ES472995A0 - Procedimiento para curtir piel en tripa con flotas acuosas - Google Patents

Procedimiento para curtir piel en tripa con flotas acuosas

Info

Publication number
ES472995A0
ES472995A0 ES472995A ES472995A ES472995A0 ES 472995 A0 ES472995 A0 ES 472995A0 ES 472995 A ES472995 A ES 472995A ES 472995 A ES472995 A ES 472995A ES 472995 A0 ES472995 A0 ES 472995A0
Authority
ES
Spain
Prior art keywords
guts
floats
aqueous
procedure
tanning skin
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
ES472995A
Other languages
English (en)
Other versions
ES8700676A1 (es
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.)
Bayer AG
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 ES8700676A1 publication Critical patent/ES8700676A1/es
Publication of ES472995A0 publication Critical patent/ES472995A0/es
Granted legal-status Critical Current

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)
ES472995A 1977-09-01 1978-08-31 Procedimiento para curtir piel en tripa con flotas acuosas Granted ES472995A0 (es)

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
ES8700676A1 ES8700676A1 (es) 1980-12-16
ES472995A0 true ES472995A0 (es) 1980-12-16

Family

ID=6017859

Family Applications (1)

Application Number Title Priority Date Filing Date
ES472995A Granted ES472995A0 (es) 1977-09-01 1978-08-31 Procedimiento para curtir piel en tripa con flotas acuosas

Country Status (7)

Country Link
US (1) US4187074A (es)
EP (1) EP0001067B1 (es)
JP (1) JPS5447800A (es)
CA (1) CA1108338A (es)
DE (2) DE2739378A1 (es)
ES (1) ES472995A0 (es)
IT (1) IT1106291B (es)

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 (es) * 1962-12-05
GB1053135A (es) * 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
JPS5447800A (en) 1979-04-14
IT7850905A0 (it) 1978-08-30
IT1106291B (it) 1985-11-11
DE2861454D1 (en) 1982-02-11
EP0001067A1 (de) 1979-03-21
ES8700676A1 (es) 1980-12-16
DE2739378A1 (de) 1979-03-15
EP0001067B1 (de) 1981-12-23
US4187074A (en) 1980-02-05
CA1108338A (en) 1981-09-01
JPS622000B2 (es) 1987-01-17

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