IT1035648B - Procedimento per produrre espansi poliuretanici - Google Patents

Procedimento per produrre espansi poliuretanici

Info

Publication number
IT1035648B
IT1035648B IT49481/75A IT4948175A IT1035648B IT 1035648 B IT1035648 B IT 1035648B IT 49481/75 A IT49481/75 A IT 49481/75A IT 4948175 A IT4948175 A IT 4948175A IT 1035648 B IT1035648 B IT 1035648B
Authority
IT
Italy
Prior art keywords
procedure
polyurethane foams
producing polyurethane
producing
foams
Prior art date
Application number
IT49481/75A
Other languages
English (en)
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
Application granted granted Critical
Publication of IT1035648B publication Critical patent/IT1035648B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/63Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/637Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the in situ polymerisation of the compounds having carbon-to-carbon double bonds in a reaction mixture of saturated polymers and isocyanates
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/63Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers
    • C08G18/638Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers characterised by the use of compounds having carbon-to-carbon double bonds other than styrene and/or olefinic nitriles
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00Foam properties
    • C08G2110/0016Foam properties semi-rigid
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00Foam properties
    • C08G2110/0041Foam properties having specified density
    • C08G2110/0058≥50 and <150kg/m3

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)
IT49481/75A 1974-05-09 1975-05-07 Procedimento per produrre espansi poliuretanici IT1035648B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2422547A DE2422547A1 (de) 1974-05-09 1974-05-09 Verfahren zur herstellung von polyurethanschaumstoffen

Publications (1)

Publication Number Publication Date
IT1035648B true IT1035648B (it) 1979-10-20

Family

ID=5915119

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49481/75A IT1035648B (it) 1974-05-09 1975-05-07 Procedimento per produrre espansi poliuretanici

Country Status (8)

Country Link
JP (1) JPS50153094A (it)
BE (1) BE828878A (it)
DE (1) DE2422547A1 (it)
ES (1) ES437494A1 (it)
FR (1) FR2270278B1 (it)
GB (1) GB1463458A (it)
IT (1) IT1035648B (it)
NL (1) NL7505409A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4427471A1 (de) * 1994-08-03 1996-02-08 Henkel Kgaa Einkomponentiger Reaktionsklebstoff
WO2006007677A1 (en) * 2004-07-16 2006-01-26 Deltacap 430 Participacões Ltda Process for obtaining a porous matrix using a chemical additive

Also Published As

Publication number Publication date
JPS50153094A (it) 1975-12-09
DE2422547A1 (de) 1975-11-20
GB1463458A (it) 1977-02-02
NL7505409A (nl) 1975-11-11
ES437494A1 (es) 1977-02-01
BE828878A (fr) 1975-11-10
FR2270278A1 (it) 1975-12-05
FR2270278B1 (it) 1979-03-30

Similar Documents

Publication Publication Date Title
IT1040590B (it) Procedimento per produrre espansi poluuretanici
IT1026067B (it) Procedimento per produrre espansi poliuretanici
GB1502777A (en) Polyurethane foams
IT1041190B (it) Procedimento pr la produzione di espansi poliuretanici molli dotati di elevata elasticita
IT1047095B (it) Procedimento per la produzione di poliuretani
NL7614546A (nl) Werkwijze ter bereiding van polyurethanschuim.
IT1032364B (it) Schiume poliuretaniche flessibili ignifughe
IT1079698B (it) Procedimento per produrre materiali espansi poliuretanici
IT1041045B (it) Procedimento per produrre poliuree
IT1061346B (it) Procedimento per la produzione di espansi poliuretanici
NL7500901A (nl) Werkwijze ter bereiding van polyurethaanschuim.
AR203241A1 (es) Metodo mejorado para producir isocianatos
IT1035777B (it) Procedimento per produrre poliiso cianati
IT1052156B (it) Procedimento per produrre poliisocianati presentanti gruppi ureto dionici
SE7511261L (sv) Polyuretanskum
IT1035942B (it) Procedimento per produrre espansi poliuretanici
IT1018928B (it) Procedimento per produrre schiume poliuretaniche e prodotto ottenuto
JPS5452198A (en) Method of making urethane foam
IT1035616B (it) Procedimento per produrre espansi ignifughi rigidi e presentanti gruppi uretanici
NL7511665A (nl) Werkwijze ter bereiding van extra zachte polyvi- nylchlorideschuimstoffen.
IT1033359B (it) Procedimento per produrre alchilfenoli
IT1035840B (it) Procedimento e catalizzatori per produrre espansi poliuretanici
IT1026490B (it) Procedimento per produrre espansi poliuretanici
IT1043552B (it) Procedimento per preparare espansi elessibili di poliuretani com l ausilio di bolioli triorga nosililici
ZA755751B (en) Manufacture of foams