FR824794A - Process for preparing synthetic tanning agents - Google Patents

Process for preparing synthetic tanning agents

Info

Publication number
FR824794A
FR824794A FR824794DA FR824794A FR 824794 A FR824794 A FR 824794A FR 824794D A FR824794D A FR 824794DA FR 824794 A FR824794 A FR 824794A
Authority
FR
France
Prior art keywords
tanning agents
preparing synthetic
synthetic tanning
preparing
agents
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 FR824794A publication Critical patent/FR824794A/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)
FR824794D 1936-08-15 1937-07-24 Process for preparing synthetic tanning agents Expired FR824794A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE824794X 1936-08-15

Publications (1)

Publication Number Publication Date
FR824794A true FR824794A (en) 1938-02-16

Family

ID=6747362

Family Applications (1)

Application Number Title Priority Date Filing Date
FR824794D Expired FR824794A (en) 1936-08-15 1937-07-24 Process for preparing synthetic tanning agents

Country Status (1)

Country Link
FR (1) FR824794A (en)

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