , DAIICHI PHARMACEUTICAL CO., LTD.

发明人： IZUMI, Atsushi, c/o Daiichi Pure Chemicals Co Ltd. , OCHIAI, Yuta, c/o Daiichi Pure Chemicals Co Ltd. , UMEGAKI, Shinsuke , IWAMURA, Tomo, Greenshuttle 105 , SUZUKI, Makoto, c/oDaiichi Pharmaceutical Co. Ltd , SAKURAI, H., c/oDaiichi Pharmaceutical Co. Ltd , YAMAGUCHI, S., c/oDaiichi Pharmaceutical Co. Ltd

IPC分类号： C30B29/54 , C07D213/38 , B01D9/02 , G02F1/13

CPC分类号： C07D213/38 , B01D9/0036 , C30B29/54 , G02F1/3611 , Y10S117/902

摘要： Noble crystal of 4-dimethylamino-4-stilbazolium tosylate (DAST) useful as an electro-optical element. DAST with a size effective for use as an electro-optical element could be provided by a twin crystal of DAST. The twin crystal of DAST could be obtained according to the seed crystallization method or slant crystal growing method.

摘要翻译： 可用作电光元件的4-二甲基氨基-4-苯乙唑甲酸甲酯（DAST）的高贵晶体。具有有效用作电光元件的尺寸的DAST可以由DAST的双晶提供。 DAST的双晶可以根据种子结晶法或倾斜晶体生长法获得。