GB1277545A - Fluoran compounds and pressure-sensitive copying paper - Google Patents
Fluoran compounds and pressure-sensitive copying paperInfo
- Publication number
- GB1277545A GB1277545A GB24508/70A GB2450870A GB1277545A GB 1277545 A GB1277545 A GB 1277545A GB 24508/70 A GB24508/70 A GB 24508/70A GB 2450870 A GB2450870 A GB 2450870A GB 1277545 A GB1277545 A GB 1277545A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pressure
- copying paper
- sensitive copying
- fluoran compounds
- colour
- 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.)
- Expired
Links
Classifications
-
- 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
-
- 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
-
- 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
-
- 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
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31844—Of natural gum, rosin, natural oil or lac
- Y10T428/31848—Next to cellulosic
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4005669 | 1969-05-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1277545A true GB1277545A (en) | 1972-06-14 |
Family
ID=12570247
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB24508/70A Expired GB1277545A (en) | 1969-05-23 | 1970-05-20 | Fluoran compounds and pressure-sensitive copying paper |
Country Status (7)
Country | Link |
---|---|
US (1) | US3669711A (de) |
BE (1) | BE750824A (de) |
DE (1) | DE2025171C3 (de) |
ES (1) | ES379854A1 (de) |
FR (1) | FR2048614A5 (de) |
GB (1) | GB1277545A (de) |
IE (1) | IE34604B1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4444591A (en) * | 1977-08-02 | 1984-04-24 | Yamada Chemical Co., Ltd. | Chromogenic compounds and the use thereof as color former in copying or recording materials |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4917490B1 (de) * | 1970-07-23 | 1974-05-01 | ||
JPS492127B1 (de) * | 1970-11-13 | 1974-01-18 | ||
GB1338179A (en) * | 1970-12-15 | 1973-11-21 | Yamamoto Kagaku Gosei Kk | Naphthal fluoran compounds and their use in pressure sensitive copying paper |
US3947471A (en) * | 1970-12-26 | 1976-03-30 | Sumitomo Chemical Company, Ltd. | Benz (c) fluoran compounds and recording sheet containing them |
GB1459417A (en) * | 1973-05-21 | 1976-12-22 | Ciba Geigy Ag | Diamino substituted fluoran compounds their manufacture and their use |
US4187193A (en) * | 1974-09-24 | 1980-02-05 | Champion International Corporation | Micro-capsules containing ureido fluoran chromogenic compounds |
US4104437A (en) * | 1974-09-24 | 1978-08-01 | Champion International Corporation | Pressure-sensitive copy system including ureido fluoran chromogenic compounds |
US3929828A (en) * | 1974-11-21 | 1975-12-30 | Moore Business Forms Inc | 3{40 -Amino-6{40 {0 or 7{40 -(pyrazol-1-yl)fluoran compounds |
GB1473434A (en) * | 1974-11-21 | 1977-05-11 | Moore Business Forms Inc | 2-phenyl-1,2,3-triazolofuran compounds |
JPS5434909A (en) * | 1977-08-08 | 1979-03-14 | Yamada Chem Co | Colored recording material |
JPS5953193B2 (ja) * | 1978-02-15 | 1984-12-24 | 神崎製紙株式会社 | 感熱記録体 |
US4274660A (en) * | 1979-05-14 | 1981-06-23 | Sterling Drug Inc. | Carbonless duplicating and marking systems |
US4298215A (en) * | 1979-05-14 | 1981-11-03 | Sterling Drug Inc. | Carbonless duplicating and marking systems |
DE3044120A1 (de) * | 1980-11-24 | 1982-07-15 | Basf Ag, 6700 Ludwigshafen | Druck- und thermoempfindliches aufzeichnungsmaterial |
CH654839A5 (de) * | 1983-09-26 | 1986-03-14 | Ciba Geigy Ag | Verfahren zur herstellung von basisch substituierten fluoranverbindungen. |
DE4010641C2 (de) * | 1990-04-03 | 1997-05-22 | Bayer Ag | Farbbildner-Mischung für druck- und wärmeempfindliche Aufzeichnungssysteme |
US6680205B1 (en) * | 2000-04-26 | 2004-01-20 | Battelle Memorial Instittue | Solvent-activated color forming compositions |
JP2003531260A (ja) | 2000-04-26 | 2003-10-21 | バテル・メモリアル・インスティテュート | 溶媒活性化−色形成組成物 |
-
1970
- 1970-05-20 GB GB24508/70A patent/GB1277545A/en not_active Expired
- 1970-05-20 ES ES379854A patent/ES379854A1/es not_active Expired
- 1970-05-21 IE IE666/70A patent/IE34604B1/xx unknown
- 1970-05-21 FR FR7018474A patent/FR2048614A5/fr not_active Expired
- 1970-05-22 US US40481A patent/US3669711A/en not_active Expired - Lifetime
- 1970-05-22 BE BE750824D patent/BE750824A/xx not_active IP Right Cessation
- 1970-05-23 DE DE2025171A patent/DE2025171C3/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4444591A (en) * | 1977-08-02 | 1984-04-24 | Yamada Chemical Co., Ltd. | Chromogenic compounds and the use thereof as color former in copying or recording materials |
Also Published As
Publication number | Publication date |
---|---|
US3669711A (en) | 1972-06-13 |
IE34604L (en) | 1970-11-23 |
DE2025171B2 (de) | 1976-11-04 |
ES379854A1 (es) | 1972-09-01 |
BE750824A (fr) | 1970-11-03 |
FR2048614A5 (de) | 1971-03-19 |
DE2025171C3 (de) | 1980-07-10 |
DE2025171A1 (de) | 1970-12-17 |
IE34604B1 (en) | 1975-06-25 |
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GB1297596A (de) | ||
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
414F | Notice of opposition given (sect. 14/1949) | ||
414A | Case decided by the comptroller ** specification amended (sect. 14/1949) | ||
49R | Reference inserted (sect. 9/1949) | ||
PS | Patent sealed [section 19, patents act 1949] | ||
PE20 | Patent expired after termination of 20 years |