DE2516383A1 - Indolinospiropyranverbindungen - Google Patents
IndolinospiropyranverbindungenInfo
- Publication number
- DE2516383A1 DE2516383A1 DE19752516383 DE2516383A DE2516383A1 DE 2516383 A1 DE2516383 A1 DE 2516383A1 DE 19752516383 DE19752516383 DE 19752516383 DE 2516383 A DE2516383 A DE 2516383A DE 2516383 A1 DE2516383 A1 DE 2516383A1
- Authority
- DE
- Germany
- Prior art keywords
- group
- phenyl
- trimethyl
- alkyl
- substituted
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- 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
- B41M5/15—Spiro-pyrans
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Color Printing (AREA)
- Indole Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP49042211A JPS50136312A (US20110009641A1-20110113-C00185.png) | 1974-04-17 | 1974-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2516383A1 true DE2516383A1 (de) | 1975-10-23 |
Family
ID=12629677
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19752516383 Pending DE2516383A1 (de) | 1974-04-17 | 1975-04-15 | Indolinospiropyranverbindungen |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS50136312A (US20110009641A1-20110113-C00185.png) |
DE (1) | DE2516383A1 (US20110009641A1-20110113-C00185.png) |
GB (1) | GB1499193A (US20110009641A1-20110113-C00185.png) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2703008A1 (de) * | 1976-01-30 | 1977-08-11 | Ciba Geigy Ag | Indolinospiropyranverbindungen |
-
1974
- 1974-04-17 JP JP49042211A patent/JPS50136312A/ja active Pending
-
1975
- 1975-04-15 GB GB1537475A patent/GB1499193A/en not_active Expired
- 1975-04-15 DE DE19752516383 patent/DE2516383A1/de active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2703008A1 (de) * | 1976-01-30 | 1977-08-11 | Ciba Geigy Ag | Indolinospiropyranverbindungen |
US4210591A (en) * | 1976-01-30 | 1980-07-01 | Ciba-Geigy Corporation | Indolinospiropyrane compounds |
US4343944A (en) * | 1976-01-30 | 1982-08-10 | Ciba-Geigy Corporation | Indolinospiropyrane compounds |
Also Published As
Publication number | Publication date |
---|---|
GB1499193A (en) | 1978-01-25 |
JPS50136312A (US20110009641A1-20110113-C00185.png) | 1975-10-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OHW | Rejection |