BR0209303A - Processo para melhorar a maciez e/ou rendimento de área de couro - Google Patents

Processo para melhorar a maciez e/ou rendimento de área de couro

Info

Publication number
BR0209303A
BR0209303A BR0209303-0A BR0209303A BR0209303A BR 0209303 A BR0209303 A BR 0209303A BR 0209303 A BR0209303 A BR 0209303A BR 0209303 A BR0209303 A BR 0209303A
Authority
BR
Brazil
Prior art keywords
leather
softness
area yield
improving
improve softness
Prior art date
Application number
BR0209303-0A
Other languages
English (en)
Other versions
BR0209303B1 (pt
Inventor
Tony Covington
Original Assignee
Blc Laethersellers Res Ct Ltd
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
Priority claimed from GB0110695A external-priority patent/GB0110695D0/en
Application filed by Blc Laethersellers Res Ct Ltd filed Critical Blc Laethersellers Res Ct Ltd
Publication of BR0209303A publication Critical patent/BR0209303A/pt
Publication of BR0209303B1 publication Critical patent/BR0209303B1/pt

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

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

"PROCESSO PARA MELHORAR A MACIEZ E/OU O RENDIMENTO DE áREA DE COURO". A invenção refere-se às melhorias no processamento de peles de animais para formar couro e resulta em qualidade de couro melhorada, em termos de maciez, e rendimento de área notavelmente aumentado. De acordo com a presente invenção é proporcionado um processo para melhorar o rendimento de área e/ou a maciez de couro que compreende o tratamento de peles curtidas ao cromo (III) ou aldeído com uma composição de enzima que é uma mistura de pelo menos uma protease e pelo menos uma elastase. A invenção aplica-se particularmente, embora não exclusivamente, à produção de couro de vestuário e de couro de estofamento.
BRPI0209303-0A 2001-05-01 2002-04-26 processo para melhorar a maciez e/ou rendimento de área de couro. BR0209303B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0110695A GB0110695D0 (en) 2001-05-01 2001-05-01 Improvements in leather processing
DKPA200101798 2001-12-04
PCT/EP2002/004635 WO2002088397A1 (en) 2001-05-01 2002-04-26 Improvements in leather processing

Publications (2)

Publication Number Publication Date
BR0209303A true BR0209303A (pt) 2004-06-15
BR0209303B1 BR0209303B1 (pt) 2011-10-04

Family

ID=26069106

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0209303-0A BR0209303B1 (pt) 2001-05-01 2002-04-26 processo para melhorar a maciez e/ou rendimento de área de couro.

Country Status (12)

Country Link
EP (1) EP1386010B1 (pt)
KR (1) KR100871597B1 (pt)
CN (1) CN1273619C (pt)
AR (1) AR049240A1 (pt)
AT (1) ATE497024T1 (pt)
AU (1) AU2002308063B2 (pt)
BR (1) BR0209303B1 (pt)
DE (1) DE60239055D1 (pt)
MX (1) MXPA03009853A (pt)
NZ (1) NZ529172A (pt)
TR (1) TR200301830T2 (pt)
WO (1) WO2002088397A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101307368B (zh) * 2008-07-01 2012-03-21 中国科学院昆明动物研究所 用于制作亚洲象姿态标本的象皮处理方法
CN102002541B (zh) * 2010-05-24 2013-04-24 孟凡标 一种栲胶鞣毛革一体工艺
CN102827967A (zh) * 2012-09-14 2012-12-19 兴业皮革科技股份有限公司 一种增大皮革面积得率的方法
CN107619892A (zh) * 2016-07-15 2018-01-23 北京市纺织纤维检验所 一种稳定无铬皮革面积的处理方法
US20240117454A1 (en) 2019-10-30 2024-04-11 Kao Corporation Leather improving agent

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4035839A1 (de) * 1990-11-10 1992-05-14 Roehm Gmbh Protease als wirkenzym enthaltende, tensidfreie feste enzympraeparate
DE4439990A1 (de) 1994-11-09 1996-05-15 Bayer Ag Ledergerbstoffe und Stellmittel für Farstoffe
RU2096466C1 (ru) * 1996-06-25 1997-11-20 Центральный научно-исследовательский институт кожевенно-обувной промышленности Способ обработки кожевенного сырья
RU2114917C1 (ru) * 1996-07-16 1998-07-10 Татьяна Флавиановна Миронова Способ обработки шкурок кролика
US6340458B1 (en) * 1999-11-19 2002-01-22 Reva Amir Use of enzymes for skin expansion
JP4114046B2 (ja) * 2002-07-12 2008-07-09 川村通商株式会社 酵素脱毛処理剤および酵素脱毛法

Also Published As

Publication number Publication date
KR100871597B1 (ko) 2008-12-02
MXPA03009853A (es) 2004-12-06
CN1505686A (zh) 2004-06-16
EP1386010B1 (en) 2011-01-26
ATE497024T1 (de) 2011-02-15
DE60239055D1 (de) 2011-03-10
TR200301830T2 (tr) 2004-12-21
KR20040015233A (ko) 2004-02-18
WO2002088397A1 (en) 2002-11-07
AU2002308063B2 (en) 2007-10-25
BR0209303B1 (pt) 2011-10-04
EP1386010A1 (en) 2004-02-04
CN1273619C (zh) 2006-09-06
NZ529172A (en) 2005-09-30
AR049240A1 (es) 2006-07-12

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 26/04/2002, OBSERVADAS AS CONDICOES LEGAIS.

B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 26.04.2022