Solid, rapid-setting, rigid polyurethanes

Details Solid, rapid-setting, rigid polyurethanes Solid, rapid-setting, rigid polyurethanes

1973-10-10

1977-01-04

Michl, Paul R.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08K 501

Patent

active

040011666

ABSTRACT:
Compositions which will rapidly set to produce solid, rigid polyurethanes without the use of a catalyst comprise an amine initiated polyether polyol such as triethanol amine, an organic aromatic polyisocyanate, such as toluene diisocyanate and a liquid modifier compound having a boiling point above about 150.degree. C such as trichlorobenzene.

REFERENCES:
patent: 3075928 (1963-01-01), Lanham
patent: 3143517 (1964-08-01), Heiss
patent: 3378511 (1968-04-01), Newton
patent: 3489723 (1970-01-01), Kraft
patent: 3725355 (1973-04-01), Parrish
patent: 3726827 (1973-04-01), Jones
patent: 3746692 (1973-07-01), Olstowski

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