CH579131A5 - - Google Patents
Info
- Publication number
- CH579131A5 CH579131A5 CH1900272A CH1900272A CH579131A5 CH 579131 A5 CH579131 A5 CH 579131A5 CH 1900272 A CH1900272 A CH 1900272A CH 1900272 A CH1900272 A CH 1900272A CH 579131 A5 CH579131 A5 CH 579131A5
- 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
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B47/00—Porphines; Azaporphines
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/30—Metal-free phthalocyanines
 
- 
        - 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
- C09B47/00—Porphines; Azaporphines
- C09B47/04—Phthalocyanines abbreviation: Pc
- C09B47/06—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide
- C09B47/067—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile
 
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Photoreceptors In Electrophotography (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| CH1900272A CH579131A5 (en:Method) | 1972-12-28 | 1972-12-28 | |
| DK642973AA DK137280B (da) | 1972-12-28 | 1973-11-28 | Fremgangsmåde til fremstilling af metalfrit phthalocyanin. | 
| CA187,653A CA1010030A (en) | 1972-12-28 | 1973-12-07 | Process for the preparation of metal-free phthalocyanine | 
| US05/426,266 US3998839A (en) | 1972-12-28 | 1973-12-19 | Process for the preparation of metal-free phthalocyanine | 
| IT7076773A IT1000553B (it) | 1972-12-28 | 1973-12-20 | Procedimento per la preparazione di ftalocianina priva di metalli | 
| FR7346238A FR2212399B1 (en:Method) | 1972-12-28 | 1973-12-26 | |
| AR251672A AR200898A1 (es) | 1972-12-28 | 1973-12-26 | Procedimiento para la preparacion de ftalocianina desmetalizada | 
| DE2364689A DE2364689A1 (de) | 1972-12-28 | 1973-12-27 | Verfahren zur herstellung von metallfreiem phthalocyanin | 
| JP49004739A JPS50157417A (en:Method) | 1972-12-28 | 1973-12-27 | |
| GB5977173A GB1410310A (en) | 1972-12-28 | 1973-12-27 | Process for the preparation of metal-free phthalocyanine | 
| ES421805A ES421805A1 (es) | 1972-12-28 | 1973-12-27 | Procedimiento para la preparacion de ftalocianina desmeta- lizada. | 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| CH1900272A CH579131A5 (en:Method) | 1972-12-28 | 1972-12-28 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| CH579131A5 true CH579131A5 (en:Method) | 1976-08-31 | 
Family
ID=4436678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| CH1900272A CH579131A5 (en:Method) | 1972-12-28 | 1972-12-28 | 
Country Status (9)
| Country | Link | 
|---|---|
| US (1) | US3998839A (en:Method) | 
| JP (1) | JPS50157417A (en:Method) | 
| AR (1) | AR200898A1 (en:Method) | 
| CA (1) | CA1010030A (en:Method) | 
| CH (1) | CH579131A5 (en:Method) | 
| DE (1) | DE2364689A1 (en:Method) | 
| DK (1) | DK137280B (en:Method) | 
| FR (1) | FR2212399B1 (en:Method) | 
| GB (1) | GB1410310A (en:Method) | 
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US5003522A (en) * | 1978-12-01 | 1991-03-26 | Dolby Ray Milton | Disc reproducing system for compensating mechanical imperfections | 
| DE4137270A1 (de) * | 1991-11-13 | 1993-05-19 | Bayer Ag | Verfahren zur herstellung von 1,2,3-tricyanobenzol, aus 1,2,3-tricyanobenzol erhaeltliche phthalocyanine und ihre verwendung als pigmente | 
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| NL80561C (en:Method) * | 1951-02-06 | |||
| CH390434A (de) * | 1960-10-14 | 1965-04-15 | Geigy Ag J R | Verfahren zur Herstellung von Gemischen aus Alkaliphthalocyaninen und metallfreiem Phthalocyanin | 
- 
        1972
        - 1972-12-28 CH CH1900272A patent/CH579131A5/xx not_active IP Right Cessation
 
- 
        1973
        - 1973-11-28 DK DK642973AA patent/DK137280B/da unknown
- 1973-12-07 CA CA187,653A patent/CA1010030A/en not_active Expired
- 1973-12-19 US US05/426,266 patent/US3998839A/en not_active Expired - Lifetime
- 1973-12-26 AR AR251672A patent/AR200898A1/es active
- 1973-12-26 FR FR7346238A patent/FR2212399B1/fr not_active Expired
- 1973-12-27 DE DE2364689A patent/DE2364689A1/de not_active Withdrawn
- 1973-12-27 JP JP49004739A patent/JPS50157417A/ja active Pending
- 1973-12-27 GB GB5977173A patent/GB1410310A/en not_active Expired
 
Also Published As
| Publication number | Publication date | 
|---|---|
| CA1010030A (en) | 1977-05-10 | 
| DK137280C (en:Method) | 1978-07-17 | 
| FR2212399B1 (en:Method) | 1976-10-08 | 
| JPS50157417A (en:Method) | 1975-12-19 | 
| AR200898A1 (es) | 1974-12-27 | 
| USB426266I5 (en:Method) | 1976-03-02 | 
| GB1410310A (en) | 1975-10-15 | 
| DE2364689A1 (de) | 1974-09-05 | 
| FR2212399A1 (en:Method) | 1974-07-26 | 
| DK137280B (da) | 1978-02-13 | 
| US3998839A (en) | 1976-12-21 | 
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Legal Events
| Date | Code | Title | Description | 
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |