DE2843850A1 - Farbstofflaser - Google Patents
FarbstofflaserInfo
- Publication number
- DE2843850A1 DE2843850A1 DE19782843850 DE2843850A DE2843850A1 DE 2843850 A1 DE2843850 A1 DE 2843850A1 DE 19782843850 DE19782843850 DE 19782843850 DE 2843850 A DE2843850 A DE 2843850A DE 2843850 A1 DE2843850 A1 DE 2843850A1
- Authority
- DE
- Germany
- Prior art keywords
- laser
- dye
- dye solution
- independently
- alkyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to carbon atoms of the hetero ring
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
- C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B57/00—Other synthetic dyes of known constitution
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/14—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range characterised by the material used as the active medium
- H01S3/20—Liquids
- H01S3/213—Liquids including an organic dye
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Lasers (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782843850 DE2843850A1 (de) | 1978-10-07 | 1978-10-07 | Farbstofflaser |
US06/349,900 US4670882A (en) | 1978-10-07 | 1982-02-18 | Dyestuff laser |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19782843850 DE2843850A1 (de) | 1978-10-07 | 1978-10-07 | Farbstofflaser |
Publications (2)
Publication Number | Publication Date |
---|---|
DE2843850A1 true DE2843850A1 (de) | 1980-05-22 |
DE2843850C2 DE2843850C2 (US20100175706A1-20100715-C00006.png) | 1987-02-12 |
Family
ID=6051680
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19782843850 Granted DE2843850A1 (de) | 1978-10-07 | 1978-10-07 | Farbstofflaser |
Country Status (2)
Country | Link |
---|---|
US (1) | US4670882A (US20100175706A1-20100715-C00006.png) |
DE (1) | DE2843850A1 (US20100175706A1-20100715-C00006.png) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0344776A2 (de) * | 1988-06-02 | 1989-12-06 | Ciba-Geigy Ag | Benzofuranylbiphenyle |
EP0394998A2 (de) * | 1989-04-28 | 1990-10-31 | Ciba-Geigy Ag | Flüssigwaschmittel |
EP0395588A1 (de) * | 1989-04-28 | 1990-10-31 | Ciba-Geigy Ag | Dibenzofuranylbiphenyle |
DE4039825A1 (de) * | 1990-12-13 | 1992-06-17 | Klaus Dipl Chem Dr Franke | Neue inden-verbindungen, insbesondere fluoreszenzfarbstoffe und verfahren zu ihrer herstellung |
AT501312A1 (de) * | 2005-02-04 | 2006-08-15 | Hexcel Holding Gmbh | Verfahren zur herstellung eines gleitgeräts |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5470990A (en) * | 1988-06-02 | 1995-11-28 | Ciba-Geigy Corporation | Sulfonation of benzofuranylbiphenyls |
GB8824108D0 (en) * | 1988-10-14 | 1988-11-23 | Unilever Plc | Bleaching & detergent compositions |
US5279772A (en) * | 1989-04-28 | 1994-01-18 | Ciba-Geigy Corporation | Liquid detergents containing specifically disulfonated dibenzofuranyl-biphenyls as flourescent whitening agents |
US5326491A (en) * | 1989-04-28 | 1994-07-05 | Ciba-Geigy Corporation | Detergents containing certain sulfonated dibenzofuranylbiphenyls |
US7728048B2 (en) | 2002-12-20 | 2010-06-01 | L-1 Secure Credentialing, Inc. | Increasing thermal conductivity of host polymer used with laser engraving methods and compositions |
US7793846B2 (en) | 2001-12-24 | 2010-09-14 | L-1 Secure Credentialing, Inc. | Systems, compositions, and methods for full color laser engraving of ID documents |
CA2671998A1 (en) * | 2001-12-24 | 2003-07-10 | Digimarc Id Systems, Llc | Laser engraving methods and compositions, and articles having laser engraving thereon |
US7694887B2 (en) | 2001-12-24 | 2010-04-13 | L-1 Secure Credentialing, Inc. | Optically variable personalized indicia for identification documents |
WO2003055638A1 (en) | 2001-12-24 | 2003-07-10 | Digimarc Id Systems, Llc | Laser etched security features for identification documents and methods of making same |
EP1459239B1 (en) | 2001-12-24 | 2012-04-04 | L-1 Secure Credentialing, Inc. | Covert variable information on id documents and methods of making same |
WO2003088144A2 (en) | 2002-04-09 | 2003-10-23 | Digimarc Id Systems, Llc | Image processing techniques for printing identification cards and documents |
US7824029B2 (en) | 2002-05-10 | 2010-11-02 | L-1 Secure Credentialing, Inc. | Identification card printer-assembler for over the counter card issuing |
AU2003298731A1 (en) | 2002-11-26 | 2004-06-18 | Digimarc Id Systems | Systems and methods for managing and detecting fraud in image databases used with identification documents |
US7763179B2 (en) * | 2003-03-21 | 2010-07-27 | Digimarc Corporation | Color laser engraving and digital watermarking |
DE602004030434D1 (de) | 2003-04-16 | 2011-01-20 | L 1 Secure Credentialing Inc | Dreidimensionale datenspeicherung |
RU2760631C1 (ru) * | 2020-12-07 | 2021-11-29 | Федеральное государственное автономное образовательное учреждение высшего образования «Национальный исследовательский Томский государственный университет» | Лазерное вещество |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1580685A (US20100175706A1-20100715-C00006.png) * | 1967-09-18 | 1969-09-05 | ||
DE2526456A1 (de) * | 1974-09-17 | 1976-03-25 | Ibm | Farbstofflaser |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE787576A (fr) * | 1971-08-13 | 1973-02-14 | Hoechst Ag | Derives de benzofuranne et leur utilisation comme azureurs optiques |
-
1978
- 1978-10-07 DE DE19782843850 patent/DE2843850A1/de active Granted
-
1982
- 1982-02-18 US US06/349,900 patent/US4670882A/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1580685A (US20100175706A1-20100715-C00006.png) * | 1967-09-18 | 1969-09-05 | ||
DE2526456A1 (de) * | 1974-09-17 | 1976-03-25 | Ibm | Farbstofflaser |
US3986140A (en) * | 1974-09-17 | 1976-10-12 | International Business Machines Corporation | 2,4,6 Trisubstituted pyridine dye lasers |
Non-Patent Citations (3)
Title |
---|
JEEE Journal of Quantum Electronics, (Correspondence), 532-533, Aug. 1970 * |
Optics Comm. 24, 251-254, 1978 * |
Optics Comm. 7, 248-252, 1973 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0344776A2 (de) * | 1988-06-02 | 1989-12-06 | Ciba-Geigy Ag | Benzofuranylbiphenyle |
EP0344776A3 (en) * | 1988-06-02 | 1990-03-28 | Ciba-Geigy Ag | Benzofuranyl biphenyls |
EP0394998A2 (de) * | 1989-04-28 | 1990-10-31 | Ciba-Geigy Ag | Flüssigwaschmittel |
EP0395588A1 (de) * | 1989-04-28 | 1990-10-31 | Ciba-Geigy Ag | Dibenzofuranylbiphenyle |
EP0394998A3 (de) * | 1989-04-28 | 1991-01-09 | Ciba-Geigy Ag | Flüssigwaschmittel |
DE4039825A1 (de) * | 1990-12-13 | 1992-06-17 | Klaus Dipl Chem Dr Franke | Neue inden-verbindungen, insbesondere fluoreszenzfarbstoffe und verfahren zu ihrer herstellung |
AT501312A1 (de) * | 2005-02-04 | 2006-08-15 | Hexcel Holding Gmbh | Verfahren zur herstellung eines gleitgeräts |
Also Published As
Publication number | Publication date |
---|---|
DE2843850C2 (US20100175706A1-20100715-C00006.png) | 1987-02-12 |
US4670882A (en) | 1987-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8110 | Request for examination paragraph 44 | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |