Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1995-05-24
1998-03-03
Henderson, Christopher
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
5253318, C08F 836
Patent
active
057235503
ABSTRACT:
EPDM elastomer is sulfonated and neutralized by a bulk process involving mechanical mixing at low temperatures in the sulfonating and neutralizing steps. The EPDM is discharged from the mixing process as finely divided particles having a low bulk density.
REFERENCES:
patent: 4147677 (1979-04-01), Lundberg et al.
patent: 4157432 (1979-06-01), Lundberg et al.
patent: 4442011 (1984-04-01), Thaler et al.
Acker David B.
Jones Cruise K.
Lundberg Robert D.
Swarup Vijay
Williams Dennis A.
Cummings Kelly L.
Henderson Christopher
Miller Robert A.
Nalco/Exxon Energy Chemicals L.P.
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