BR9800980A - Composition, aqueous formulation and process for pickling raw hides, processes for preparing the composition and aqueous formulation and applying them. - Google Patents

Composition, aqueous formulation and process for pickling raw hides, processes for preparing the composition and aqueous formulation and applying them.

Info

Publication number
BR9800980A
BR9800980A BR9800980A BR9800980A BR9800980A BR 9800980 A BR9800980 A BR 9800980A BR 9800980 A BR9800980 A BR 9800980A BR 9800980 A BR9800980 A BR 9800980A BR 9800980 A BR9800980 A BR 9800980A
Authority
BR
Brazil
Prior art keywords
composition
aqueous formulation
processes
naphthalene
raw hides
Prior art date
Application number
BR9800980A
Other languages
Portuguese (pt)
Inventor
Gerhard Wolf
George Igl
Adolf Stuebinger
Jurgen Werner
Lucas Julio Adams
Gerd Manfred Subklew
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of BR9800980A publication Critical patent/BR9800980A/en

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
    • C14C1/00—Chemical treatment prior to tanning
    • C14C1/08—Deliming; Bating; Pickling; Degreasing

Landscapes

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

Abstract

''COMPOSIçãO, FORMULAçãO AQUOSA E PROCESSO PARA PIQUELAGEM DE COUROS CRUS, PROCESSOS PARA PREPARAçãO DA COMSIISçãO E DA FORMULAçãO AQUOSA E APLICAçãO DAS MESMAS''. A composição para piquelagem de couros, á base de ácidos naftaleno- e/ou alquilnaftaleno sulfónicos encerra, cada, pelo menos um ácido naftaleno- e/ou alquinaftaleno monossulfónico, um ácido naftaleno- e/ou alquilnaftaleno dissulfónico e um ácido naftaleno- e/ou alquilnaftaleno trissiulfónico. Na sua aplicação opera-se de modo que os couros crus são tratados com um banho aquoso de piquelagem que encerra 10% a 20% em peso, em relação ao peso dos couros crus, da dita composição'' COMPOSITION, WATER FORMULATION AND PROCESS FOR PIQUELAGE OF RAW LEATHER, PROCESSES FOR PREPARATION OF THE COMSIISION AND WATER FORMULATION AND APPLICATION OF THE SAME ''. The leather pickling composition, based on naphthalene- and / or alkylnaphthalene sulfonic acids, each contains at least one monosulfonic naphthalene- and / or alkynaphthalene acid, a naphthalene- and / or alkylnaphthalene disulfonic acid and a naphthalene- and / or or trisulphonic alkylnaphthalene. In its application, it is operated in such a way that the raw hides are treated with an aqueous pickling bath containing 10% to 20% by weight, in relation to the weight of the raw hides, of the said composition

BR9800980A 1997-03-27 1998-03-26 Composition, aqueous formulation and process for pickling raw hides, processes for preparing the composition and aqueous formulation and applying them. BR9800980A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1997113112 DE19713112A1 (en) 1997-03-27 1997-03-27 Use of (alkyl)naphthalene-sulphonic, -di:sulphonic and tri:sulphonic acids for pickling unhaired hide

Publications (1)

Publication Number Publication Date
BR9800980A true BR9800980A (en) 1999-09-28

Family

ID=7824929

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9800980A BR9800980A (en) 1997-03-27 1998-03-26 Composition, aqueous formulation and process for pickling raw hides, processes for preparing the composition and aqueous formulation and applying them.

Country Status (2)

Country Link
BR (1) BR9800980A (en)
DE (1) DE19713112A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004050879A1 (en) * 2004-10-18 2006-04-20 Basf Ag Process for the production of leather and suitable compounds

Also Published As

Publication number Publication date
DE19713112A1 (en) 1998-10-01

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Legal Events

Date Code Title Description
B06A Notification to applicant to reply to the report for non-patentability or inadequacy of the application according art. 36 industrial patent law
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements