DE58908425D1 - Haarerhaltendes Äscherverfahren. - Google Patents

Haarerhaltendes Äscherverfahren.

Info

Publication number
DE58908425D1
DE58908425D1 DE58908425T DE58908425T DE58908425D1 DE 58908425 D1 DE58908425 D1 DE 58908425D1 DE 58908425 T DE58908425 T DE 58908425T DE 58908425 T DE58908425 T DE 58908425T DE 58908425 D1 DE58908425 D1 DE 58908425D1
Authority
DE
Germany
Prior art keywords
hides
skins
hair
liquor
liming
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 - Fee Related
Application number
DE58908425T
Other languages
English (en)
Inventor
Juergen Dr Christner
Ernst Pfleiderer
Tilman Dr Taeger
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
Application granted granted Critical
Publication of DE58908425D1 publication Critical patent/DE58908425D1/de
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
    • C14C1/06—Facilitating unhairing, e.g. by painting, by liming

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Cosmetics (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Enzymes And Modification Thereof (AREA)
DE58908425T 1988-01-29 1989-01-23 Haarerhaltendes Äscherverfahren. Expired - Fee Related DE58908425D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3802640A DE3802640A1 (de) 1988-01-29 1988-01-29 Haarerhaltendes aescherverfahren

Publications (1)

Publication Number Publication Date
DE58908425D1 true DE58908425D1 (de) 1994-11-03

Family

ID=6346234

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3802640A Withdrawn DE3802640A1 (de) 1988-01-29 1988-01-29 Haarerhaltendes aescherverfahren
DE58908425T Expired - Fee Related DE58908425D1 (de) 1988-01-29 1989-01-23 Haarerhaltendes Äscherverfahren.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3802640A Withdrawn DE3802640A1 (de) 1988-01-29 1988-01-29 Haarerhaltendes aescherverfahren

Country Status (6)

Country Link
US (1) US4960428A (de)
EP (1) EP0326059B1 (de)
AT (1) ATE112322T1 (de)
BR (1) BR8900352A (de)
DE (2) DE3802640A1 (de)
ES (1) ES2061743T3 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5525509A (en) * 1991-03-26 1996-06-11 Rohm Gmbh Method for the enzymatic liming of skins and hides
US6063630A (en) * 1991-11-05 2000-05-16 Transkaryotic Therapies, Inc. Targeted introduction of DNA into primary or secondary cells and their use for gene therapy
NZ245015A (en) * 1991-11-05 1995-12-21 Transkaryotic Therapies Inc Delivery of human growth hormone through the administration of transfected cell lines encoding human growth hormone, which are physically protected from host immune response; the transfected cells and their production
DE4220838A1 (de) * 1992-06-25 1994-01-05 Roehm Gmbh Verfahren zum Äschern von Häuten und Fellen
DK113692D0 (de) * 1992-09-16 1992-09-16 Novo Nordisk As
US5435808A (en) * 1993-09-03 1995-07-25 Birko Corporation Hide raceway treatment and improved method of curing hides
DE4332785A1 (de) * 1993-09-27 1995-03-30 Roehm Gmbh Verbessertes enzymunterstütztes Äscherverfahren
MX9703669A (es) * 1994-12-21 1997-08-30 Novo Nordisk As Metodo para la depilacion de cueros o pieles por medio de enzimas.
US6708531B1 (en) * 2002-10-30 2004-03-23 Council Of Scientific And Industrial Research Ecofriendly bio-process for leather processing
US7013838B2 (en) * 2002-12-20 2006-03-21 Frank Jay Hague Bleached expanded pigskin and products
US6957554B2 (en) * 2003-11-18 2005-10-25 Council Of Scientific And Industrial Research Dehairing and fiber opening process for complete elimination of lime and sodium sulfide
US7670762B2 (en) * 2006-01-17 2010-03-02 Brennen Medical, Llc Biocompatible tissue graft material for implant and method of making
CN102505057B (zh) * 2011-10-21 2013-10-16 中国皮革和制鞋工业研究院 一种铬鞣废液的循环利用方法
CN103343172B (zh) * 2013-07-19 2015-04-08 四川大学 一种少硫酶助鳄鱼皮去鳞甲的方法
CN105603133B (zh) * 2015-12-23 2018-06-29 四川达威科技股份有限公司 一种原料皮脱毛方法
EP3425069B1 (de) * 2017-07-06 2020-04-15 Stahl International B.V. Entkälkungsverfahren
CN109593898B (zh) * 2019-01-18 2021-07-16 陕西科技大学 一种基于生物质基的具有反应活性的两性复鞣剂及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB922271A (en) * 1960-06-23 1963-03-27 Roehm & Haas Gmbh Improvements in or relating to the dehairing of hides and skins
DE2053016C3 (de) * 1970-10-29 1973-11-29 Roehm Gmbh, 6100 Darmstadt Verfahren zum Aschern von tierischen Fellen und Hauten oder zum Nachaschern enzymatisch enthaarter Bloßen
ES421535A1 (es) * 1973-01-13 1976-06-16 Roehm Gmbh Procedimiento para la preparacion de pellejos dispuestos para curtir a partir de cuero y pieles de origen animal.
DE2917376A1 (de) * 1979-04-28 1980-11-13 Roehm Gmbh Enzymatisches verfahren zur haargewinnung und zum gleichzeitigen hautaufschluss
DE2929844A1 (de) * 1979-07-23 1981-02-26 Roehm Gmbh Weichverfahren
DE2944461A1 (de) * 1979-11-03 1981-05-14 Röhm GmbH, 6100 Darmstadt Verfahren zum weichen von fellen und haeuten
DE3612791C2 (de) * 1986-04-16 1997-01-16 Roehm Gmbh Polymethacrylatformmasse mit hoher Wärmeformbeständigkeit und hoher thermischer Stabilität, Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung von Formkörpern
DE3617448A1 (de) * 1986-05-23 1987-11-26 Roehm Gmbh Enthaarung tierischer haeute im durchlaufverfahren

Also Published As

Publication number Publication date
BR8900352A (pt) 1989-09-19
ATE112322T1 (de) 1994-10-15
EP0326059A2 (de) 1989-08-02
EP0326059B1 (de) 1994-09-28
ES2061743T3 (es) 1994-12-16
DE3802640A1 (de) 1989-08-03
EP0326059A3 (de) 1991-03-27
US4960428A (en) 1990-10-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: ROEHM GMBH & CO. KG, 64293 DARMSTADT, DE

8327 Change in the person/name/address of the patent owner

Owner name: ROEHM GMBH, 64293 DARMSTADT, DE

8327 Change in the person/name/address of the patent owner

Owner name: EVONIK ROEHM GMBH, 64293 DARMSTADT, DE

8339 Ceased/non-payment of the annual fee