CH530417A - Verfahren zur Herstellung optischer Aufheller - Google Patents
Verfahren zur Herstellung optischer AufhellerInfo
- Publication number
- CH530417A CH530417A CH1886670A CH1886670A CH530417A CH 530417 A CH530417 A CH 530417A CH 1886670 A CH1886670 A CH 1886670A CH 1886670 A CH1886670 A CH 1886670A CH 530417 A CH530417 A CH 530417A
- Authority
- CH
- Switzerland
- Prior art keywords
- production
- optical brighteners
- brighteners
- optical
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
- C07D263/52—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings condensed with carbocyclic rings or ring systems
- C07D263/54—Benzoxazoles; Hydrogenated benzoxazoles
- C07D263/56—Benzoxazoles; Hydrogenated benzoxazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached in position 2
- C07D263/57—Aryl or substituted aryl radicals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702000027 DE2000027A1 (de) | 1970-01-02 | 1970-01-02 | Optische Aufheller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH530417A true CH530417A (de) | 1972-11-15 |
Family
ID=5758935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1886670A CH530417A (de) | 1970-01-02 | 1970-12-18 | Verfahren zur Herstellung optischer Aufheller |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3689481A (de) |
| CH (1) | CH530417A (de) |
| DE (1) | DE2000027A1 (de) |
| FR (1) | FR2075166A5 (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3957846A (en) * | 1970-12-08 | 1976-05-18 | Hoechst Aktiengesellschaft | Monostyryl-naphthalene derivatives |
| US3940388A (en) * | 1971-05-26 | 1976-02-24 | Sandoz Ltd., (Sandoz Ag) | Triazolylstyryl triazoles |
| CH554911A (de) * | 1971-12-30 | 1974-10-15 | Ciba Geigy Ag | Verwendung ausserhalb der textilindustrie von neuen 4,4'divinyldiphenyl-verbindungen als optische aufhellmittel fuer organische materialien. |
| ES456483A0 (es) * | 1976-03-09 | 1978-02-16 | Hoechst Ag | Procedimiento para la preparacion de compuestos de estilbeno. |
| DE2650456A1 (de) * | 1976-11-04 | 1978-05-11 | Bayer Ag | Fluoreszenzfarbstoffe |
| US4363744A (en) * | 1979-09-10 | 1982-12-14 | Hoechst Aktiengesellschaft | Mixtures of optical brighteners and their use for the optical brightening |
| EP0030917B2 (de) * | 1979-12-13 | 1991-03-20 | Ciba-Geigy Ag | Optische Aufheller aus Bis-styrylbenzolverbindungen, Verfahren zu deren Herstellung und deren Verwendung |
| US6933308B2 (en) * | 2002-12-20 | 2005-08-23 | Bristol-Myers Squibb Company | Aminoalkyl thiazole derivatives as KCNQ modulators |
| US7273866B2 (en) * | 2002-12-20 | 2007-09-25 | Bristol-Myers Squibb Company | 2-aryl thiazole derivatives as KCNQ modulators |
| US20050267283A1 (en) * | 2004-05-27 | 2005-12-01 | Weaver Max A | Process for adding nitrogen containing methine light absorbers to poly(ethylene terephthalate) |
| US7541407B2 (en) | 2004-05-27 | 2009-06-02 | Eastman Chemical Company | Process for adding methine UV light absorbers to PET prepared by direct esterification |
-
1970
- 1970-01-02 DE DE19702000027 patent/DE2000027A1/de active Pending
- 1970-12-18 CH CH1886670A patent/CH530417A/de not_active IP Right Cessation
- 1970-12-30 US US102896A patent/US3689481A/en not_active Expired - Lifetime
- 1970-12-31 FR FR7047517A patent/FR2075166A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2075166A5 (de) | 1971-10-08 |
| US3689481A (en) | 1972-09-05 |
| DE2000027A1 (de) | 1971-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |