FR668139A - Process for the production of tanning condensation products - Google Patents

Process for the production of tanning condensation products

Info

Publication number
FR668139A
FR668139A FR668139DA FR668139A FR 668139 A FR668139 A FR 668139A FR 668139D A FR668139D A FR 668139DA FR 668139 A FR668139 A FR 668139A
Authority
FR
France
Prior art keywords
production
condensation products
tanning
tanning condensation
products
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 FR668139A publication Critical patent/FR668139A/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
FR668139D 1927-08-23 1928-08-18 Process for the production of tanning condensation products Expired FR668139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE668139X 1927-08-23

Publications (1)

Publication Number Publication Date
FR668139A true FR668139A (en) 1929-10-28

Family

ID=6590008

Family Applications (1)

Application Number Title Priority Date Filing Date
FR668139D Expired FR668139A (en) 1927-08-23 1928-08-18 Process for the production of tanning condensation products

Country Status (1)

Country Link
FR (1) FR668139A (en)

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