ES2036158T1 - Un procedimiento para moldeo de poliuretano elastomerico micromolecular. - Google Patents

Un procedimiento para moldeo de poliuretano elastomerico micromolecular.

Info

Publication number
ES2036158T1
ES2036158T1 ES199191916568T ES91916568T ES2036158T1 ES 2036158 T1 ES2036158 T1 ES 2036158T1 ES 199191916568 T ES199191916568 T ES 199191916568T ES 91916568 T ES91916568 T ES 91916568T ES 2036158 T1 ES2036158 T1 ES 2036158T1
Authority
ES
Spain
Prior art keywords
molding
micromolecular
procedure
elastomeric polyurethane
polyurethane
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.)
Pending
Application number
ES199191916568T
Other languages
English (en)
Inventor
Maurizio Spagnoli
Elio Scarnato
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.)
Chimica Organica Industriale Milanese SpA COIM
Original Assignee
Chimica Organica Industriale Milanese SpA COIM
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 Chimica Organica Industriale Milanese SpA COIM filed Critical Chimica Organica Industriale Milanese SpA COIM
Publication of ES2036158T1 publication Critical patent/ES2036158T1/es
Pending 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
    • C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
    • C08G18/425—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids the polyols containing one or two ether 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
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • 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
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4236—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups
    • C08G18/4238—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols
    • C08G18/4241—Polycondensates having carboxylic or carbonic ester groups in the main chain containing only aliphatic groups derived from dicarboxylic acids and dialcohols from dicarboxylic acids and dialcohols in combination with polycarboxylic acids and/or polyhydroxy compounds which are at least trifunctional
    • 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
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/0066—≥ 150kg/m3
    • 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)
  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

SE DESCRIBE UN PROCESO NUEVO Y PARTICULARMENTE FLEXIBLE DE MOLDEAR ARTICULOS DE POLIURETANO ELASTOMERICO MICROCELULAR. ADEMAS SE DESCRIBE LA PREPARACION DE POLIURETANOS ELASTOMERICOS MICROCELULARES ESPECIALMENTE ADECUADOS PARA DICHO PROCESO DE MOLDEADO. EL PROCESO QUE DESCRIBE EL INVENTO ES PARTICULARMENTE ADECUADO PARA AUTOMATIZARSE POR MEDIO DE UN PROCESADOR.
ES199191916568T 1990-12-24 1991-09-21 Un procedimiento para moldeo de poliuretano elastomerico micromolecular. Pending ES2036158T1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT02253490A IT1246770B (it) 1990-12-24 1990-12-24 Procedimento di stampaggio di manufatti di poliuretano elastomerico microcellulare e poliuretani elastomerici microcellulari per tale procedimento.

Publications (1)

Publication Number Publication Date
ES2036158T1 true ES2036158T1 (es) 1993-05-16

Family

ID=11197536

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199191916568T Pending ES2036158T1 (es) 1990-12-24 1991-09-21 Un procedimiento para moldeo de poliuretano elastomerico micromolecular.

Country Status (10)

Country Link
US (1) US5304581A (es)
EP (1) EP0516768A1 (es)
JP (1) JPH05504598A (es)
KR (1) KR927003674A (es)
DE (1) DE516768T1 (es)
ES (1) ES2036158T1 (es)
GR (1) GR930300037T1 (es)
IT (1) IT1246770B (es)
TW (1) TW241274B (es)
WO (1) WO1992011305A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040208499A1 (en) * 2002-09-07 2004-10-21 Grober David E. Stabilized buoy platform for cameras, sensors, illuminators and tools

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4190711A (en) * 1977-09-29 1980-02-26 Union Carbide Corporation Thermoplastic polyether polyurethane elastomers
US4334032A (en) * 1979-09-21 1982-06-08 Basf Wyandotte Corporation Foamed polymers containing low molecular weight urethane modifier compound
US4559366A (en) * 1984-03-29 1985-12-17 Jaquelyn P. Pirri Preparation of microcellular polyurethane elastomers
US4686242A (en) * 1985-03-25 1987-08-11 The Dow Chemical Company Polyurea polymers prepared from urea containing prepolymers
US4791148A (en) * 1987-02-12 1988-12-13 Basf Corporation Isocyanate terminated quasi-prepolymers useful for preparing polyurethane/polyisocyanurate foams having low thermal conductivity

Also Published As

Publication number Publication date
US5304581A (en) 1994-04-19
KR927003674A (ko) 1992-12-18
DE516768T1 (de) 1993-04-29
IT9022534A0 (it) 1990-12-24
GR930300037T1 (es) 1993-06-07
IT9022534A1 (it) 1992-06-25
IT1246770B (it) 1994-11-26
WO1992011305A1 (en) 1992-07-09
TW241274B (es) 1995-02-21
JPH05504598A (ja) 1993-07-15
EP0516768A1 (en) 1992-12-09

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