Process for preparing .alpha.-cyanoacrylate type compounds and a

Details Process for preparing .alpha.-cyanoacrylate type compounds and a Process for preparing .alpha.-cyanoacrylate type compounds and a

1987-01-08

1988-08-16

Jacobs, Lewis T.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

523213, 524850, 558443, C08K 336, C07C121413

Patent

active

047645458

ABSTRACT:
A process for preparing an .alpha.-cyanoacrylate compound characterized by the steps of thermally depolymerizing a condensation product obtained from a cyanoacetic acid ester, and formaldehyde or a polymer thereof using as a catalyst a polymerizable imine represented by the formula ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and are each CH.sub.3 or H to obtain a crude monomer, and rectifying the crude monomer and an adhesive composition comprising as its main component an .alpha.-cyanoacrylate compound prepared by the above process.

REFERENCES:
patent: 2784215 (1957-03-01), Joyner
patent: 3444233 (1969-05-01), Rabinowitz
patent: 3896077 (1975-07-01), Leonard et al.
patent: 4477607 (1984-10-01), Litke

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