FR2216279A1 - - Google Patents
Info
- Publication number
- FR2216279A1 FR2216279A1 FR7403683A FR7403683A FR2216279A1 FR 2216279 A1 FR2216279 A1 FR 2216279A1 FR 7403683 A FR7403683 A FR 7403683A FR 7403683 A FR7403683 A FR 7403683A FR 2216279 A1 FR2216279 A1 FR 2216279A1
- Authority
- FR
- France
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- C09B11/00—Diaryl- or thriarylmethane dyes
- C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
- C09B11/10—Amino derivatives of triarylmethanes
- C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
- B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
- B41M5/132—Chemical colour-forming components; Additives or binders therefor
- B41M5/136—Organic colour formers, e.g. leuco dyes
- B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
- B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/914—Transfer or decalcomania
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00329294A US3821010A (en) | 1973-02-05 | 1973-02-05 | Bisfluoran chromogenic compounds,preparation thereof,and pressure-sensitive copy systems employing same |
US05/430,141 US4012419A (en) | 1973-02-05 | 1974-01-02 | Bisfluoran chromogenic compounds, preparation thereof, and pressure-sensitive copy systems employing same |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2216279A1 true FR2216279A1 (fr) | 1974-08-30 |
Family
ID=26986727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7403683A Withdrawn FR2216279A1 (fr) | 1973-02-05 | 1974-02-04 |
Country Status (6)
Country | Link |
---|---|
US (3) | US3821010A (fr) |
CA (1) | CA1020566A (fr) |
DE (1) | DE2405242A1 (fr) |
FR (1) | FR2216279A1 (fr) |
GB (1) | GB1458412A (fr) |
NL (1) | NL7401513A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3821010A (en) * | 1973-02-05 | 1974-06-28 | Champion Int Corp | Bisfluoran chromogenic compounds,preparation thereof,and pressure-sensitive copy systems employing same |
US4199618A (en) * | 1975-09-02 | 1980-04-22 | Champion International Corporation | Hidden entry system |
US4372583A (en) * | 1980-07-29 | 1983-02-08 | Vassiliades Anthony E | Chromogenic copy system and method |
CA1280433C (fr) * | 1985-10-08 | 1991-02-19 | Teijiro Kitao | Derives de la fluorane, procede pour sa preparation et produit d'enregistrement en contenant |
US4846502A (en) * | 1986-06-24 | 1989-07-11 | Wallace Computer Services, Inc. | Tamper evident document and use thereof |
US5395138A (en) * | 1993-06-14 | 1995-03-07 | Wallace Computer Services, Inc. | Security document verification system with pressure-rupturable microcapsules |
US5431452A (en) * | 1993-08-23 | 1995-07-11 | Wallace Computer Services, Inc. | Hidden entry system and image-developing device therefor |
US5468855A (en) * | 1993-09-09 | 1995-11-21 | Ciba-Geigy Corporation | Bislactones |
US6162485A (en) * | 1998-05-07 | 2000-12-19 | Wallace Computers Services, Inc. | Fingerprinting system and method |
WO2001081457A2 (fr) | 2000-04-26 | 2001-11-01 | Battelle Memorial Institute | Compositions colorantes activees par un solvant |
US6680205B1 (en) | 2000-04-26 | 2004-01-20 | Battelle Memorial Instittue | Solvent-activated color forming compositions |
US20070197383A1 (en) * | 2005-03-31 | 2007-08-23 | Luna Innovations Incorporated | Method for Detecting Damage |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3769302A (en) * | 1969-01-21 | 1973-10-30 | T Hoover | Aliphatic amino-substituted flourans |
FR2047976B1 (fr) * | 1969-06-27 | 1973-01-12 | Fuji Photo Film Co Ltd | |
US3825561A (en) * | 1970-10-12 | 1974-07-23 | Sumitomo Chemical Co | Fluoran compounds |
US3910956A (en) * | 1970-11-16 | 1975-10-07 | Ncr Co | Mark-forming record materials |
US3821010A (en) * | 1973-02-05 | 1974-06-28 | Champion Int Corp | Bisfluoran chromogenic compounds,preparation thereof,and pressure-sensitive copy systems employing same |
-
1973
- 1973-02-05 US US00329294A patent/US3821010A/en not_active Expired - Lifetime
-
1974
- 1974-01-02 US US05/430,141 patent/US4012419A/en not_active Expired - Lifetime
- 1974-02-04 NL NL7401513A patent/NL7401513A/xx unknown
- 1974-02-04 DE DE19742405242 patent/DE2405242A1/de not_active Withdrawn
- 1974-02-04 CA CA191,699A patent/CA1020566A/fr not_active Expired
- 1974-02-04 FR FR7403683A patent/FR2216279A1/fr not_active Withdrawn
- 1974-02-05 GB GB533974A patent/GB1458412A/en not_active Expired
-
1977
- 1977-02-04 US US05/765,693 patent/US4110343A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL7401513A (fr) | 1974-08-07 |
DE2405242A1 (de) | 1974-08-08 |
GB1458412A (en) | 1976-12-15 |
CA1020566A (fr) | 1977-11-08 |
US4012419A (en) | 1977-03-15 |
US4110343A (en) | 1978-08-29 |
US3821010A (en) | 1974-06-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |