Sufolane Aromatics Extraction Process (SAE)

Sulfolane aromatics extraction (SAE) is a typical physical process to recover high purity BTX simultaneously from C6-C8 cut of reformate or hydrogenated pyrolysis gasoline. In this process, sulfolane ...

Sulfolane Extractive Distillation Process (SED)

SED process is an extractive distillation process using sulfolane and co-solvent. The process can be used to recover high purity benzene, or benzene and toluene from hydrocarbon mixtures such as pyrol...

S-TDT Process for Toluene Disproportionation and Transalkylation

The S-TDT process is developed for production of mixed xylenes and benzene through the toluene disproportionation and transalkylation of toluene and C9+ aromatics (C9+A). In particular, C9 aromatics (...

C8 Aromatics Isomerization Technology (C8AIT)

C8 aromatics isomerization technology (C8AIT) developed by SINOPEC is used in aromatics production complex to produce more xylene isomer. According to different conversion types of ethyl benzene (EB),...

Para-xylene Adsorptive Separation Technology

As a para-xylene (PX) recovery unit of integrated aromatic complex, simulating moving bed (SMB) adsorption process developed by Sinopec is utilized to obtain high purity PX product from the feed of a ...

Cumene Technology (S-ACT)

Cumene is the raw materials for the production of phenol and acetone. More than 90% of phenol in the world is from cumene process. The main use of phenol is to synthesize phenol-formaldehyde resin and...

Liquid Phase Alkylation with Circulation for Ethylbenzene Production (EBLC)

Ethylbenzene is the key intermediate in the manufacture of styrene, which is one of the most important industrial monomers to synthesize polystyrene, butadiene-styrene rubber and ABS resin, etc. The E...

Vapor Phase Alkylation of Benzene and Ethylene to Ethylbenzene

Ethylbenzene is a basic organic raw material to produce styrene. Sinopec has been engaged in the R&D of catalyst and technology for vapor phase alkylation of benzene to ethylbenzene for decades. T...

Process Technology for Vapor Phase Alkylation of Ethanol to Ethylbenzene

Ethylbenzene is one of a basic organic raw material to produce styrene. SINOPEC has developed a one-step process technology to produce EB by using ethanol as feedstock.

Vapor Phase Alkylation Technology of Dilute Ethylene to Ethylbenzene (SGEB)

Ethylbenzene is a basic organic raw material to produce styrene. The dilute ethylene is by-product of FCC off gas, which contains 20% - 50% ethylene. The process technology of using dilute ethylene to...

Styrene Production Process by Ethylbenzene Dehydrogenation (S-SMT)

Styrene monomer (SM) is the important chemicals used in production of PS, ABS, SAN, SB, SBR, unsaturated polyester resins, ion-exchange resins and pharmaceuticals, etc.Among the processes such as adia...