BE800522A - Chromogenes pour materiau de reproduction sensible a la pression - Google Patents
Chromogenes pour materiau de reproduction sensible a la pressionInfo
- Publication number
- BE800522A BE800522A BE131929A BE131929A BE800522A BE 800522 A BE800522 A BE 800522A BE 131929 A BE131929 A BE 131929A BE 131929 A BE131929 A BE 131929A BE 800522 A BE800522 A BE 800522A
- Authority
- BE
- Belgium
- Prior art keywords
- chromogenes
- pressure sensitive
- reproductive material
- sensitive reproductive
- pressure
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/24—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D213/36—Radicals substituted by singly-bound nitrogen atoms
- C07D213/38—Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722227597 DE2227597C2 (de) | 1972-06-07 | 1972-06-07 | Druckempfindliches Aufzeichnungsmaterial |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE800522A true BE800522A (fr) | 1973-12-06 |
Family
ID=5847008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE131929A BE800522A (fr) | 1972-06-07 | 1973-06-06 | Chromogenes pour materiau de reproduction sensible a la pression |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS539127B2 (xx) |
| BE (1) | BE800522A (xx) |
| CA (1) | CA1002819A (xx) |
| CH (1) | CH578949A5 (xx) |
| DD (1) | DD104474A5 (xx) |
| DE (1) | DE2227597C2 (xx) |
| FR (1) | FR2188509A5 (xx) |
| GB (1) | GB1431493A (xx) |
| IT (1) | IT988214B (xx) |
| SE (1) | SE400508B (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5518647A (en) * | 1978-07-26 | 1980-02-08 | Matsushita Electric Ind Co Ltd | Light transmittable particle for forming color images |
| US4372582A (en) * | 1981-03-30 | 1983-02-08 | Minnesota Mining And Manufacturing Company | Stabilizer for electron doner-acceptor carbonless copying systems |
| JP4320811B2 (ja) * | 1998-12-07 | 2009-08-26 | コニカミノルタホールディングス株式会社 | 有機エレクトロルミネッセンス素子 |
-
1972
- 1972-06-07 DE DE19722227597 patent/DE2227597C2/de not_active Expired
-
1973
- 1973-06-01 IT IT5035973A patent/IT988214B/it active
- 1973-06-04 CH CH801573A patent/CH578949A5/xx not_active IP Right Cessation
- 1973-06-05 DD DD17131773A patent/DD104474A5/xx unknown
- 1973-06-06 CA CA173,305A patent/CA1002819A/en not_active Expired
- 1973-06-06 FR FR7320552A patent/FR2188509A5/fr not_active Expired
- 1973-06-06 SE SE7307985A patent/SE400508B/xx unknown
- 1973-06-06 BE BE131929A patent/BE800522A/xx not_active IP Right Cessation
- 1973-06-06 GB GB2701773A patent/GB1431493A/en not_active Expired
- 1973-06-07 JP JP6345273A patent/JPS539127B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1431493A (en) | 1976-04-07 |
| IT988214B (it) | 1975-04-10 |
| JPS4949716A (xx) | 1974-05-14 |
| CA1002819A (en) | 1977-01-04 |
| DE2227597B1 (de) | 1974-01-17 |
| FR2188509A5 (xx) | 1974-01-18 |
| DD104474A5 (xx) | 1974-03-12 |
| SE400508B (sv) | 1978-04-03 |
| JPS539127B2 (xx) | 1978-04-04 |
| DE2227597A1 (de) | 1974-01-17 |
| DE2227597C2 (de) | 1974-08-15 |
| CH578949A5 (xx) | 1976-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: BADISCHE ANILIN- & SODAFABRIK A.G. Effective date: 19900630 |