DE3751594D1 - Mischungen von optischen Aufhellern. - Google Patents

Mischungen von optischen Aufhellern.

Info

Publication number: DE3751594D1
Authority: DE; Germany
Prior art keywords: mixtures; optical brighteners; brighteners; optical
Prior art date: 1986-03-21
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 - Lifetime

Application number

DE3751594T

Other languages

English (en)

Inventor

Leonardo Dr Guglielmetti

Hans Rudolf Dr Meyer

Dieter Dr Reinehr

Kurt Dr Weber

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

BASF Schweiz AG

Original Assignee

Ciba Geigy AG

Priority date (The priority date 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 date listed.)

1986-03-21

Filing date

1987-03-16

Publication date

1995-12-21

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4203472&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3751594(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

1987-03-16 Application filed by Ciba Geigy AG filed Critical Ciba Geigy AG

1995-12-21 Application granted granted Critical

1995-12-21 Publication of DE3751594D1 publication Critical patent/DE3751594D1/de

2007-03-17 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Classifications

- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/60—Optical bleaching or brightening
- D06L4/65—Optical bleaching or brightening with mixtures of optical brighteners

Landscapes

Engineering & Computer Science (AREA)
Textile Engineering (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Detergent Compositions (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)
Paper (AREA)
Luminescent Compositions (AREA)
Compositions Of Macromolecular Compounds (AREA)

DE3751594T 1986-03-21 1987-03-16 Mischungen von optischen Aufhellern. Expired - Lifetime DE3751594D1 (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CH114286		1986-03-21

Publications (1)

Publication Number	Publication Date
DE3751594D1 true DE3751594D1 (de)	1995-12-21

Family

ID=4203472

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE3751594T Expired - Lifetime DE3751594D1 (de)	1986-03-21	1987-03-16	Mischungen von optischen Aufhellern.

Country Status (7)

Country	Link
US (2)	US4778622A (de)
EP (1)	EP0238446B1 (de)
JP (1)	JP2578108B2 (de)
BR (1)	BR8701260A (de)
CA (1)	CA1340088C (de)
DE (1)	DE3751594D1 (de)
MX (1)	MX168413B (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH671956A5 (de) *	1987-01-29	1989-10-13	Ciba Geigy Ag
DE4219772A1 (de) *	1992-06-17	1993-12-23	Hoechst Ag	Mischungen aus 1,4-Bis-(cyanostyryl)-benzolen
DE4330968A1 (de) *	1993-09-13	1995-03-16	Basf Ag	Aufhellermischungen auf Basis von Bisstyrylverbindungen
DE19609956A1 (de) *	1995-03-24	1996-09-26	Basf Ag	Mischungen von optischen Aufhellern auf Basis von Bisstyrylverbindungen
TWI250237B (en) *	1999-10-25	2006-03-01	Ciba Sc Holding Ag	Mixtures of fluorescent whitening agents

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1469821B2 (de) *	1959-06-24	1972-03-23	Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen	Optische Aufheller für makromolekulare organische Stoffe
DE1444003A1 (de) *	1963-10-31	1970-03-12
FR1415977A (fr) *	1963-10-31	1965-10-29	Basf Ag	Procédé pour l'azurage optique de matériaux en polyesters et en polyamides synthétiques
DE2420473A1 (de) *	1974-04-27	1975-12-11	Bayer Ag	Weisstoenen von polyesterfasern
DE2929599A1 (de) *	1979-07-21	1981-02-05	Hoechst Ag	Mischungen von optischen aufhellern, deren herstellung und verwendung
DE2929591A1 (de) *	1979-07-21	1981-02-05	Hoechst Ag	Mischungen von optischen aufhellern
DE2929687A1 (de) *	1979-07-21	1981-02-12	Hoechst Ag	Mischungen von optischen aufhellern
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
CH650792A5 (en) *	1979-12-13	1985-08-15	Ciba Geigy Ag	Optical brighteners from bisstyrylbenzene compounds and preparation thereof
DE3001065A1 (de) *	1980-01-12	1981-07-16	Basf Ag, 6700 Ludwigshafen	Verfahren zur herstellung von optischen aufhellern

1987
- 1987-03-12 US US07/025,023 patent/US4778622A/en not_active Expired - Lifetime
- 1987-03-16 EP EP87810151A patent/EP0238446B1/de not_active Expired - Lifetime
- 1987-03-16 DE DE3751594T patent/DE3751594D1/de not_active Expired - Lifetime
- 1987-03-19 MX MX005631A patent/MX168413B/es unknown
- 1987-03-19 CA CA000532408A patent/CA1340088C/en not_active Expired - Fee Related
- 1987-03-20 JP JP62064453A patent/JP2578108B2/ja not_active Expired - Fee Related
- 1987-03-20 BR BR8701260A patent/BR8701260A/pt not_active IP Right Cessation
1988
- 1988-08-05 US US07/228,643 patent/US4891153A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JP2578108B2 (ja)	1997-02-05
EP0238446B1 (de)	1995-11-15
US4891153A (en)	1990-01-02
BR8701260A (pt)	1988-01-05
JPS62232464A (ja)	1987-10-12
US4778622A (en)	1988-10-18
EP0238446A1 (de)	1987-09-23
CA1340088C (en)	1998-10-20
MX168413B (es)	1993-05-24

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Legal Events

Date	Code	Title	Description
1996-12-12	8364	No opposition during term of opposition
1997-11-06	8327	Change in the person/name/address of the patent owner	Owner name: CIBA SPECIALTY CHEMICALS HOLDING INC., BASEL, CH