FR785792A - Process for preparing tanning agents - Google Patents

Process for preparing tanning agents

Info

Publication number
FR785792A
FR785792A FR785792DA FR785792A FR 785792 A FR785792 A FR 785792A FR 785792D A FR785792D A FR 785792DA FR 785792 A FR785792 A FR 785792A
Authority
FR
France
Prior art keywords
tanning agents
preparing
preparing tanning
agents
tanning
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie 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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR785792A publication Critical patent/FR785792A/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)
FR785792D 1934-02-17 1935-02-18 Process for preparing tanning agents Expired FR785792A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE785792X 1934-02-17

Publications (1)

Publication Number Publication Date
FR785792A true FR785792A (en) 1935-08-19

Family

ID=6698863

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785792D Expired FR785792A (en) 1934-02-17 1935-02-18 Process for preparing tanning agents

Country Status (1)

Country Link
FR (1) FR785792A (en)

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