ES493374A0 - PROCEDURE FOR THE PREPARATION OF MIXTURES OF OPTICAL LIGHTENERS - Google Patents

PROCEDURE FOR THE PREPARATION OF MIXTURES OF OPTICAL LIGHTENERS

Info

Publication number
ES493374A0
ES493374A0 ES493374A ES493374A ES493374A0 ES 493374 A0 ES493374 A0 ES 493374A0 ES 493374 A ES493374 A ES 493374A ES 493374 A ES493374 A ES 493374A ES 493374 A0 ES493374 A0 ES 493374A0
Authority
ES
Spain
Prior art keywords
mixtures
procedure
preparation
lighteners
optical
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.)
Granted
Application number
ES493374A
Other languages
Spanish (es)
Other versions
ES8105053A1 (en
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.)
Hoechst AG
Original Assignee
Hoechst 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.)
Filing date
Publication date
Application filed by Hoechst AG filed Critical Hoechst AG
Publication of ES8105053A1 publication Critical patent/ES8105053A1/en
Publication of ES493374A0 publication Critical patent/ES493374A0/en
Granted legal-status Critical Current

Links

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)
  • Detergent Compositions (AREA)
ES493374A 1979-07-21 1980-07-15 PROCEDURE FOR THE PREPARATION OF MIXTURES OF OPTICAL LIGHTENERS Granted ES493374A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792929599 DE2929599A1 (en) 1979-07-21 1979-07-21 MIXTURES OF OPTICAL BRIGHTENERS, THEIR PRODUCTION AND USE

Publications (2)

Publication Number Publication Date
ES8105053A1 ES8105053A1 (en) 1981-05-16
ES493374A0 true ES493374A0 (en) 1981-05-16

Family

ID=6076380

Family Applications (1)

Application Number Title Priority Date Filing Date
ES493374A Granted ES493374A0 (en) 1979-07-21 1980-07-15 PROCEDURE FOR THE PREPARATION OF MIXTURES OF OPTICAL LIGHTENERS

Country Status (7)

Country Link
EP (1) EP0023027A1 (en)
JP (1) JPS5618654A (en)
AU (1) AU6063780A (en)
BR (1) BR8004481A (en)
DE (1) DE2929599A1 (en)
ES (1) ES493374A0 (en)
ZA (1) ZA804366B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0030917B2 (en) * 1979-12-13 1991-03-20 Ciba-Geigy Ag Optical brighteners from bistyryl benzene, process for their preparation and their use
DE3001065A1 (en) * 1980-01-12 1981-07-16 Basf Ag, 6700 Ludwigshafen METHOD FOR PRODUCING OPTICAL BRIGHTENERS
JPS62130219A (en) * 1985-11-29 1987-06-12 Nippon Steel Corp Heating method for electrical steel slab
US4778622A (en) * 1986-03-21 1988-10-18 Ciba-Geigy Corporation Mixtures of fluorescent whitening agents
DE3764040D1 (en) * 1986-07-01 1990-09-06 Ciba Geigy Ag 1,4-DISTRYRYLBENZENE COMPOUNDS AND THEIR MIXTURES WITH OTHER 1,4-DISTRYRYLBENZENE COMPOUNDS.
CH671956A5 (en) * 1987-01-29 1989-10-13 Ciba Geigy Ag
DE4219772A1 (en) * 1992-06-17 1993-12-23 Hoechst Ag 1,4-Bis(cyano styryl) mixts. for optical brighteners - esp. for natural or (semi)synthetic high molecular organic material partic. polyester fibres
DE4330968A1 (en) * 1993-09-13 1995-03-16 Basf Ag Brightener mixtures based on bisstyryl compounds
DE19609956A1 (en) * 1995-03-24 1996-09-26 Basf Ag Optical brightener mixt. for (semi) synthetic or natural polymers
CN1058976C (en) * 1996-12-31 2000-11-29 中国科学院感光化学研究所 Fluorescent dye synthetic method
TWI255304B (en) 1999-09-06 2006-05-21 Ciba Sc Holding Ag Mixtures of fluorescent whitening agents
TWI250237B (en) * 1999-10-25 2006-03-01 Ciba Sc Holding Ag Mixtures of fluorescent whitening agents

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1469821B2 (en) * 1959-06-24 1972-03-23 Badische Anilin & Soda Fabrik AG, 6700 Ludwigshafen Optical brighteners for macromolecular organic substances
DE1112072B (en) * 1959-08-12 1961-08-03 Basf Ag Process for the preparation of compounds of the 1,4-bis (styryl) -benzene series
FR1415977A (en) * 1963-10-31 1965-10-29 Basf Ag Process for the optical brightening of polyester and synthetic polyamide materials
JPS5821661B2 (en) * 1975-07-24 1983-05-02 日本化薬株式会社 Method for producing styryl compounds

Also Published As

Publication number Publication date
EP0023027A1 (en) 1981-01-28
ES8105053A1 (en) 1981-05-16
ZA804366B (en) 1981-07-29
DE2929599A1 (en) 1981-02-05
AU6063780A (en) 1981-01-22
BR8004481A (en) 1981-01-27
JPS5618654A (en) 1981-02-21

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