Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Process of treating scrap or waste product containing solid...
Patent
1992-03-30
1993-03-09
Welsh, Maurice J.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Process of treating scrap or waste product containing solid...
521 48, 521 49, C08L10100
Patent
active
051928094
ABSTRACT:
Thermoset polymers such as polyurethanes and unsaturated polyester resins may be conveniently converted into useful volatile lower molecular weight organic compounds. Fillers can be recovered from filled thermoset resins using the process of the invention, which employs a zeolite-containing particulate catalyst.
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Mordi et al., J. Chem. Soc. Chem. Commun. 374(1992).
Cozzone Glenn E.
Gaffney Anne M.
Jones C. Andrew
Leyshon David W.
Sofranko John A.
Arco Chemical Technology L.P.
Harper Stephen D,
Welsh Maurice J.
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