JPS5224888B2 - - Google Patents
Info
- Publication number
- JPS5224888B2 JPS5224888B2 JP46104645A JP10464571A JPS5224888B2 JP S5224888 B2 JPS5224888 B2 JP S5224888B2 JP 46104645 A JP46104645 A JP 46104645A JP 10464571 A JP10464571 A JP 10464571A JP S5224888 B2 JPS5224888 B2 JP S5224888B2
- Authority
- JP
- Japan
- 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
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- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Color Printing (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE793349D BE793349A (fr) | 1971-12-24 | Composes de fluorane et papiers de copie sensibles a la pression en contenant | |
JP46104645A JPS5224888B2 (ja) | 1971-12-24 | 1971-12-24 | |
GB5955972A GB1368720A (en) | 1971-12-24 | 1972-12-22 | Fluoran compounds and pressure-sensitive recording materials containing them |
DE2263292A DE2263292C3 (de) | 1971-12-24 | 1972-12-23 | Fluoranverbindungen und druckempfindliches Kopierpapier |
ES410433A ES410433A1 (es) | 1971-12-24 | 1972-12-23 | Metodo de fabricacion de papeles copiadores sensibles a la presion. |
US318048A US3884506A (en) | 1971-12-24 | 1972-12-26 | Pressure-sensitive copying papers containing fluoran compounds |
US05/539,887 US3996212A (en) | 1971-12-24 | 1975-01-09 | Fluoran compounds |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP46104645A JPS5224888B2 (ja) | 1971-12-24 | 1971-12-24 | |
US318048A US3884506A (en) | 1971-12-24 | 1972-12-26 | Pressure-sensitive copying papers containing fluoran compounds |
US05/539,887 US3996212A (en) | 1971-12-24 | 1975-01-09 | Fluoran compounds |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4869613A JPS4869613A (ja) | 1973-09-21 |
JPS5224888B2 true JPS5224888B2 (ja) | 1977-07-04 |
Family
ID=27310275
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP46104645A Expired JPS5224888B2 (ja) | 1971-12-24 | 1971-12-24 |
Country Status (5)
Country | Link |
---|---|
US (2) | US3884506A (ja) |
JP (1) | JPS5224888B2 (ja) |
BE (1) | BE793349A (ja) |
DE (1) | DE2263292C3 (ja) |
GB (1) | GB1368720A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55172416U (ja) * | 1979-05-26 | 1980-12-10 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1477411A (en) * | 1974-08-23 | 1977-06-22 | Wiggins Teape Ltd | Coated sheet material |
US4020056A (en) * | 1975-04-10 | 1977-04-26 | Ncr Corporation | Di-vinyl phthalides color formers |
US4945171A (en) * | 1987-08-10 | 1990-07-31 | Molecular Probes, Inc. | Xanthene dyes having a fused (C) benzo ring |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1309643A (en) * | 1970-04-06 | 1973-03-14 | Sumitomo Chemical Co | Fluoran compounds for pressure-sensitive copy papers |
US3825561A (en) * | 1970-10-12 | 1974-07-23 | Sumitomo Chemical Co | Fluoran compounds |
US3730754A (en) * | 1970-11-03 | 1973-05-01 | Ncr Co | Pressure sensitive recording sheet |
US3654314A (en) * | 1970-11-03 | 1972-04-04 | Ncr Co | Tetrachlorinated chromogenic compounds |
US3787325A (en) * | 1970-11-16 | 1974-01-22 | Ncr | Alkylamino spiro {8 12-h{8 1{9 benzopyran {8 3,2f{9 {14 quinoline-12,1{40 phthalide |
US3947471A (en) * | 1970-12-26 | 1976-03-30 | Sumitomo Chemical Company, Ltd. | Benz (c) fluoran compounds and recording sheet containing them |
US3694461A (en) * | 1972-02-07 | 1972-09-26 | Ncr Co | Chromogenic compounds |
-
0
- BE BE793349D patent/BE793349A/xx unknown
-
1971
- 1971-12-24 JP JP46104645A patent/JPS5224888B2/ja not_active Expired
-
1972
- 1972-12-22 GB GB5955972A patent/GB1368720A/en not_active Expired
- 1972-12-23 DE DE2263292A patent/DE2263292C3/de not_active Expired
- 1972-12-26 US US318048A patent/US3884506A/en not_active Expired - Lifetime
-
1975
- 1975-01-09 US US05/539,887 patent/US3996212A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55172416U (ja) * | 1979-05-26 | 1980-12-10 |
Also Published As
Publication number | Publication date |
---|---|
DE2263292A1 (de) | 1973-06-28 |
DE2263292B2 (de) | 1980-04-30 |
US3996212A (en) | 1976-12-07 |
GB1368720A (en) | 1974-10-02 |
DE2263292C3 (de) | 1981-01-08 |
JPS4869613A (ja) | 1973-09-21 |
US3884506A (en) | 1975-05-20 |
BE793349A (fr) | 1973-04-16 |