Use of compounds which absorbs and fluoresce in the IR range as

Compositions – Organic luminescent material containing compositions – Inspection penetrant compositions

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

427 8, 73 36, G01N 2191

Patent

active

055543189

ABSTRACT:
Compounds from the class consisting of the phthalocyanines, naphthalocyanines, the aminium compounds of aromatic amines, the methine dyes or the azulenesquaric acid dyes, which have their absorption maximum in the range from 600 to 1,200 nm and a fluorescence maximum in the range from 620 to 1,200 nm, are used as crack-detecting agents.

REFERENCES:
patent: 3484467 (1969-12-01), Susi et al.
patent: 3560399 (1971-02-01), Irsak
patent: 3679598 (1972-07-01), Alburger
patent: 3708665 (1973-01-01), Prine
patent: 3958119 (1976-05-01), Shigekawa
patent: 4191048 (1980-03-01), Molina
patent: 4990649 (1991-02-01), Schrott, et al.
patent: 5336714 (1994-08-01), Krutak et al.
Bob L. Wheeler, et al., "A Silicon Phthalocyanine and a Silicon Naphthalocyanine: Synthesis, Electrochemistry, and Electrogenerated Chemiluminescence", J. Am. Chem. Soc., 1984, pp. 7404-7410.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Use of compounds which absorbs and fluoresce in the IR range as does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Use of compounds which absorbs and fluoresce in the IR range as , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Use of compounds which absorbs and fluoresce in the IR range as will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-1318435

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.