Polyurethane cross-linking agents

Details Polyurethane cross-linking agents Polyurethane cross-linking agents

1974-04-22

1977-06-21

Ivy, C. Warren

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

252426, 252431C, 260 25AC, 260 775AC, 260 775AM, C08G 1832

Patent

active

040310493

ABSTRACT:
Polyurethane elastomers, low density high resiliency polyurethane foams and compositions and processes for preparing urethane foams and elastomers comprising reacting a mixture of a polyalkylene polyol having reactive hydrogen atoms as determined by the Zerewitinoff method exhibiting a molecular weight of at least 500, at least one organic polyisocyanate, and as a cross-linking agent at least one sulfur-containing polyamine compound exhibitng the formula: ##STR1## wherein R is a hydrocarbon, and R' is selected from the group consisting of hydrogen, halogens, and hydrocarbons.

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