FR1439426A - Optical brightening process for fibrous materials - Google Patents

Optical brightening process for fibrous materials

Info

Publication number
FR1439426A
FR1439426A FR21358A FR21358A FR1439426A FR 1439426 A FR1439426 A FR 1439426A FR 21358 A FR21358 A FR 21358A FR 21358 A FR21358 A FR 21358A FR 1439426 A FR1439426 A FR 1439426A
Authority
FR
France
Prior art keywords
fibrous materials
optical brightening
brightening process
optical
fibrous
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
FR21358A
Other languages
French (fr)
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.)
Novartis AG
Original Assignee
JR 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.)
Filing date
Publication date
Priority claimed from CH799664A external-priority patent/CH415537A/en
Application filed by JR Geigy AG filed Critical JR Geigy AG
Priority to FR21358A priority Critical patent/FR1439426A/en
Application granted granted Critical
Publication of FR1439426A publication Critical patent/FR1439426A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B23/00—Methine or polymethine dyes, e.g. cyanine dyes
    • C09B23/02—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups
    • C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
    • 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
    • D06L4/671—Optical brightening assistants, e.g. enhancers or boosters

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR21358A 1964-06-18 1965-06-18 Optical brightening process for fibrous materials Expired FR1439426A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR21358A FR1439426A (en) 1964-06-18 1965-06-18 Optical brightening process for fibrous materials

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH799664A CH415537A (en) 1964-06-18 1964-06-18 Process for the optical brightening of textile fibers made from optionally esterified cellulose or from polyamide
FR21358A FR1439426A (en) 1964-06-18 1965-06-18 Optical brightening process for fibrous materials

Publications (1)

Publication Number Publication Date
FR1439426A true FR1439426A (en) 1966-05-20

Family

ID=25702574

Family Applications (1)

Application Number Title Priority Date Filing Date
FR21358A Expired FR1439426A (en) 1964-06-18 1965-06-18 Optical brightening process for fibrous materials

Country Status (1)

Country Link
FR (1) FR1439426A (en)

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