Process for sequentially dispersing and saponifying ethylene-vin

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...

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260 23H, 260 296PM, C08F 624, C08F 812

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active

042007089

ABSTRACT:
Finely divided saponified ethylene-vinyl acetate copolymer particles are prepared by forming an aqueous dispersion of the copolymer without effecting any appreciable saponification of the dispersed copolymer and thereafter saponifying the dispersed copolymer to the extent desired.

REFERENCES:
patent: 4100335 (1978-07-01), McClain et al.
patent: 4104453 (1978-08-01), Broering et al.
Journal of Applied Pol. Sci., 12, pp. 47-58 (1968).

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