ES477658A1 - Procedimiento para la obtencion de blanqueadores opticos. - Google Patents

Procedimiento para la obtencion de blanqueadores opticos.

Info

Publication number
ES477658A1
ES477658A1 ES477658A ES477658A ES477658A1 ES 477658 A1 ES477658 A1 ES 477658A1 ES 477658 A ES477658 A ES 477658A ES 477658 A ES477658 A ES 477658A ES 477658 A1 ES477658 A1 ES 477658A1
Authority
ES
Spain
Prior art keywords
coating compositions
whitening
composition
paper coating
brightening agents
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.)
Expired
Application number
ES477658A
Other languages
English (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.)
Bayer AG
Original Assignee
Bayer 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
Priority claimed from DE19782806195 external-priority patent/DE2806195A1/de
Priority claimed from DE19782806194 external-priority patent/DE2806194A1/de
Application filed by Bayer AG filed Critical Bayer AG
Publication of ES477658A1 publication Critical patent/ES477658A1/es
Expired legal-status Critical Current

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
    • D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
    • D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
    • 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

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Paper (AREA)
  • Paints Or Removers (AREA)

Abstract

Procedimiento para la obtención de blanqueadores ópticos, caracterizado porque comprende combinar blanqueadores de dispersión o aniónicos con agua, líquidos orgánicos, que tengan un punto de ebullición no superior a 150ºC y que no sean totalmente miscibles con agua, y con un facilitador de la disolución, a una temperatura comprendida entre 10 y 150ºC y preferentemente comprendida entre 80 y 120ºC, hasta la formación de un sistema monofásica, miscible con agua a todas las proporciones.
ES477658A 1978-02-14 1979-02-13 Procedimiento para la obtencion de blanqueadores opticos. Expired ES477658A1 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19782806195 DE2806195A1 (de) 1978-02-14 1978-02-14 Beschichtungszusammensetzung
DE19782806194 DE2806194A1 (de) 1978-02-14 1978-02-14 Beschichtungszusammensetzung

Publications (1)

Publication Number Publication Date
ES477658A1 true ES477658A1 (es) 1980-01-01

Family

ID=25773828

Family Applications (1)

Application Number Title Priority Date Filing Date
ES477658A Expired ES477658A1 (es) 1978-02-14 1979-02-13 Procedimiento para la obtencion de blanqueadores opticos.

Country Status (6)

Country Link
EP (1) EP0003568B1 (es)
JP (1) JPS54117383A (es)
BR (1) BR7900871A (es)
DE (1) DE2962980D1 (es)
ES (1) ES477658A1 (es)
FI (1) FI790457A7 (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003070869A1 (en) * 2002-02-25 2003-08-28 Ciba Specialty Chemicals Holding Inc. Process for the treatment of textile fibre materials
EP1778917A1 (en) * 2004-08-12 2007-05-02 Ciba SC Holding AG Fluorescent pigments for coating compositions
EP4079875A4 (en) 2020-05-18 2023-06-14 JFE Steel Corporation SEAMLESS STAINLESS STEEL PIPE FOR OIL WELL AND METHOD OF MANUFACTURE THEREOF

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2915472A (en) * 1956-01-09 1959-12-01 Pressner Samuel Brightening compositions
DE2152969B2 (de) * 1971-10-23 1975-04-10 Bayer Ag, 5090 Leverkusen Mittel und Verfahren zum Weißtönen von Fasermaterialien

Also Published As

Publication number Publication date
FI790457A7 (fi) 1979-08-15
JPS54117383A (en) 1979-09-12
BR7900871A (pt) 1979-09-04
EP0003568B1 (de) 1982-06-02
EP0003568A1 (de) 1979-08-22
DE2962980D1 (en) 1982-07-22

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