GB1338784A - Colour former compositions for pressure-sensitive recording - Google Patents
Colour former compositions for pressure-sensitive recordingInfo
- Publication number
- GB1338784A GB1338784A GB2761171A GB2761171A GB1338784A GB 1338784 A GB1338784 A GB 1338784A GB 2761171 A GB2761171 A GB 2761171A GB 2761171 A GB2761171 A GB 2761171A GB 1338784 A GB1338784 A GB 1338784A
- Authority
- GB
- United Kingdom
- Prior art keywords
- colour
- former
- solution
- phenothiazine
- microcapsules
- 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
- 239000000203 mixture Substances 0.000 title abstract 4
- 239000000243 solution Substances 0.000 abstract 5
- 229950000688 phenothiazine Drugs 0.000 abstract 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 abstract 3
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 abstract 3
- 239000003094 microcapsule Substances 0.000 abstract 3
- WJFKNYWRSNBZNX-UHFFFAOYSA-N 10H-phenothiazine Chemical compound C1=CC=C2NC3=CC=CC=C3SC2=C1 WJFKNYWRSNBZNX-UHFFFAOYSA-N 0.000 abstract 2
- -1 phenothiazine compound Chemical class 0.000 abstract 2
- LIZLYZVAYZQVPG-UHFFFAOYSA-N (3-bromo-2-fluorophenyl)methanol Chemical compound OCC1=CC=CC(Br)=C1F LIZLYZVAYZQVPG-UHFFFAOYSA-N 0.000 abstract 1
- LAXBNTIAOJWAOP-UHFFFAOYSA-N 2-chlorobiphenyl Chemical group ClC1=CC=CC=C1C1=CC=CC=C1 LAXBNTIAOJWAOP-UHFFFAOYSA-N 0.000 abstract 1
- 235000010724 Wisteria floribunda Nutrition 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- 239000007864 aqueous solution Substances 0.000 abstract 1
- KADNTLDIZHQFCB-UHFFFAOYSA-N benzo[f]chromene Chemical compound C1=CC2=CC=CC=C2C2=C1OC=C=C2 KADNTLDIZHQFCB-UHFFFAOYSA-N 0.000 abstract 1
- 239000003350 kerosene Substances 0.000 abstract 1
- 150000002990 phenothiazines Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP45051116A JPS4843294B1 (enrdf_load_stackoverflow) | 1970-06-13 | 1970-06-13 | |
| US15283171A | 1971-06-14 | 1971-06-14 | |
| US378105A US3900217A (en) | 1970-06-13 | 1973-07-11 | Pressure-sensitive copying paper |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1338784A true GB1338784A (en) | 1973-11-28 |
Family
ID=27294208
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2761171A Expired GB1338784A (en) | 1970-06-13 | 1971-06-11 | Colour former compositions for pressure-sensitive recording |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3900217A (enrdf_load_stackoverflow) |
| BE (1) | BE768496A (enrdf_load_stackoverflow) |
| CA (1) | CA944150A (enrdf_load_stackoverflow) |
| DE (1) | DE2129467B2 (enrdf_load_stackoverflow) |
| FR (1) | FR2096242A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1338784A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016162666A1 (en) | 2015-04-07 | 2016-10-13 | Active Device Development Ltd | Pressure imaging and indicating materials and devices |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS593279B2 (ja) * | 1976-02-04 | 1984-01-23 | 富士写真フイルム株式会社 | 記録材料 |
| EP0036117B1 (de) * | 1980-03-14 | 1986-02-05 | Spezial-Papiermaschinenfabrik August Alfred Krupp GmbH & Co | Druckempfindliches Aufzeichnungsmaterial |
| US4561001A (en) * | 1984-07-31 | 1985-12-24 | The Hilton-Davis Chemical Co. | Electrochromic marking systems |
| US4551740A (en) * | 1984-07-31 | 1985-11-05 | The Hilton-Davis Chemical Co. | Electrochromic and marking systems |
| US4549192A (en) * | 1984-07-31 | 1985-10-22 | The Hilton-Davis Chemical Co. | Electrochromic marking systems |
| US4570171A (en) * | 1984-07-31 | 1986-02-11 | The Hilton-Davis Chemical Co. | Electrochromic marking systems |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2915415A (en) * | 1957-06-19 | 1959-12-01 | Caribonum Ltd | Leucauramine derivate of benzoyl leuco methylene blue and transfer sheet coated therewith |
| US3427180A (en) * | 1965-03-31 | 1969-02-11 | Ncr Co | Pressure-sensitive record system and compositions |
| FR1553291A (enrdf_load_stackoverflow) * | 1967-01-27 | 1969-01-10 | ||
| US3509174A (en) * | 1967-01-30 | 1970-04-28 | Ncr Co | 3-(indol-3-yl)-phthalides |
| US3649649A (en) * | 1967-07-10 | 1972-03-14 | Nisso Kako Co Ltd | Fluoran derivatives and preparation thereof |
| JPS4833212B1 (enrdf_load_stackoverflow) * | 1970-07-08 | 1973-10-12 |
-
1971
- 1971-06-08 CA CA115,054A patent/CA944150A/en not_active Expired
- 1971-06-11 FR FR7121285A patent/FR2096242A5/fr not_active Expired
- 1971-06-11 GB GB2761171A patent/GB1338784A/en not_active Expired
- 1971-06-14 DE DE2129467A patent/DE2129467B2/de active Granted
- 1971-06-14 BE BE768496A patent/BE768496A/xx unknown
-
1973
- 1973-07-11 US US378105A patent/US3900217A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016162666A1 (en) | 2015-04-07 | 2016-10-13 | Active Device Development Ltd | Pressure imaging and indicating materials and devices |
Also Published As
| Publication number | Publication date |
|---|---|
| BE768496A (fr) | 1971-11-03 |
| CA944150A (en) | 1974-03-26 |
| DE2129467B2 (de) | 1974-08-15 |
| US3900217A (en) | 1975-08-19 |
| FR2096242A5 (enrdf_load_stackoverflow) | 1972-02-11 |
| DE2129467A1 (de) | 1971-12-23 |
| DE2129467C3 (enrdf_load_stackoverflow) | 1975-04-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |