DAST twin crystal, process for producing the same, and use...

Details DAST twin crystal, process for producing the same, and use... DAST twin crystal, process for producing the same, and use...

2006-07-21

2008-11-11

Wu, Shean C (Department: 1795)

Compositions

Light transmission modifying compositions

C252S584000, C117S003000, C117S016000, C117S902000

Reexamination Certificate

active

07449134

ABSTRACT:
Noble crystal of 4-dimethylamino-4-stilbazolium tosylate (DAST) useful as an electro-optical element. A DAST crystal having a size effective for use as an electro-optical element is provided by a twin crystal of DAST. The twin crystal of DAST can be obtained according to a seed crystallization method or a slope crystal growing method.

REFERENCES:
patent: 5617104 (1997-04-01), Das
patent: 3007972 (2000-09-01), None
patent: 2001-247400 (2001-09-01), None
patent: 2002-29899 (2002-01-01), None
patent: WO 96/37639 (1996-11-01), None
CAPLUS 1995: 817067.
CAPLUS 2000: 496893.
CAPLUS 2003: 561773.
International Search Report for International Application No. PT/JP2005/000511 dated Mar. 25, 2005.

Affiliated with

Also associated with

Rating

DAST twin crystal, process for producing the same, and use... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with DAST twin crystal, process for producing the same, and use..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and DAST twin crystal, process for producing the same, and use... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-4021451