FR576758A - Process for the preparation of tanning substances - Google Patents

Process for the preparation of tanning substances

Info

Publication number
FR576758A
FR576758A FR576758DA FR576758A FR 576758 A FR576758 A FR 576758A FR 576758D A FR576758D A FR 576758DA FR 576758 A FR576758 A FR 576758A
Authority
FR
France
Prior art keywords
preparation
tanning substances
tanning
substances
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
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.)
Hoechst AG
Original Assignee
Hoechst AG
Farbwerke 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, Farbwerke Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of FR576758A publication Critical patent/FR576758A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof
    • C14C3/20—Chemical 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)
FR576758D 1923-02-07 1924-02-06 Process for the preparation of tanning substances Expired FR576758A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE576758X 1923-02-07

Publications (1)

Publication Number Publication Date
FR576758A true FR576758A (en) 1924-08-26

Family

ID=6570034

Family Applications (1)

Application Number Title Priority Date Filing Date
FR576758D Expired FR576758A (en) 1923-02-07 1924-02-06 Process for the preparation of tanning substances

Country Status (1)

Country Link
FR (1) FR576758A (en)

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