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FR720712A - Process for the preparation of synthetic tanning substances - Google Patents

Process for the preparation of synthetic tanning substances

Info

Publication number
FR720712A
FR720712A FR720712DA FR720712A FR 720712 A FR720712 A FR 720712A FR 720712D A FR720712D A FR 720712DA FR 720712 A FR720712 A FR 720712A
Authority
FR
France
Prior art keywords
preparation
synthetic tanning
tanning substances
substances
synthetic
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.)
Progil SARL
Original Assignee
Progil SARL
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 Progil SARL filed Critical Progil SARL
Application granted granted Critical
Publication of FR720712A publication Critical patent/FR720712A/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)
FR720712D 1930-10-17 1930-10-17 Process for the preparation of synthetic tanning substances Expired FR720712A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR720712T 1930-10-17

Publications (1)

Publication Number Publication Date
FR720712A true FR720712A (en) 1932-02-23

Family

ID=9094415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR720712D Expired FR720712A (en) 1930-10-17 1930-10-17 Process for the preparation of synthetic tanning substances

Country Status (1)

Country Link
FR (1) FR720712A (en)

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