Steam purging of granular EPDM resins

Details Steam purging of granular EPDM resins Steam purging of granular EPDM resins

1991-09-27

1993-03-02

Teskin, Fred

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

Synthetic resins

Treating polymer containing material or treating a solid...

528500, 585803, 585810, 203 14, C08F 628, C08F 626

Patent

active

051910624

ABSTRACT:
A process for substantially removing and recovering unreacted diene monomer from ethylene propylene diene monomer resin produced in a fluidized bed reactor by purging the resin with steam in a purging zone, the resin being introduced in the purging zone at a temperature above the temperature of the steam in the purging zone.

REFERENCES:
patent: 4332933 (1982-06-01), Di Drusco et al.
patent: 4758654 (1988-07-01), Brod et al.
patent: 5051456 (1991-09-01), Bernier et al.
patent: 5071950 (1991-12-01), Borho et al.

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