CH579463A5 - - Google Patents
Info
- Publication number
- CH579463A5 CH579463A5 CH667571A CH667571A CH579463A5 CH 579463 A5 CH579463 A5 CH 579463A5 CH 667571 A CH667571 A CH 667571A CH 667571 A CH667571 A CH 667571A CH 579463 A5 CH579463 A5 CH 579463A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
-
- 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
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Color Printing (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11166771A | 1971-02-01 | 1971-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH579463A5 true CH579463A5 (nl) | 1976-09-15 |
Family
ID=22339801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH667571A CH579463A5 (nl) | 1971-02-01 | 1971-05-05 |
Country Status (11)
| Country | Link |
|---|---|
| JP (3) | JPS5739237B1 (nl) |
| AT (1) | AT305318B (nl) |
| BE (1) | BE766838A (nl) |
| CA (1) | CA933705A (nl) |
| CH (1) | CH579463A5 (nl) |
| DE (1) | DE2122301C3 (nl) |
| FR (1) | FR2091140A5 (nl) |
| GB (1) | GB1303942A (nl) |
| NL (1) | NL164594C (nl) |
| SE (1) | SE382019B (nl) |
| ZA (1) | ZA712668B (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1469481A (en) * | 1974-02-01 | 1977-04-06 | Ciba Geigy Ag | Pressure-sensitive copying material |
| US4639271A (en) * | 1985-04-24 | 1987-01-27 | Moore Business Forms, Inc. | Chromogenic mixtures |
| JPH0159967U (nl) * | 1987-10-07 | 1989-04-14 | ||
| JP6946938B2 (ja) | 2017-10-31 | 2021-10-13 | セイコーエプソン株式会社 | 画像読取装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3509174A (en) * | 1967-01-30 | 1970-04-28 | Ncr Co | 3-(indol-3-yl)-phthalides |
-
1971
- 1971-04-21 GB GB1039071*[A patent/GB1303942A/en not_active Expired
- 1971-04-26 ZA ZA712668A patent/ZA712668B/xx unknown
- 1971-04-30 JP JP2880171A patent/JPS5739237B1/ja active Pending
- 1971-05-04 FR FR7115930A patent/FR2091140A5/fr not_active Expired
- 1971-05-04 SE SE7105749A patent/SE382019B/xx unknown
- 1971-05-05 DE DE2122301A patent/DE2122301C3/de not_active Expired
- 1971-05-05 CA CA112271A patent/CA933705A/en not_active Expired
- 1971-05-05 CH CH667571A patent/CH579463A5/xx not_active IP Right Cessation
- 1971-05-05 AT AT389271A patent/AT305318B/de not_active IP Right Cessation
- 1971-05-06 NL NL7106236.A patent/NL164594C/nl not_active IP Right Cessation
- 1971-05-07 BE BE766838A patent/BE766838A/xx not_active IP Right Cessation
-
1979
- 1979-10-26 JP JP54138601A patent/JPS609066B2/ja not_active Expired
-
1982
- 1982-04-22 JP JP57068023A patent/JPS57201690A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| NL7106236A (nl) | 1972-08-03 |
| JPS5739237B1 (nl) | 1982-08-20 |
| CA933705A (en) | 1973-09-18 |
| NL164594C (nl) | 1981-01-15 |
| DE2122301A1 (de) | 1972-08-24 |
| NL164594B (nl) | 1980-08-15 |
| GB1303942A (nl) | 1973-01-24 |
| BE766838A (fr) | 1971-10-01 |
| FR2091140A5 (nl) | 1972-01-14 |
| ZA712668B (en) | 1972-01-26 |
| DE2122301B2 (de) | 1973-09-06 |
| JPS609066B2 (ja) | 1985-03-07 |
| SE382019B (sv) | 1976-01-12 |
| JPS6257518B2 (nl) | 1987-12-01 |
| DE2122301C3 (de) | 1974-04-25 |
| AT305318B (de) | 1973-02-26 |
| JPS57201690A (en) | 1982-12-10 |
| JPS55112279A (en) | 1980-08-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |