EP2305839A3 - Mixture containing hollow microspheres and softening retanning agent, its use for retanning leather - Google Patents

Mixture containing hollow microspheres and softening retanning agent, its use for retanning leather Download PDF

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Publication number
EP2305839A3
EP2305839A3 EP10197154A EP10197154A EP2305839A3 EP 2305839 A3 EP2305839 A3 EP 2305839A3 EP 10197154 A EP10197154 A EP 10197154A EP 10197154 A EP10197154 A EP 10197154A EP 2305839 A3 EP2305839 A3 EP 2305839A3
Authority
EP
European Patent Office
Prior art keywords
retanning
hollow microspheres
mixture containing
softening
leather
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.)
Withdrawn
Application number
EP10197154A
Other languages
German (de)
French (fr)
Other versions
EP2305839A2 (en
Inventor
Otto VORLÄNDER
Werner Zeyen
Jürgen REINERS
Dietrich Tegtmeyer
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.)
Lanxess Deutschland GmbH
Original Assignee
Lanxess Deutschland 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
Priority claimed from DE200610048044 external-priority patent/DE102006048044A1/en
Priority claimed from DE200710011555 external-priority patent/DE102007011555A1/en
Application filed by Lanxess Deutschland GmbH filed Critical Lanxess Deutschland GmbH
Publication of EP2305839A2 publication Critical patent/EP2305839A2/en
Publication of EP2305839A3 publication Critical patent/EP2305839A3/en
Withdrawn legal-status Critical Current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
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/30—Chemical tanning using physical means combined with chemical means
    • 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
    • C14C3/06—Mineral tanning using chromium compounds
    • 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
    • C14C3/28—Multi-step processes
    • 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
    • C14C9/00—Impregnating leather for preserving, waterproofing, making resistant to heat or similar purposes

Abstract

Mischung, enthaltend
c) Mikrohohlkugeln, die eine Flüssigkeit mit einem Siedepunkt bei Normaldruck von kleiner 60 °C enthalten, und
d) einen weichmachenden Nachgerbstoff auf Basis von Polyamidcarbonsäuren oder auf Basis von Estern von Polycarbonsäuren und linearen oder verzweigten Polyetherpolyolen
und Verwendung dieser Mischung zum Nachgerben von Ledern.Mixture containing
c) hollow microspheres containing a liquid having a boiling point at normal pressure of less than 60 ° C, and
d) a softening retanning agent based on polyamide carboxylic acids or based on esters of polycarboxylic acids and linear or branched polyether polyols
and using this mixture to retannage leathers.

EP10197154A 2006-10-11 2007-09-17 Mixture containing hollow microspheres and softening retanning agent, its use for retanning leather Withdrawn EP2305839A3 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE200610048044 DE102006048044A1 (en) 2006-10-11 2006-10-11 Method for retanning leather, useful e.g. as split leather, comprises treating tanned leather in aqueous fleet in presence of micro-hollow spheres filled with propellant, drying the leather and treating with hot water or infrared radiation
DE200710011555 DE102007011555A1 (en) 2007-03-09 2007-03-09 Retanning leather, useful in e.g. auto and glove, comprises treating tanned leather in aqueous liquor in the presence of hollow micro spheres filled with blowing agent, drying the obtained leather and treating with infrared radiation
EP07820267A EP2079853B1 (en) 2006-10-11 2007-09-17 Process for retanning leather with hollow microspheres

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
EP07820267.8 Division 2007-09-17

Publications (2)

Publication Number Publication Date
EP2305839A2 EP2305839A2 (en) 2011-04-06
EP2305839A3 true EP2305839A3 (en) 2012-05-30

Family

ID=38747972

Family Applications (2)

Application Number Title Priority Date Filing Date
EP10197154A Withdrawn EP2305839A3 (en) 2006-10-11 2007-09-17 Mixture containing hollow microspheres and softening retanning agent, its use for retanning leather
EP07820267A Not-in-force EP2079853B1 (en) 2006-10-11 2007-09-17 Process for retanning leather with hollow microspheres

Family Applications After (1)

Application Number Title Priority Date Filing Date
EP07820267A Not-in-force EP2079853B1 (en) 2006-10-11 2007-09-17 Process for retanning leather with hollow microspheres

Country Status (8)

Country Link
US (1) US20090205142A1 (en)
EP (2) EP2305839A3 (en)
KR (1) KR20090063177A (en)
AR (1) AR063184A1 (en)
AT (1) ATE513062T1 (en)
BR (1) BRPI0706204A2 (en)
TW (1) TW200837198A (en)
WO (1) WO2008043643A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102702982A (en) * 2012-05-24 2012-10-03 浙江东化实业有限公司 Full grain leather polishing mending cream
US8507102B1 (en) * 2012-08-07 2013-08-13 Fownes Brothers & Co., Inc. Conductive leather materials and methods for making the same
GB201306607D0 (en) * 2013-04-11 2013-05-29 Xeros Ltd Method for treating an animal substrate
EP2829617A1 (en) 2013-07-26 2015-01-28 TFL Ledertechnik GmbH Process for retanning leather
GB201417487D0 (en) 2014-10-03 2014-11-19 Xeros Ltd Method for treating an animal substrate
GB201418006D0 (en) 2014-10-10 2014-11-26 Xeros Ltd Animal skin substrate treatment apparatus and method
GB201418007D0 (en) 2014-10-10 2014-11-26 Xeros Ltd Animal skin substrate Treatment apparatus and method
US10221519B2 (en) 2014-12-10 2019-03-05 Fownes Brothers & Co., Inc. Water-repellant conductive fabrics and methods for making the same
KR102007677B1 (en) * 2018-08-09 2019-08-06 (주)위너스 Method of manufacturing a high durable and heat-insulating leather
KR102139536B1 (en) * 2019-05-10 2020-07-29 주식회사 노비아레텍 Method of manufacturing a expandable grain leather with the light weight
IT202000025414A1 (en) 2020-10-27 2022-04-27 Ermes Nori PROCESS IN TEMPERATURE AND HUMIDITY FOR THE RECOVERY OF OVER-DRIED ANIMAL SKINS

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368609A (en) * 1990-10-30 1994-11-29 Henkel Kommanditgesellschaft Auf Aktien Softening filler for leather
US6179879B1 (en) * 1999-03-24 2001-01-30 Acushnet Company Leather impregnated with temperature stabilizing material and method for producing such leather
EP1279746A1 (en) * 2001-12-21 2003-01-29 AKZO Nobel N.V. Process for preparation of leather
DE202006005330U1 (en) * 2006-02-20 2006-06-08 Schaefer, Philipp Device for applying a coating to at least one side of a leather, and coated leather produced by means of such a device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10218076B4 (en) 2002-04-23 2006-03-30 Philipp Schaefer Process for producing a leather

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5368609A (en) * 1990-10-30 1994-11-29 Henkel Kommanditgesellschaft Auf Aktien Softening filler for leather
US6179879B1 (en) * 1999-03-24 2001-01-30 Acushnet Company Leather impregnated with temperature stabilizing material and method for producing such leather
EP1279746A1 (en) * 2001-12-21 2003-01-29 AKZO Nobel N.V. Process for preparation of leather
DE202006005330U1 (en) * 2006-02-20 2006-06-08 Schaefer, Philipp Device for applying a coating to at least one side of a leather, and coated leather produced by means of such a device

Also Published As

Publication number Publication date
TW200837198A (en) 2008-09-16
EP2305839A2 (en) 2011-04-06
BRPI0706204A2 (en) 2011-03-22
US20090205142A1 (en) 2009-08-20
EP2079853A1 (en) 2009-07-22
EP2079853B1 (en) 2011-06-15
WO2008043643A1 (en) 2008-04-17
ATE513062T1 (en) 2011-07-15
AR063184A1 (en) 2008-12-30
KR20090063177A (en) 2009-06-17

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