USB519377I5 - - Google Patents

Info

Publication number
USB519377I5
USB519377I5 US51937774A USB519377I5 US B519377 I5 USB519377 I5 US B519377I5 US 51937774 A US51937774 A US 51937774A US B519377 I5 USB519377 I5 US B519377I5
Authority
US
United States
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.)
Pending
Application number
Other languages
English (en)
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 DE19722263204 external-priority patent/DE2263204C3/de
Priority claimed from US427290A external-priority patent/US3880784A/en
Application filed filed Critical
Priority to US05/519,377 priority Critical patent/US3987223A/en
Publication of USB519377I5 publication Critical patent/USB519377I5/en
Application granted granted Critical
Publication of US3987223A publication Critical patent/US3987223A/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/09—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids
    • C08J3/091—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids characterised by the chemical constitution of the organic liquid
    • 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
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
    • 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
    • C14C11/00—Surface finishing of leather
    • C14C11/003—Surface finishing of leather using macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Paints Or Removers (AREA)
  • Polyurethanes Or Polyureas (AREA)
US05/519,377 1972-12-23 1974-10-30 Method of dressing leather Expired - Lifetime US3987223A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/519,377 US3987223A (en) 1972-12-23 1974-10-30 Method of dressing leather

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DT2263204 1972-12-23
DE19722263204 DE2263204C3 (de) 1972-12-23 1972-12-23 Lagerbeständige, freie Halbacetale enthaltende Lösungen von Düsocyanat-Polyadditionsprodukten
US427290A US3880784A (en) 1973-12-21 1973-12-21 Solutions of diisocyanate polyaddition products which contain free semiacetals and which are stable in storage
US05/519,377 US3987223A (en) 1972-12-23 1974-10-30 Method of dressing leather

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
US427290A Division US3880784A (en) 1972-12-23 1973-12-21 Solutions of diisocyanate polyaddition products which contain free semiacetals and which are stable in storage

Publications (2)

Publication Number Publication Date
USB519377I5 true USB519377I5 (nl) 1976-01-27
US3987223A US3987223A (en) 1976-10-19

Family

ID=27184921

Family Applications (1)

Application Number Title Priority Date Filing Date
US05/519,377 Expired - Lifetime US3987223A (en) 1972-12-23 1974-10-30 Method of dressing leather

Country Status (1)

Country Link
US (1) US3987223A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4374872A (en) * 1980-07-16 1983-02-22 Basf Aktiengesellschaft Casein coatings for leather insolubilized with alkoxy alkyl ureas
US4526913A (en) * 1984-01-13 1985-07-02 J. H. Diamond Company Dimer polymeric coating selectively strippable as cohesive film
US5061517A (en) * 1989-11-22 1991-10-29 Speer Lawrence L Brush-on finish for footwear and similar articles
US20050277989A1 (en) * 2004-03-03 2005-12-15 Alfred E. Mann Foundation For Scientific Research Layered deposition braze material
RU2685941C1 (ru) * 2019-01-18 2019-04-23 Акционерное общество "Хром" (АО "Хром") Способ отделки натуральных кож

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1063375B (de) * 1958-01-02 1959-08-13 Bayer Ag Verfahren zur Herstellung von hochmolekularen vernetzten Kunststoffen
US3142699A (en) * 1958-04-24 1964-07-28 Bayer Ag Urethane compounds and process therefor
FR1469203A (fr) * 1965-12-31 1967-02-10 Rhone Poulenc Sa Stabilisation de solutions de polymères polyuréthannes
US3551468A (en) * 1966-03-22 1970-12-29 Mobay Chemical Corp Stabilization of organic isocyanates
US3472802A (en) * 1966-11-23 1969-10-14 Inter Chem Corp Novel nitrocellulose flexographic printing inks
DE1816395B2 (de) * 1968-12-21 1975-10-30 Basf Ag, 6700 Ludwigshafen Verfahren zur Zurichtung von Leder oder synthetischem Lederaustauschmaterial

Also Published As

Publication number Publication date
US3987223A (en) 1976-10-19

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