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BR9403865A - Tanning process for hides and skins supported by enzymes - Google Patents

Tanning process for hides and skins supported by enzymes

Info

Publication number
BR9403865A
BR9403865A BR9403865A BR9403865A BR9403865A BR 9403865 A BR9403865 A BR 9403865A BR 9403865 A BR9403865 A BR 9403865A BR 9403865 A BR9403865 A BR 9403865A BR 9403865 A BR9403865 A BR 9403865A
Authority
BR
Brazil
Prior art keywords
hides
enzymes
tanning process
skins
supported
Prior art date
Application number
BR9403865A
Other languages
Portuguese (pt)
Inventor
Alan Cecil
Jurgen Christner
Gertrud Wick
Original Assignee
Roehm Gmbh
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 Roehm Gmbh filed Critical Roehm Gmbh
Publication of BR9403865A publication Critical patent/BR9403865A/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
    • 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
    • C14C1/06—Facilitating unhairing, e.g. by painting, by liming
    • C14C1/065—Enzymatic unhairing
    • 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
    • C14C3/04—Mineral tanning

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)
  • Cosmetics (AREA)
  • Enzymes And Modification Thereof (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
BR9403865A 1993-09-27 1994-09-26 Tanning process for hides and skins supported by enzymes BR9403865A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4332785A DE4332785A1 (en) 1993-09-27 1993-09-27 Improved enzyme-assisted liming process

Publications (1)

Publication Number Publication Date
BR9403865A true BR9403865A (en) 1995-05-30

Family

ID=6498694

Family Applications (1)

Application Number Title Priority Date Filing Date
BR9403865A BR9403865A (en) 1993-09-27 1994-09-26 Tanning process for hides and skins supported by enzymes

Country Status (9)

Country Link
KR (1) KR950008695A (en)
AU (1) AU676600B2 (en)
BR (1) BR9403865A (en)
DE (1) DE4332785A1 (en)
ES (1) ES2076905B1 (en)
GB (1) GB2282148B (en)
IT (1) IT1267462B1 (en)
NZ (1) NZ264546A (en)
TW (1) TW394795B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10221152B4 (en) * 2002-05-13 2008-10-30 Schill + Seilacher Ag Process for producing clean pelts in the water workshop
WO2016159394A1 (en) * 2015-04-01 2016-10-06 University Of Nairobi New eco-friendly and clean method of processing hides and fish skins into leather using alkaline protease enzyme
CN105441602B (en) * 2015-12-23 2017-12-12 天津科技大学 Titanium salt and the method for zinc salt combination tanning are used after compound protease immersion

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES391930A1 (en) * 1970-12-03 1973-06-16 Roehm Gmbh Treatment of hides skins etc
ES421535A1 (en) * 1973-01-13 1976-06-16 Roehm Gmbh Method for preparing tannable pelts from animal skins and hides
DE2404789C3 (en) * 1974-02-01 1979-02-15 Roehm Gmbh, 6100 Darmstadt Process for the production of ready-to-tan pelts from animal hides and skins
DE2917376C2 (en) * 1979-04-28 1987-03-26 Röhm GmbH, 6100 Darmstadt Enzymatic process for hair extraction and simultaneous skin disintegration
DE2930342A1 (en) * 1979-07-26 1981-02-19 Roehm Gmbh IMPROVED METHOD FOR PRODUCING LEATHER
DE3802640A1 (en) * 1988-01-29 1989-08-03 Roehm Gmbh HAIR-RESERVED AASIS PROCEDURE
DE4220838A1 (en) * 1992-06-25 1994-01-05 Roehm Gmbh Process for the ashing of hides and skins

Also Published As

Publication number Publication date
AU7426494A (en) 1995-04-06
ES2076905B1 (en) 1996-08-16
GB2282148B (en) 1997-09-10
ITTO940747A1 (en) 1996-03-26
GB9419426D0 (en) 1994-11-09
GB2282148A (en) 1995-03-29
ES2076905A1 (en) 1995-11-01
NZ264546A (en) 1996-07-26
ITTO940747A0 (en) 1994-09-26
DE4332785A1 (en) 1995-03-30
KR950008695A (en) 1995-04-19
TW394795B (en) 2000-06-21
AU676600B2 (en) 1997-03-13
IT1267462B1 (en) 1997-02-05

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Legal Events

Date Code Title Description
EG Technical examination (opinion): publication of technical examination (opinion)
FF Decision: intention to grant
FG9A Patent or certificate of addition granted
B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 20A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2277 DE 26-08-2014 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.