FR781835A - Process for preparing substances having a tanning action - Google Patents

Process for preparing substances having a tanning action

Info

Publication number
FR781835A
FR781835A FR781835DA FR781835A FR 781835 A FR781835 A FR 781835A FR 781835D A FR781835D A FR 781835DA FR 781835 A FR781835 A FR 781835A
Authority
FR
France
Prior art keywords
tanning action
preparing substances
substances
preparing
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 FR781835A publication Critical patent/FR781835A/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)
FR781835D 1933-11-30 1934-11-02 Process for preparing substances having a tanning action Expired FR781835A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE781835X 1933-11-30

Publications (1)

Publication Number Publication Date
FR781835A true FR781835A (en) 1935-05-22

Family

ID=6692533

Family Applications (1)

Application Number Title Priority Date Filing Date
FR781835D Expired FR781835A (en) 1933-11-30 1934-11-02 Process for preparing substances having a tanning action

Country Status (1)

Country Link
FR (1) FR781835A (en)

Similar Documents

Publication Publication Date Title
FR790262A (en) Process for preparing unsaturated nitriles
FR799017A (en) Process for chrome tanning
FR772852A (en) Process for preparing varnishes
FR784458A (en) Process for preparing anhydrides
FR781835A (en) Process for preparing substances having a tanning action
FR814853A (en) Process for preparing hydrocarbons
FR47372E (en) Process for preparing substances having a tanning action
FR782388A (en) Process for preparing interesting hydrocarbons
FR837861A (en) Process for tanning leathers
FR792589A (en) Process for preparing ceroid substances
FR804104A (en) Process for preparing synthetic tanning substances
FR812851A (en) Process for improving textiles
FR806086A (en) Process for finishing textiles
FR813521A (en) Process for preparing tanning substances
FR780976A (en) Process for dyeing leather
FR776027A (en) Process for preparing condensation products having a tanning action
FR823565A (en) Process for preparing synthetic tanning substances
FR780408A (en) Process for lining the skins
FR45391E (en) Process for dyeing leather
FR783217A (en) Process for producing waterproof coatings
FR781960A (en) Process for preparing amines
FR831060A (en) Process for preparing tanning substances
FR755871A (en) Process for dyeing furs
FR767164A (en) Process for making briquettes
FR774853A (en) Process for preparing methylamines