FR830266A - Tanning agents and process for preparing such products - Google Patents

Tanning agents and process for preparing such products

Info

Publication number
FR830266A
FR830266A FR830266DA FR830266A FR 830266 A FR830266 A FR 830266A FR 830266D A FR830266D A FR 830266DA FR 830266 A FR830266 A FR 830266A
Authority
FR
France
Prior art keywords
preparing
products
tanning agents
tanning
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 FR830266A publication Critical patent/FR830266A/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)
FR830266D 1936-12-02 1937-12-02 Tanning agents and process for preparing such products Expired FR830266A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE830266X 1936-12-02

Publications (1)

Publication Number Publication Date
FR830266A true FR830266A (en) 1938-07-25

Family

ID=6749525

Family Applications (1)

Application Number Title Priority Date Filing Date
FR830266D Expired FR830266A (en) 1936-12-02 1937-12-02 Tanning agents and process for preparing such products

Country Status (1)

Country Link
FR (1) FR830266A (en)

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