IT1071488B - Procedimento per la fabbricazione di poliuretani cellulari e prodotto cosi'ottenuto - Google Patents

Procedimento per la fabbricazione di poliuretani cellulari e prodotto cosi'ottenuto

Info

Publication number
IT1071488B
IT1071488B IT2377576A IT2377576A IT1071488B IT 1071488 B IT1071488 B IT 1071488B IT 2377576 A IT2377576 A IT 2377576A IT 2377576 A IT2377576 A IT 2377576A IT 1071488 B IT1071488 B IT 1071488B
Authority
IT
Italy
Prior art keywords
procedure
manufacture
product
cellular polyurethane
polyurethane
Prior art date
Application number
IT2377576A
Other languages
English (en)
Original Assignee
Ici Ltd
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 Ici Ltd filed Critical Ici Ltd
Application granted granted Critical
Publication of IT1071488B publication Critical patent/IT1071488B/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
    • C08G18/40—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
    • 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
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • 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

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)
IT2377576A 1975-05-29 1976-05-28 Procedimento per la fabbricazione di poliuretani cellulari e prodotto cosi'ottenuto IT1071488B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2343275A GB1479096A (en) 1975-05-29 1975-05-29 Polymeric materials

Publications (1)

Publication Number Publication Date
IT1071488B true IT1071488B (it) 1985-04-10

Family

ID=10195527

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2377576A IT1071488B (it) 1975-05-29 1976-05-28 Procedimento per la fabbricazione di poliuretani cellulari e prodotto cosi'ottenuto

Country Status (3)

Country Link
FR (1) FR2312518A1 (it)
GB (1) GB1479096A (it)
IT (1) IT1071488B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1590554A (en) * 1977-03-16 1981-06-03 Mccord Corp Cold impact resistant urethane foam
DE2815540A1 (de) * 1978-04-11 1979-10-25 Basf Ag Polyurethan-weichschaumstoffe mit hoher trag- und stossabsorptionsfaehigkeit
GB2119393B (en) * 1982-04-08 1985-12-11 Caligen Foam Ltd Polyurethane foam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB893075A (en) * 1959-01-30 1962-04-04 Ici Ltd Improvements in or relating to the manufacture of polymeric materials
GB897203A (en) * 1959-08-14 1962-05-23 Ici Ltd Improvements in or relating to the manufacture of polymeric materials
GB1406511A (en) * 1973-01-19 1975-09-17 Ici Ltd Cellular polyurethanes

Also Published As

Publication number Publication date
GB1479096A (en) 1977-07-06
FR2312518A1 (fr) 1976-12-24

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