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
Preparation method of high impact strength polystyrene and high impact strength polystyrene

A method of purifying styrene by using a combination of falling film separator and heat pump technology to provide a heat source for the separation column

Cracking furnace for light hydrocarbon thermal cracking

A device and its production method for producing high-pressure or ultra-high-pressure steam.

Continuous preparation method for rubber-modified polystyrene

Method for gas phase epoxidation reaction of alkene and hydroperoxide

Method for liquid-phase ammoniation high-temperature dehydration of oxalic acid and adiponitrile formation

Preparation method of whole para-aromatic polyamide

Energy-saving process of ethylbenzene vaporization in low pressure drop type ethylbenzene evaporator and styrene dehydrogenation reaction system

A method of starting and stopping propylene oxide reaction system.
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