IT7850905A0 - Idrosolubili e procedimento per resine oligo-uretaniche cationiche trattare con esse pelli purgate e depilate nonche' cuoio - Google Patents

Idrosolubili e procedimento per resine oligo-uretaniche cationiche trattare con esse pelli purgate e depilate nonche' cuoio

Info

Publication number
IT7850905A0
IT7850905A0 IT7850905A IT5090578A IT7850905A0 IT 7850905 A0 IT7850905 A0 IT 7850905A0 IT 7850905 A IT7850905 A IT 7850905A IT 5090578 A IT5090578 A IT 5090578A IT 7850905 A0 IT7850905 A0 IT 7850905A0
Authority
IT
Italy
Prior art keywords
shaved
skins
purged
leather
treat
Prior art date
Application number
IT7850905A
Other languages
English (en)
Other versions
IT1106291B (it
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of IT7850905A0 publication Critical patent/IT7850905A0/it
Application granted granted Critical
Publication of IT1106291B publication Critical patent/IT1106291B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/83—Chemically modified polymers
    • C08G18/84—Chemically modified polymers by aldehydes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • 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
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/18—Chemical tanning by organic agents using polycondensation products or precursors thereof

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Treatment And Processing Of Natural Fur Or Leather (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Coloring (AREA)
IT50905/78A 1977-09-01 1978-08-30 Resine oligo-uretaniche cationiche idrosolubili e procedimento per trattare con esse pelli purgate e derilate nonche' cuoio IT1106291B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772739378 DE2739378A1 (de) 1977-09-01 1977-09-01 Wasserloesliche kationische oligourethan-harze und deren verwendung zur behandlung von bloesse oder leder

Publications (2)

Publication Number Publication Date
IT7850905A0 true IT7850905A0 (it) 1978-08-30
IT1106291B IT1106291B (it) 1985-11-11

Family

ID=6017859

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50905/78A IT1106291B (it) 1977-09-01 1978-08-30 Resine oligo-uretaniche cationiche idrosolubili e procedimento per trattare con esse pelli purgate e derilate nonche' cuoio

Country Status (7)

Country Link
US (1) US4187074A (it)
EP (1) EP0001067B1 (it)
JP (1) JPS5447800A (it)
CA (1) CA1108338A (it)
DE (2) DE2739378A1 (it)
ES (1) ES8700676A1 (it)
IT (1) IT1106291B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2930342A1 (de) * 1979-07-26 1981-02-19 Roehm Gmbh Verbessertes verfahren zur herstellung von leder
DE3031187A1 (de) * 1980-08-18 1982-04-08 Röhm GmbH, 6100 Darmstadt Behandlung von leder mit hydrophilen acrylatharzen
DE3525605A1 (de) * 1985-07-18 1987-01-22 Bayer Ag Lederbehandlungsmittel und ihre verwendung
DE19624821A1 (de) * 1996-06-21 1998-01-02 Bayer Ag Verfahren zur Gerbung von Leder
DE102006022842A1 (de) * 2006-05-16 2007-11-22 Wacker Chemie Ag Über Methylolgruppen vernetzbare Siliconpolymere
CN103421158B (zh) * 2013-08-06 2015-07-29 陕西科技大学 一种用于超细纤维合成革染色的固色增深剂的制备方法和应用方法
EP2853605A1 (en) * 2013-09-30 2015-04-01 Rhodia Poliamida E Especialidades Ltda Tanning process for obtaining leather
EP2853604A1 (en) * 2013-09-30 2015-04-01 Rhodia Poliamida E Especialidades Ltda Tanning process
EP4292699A1 (de) 2022-06-17 2023-12-20 Fluitec Invest AG Vorrichtung und verfahren zur durchführung einer nicht-selektiven chemischen reaktion

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE640789A (it) * 1962-12-05
GB1053135A (it) * 1963-03-13
DE1300275C2 (de) * 1964-01-10 1975-07-10 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von gegebenenfalls verschaeumten polyurethanen
US3674415A (en) * 1969-01-29 1972-07-04 Lucien Sellet Process of treating leather with alkoxylated mannich compositions,and optionally tanning agents,and products thereof
US4106897A (en) * 1974-04-04 1978-08-15 Bayer Aktiengesellschaft Leather tanning with oligourethanes
GB1495598A (en) 1974-04-04 1977-12-21 Bayer Ag Leather tanning with oligourethanes
GB1547958A (en) * 1975-03-06 1979-07-04 Iws Nominee Co Ltd Amphoteric polymers and process for their use
BR7606383A (pt) * 1975-09-26 1977-06-14 Bayer Ag Processo para a preparacao de poliuretanos

Also Published As

Publication number Publication date
ES472995A0 (es) 1980-12-16
ES8700676A1 (es) 1980-12-16
CA1108338A (en) 1981-09-01
JPS5447800A (en) 1979-04-14
DE2861454D1 (en) 1982-02-11
IT1106291B (it) 1985-11-11
DE2739378A1 (de) 1979-03-15
EP0001067A1 (de) 1979-03-21
JPS622000B2 (it) 1987-01-17
EP0001067B1 (de) 1981-12-23
US4187074A (en) 1980-02-05

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970819