IT1105702B - Procedimento per produrre materiali espansi presentanti gruppi uretanici e di iscocianurato - Google Patents

Procedimento per produrre materiali espansi presentanti gruppi uretanici e di iscocianurato

Info

Publication number
IT1105702B
IT1105702B IT4821877A IT4821877A IT1105702B IT 1105702 B IT1105702 B IT 1105702B IT 4821877 A IT4821877 A IT 4821877A IT 4821877 A IT4821877 A IT 4821877A IT 1105702 B IT1105702 B IT 1105702B
Authority
IT
Italy
Prior art keywords
iscocyanurate
urethane
procedure
groups
foamed materials
Prior art date
Application number
IT4821877A
Other languages
English (en)
Italian (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
Application granted granted Critical
Publication of IT1105702B publication Critical patent/IT1105702B/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
    • C08G18/08—Processes
    • C08G18/09—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture
    • C08G18/092—Processes comprising oligomerisation of isocyanates or isothiocyanates involving reaction of a part of the isocyanate or isothiocyanate groups with each other in the reaction mixture oligomerisation to isocyanurate 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
    • C08G18/089—Reaction retarding agents

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)
IT4821877A 1976-02-27 1977-02-25 Procedimento per produrre materiali espansi presentanti gruppi uretanici e di iscocianurato IT1105702B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762607999 DE2607999C2 (de) 1976-02-27 1976-02-27 Urethan- und Isocyanuratgruppen aufweisende Schaumstoffe und ein Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
IT1105702B true IT1105702B (it) 1985-11-04

Family

ID=5971026

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4821877A IT1105702B (it) 1976-02-27 1977-02-25 Procedimento per produrre materiali espansi presentanti gruppi uretanici e di iscocianurato

Country Status (7)

Country Link
AT (1) AT370428B (de)
BE (1) BE851831A (de)
CH (1) CH626899A5 (de)
DE (1) DE2607999C2 (de)
FR (1) FR2342309A1 (de)
GB (1) GB1534236A (de)
IT (1) IT1105702B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1189249A (en) * 1981-07-09 1985-06-18 Bernhard Liessem Foam manufacture
DE3227489A1 (de) * 1982-07-23 1984-01-26 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von isocyanuratgruppen aufweisenden polyisocyanaten und ihre verwendung als isocyanatkomponente zur herstellung von polyurethanen
GB2193504A (en) * 1986-07-24 1988-02-10 Basf Corp Utilization of lactones and lactams in the preparation of polyurethane-polyurea microcellular foams
US4757095A (en) * 1986-07-24 1988-07-12 Basf Corporation Utilization of lactones and lactams in the preparation of polyurethane-polyurea products
GB8822916D0 (en) * 1988-09-29 1988-11-02 Bp Chem Int Ltd Process of preparing polyurea/polyurethane/urea foams
BR9003472A (pt) * 1989-07-19 1991-08-27 Dow Chemical Co Espuma de poliuretana-poliisocianurato rigida e processo para preparar uma espuma de poliuretana-poliisocianurato rigida
DE4028211A1 (de) * 1990-09-06 1992-03-12 Basf Ag Verfahren zur herstellung von urethangruppen oder urethan- und isocyanuratgruppen enthaltenden hartschaumstoffen
DK0624170T3 (da) * 1992-01-31 1999-05-25 Henkel Kgaa Fremgangsmåde til fremstilling af plastmaterialer indeholdende amidgrupper
DE4315874A1 (de) * 1993-05-12 1994-11-17 Basf Ag Verfahren zur Herstellung von Polyurethan-Schaumstoffen
BR9712860A (pt) 1996-11-04 1999-12-07 Ici Plc Composição reativa com isocianato, processo para preparar espumas rìgidas de poliuretano ou de polisocianurato modificado com uretano, e, espumas rìgidas de poliuretano ou de poliisocianurato modificado com uretano
NZ335206A (en) 1996-11-04 2000-11-24 Huntsman Ici Chem Llc Rigid polyurethane foams
PT1773902T (pt) * 2004-08-04 2018-01-25 Foam Supplies Inc Desvio de reactividade e degradação de catalizador na espuma de poliuretano

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB802868A (en) * 1954-08-02 1958-10-15 Lockheed Aircraft Corp Flexible resilient cellular resin products
DE1112285B (de) * 1959-01-17 1961-08-03 Bayer Ag Verfahren zur Herstellung von Urethangruppen aufweisenden Schaumstoffen
GB893746A (en) * 1959-01-21 1962-04-11 Ici Ltd Improvements in cellular polyurethanes
US3314834A (en) * 1962-12-14 1967-04-18 United Aircraft Corp Method of pot life extension for polyurethane propellants
GB1083394A (en) * 1964-09-16 1967-09-13 Upjohn Co Polyurethane foams
CH502399A (de) * 1967-03-24 1971-01-31 Mobay Chemical Corp Verfahren zur Herstellung eines Isocyanuratgruppen aufweisenden Schaumstoffes, Mittel zur Durchführung des Verfahrens und so erhaltener Schaumstoff
FR1590004A (de) * 1968-10-25 1970-04-06
US3621020A (en) * 1969-12-17 1971-11-16 Du Pont Process for trimerizing polyisocyanates
US3663465A (en) * 1970-01-29 1972-05-16 Du Pont Preparation of open-cell polyurethane foams in the presence of 2-substituted 1,1,3,3-tetraalkyl guandines and an acid
GB1425929A (en) * 1972-12-06 1976-02-25 Dunlop Ltd Polyurethane foams
DE2312678A1 (de) * 1973-03-14 1974-09-19 Bayer Ag Verfahren zur herstellung von hydrophilen, elastischen polyurethanschaumstoffen

Also Published As

Publication number Publication date
BE851831A (fr) 1977-08-25
FR2342309A1 (fr) 1977-09-23
GB1534236A (en) 1978-11-29
CH626899A5 (en) 1981-12-15
ATA129277A (de) 1982-08-15
AT370428B (de) 1983-03-25
FR2342309B1 (de) 1983-12-02
DE2607999C2 (de) 1983-02-03
DE2607999A1 (de) 1977-09-01

Similar Documents

Publication Publication Date Title
IT1079698B (it) Procedimento per produrre materiali espansi poliuretanici
IT1079436B (it) Procedimento per produrre materie plastiche contenenti gruppi di isocianurato e di uretano
IT1084084B (it) Procedimento per produrre poliidrossicomposti e relative materie plastiche poliuretaniche
IT1106265B (it) Procedimento per produrre materie plastiche poliuretaniche
SE7708615L (sv) Polyisocyanatforpolymerer och derifran erhallna polyuretanprodukter
IT1104616B (it) Procedimento per scindere materie plastiche poliuretaniche
IT1079426B (it) Procedimento per la produzione di poliuretanuree
IT7848023A0 (it) Materie plastiche poliuretaniche segmentate e procedimento per produrle
AT358994B (de) Direktumschaeumung
DK431178A (da) Skumstofmateriale
IT7867373A0 (it) Perfezionamento all estrusione di schiume sintetiche
IT1058454B (it) Tprcedimento per la produzione di schiume poliuretaniche soffici ed extra supersoffici
BR7705798A (pt) Processo para a preparacao de polieterpoliois e processo de preparacao de espumas de poliuretanas
IT1079942B (it) Materie plastiche poliuretaniche contenenti tiogruppi e procedimento per produrle
IT1082841B (it) Dispositivo affilatore per coltelli e simili
IT1090304B (it) Procedimento per produrre materie plastiche contenenti gruppi esterei e oppure uretanici
IT1105702B (it) Procedimento per produrre materiali espansi presentanti gruppi uretanici e di iscocianurato
IT7852177A0 (it) Espanso poliuretanico difficilmente infiammabile e procedimento per produrlo
IT1090532B (it) Procedimento per produrre materiali espansi induribili a freddo flessibili e presentanti gruppi uretanici
IT1088713B (it) Procedimento per la fabbricazione di un dispositivo di mescolamento statico
TR19803A (tr) Dis lastiklere sirt malzemesi tatbik etmeye mahsus cihaz ve metodlarda veya bunlarla ilgili islahat
IT1079697B (it) Procedimento per produrre miscugli di poliisocianati
IT1083482B (it) Procedimento per produrre materiali espansi indurenti a freddo e presentanti gruppi uretanici
DK71677A (da) Fiberholdige polyurethanskumstoffer samt fremgangsmade til fremstilling deraf
IT1115397B (it) Composizione poliuretanica e relativi articoli

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950210