IT968397B - PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS - Google Patents
PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMSInfo
- Publication number
- IT968397B IT968397B IT26192/72A IT2619272A IT968397B IT 968397 B IT968397 B IT 968397B IT 26192/72 A IT26192/72 A IT 26192/72A IT 2619272 A IT2619272 A IT 2619272A IT 968397 B IT968397 B IT 968397B
- Authority
- IT
- Italy
- Prior art keywords
- formers
- colorless
- alcohol
- chemical compounds
- duplication systems
- Prior art date
Links
Classifications
-
- 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
- C09B11/02—Diaryl- or thriarylmethane dyes derived from diarylmethanes
-
- 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
- B41M5/025—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet
- B41M5/0253—Duplicating or marking methods; Sheet materials for use therein by transferring ink from the master sheet using a chemical colour-forming ink, e.g. chemical hectography
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C309/00—Sulfonic acids; Halides, esters, or anhydrides thereof
- C07C309/01—Sulfonic acids
- C07C309/28—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
- C07C309/45—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton
- C07C309/46—Sulfonic acids having sulfo groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton containing nitrogen atoms, not being part of nitro or nitroso groups, bound to the carbon skeleton having the sulfo groups bound to carbon atoms of non-condensed six-membered aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2603/00—Systems containing at least three condensed rings
- C07C2603/02—Ortho- or ortho- and peri-condensed systems
- C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
- C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
- C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
- C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
- C07C2603/18—Fluorenes; Hydrogenated fluorenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogenated Pyridines (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2990871 | 1971-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT968397B true IT968397B (en) | 1974-03-20 |
Family
ID=10299167
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT26192/72A IT968397B (en) | 1971-06-25 | 1972-06-24 | PRECIOUS CHEMICAL COMPOUNDS AS COLORLESS FORMERS OF COLORS PARTICULARLY FOR ALCOHOL DUPLICATION SYSTEMS |
| IT26198/72A IT959969B (en) | 1971-06-25 | 1972-06-24 | CHARCOAL PAPERS FOR ALCOHOL-BASED REPRODUCTIONS |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT26198/72A IT959969B (en) | 1971-06-25 | 1972-06-24 | CHARCOAL PAPERS FOR ALCOHOL-BASED REPRODUCTIONS |
Country Status (14)
| Country | Link |
|---|---|
| AR (1) | AR193997A1 (en) |
| AU (1) | AU4383372A (en) |
| BE (2) | BE785403A (en) |
| BR (2) | BR7204130D0 (en) |
| CH (1) | CH577390A5 (en) |
| CS (1) | CS156547B2 (en) |
| DD (2) | DD98045A5 (en) |
| DE (1) | DE2231135A1 (en) |
| ES (1) | ES404239A1 (en) |
| FR (2) | FR2143446B1 (en) |
| IT (2) | IT968397B (en) |
| LU (2) | LU65575A1 (en) |
| NL (2) | NL7208639A (en) |
| ZA (2) | ZA724186B (en) |
-
1972
- 1972-06-19 ZA ZA724186A patent/ZA724186B/en unknown
- 1972-06-20 ZA ZA724233A patent/ZA724233B/en unknown
- 1972-06-22 LU LU65575D patent/LU65575A1/xx unknown
- 1972-06-22 LU LU65574D patent/LU65574A1/xx unknown
- 1972-06-23 FR FR727222909A patent/FR2143446B1/fr not_active Expired
- 1972-06-23 BE BE785403A patent/BE785403A/en unknown
- 1972-06-23 CH CH944572A patent/CH577390A5/xx not_active IP Right Cessation
- 1972-06-23 FR FR7222908A patent/FR2143445A1/en active Granted
- 1972-06-23 BR BR4130/72A patent/BR7204130D0/en unknown
- 1972-06-23 NL NL7208639A patent/NL7208639A/xx unknown
- 1972-06-23 BE BE785402A patent/BE785402A/en unknown
- 1972-06-23 NL NL7208640A patent/NL7208640A/xx unknown
- 1972-06-23 AR AR242744A patent/AR193997A1/en active
- 1972-06-23 AU AU43833/72A patent/AU4383372A/en not_active Expired
- 1972-06-23 BR BR4129/72A patent/BR7204129D0/en unknown
- 1972-06-24 IT IT26192/72A patent/IT968397B/en active
- 1972-06-24 ES ES404239A patent/ES404239A1/en not_active Expired
- 1972-06-24 IT IT26198/72A patent/IT959969B/en active
- 1972-06-26 DD DD163974A patent/DD98045A5/xx unknown
- 1972-06-26 CS CS450072A patent/CS156547B2/cs unknown
- 1972-06-26 DD DD163976A patent/DD100485A5/xx unknown
- 1972-06-26 DE DE2231135A patent/DE2231135A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| LU65574A1 (en) | 1972-10-26 |
| AU4383372A (en) | 1974-01-03 |
| FR2143445B1 (en) | 1973-07-13 |
| DE2231136B2 (en) | 1977-04-28 |
| DE2231136A1 (en) | 1973-01-11 |
| DD98045A5 (en) | 1973-06-05 |
| FR2143446B1 (en) | 1973-07-13 |
| LU65575A1 (en) | 1972-10-26 |
| DE2231135A1 (en) | 1973-01-11 |
| ZA724233B (en) | 1973-05-30 |
| BR7204130D0 (en) | 1973-06-05 |
| AR193997A1 (en) | 1973-06-12 |
| BE785403A (en) | 1972-12-27 |
| BR7204129D0 (en) | 1973-06-14 |
| DD100485A5 (en) | 1973-09-20 |
| ES404239A1 (en) | 1975-05-16 |
| NL7208639A (en) | 1972-12-28 |
| NL7208640A (en) | 1972-12-28 |
| FR2143446A1 (en) | 1973-02-02 |
| CS156547B2 (en) | 1974-07-24 |
| BE785402A (en) | 1972-12-27 |
| FR2143445A1 (en) | 1973-02-02 |
| CH577390A5 (en) | 1976-07-15 |
| ZA724186B (en) | 1973-05-30 |
| IT959969B (en) | 1973-11-10 |
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