IT1102088B - Procedimento pre produrre elastomeri poliuretanici - Google Patents

Procedimento pre produrre elastomeri poliuretanici

Info

Publication number
IT1102088B
IT1102088B IT49174/78A IT4917478A IT1102088B IT 1102088 B IT1102088 B IT 1102088B IT 49174/78 A IT49174/78 A IT 49174/78A IT 4917478 A IT4917478 A IT 4917478A IT 1102088 B IT1102088 B IT 1102088B
Authority
IT
Italy
Prior art keywords
production
polyurethane elastomers
elastomers
polyurethane
Prior art date
Application number
IT49174/78A
Other languages
English (en)
Other versions
IT7849174A0 (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 IT7849174A0 publication Critical patent/IT7849174A0/it
Application granted granted Critical
Publication of IT1102088B publication Critical patent/IT1102088B/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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3855—Low-molecular-weight compounds having heteroatoms other than oxygen having sulfur
    • 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
    • C08G18/0819—Manufacture of polymers containing ionic or ionogenic groups containing anionic or anionogenic groups
    • 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
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/38—Low-molecular-weight compounds having heteroatoms other than oxygen
    • C08G18/3819—Low-molecular-weight compounds having heteroatoms other than oxygen having nitrogen
    • C08G18/3821—Carboxylic acids; Esters thereof with monohydroxyl compounds
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0008—Foam properties flexible
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT49174/78A 1977-05-05 1978-05-03 Procedimento pre produrre elastomeri poliuretanici IT1102088B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2720166A DE2720166C2 (de) 1977-05-05 1977-05-05 Verfahren zur Herstellung von Polyurethanelastomeren

Publications (2)

Publication Number Publication Date
IT7849174A0 IT7849174A0 (it) 1978-05-03
IT1102088B true IT1102088B (it) 1985-10-07

Family

ID=6008128

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49174/78A IT1102088B (it) 1977-05-05 1978-05-03 Procedimento pre produrre elastomeri poliuretanici

Country Status (6)

Country Link
US (1) US4133943A (it)
BE (1) BE866717A (it)
DE (1) DE2720166C2 (it)
FR (1) FR2389648B1 (it)
GB (1) GB1578704A (it)
IT (1) IT1102088B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4222955A (en) * 1979-02-21 1980-09-16 The Goodyear Tire & Rubber Company 3,5-Diamino-4-tert.-alkylbenzonitriles
US4269945A (en) * 1980-01-24 1981-05-26 The Dow Chemical Company Reaction injection molded polyurethanes employing aliphatic amine chain extenders
US4296212A (en) * 1980-08-27 1981-10-20 The Upjohn Company Elastomeric polyurethane-polyurea polymer prepared from an organic polyisocyanate a polyol and an aromatic diamine having at least one of the ortho positions to each amine lower alkyl
US4495081A (en) * 1982-07-13 1985-01-22 The Dow Chemical Company Compositions containing polyether polyols and aliphatic primary amines
US4448939A (en) * 1982-07-30 1984-05-15 Air Products And Chemicals, Inc. Polyurethanes prepated using poly(silyldiamines)
US4530941A (en) * 1983-01-26 1985-07-23 The Dow Chemical Company Reaction injection molded polyurethanes employing high molecular weight polyols
US4642320A (en) * 1983-11-02 1987-02-10 The Dow Chemical Company Reaction injection molded polyureas employing high molecular weight amine-terminated polyethers
US4482690A (en) * 1984-02-09 1984-11-13 Air Products And Chemicals, Inc. Process for the production of polyurethane urea elastomers
US4556703A (en) * 1984-05-14 1985-12-03 American Cyanamid Company Low heat buildup polyurethane compositions and articles
US4786703A (en) * 1987-04-15 1988-11-22 Air Products And Chemicals, Inc. Process for the preparation of polyisocyanate prepolymers and polyurethanes having high temperature performance and low hysteresis
DE3713856A1 (de) * 1987-04-25 1988-11-17 Bayer Ag Sulfonsaeurearylesterhaltige aromatische diamine, ein verfahren zu ihrer herstellung sowie ihre verwendung bei der herstellung von polyurethankunststoffen
US5034426A (en) * 1987-07-20 1991-07-23 Air Products And Chemicals, Inc. Aromatic diamine catalytic chain extenders
US4908394A (en) * 1987-07-20 1990-03-13 Air Products And Chemicals, Inc. Diaminobenzoate catalytic chain extenders
US4937306A (en) * 1987-07-20 1990-06-26 Air Products And Chemicals, Inc. Aromatic diamine catalytic chain extenders
GB8909052D0 (en) * 1989-04-21 1989-06-07 Ici America Inc Structural molding compositions
JPH0372515A (ja) * 1989-05-10 1991-03-27 Asahi Glass Co Ltd 硬質フォームの製造法
DE19924089C1 (de) * 1999-05-26 2001-01-25 Bayer Ag Verfahren zur kontinuierlichen Herstellung von thermoplastisch verarbeitbaren Polyurethanen mit verbessertem Erweichungsverhalten
US20030212236A1 (en) * 2001-05-01 2003-11-13 Luigi Pellacani Process for producing polyurethane elastomer
CN117447674B (zh) * 2023-12-22 2024-04-09 万华化学集团股份有限公司 一种聚氨酯弹性体组合物、聚氨酯弹性体及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1495745C3 (de) * 1963-09-19 1978-06-01 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung wäßriger, emulgatorfreier Polyurethan-Latices
DE1570602A1 (de) * 1965-09-03 1969-08-14 Bayer Ag Verfahren zur Herstellung von waessrigen Polyurethan-Dispersionen
DE2003706C3 (de) * 1970-01-28 1980-06-12 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethan-Harnstoffelastomeren
DE1803635C3 (de) * 1968-10-17 1978-07-06 Bayer Ag, 5090 Leverkusen Estergruppenhaltige aromatische Diamine und Verfahren zur Herstellung von Polyurethanelastomeren
US3998871A (en) * 1969-07-14 1976-12-21 Minnesota Mining And Manufacturing Company Sulfonated isocyanate compositions
US3870684A (en) * 1970-04-29 1975-03-11 Bayer Ag Preparation of cross-linked particles of polyurethane or polyurea containing ionic groups
DE2025900C3 (de) * 1970-05-27 1979-10-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyurethanelastomeren
US4039514A (en) * 1972-09-15 1977-08-02 E. I. Du Pont De Nemours And Company Polyurethanes cured with derivatives of 2,4-diamino-benzamide

Also Published As

Publication number Publication date
DE2720166A1 (de) 1978-11-16
BE866717A (fr) 1978-11-06
GB1578704A (en) 1980-11-05
IT7849174A0 (it) 1978-05-03
FR2389648B1 (it) 1984-11-23
DE2720166C2 (de) 1985-09-19
FR2389648A1 (it) 1978-12-01
US4133943A (en) 1979-01-09

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