IT1048107B - Non-flammable,flexible polyurethane foams - from a polyol and tolylenediisocyanate in presence of polyethyleneglycol - Google Patents

Non-flammable,flexible polyurethane foams - from a polyol and tolylenediisocyanate in presence of polyethyleneglycol

Info

Publication number
IT1048107B
IT1048107B IT3270072A IT3270072A IT1048107B IT 1048107 B IT1048107 B IT 1048107B IT 3270072 A IT3270072 A IT 3270072A IT 3270072 A IT3270072 A IT 3270072A IT 1048107 B IT1048107 B IT 1048107B
Authority
IT
Italy
Prior art keywords
tolylenediisocyanate
polyethyleneglycol
polyol
flammable
polyurethane foams
Prior art date
Application number
IT3270072A
Other languages
Italian (it)
Inventor
R Bell
J Fishbein
P Conway
Original Assignee
Dunlop 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
Priority claimed from GB5711671A external-priority patent/GB1396300A/en
Priority claimed from GB5631272A external-priority patent/GB1425929A/en
Application filed by Dunlop Ltd filed Critical Dunlop Ltd
Application granted granted Critical
Publication of IT1048107B publication Critical patent/IT1048107B/en

Links

Landscapes

  • Polyurethanes Or Polyureas (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

A polymeric polyol is reacted with a tolylenediisocyanate in a foam-forming reaction mixt. contg. (a) a catalyst for polymn. of tolylenediisocyanate, and (b) a polyethyleneglycol, mol. wt. >=400, i.e. amt. of the glycol required decreases with increasing mol. wt.
IT3270072A 1971-12-08 1972-12-11 Non-flammable,flexible polyurethane foams - from a polyol and tolylenediisocyanate in presence of polyethyleneglycol IT1048107B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB5711671A GB1396300A (en) 1971-12-08 1971-12-08 Polyurethane foams
GB5631272A GB1425929A (en) 1972-12-06 1972-12-06 Polyurethane foams

Publications (1)

Publication Number Publication Date
IT1048107B true IT1048107B (en) 1980-11-20

Family

ID=26267606

Family Applications (1)

Application Number Title Priority Date Filing Date
IT3270072A IT1048107B (en) 1971-12-08 1972-12-11 Non-flammable,flexible polyurethane foams - from a polyol and tolylenediisocyanate in presence of polyethyleneglycol

Country Status (1)

Country Link
IT (1) IT1048107B (en)

Similar Documents

Publication Publication Date Title
FR2182199A1 (en) Low density polyurethane foams
ATA500473A (en) Laminated safety windshield - with polyurethane layer on passenger side
ES460520A1 (en) Polyisocyanate prepolymers from scrap polyester and polyurethane foam products obtained therefrom
GB1101410A (en) Polyurethane prepolymers
SE8204123D0 (en) PROCEDURE FOR THE PRODUCTION OF FOAM MATERIAL
SE7412104L (en)
DE3875921D1 (en) POLYURETHANE URBS.
ES410192A1 (en) Photopolymerizable composition comprising alpha , alpha diketone catalyst
IT1048107B (en) Non-flammable,flexible polyurethane foams - from a polyol and tolylenediisocyanate in presence of polyethyleneglycol
GB969114A (en) Foam plastic structures
GB1099265A (en) Improvements relating to the polymerisation of caprolactam
GB1233614A (en)
ATE1909T1 (en) PROCESS FOR THE MANUFACTURE OF FOAM FROM POLYOLEFINS.
ZA824023B (en) One-component systems for producing polyurethane foamed plastics with improved dimensional stability
FR2268036A1 (en) Polyurethane soft foams - obtd. from particular polyether polyols, polyisocyantes and crosslinking agents
ES399888A1 (en) Polyurethanes based on tertiary alcohol-modified naphthylene - 1,5 - diisocyanate
FR2083453A1 (en) Hydrolysis-resistant polyurethanes
FR2198972A1 (en) Polyurethane foam - contg 2-chloro phenylene-1,3-diamine, with improved tear resistance
FR2041533A5 (en) Polyurethane polyester composite material
GB1156954A (en) Improvements relating to Polyurethanes
ES464489A1 (en) Coating compositions
GB1467954A (en) Polyether polyols
FR2344583A1 (en) Polyurethane prepn. using compatible polyol blend - comprising butane-diol and polyhydroxy polyesteramide
FR2144084A5 (en) Epoxides - via halohydrins from olefins in high yield - and low cost
FR2197037A1 (en) Poly-as-triazines - prepd from a dihydrazidine and a bis-(1,2-dicarbonyl) cpd in non-stoichiometric amts