FR2291977B1 - - Google Patents
Info
- Publication number
- FR2291977B1 FR2291977B1 FR7535464A FR7535464A FR2291977B1 FR 2291977 B1 FR2291977 B1 FR 2291977B1 FR 7535464 A FR7535464 A FR 7535464A FR 7535464 A FR7535464 A FR 7535464A FR 2291977 B1 FR2291977 B1 FR 2291977B1
- Authority
- FR
- France
- 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
-
- 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
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/14—Styryl dyes
- C09B23/145—Styryl dyes the ethylene chain carrying an heterocyclic residue, e.g. heterocycle-CH=CH-C6H5
-
- 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
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
- C07C51/295—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with inorganic bases, e.g. by alkali fusion
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/78—Ring systems having three or more relevant rings
- C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans
-
- 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
- C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
- C09B23/10—The polymethine chain containing an even number of >CH- groups
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Color Printing (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US525990A US3928685A (en) | 1974-11-21 | 1974-11-21 | 1-Hydroxy-1-(4-aminophenyl polymethine) naphthalan compounds and pressure-sensitive recording system therewith |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2291977A1 FR2291977A1 (fr) | 1976-06-18 |
| FR2291977B1 true FR2291977B1 (US07922777-20110412-C00004.png) | 1979-07-27 |
Family
ID=24095458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7535464A Granted FR2291977A1 (fr) | 1974-11-21 | 1975-11-20 | 1-hydroxy-1-(4-aminophenyl polymethine) naphtalanes, leur preparation et leur utilisation |
Country Status (9)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4020056A (en) * | 1975-04-10 | 1977-04-26 | Ncr Corporation | Di-vinyl phthalides color formers |
| US4022771A (en) * | 1975-04-10 | 1977-05-10 | Ncr Corporation | Aminophenyl lactone compounds containing an ethyleno group |
| US4870050A (en) * | 1988-03-11 | 1989-09-26 | Hilton Davis Co. | Novel compounds, processes and marking systems |
| DE59106793D1 (de) * | 1990-03-29 | 1995-12-07 | Ciba Geigy Ag | Druckempfindliches Aufzeichnungsmaterial. |
| KR100521841B1 (ko) * | 2001-01-15 | 2005-10-17 | 재단법인서울대학교산학협력재단 | 새로운 오르토-나프토피라노퀴논 유도체 및 이를 포함하는항균 및 항진균제 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3463655A (en) * | 1966-04-09 | 1969-08-26 | Fuji Photo Film Co Ltd | Pressure-sensitive copying paper |
| NL129635C (US07922777-20110412-C00004.png) * | 1967-08-11 | |||
| US3832212A (en) * | 1968-10-09 | 1974-08-27 | Eastman Kodak Co | Heat-sensitive copying systems |
| US3641011A (en) * | 1969-01-21 | 1972-02-08 | Ncr Co | 5- and 6-dialkylaminobenzylidene-aminofluorans |
| JPS50136744A (US07922777-20110412-C00004.png) * | 1974-04-19 | 1975-10-30 |
-
1974
- 1974-11-21 US US525990A patent/US3928685A/en not_active Expired - Lifetime
-
1975
- 1975-10-14 ZA ZA00756477A patent/ZA756477B/xx unknown
- 1975-11-10 DE DE19752550367 patent/DE2550367A1/de active Pending
- 1975-11-13 AU AU86574/75A patent/AU8657475A/en not_active Expired
- 1975-11-13 JP JP50136744A patent/JPS5174021A/ja active Pending
- 1975-11-20 FR FR7535464A patent/FR2291977A1/fr active Granted
- 1975-11-20 NL NL7513598A patent/NL7513598A/xx not_active Application Discontinuation
- 1975-11-20 BE BE162033A patent/BE835766A/xx unknown
- 1975-11-20 IT IT52311/75A patent/IT1052340B/it active
-
1976
- 1976-12-22 JP JP15481676A patent/JPS52152314A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2550367A1 (de) | 1976-05-26 |
| BE835766A (fr) | 1976-03-16 |
| IT1052340B (it) | 1981-06-20 |
| JPS52152314A (en) | 1977-12-17 |
| ZA756477B (en) | 1976-09-29 |
| JPS5174021A (US07922777-20110412-C00004.png) | 1976-06-26 |
| NL7513598A (nl) | 1976-05-25 |
| US3928685A (en) | 1975-12-23 |
| AU8657475A (en) | 1977-05-19 |
| FR2291977A1 (fr) | 1976-06-18 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |