GB1363342A - Pulverulent mixture for tanning animal hides and leather - Google Patents

Pulverulent mixture for tanning animal hides and leather

Info

Publication number
GB1363342A
GB1363342A GB3188972A GB3188972A GB1363342A GB 1363342 A GB1363342 A GB 1363342A GB 3188972 A GB3188972 A GB 3188972A GB 3188972 A GB3188972 A GB 3188972A GB 1363342 A GB1363342 A GB 1363342A
Authority
GB
United Kingdom
Prior art keywords
tanning
adduct
chrome
parts
mixture
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
GB3188972A
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.)
Bayer AG
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of GB1363342A publication Critical patent/GB1363342A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C14SKINS; HIDES; PELTS; LEATHER
    • C14CCHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00Tanning; Compositions for tanning
    • C14C3/02Chemical tanning
    • C14C3/04Mineral tanning
    • C14C3/06Mineral tanning using chromium compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)

Abstract

1363342 Tanning mixture BAYER AG 7 July 1972 [8 July 1971] 31889/72 Heading C6C A pulverulent tanning mixture for addition to tanning liquors consists of a pulverulent chrome tanning agent, a chlorination product of a C 8 to C 24 paraffin containing 20 to 50 per cent by weight chlorine, and an adduct of 20 to 75 mols of ethylene oxide to 1 mol of an alkylphenol, aralkylphenol, or fatty alcohol, preferred proportions by weight being 100 parts of the chrome tanning agent, 5 to 25 parts of the chlorination product, and 1 to 15 parts of the adduct. Suitable chrome tanning agents, which may be mixed with acidbinding substances such as sodium bicarbonate, sodium carbonate, dolomite, calcium carbonate or sodium sulphite, are basic chromium-III sulphates and masked basic chromium-III salts. The adduct, which acts as a non-ionic emulsifier, may also contain a small quantity of propylene oxide. Anionic auxiliary emulsifiers such as paraffin-sulphonic acids or their salts may be used additionally. According to examples the tanning mixture may be added to a pickling solution of sodium chloride and sulphuric acid for cow pelts, or it may be used for retanning chrome-tanned calf hides which are subsequently processed into suede, or for retaining chrometanned hides which are subsequently processed into napa leather.
GB3188972A 1971-07-08 1972-07-07 Pulverulent mixture for tanning animal hides and leather Expired GB1363342A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2134070A DE2134070C3 (en) 1971-07-08 1971-07-08 Powdered mixtures for tanning animal hides or retanning leather

Publications (1)

Publication Number Publication Date
GB1363342A true GB1363342A (en) 1974-08-14

Family

ID=5813077

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3188972A Expired GB1363342A (en) 1971-07-08 1972-07-07 Pulverulent mixture for tanning animal hides and leather

Country Status (7)

Country Link
US (1) US3826610A (en)
BR (1) BR7204465D0 (en)
DE (1) DE2134070C3 (en)
ES (1) ES404642A1 (en)
FR (1) FR2145338A5 (en)
GB (1) GB1363342A (en)
IT (1) IT960956B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4208184A (en) * 1970-08-21 1980-06-17 Chemische Fabrik Stockhausen & Cie Dried pulverulent products
US3960481A (en) * 1972-09-27 1976-06-01 Thermanil Chemical Company, Incorporated Process for tanning leather
US3957426A (en) * 1973-03-08 1976-05-18 Henkel & Cie G.M.B.H. Fatty acid ester mixtures liquid at low temperatures and process
BR7405412D0 (en) * 1973-07-07 1975-03-25 Basf Ag PROCESS FOR OBTAINING CHROMO BASIC SHORT MATERIALS SOLUBLE IN COLD WATER
US4502859A (en) * 1983-04-11 1985-03-05 Rockmont Industries, Inc. Hide tanning composition and method of preparing same
DE3419405A1 (en) * 1984-05-24 1985-11-28 Henkel KGaA, 4000 Düsseldorf METHOD FOR PRODUCING LEATHER AND FURS
KR101853281B1 (en) 2012-04-20 2018-04-30 플루이드 이큅먼트 디벨롭먼트 컴패니, 엘엘씨 Reverse osmosis system with energy recovery devices
IN2014DE00085A (en) * 2014-01-13 2015-07-17 Council Scient Ind Res

Also Published As

Publication number Publication date
ES404642A1 (en) 1975-06-16
BR7204465D0 (en) 1973-05-24
FR2145338A5 (en) 1973-02-16
DE2134070C3 (en) 1975-09-25
DE2134070A1 (en) 1973-01-25
DE2134070B2 (en) 1975-02-13
IT960956B (en) 1973-11-30
US3826610A (en) 1974-07-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees