ES2076905A1 - Procedimiento mejorado de encalado con la ayuda de encimas. - Google Patents

Procedimiento mejorado de encalado con la ayuda de encimas.

Info

Publication number
ES2076905A1
ES2076905A1 ES09402014A ES9402014A ES2076905A1 ES 2076905 A1 ES2076905 A1 ES 2076905A1 ES 09402014 A ES09402014 A ES 09402014A ES 9402014 A ES9402014 A ES 9402014A ES 2076905 A1 ES2076905 A1 ES 2076905A1
Authority
ES
Spain
Prior art keywords
hides
nec
liming
enzymatically
aided
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.)
Granted
Application number
ES09402014A
Other languages
English (en)
Other versions
ES2076905B1 (es
Inventor
Alan Cecil
Jurgen Christner
Gertrud Wick
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.)
Roehm GmbH Darmstadt
Original Assignee
Roehm GmbH Darmstadt
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 Darmstadt filed Critical Roehm GmbH Darmstadt
Publication of ES2076905A1 publication Critical patent/ES2076905A1/es
Application granted granted Critical
Publication of ES2076905B1 publication Critical patent/ES2076905B1/es
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Cosmetics (AREA)
  • Enzymes And Modification Thereof (AREA)

Abstract

LA INVENCION SE REFIERE A UN PROCEDIMIENTO DE ENCALADO, CON LA AYUDA DE ENZIMAS, DE CUEROS Y PIELES EN UN BAÑO ACUOSO-ALCALINO CON UTILIZACION DE PROTEASAS EN UN PRINCIPIO HABITUALES COMO ENZIMAS DE ENCALADO EN EL DESARROLLO DE PROCEDIMIENTOS EN EL TALLER DE AGUA, EN DONDE LAS ENZIMAS DE ENCALADO AE SE DEJAN ACTUAR SOBRE LOS CUEROS Y LAS PIELES DURANTE COMO MAXIMO 3 Y 6 HORAS EN UNA CONCENTRACION DE APLICACION DE AL MENOS ENTRE 2 NEC Y 5 NEC, REPRESENTANDO NEC LA CONCENTRACION ENZIMATICA HABITUAL DEL ESTADO DE LA TECNICA, EN UN BAÑO ACUOSO ALCALINO EN LA ZONA PH DE 9-14, EN DONDE BAJO LA ACCION DE LOS SISTEMAS DE ENCALADO AE SE ELIMINA UNA GRAN PARTE DE LOS FOSFOLIPIDOS CONTENIDOS EN LA CAPA DE LA FLOR Y A CONTINUACION SE EVACUA EL BAÑO, DESPUES DE LO CUAL SE REALIZA LA DISGREGACION SUBSIGUIENTE DE LA PIEL CON UN BAÑO SEPARADO.
ES09402014A 1993-09-27 1994-09-26 Procedimiento mejorado de encalado con la ayuda de encimas. Expired - Fee Related ES2076905B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4332785A DE4332785A1 (de) 1993-09-27 1993-09-27 Verbessertes enzymunterstütztes Äscherverfahren

Publications (2)

Publication Number Publication Date
ES2076905A1 true ES2076905A1 (es) 1995-11-01
ES2076905B1 ES2076905B1 (es) 1996-08-16

Family

ID=6498694

Family Applications (1)

Application Number Title Priority Date Filing Date
ES09402014A Expired - Fee Related ES2076905B1 (es) 1993-09-27 1994-09-26 Procedimiento mejorado de encalado con la ayuda de encimas.

Country Status (9)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10221152B4 (de) * 2002-05-13 2008-10-30 Schill + Seilacher Ag Verfahren zur Herstellung sauberer Blößen in der Wasserwerkstatt
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 (zh) * 2015-12-23 2017-12-12 天津科技大学 复合蛋白酶浸水后使用钛盐和锌盐结合鞣制的方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1359867A (en) * 1970-12-03 1974-07-10 Roehm Gmbh Treatment of hides skins etc
US3966551A (en) * 1974-02-01 1976-06-29 Rohm Gmbh Method for preparing tannable pelts from animal skins and hides
GB1450231A (en) * 1973-01-13 1976-09-22 Roehm Gmbh Chemical treatment of hides
US4294087A (en) * 1979-04-28 1981-10-13 Rohm Gmbh Enzymatic method for hair recovery with concurrent opening of hide structure
US4398911A (en) * 1979-07-26 1983-08-16 Rohm Gmbh Tanning method
US4960428A (en) * 1988-01-29 1990-10-02 Rohm Gmbh Method for liming skins and hides

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220838A1 (de) * 1992-06-25 1994-01-05 Roehm Gmbh Verfahren zum Äschern von Häuten und Fellen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1359867A (en) * 1970-12-03 1974-07-10 Roehm Gmbh Treatment of hides skins etc
GB1450231A (en) * 1973-01-13 1976-09-22 Roehm Gmbh Chemical treatment of hides
US3966551A (en) * 1974-02-01 1976-06-29 Rohm Gmbh Method for preparing tannable pelts from animal skins and hides
GB1450232A (en) * 1974-02-01 1976-09-22 Roehm Gmbh Treatment of hides
US4294087A (en) * 1979-04-28 1981-10-13 Rohm Gmbh Enzymatic method for hair recovery with concurrent opening of hide structure
US4398911A (en) * 1979-07-26 1983-08-16 Rohm Gmbh Tanning method
US4443221A (en) * 1979-07-26 1984-04-17 Rohm Gmbh Tanning method
US4960428A (en) * 1988-01-29 1990-10-02 Rohm Gmbh Method for liming skins and hides

Also Published As

Publication number Publication date
DE4332785A1 (de) 1995-03-30
NZ264546A (en) 1996-07-26
ITTO940747A0 (it) 1994-09-26
TW394795B (en) 2000-06-21
AU676600B2 (en) 1997-03-13
GB2282148A (en) 1995-03-29
AU7426494A (en) 1995-04-06
BR9403865A (pt) 1995-05-30
ITTO940747A1 (it) 1996-03-26
KR950008695A (ko) 1995-04-19
IT1267462B1 (it) 1997-02-05
GB9419426D0 (en) 1994-11-09
GB2282148B (en) 1997-09-10
ES2076905B1 (es) 1996-08-16

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