Process for production of modified resin

Details Process for production of modified resin Process for production of modified resin

1989-03-02

1991-02-05

Lipman, Bernard

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

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

5253302, 525363, 525367, 525368, 525369, C08F 842

Patent

active

049905740

ABSTRACT:
The present invention provides an ionomer resin having desired properties which is free from the above drawbacks and can readily react in an extruder. That is, the present invention provides a process for producing a modified ionomer resin which comprises mixing ionomer resin wherein 10-60% of the total carboxylic acid moieties are neutralized with sodium ions with basic zinc carbonate under molten conditions to further neutralize 10-40% of the total carboxylic acid moieties with zinc ions.

REFERENCES:
patent: 3322734 (1967-05-01), Rees
patent: 3454676 (1969-07-01), Busse
patent: 3649578 (1972-03-01), Bush et al.
patent: 4526375 (1985-07-01), Nukade

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