Process for controlling gas phase fluidized bed polymerization r

Details Process for controlling gas phase fluidized bed polymerization r Process for controlling gas phase fluidized bed polymerization r

1996-03-28

1997-05-06

Weber, Thomas R.

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

Synthetic resins

Effecting a change in a polymerization process in response...

526 61, 526901, C08F 234

Patent

active

056272421

ABSTRACT:
Control of a gas phase polymerization reactor is performed with the product melt index, the reaction temperature, and the partial pressure of the controlling reactant.

REFERENCES:
K.B. McAuley, et al., "Optimal Grade Transitions in a Gas Phase Polyethylene Reactor", AIChE, Journal, Oct. 1992, vol. 38, No. 10, pp. 1564-1576.
Abstract No. DE 4241530, Buna A.G., Jun. 16, 1994.
J.A. Debling, et al., "Dynamic Modeling of Product Grade Transitions for Olefin Polymerization Processes", AICHhE Journal, Mar. 1994, vol. 40, No. 3, pp. 506-520.

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