FR842610A - Process for preparing tanning agents - Google Patents

Process for preparing tanning agents

Info

Publication number
FR842610A
FR842610A FR842610DA FR842610A FR 842610 A FR842610 A FR 842610A FR 842610D A FR842610D A FR 842610DA FR 842610 A FR842610 A FR 842610A
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 FR842610A publication Critical patent/FR842610A/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)
FR842610D 1937-08-26 1938-08-26 Process for preparing tanning agents Expired FR842610A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US842610XA 1937-08-26 1937-08-26

Publications (1)

Publication Number Publication Date
FR842610A true FR842610A (en) 1939-06-15

Family

ID=22183823

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842610D Expired FR842610A (en) 1937-08-26 1938-08-26 Process for preparing tanning agents

Country Status (1)

Country Link
FR (1) FR842610A (en)

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