FR905003A - Synthetic tanning substances and their preparation process - Google Patents

Synthetic tanning substances and their preparation process

Info

Publication number
FR905003A
FR905003A FR905003DA FR905003A FR 905003 A FR905003 A FR 905003A FR 905003D A FR905003D A FR 905003DA FR 905003 A FR905003 A FR 905003A
Authority
FR
France
Prior art keywords
preparation process
synthetic tanning
tanning substances
substances
synthetic
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 FR905003A publication Critical patent/FR905003A/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)
FR905003D 1939-07-06 1944-06-12 Synthetic tanning substances and their preparation process Expired FR905003A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE905003X 1939-07-06

Publications (1)

Publication Number Publication Date
FR905003A true FR905003A (en) 1945-11-22

Family

ID=6862085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR905003D Expired FR905003A (en) 1939-07-06 1944-06-12 Synthetic tanning substances and their preparation process

Country Status (1)

Country Link
FR (1) FR905003A (en)

Similar Documents

Publication Publication Date Title
FR874398A (en) Dyes and their preparation process
FR863461A (en) Resinous composition and its preparation process
FR880433A (en) Condensation products and their preparation process
FR905003A (en) Synthetic tanning substances and their preparation process
FR869799A (en) emulsions and their preparation process
FR832963A (en) Molded objects and their preparation process
FR871893A (en) Mixed resins and their preparation process
FR876549A (en) Tanning substances and their preparation process
FR823546A (en) Cosmetics and its preparation process
FR853632A (en) Zeine and its preparation process
FR880168A (en) Tanning substances and process for their preparation
FR860317A (en) -amino-nitriles and their preparation process
FR889521A (en) Surface-active substances and their preparation process
FR874768A (en) Surface-active substances and their preparation process
FR875259A (en) Surface-active substances and their preparation process
FR902154A (en) Surface-active substances and their preparation process
FR854698A (en) Artificial resins and their preparation process
FR828972A (en) Primers and their preparation process
FR874522A (en) Diazoaryl-1-pyrazolone-5-sulfonic acids-4 and process for their preparation
FR755422A (en) Synthetic lacquers and their preparation process
FR870689A (en) Insecticides and their preparation process
FR884972A (en) emulsions and their preparation process
FR863462A (en) Resinous composition and its preparation process
BE438035A (en) Resinous composition and its preparation process
FR844225A (en) Amino alcohols and their preparation process