BE437601A - - Google Patents

Info

Publication number
BE437601A
BE437601A BE437601DA BE437601A BE 437601 A BE437601 A BE 437601A BE 437601D A BE437601D A BE 437601DA BE 437601 A BE437601 A BE 437601A
Authority
BE
Belgium
Prior art keywords
formaldehyde
phenols
parts
tanning substances
urea
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE437601A publication Critical patent/BE437601A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C14SKINS; HIDES; PELTS; LEATHER
    • C14CCHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00Tanning; Compositions for tanning
    • C14C3/02Chemical tanning
    • C14C3/08Chemical tanning by organic agents
    • C14C3/18Chemical tanning by organic agents using polycondensation products or precursors thereof
    • C14C3/20Chemical tanning by organic agents using polycondensation products or precursors thereof sulfonated

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
BE437601D BE437601A (en:Method)

Publications (1)

Publication Number Publication Date
BE437601A true BE437601A (en:Method)

Family

ID=96001

Family Applications (1)

Application Number Title Priority Date Filing Date
BE437601D BE437601A (en:Method)

Country Status (1)

Country Link
BE (1) BE437601A (en:Method)

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