The design and operation of a semi-batch stirred-bed reactor for gas-phase polymerization(copoly merization) of olefin have been described The reactor can be operated over the range of temperature and pressure used in the gas phase polymerization of Catalloy It is found that the heat-transfer limitation sets an upper bound on the reactor STY (space time yield

Advancement on methanol-to-olefin process technology and reactor design overseas;

Discussion on method for reducing olefin content in gasoline with DOCO Ⅰ catalyst;

Progress of Olefin Production Process with Natural Gas Methanol;

Research development of olefins asymmetric epoxidation catalyzed bychiral Salen Mn(Ⅲ) complex;

Coke formation and olefins conversion in FCC naphtha olefin reformulation at low reaction temperature;

Progress in late-transition metal catalysts for olefins and cycloolefins polymerization;

Stability of immobilized AlCl_3 on γ-Al_2O_3 catalyst in alkylation of benzene with long-chain alkenes;

Study on the Cis/trans-isomerism of Alkenes by Topological Approach;

Progress in direct amination of alkenes to aliphatic amines;

QSRR study on the chromatographic retention of alkenes;

Synthesis of Cross-linked Poly[styrene(iodosodiacetate)] and Its Application to Azo-arylselenenylation of Alkenes;

Technical developing hot points for future petrochemical industry:Ⅰ.Refining-chemical integration and increasing olefine production technology;

Research progress of synthesis of acetate with acetic acid and olefine;

Discussion about Olefine and 1,4- Butanedid Manufactured from Natural Gas;