MX3908E - Procedimiento para la purificacion de derivados de acido-4,4'-bis-triazenilamino-estilben-2,2'-disulfonico y las sales del mismo - Google Patents

Procedimiento para la purificacion de derivados de acido-4,4'-bis-triazenilamino-estilben-2,2'-disulfonico y las sales del mismo

Info

Publication number
MX3908E
MX3908E MX765003U MX500376U MX3908E MX 3908 E MX3908 E MX 3908E MX 765003 U MX765003 U MX 765003U MX 500376 U MX500376 U MX 500376U MX 3908 E MX3908 E MX 3908E
Authority
MX
Mexico
Prior art keywords
triazenilamino
estilben
disulfonico
bis
purification
Prior art date
Application number
MX765003U
Other languages
English (en)
Spanish (es)
Inventor
Philip Richard Norman Eymond
Original Assignee
Unilever Nv
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 Unilever Nv filed Critical Unilever Nv
Publication of MX3908E publication Critical patent/MX3908E/es

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40—Nitrogen atoms
    • C07D251/54—Three nitrogen atoms
    • C07D251/68—Triazinylamino stilbenes
    • 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
    • D06L4/664—Preparations of optical brighteners; Optical brighteners in aerosol form; Physical treatment of optical brighteners

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detergent Compositions (AREA)
  • Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
  • Luminescent Compositions (AREA)
  • Paper (AREA)
MX765003U 1975-10-24 1976-10-22 Procedimiento para la purificacion de derivados de acido-4,4'-bis-triazenilamino-estilben-2,2'-disulfonico y las sales del mismo MX3908E (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB43849/75A GB1550196A (en) 1975-10-24 1975-10-24 Purification of 4,4'-di(sym-triazinyl-amino)stilbene-2,2'-disulphonic acid fluorescers

Publications (1)

Publication Number Publication Date
MX3908E true MX3908E (es) 1981-09-15

Family

ID=10430579

Family Applications (1)

Application Number Title Priority Date Filing Date
MX765003U MX3908E (es) 1975-10-24 1976-10-22 Procedimiento para la purificacion de derivados de acido-4,4'-bis-triazenilamino-estilben-2,2'-disulfonico y las sales del mismo

Country Status (14)

Country Link
US (1) US4112226A (instruction)
JP (1) JPS5923349B2 (instruction)
AR (1) AR216450A1 (instruction)
AU (1) AU498785B2 (instruction)
BR (1) BR7607132A (instruction)
CA (1) CA1047036A (instruction)
CH (1) CH621143A5 (instruction)
DE (1) DE2647421C2 (instruction)
ES (1) ES452655A1 (instruction)
FR (1) FR2328755A1 (instruction)
GB (1) GB1550196A (instruction)
IT (1) IT1070276B (instruction)
MX (1) MX3908E (instruction)
NL (1) NL7611642A (instruction)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4468341A (en) * 1983-10-27 1984-08-28 Ciba-Geigy Corporation Stable purified aqueous solutions of fluorescent whitening agent
ITMI20112003A1 (it) 2011-11-04 2013-05-05 3V Sigma Spa Composizioni di agenti sbiancanti fluorescenti
CN105400229A (zh) * 2015-10-23 2016-03-16 山西青山化工有限公司 一种造纸用液体荧光增白剂的制备方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2703801A (en) * 1955-03-08 Fluorescent agents
US2612501A (en) * 1947-10-14 1952-09-30 Ici Ltd Triazine substances for textile treatment
US3951960A (en) * 1966-02-10 1976-04-20 Sterling Drug Inc. Novel crystalline forms of optical brighteners
US3511833A (en) * 1967-05-12 1970-05-12 Geigy Chem Corp Process for making a new crystalline form of a bis-triazinylamino stilbene optical brightener
GB1286459A (en) * 1968-12-12 1972-08-23 Unilever Ltd Detergent compositions
CH522659A (de) * 1969-04-09 1972-06-30 Ciba Geigy Ag Verfahren zur Herstellung bestimmter kristalliner Formen der Dinatriumsalze von N,N'-Bis-(4-anilino-6-(w-alkoxy-alkylamino)-1,3,5-triazin-2-yl)-4,4'-diamino-stilben-2,2'-disulfonsäuren und ihre Verwendung als optische Aufheller
CH583211A5 (instruction) * 1973-05-22 1976-12-31 Sandoz Ag

Also Published As

Publication number Publication date
AU498785B2 (en) 1979-03-22
JPS5923349B2 (ja) 1984-06-01
JPS5256592A (en) 1977-05-10
NL7611642A (nl) 1977-04-26
IT1070276B (it) 1985-03-29
CH621143A5 (instruction) 1981-01-15
US4112226A (en) 1978-09-05
FR2328755A1 (fr) 1977-05-20
DE2647421C2 (de) 1984-03-08
AU1897776A (en) 1978-05-04
BR7607132A (pt) 1977-09-13
DE2647421A1 (de) 1977-04-28
FR2328755B1 (instruction) 1980-10-03
AR216450A1 (es) 1979-12-28
GB1550196A (en) 1979-08-08
ES452655A1 (es) 1977-12-01
CA1047036A (en) 1979-01-23

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