Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Removing and recycling removed material from an ongoing...
Patent
1991-02-08
1993-04-06
Schofer, Joseph L.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Removing and recycling removed material from an ongoing...
526 68, 526 77, 5263472, C08F11208
Patent
active
052004767
ABSTRACT:
Methods and apparatus are disclosed for removing undesirable volatile components having high boiling points from a product stream during polymerization of monovinyl aromatic compounds such as styrene, which methods include the use of partial condensers, devolatilizers, and filter beds.
REFERENCES:
patent: 3859268 (1975-01-01), Novack et al.
patent: 4408024 (1983-10-01), Matsuyama et al.
Beisert Stan
Sosa Jose M.
Caddell Michael J.
Fina Technology, Inc.
Schofer Joseph L.
Weber Tom
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