Theo dõi các xu hướng phát triển của thị trường các sản phẩm cracking?

For thermal cracking, the results suggest that the most favored initiation step is the breaking of the β bond of the alkane to create an ethyl radical. For ... Cracking of small alkanes catalyzed by solid acids such as the zeolite HZSM-5 proceeds by two mechanisms: (1) The unimolecular (protolytic cracking) mechanism, ... Catalytic cracking proceeds through the formation of ionic species on catalyst surfaces, and produces shorter, but branched-chain (not straight-chain) alkanes. to moderate chains which are subsequently cracked to heavy alkanes before cracking to ... diffusion rate with alkane/PE molecular weight (i.e., larger ... May 14, 2010 ... The apparent rate coefficient for alkane cracking was described as the product of the number of alkane molecules per unit mass of zeolite that ... ... cracking of alkanes and alkenes. Before simulating hydrocarbon cracking reactions at elevated temperatures, MD calculations were performed to investigate ... Cracking involves breaking C-C and C-H bonds in alkanes. These bonds are ... Long chain alkane -> smaller chain alkane + alkene (+ hydrogen) If you ... Mar 5, 2018 ... Catalytic oxidative cracking is a combination of heterogeneous and homogeneous reactions; the reaction is initiated on the catalyst surface ... Sep 11, 2024 ... Catalytic Performance for Plastic Hydrocracking. The combination of acidic zeolite and Pt-based catalyst was utilized to catalyze the LDPE ... Crude oil is a mixture mostly of alkanes, both unbranched and branched. Crude oils from different sources have different compositions.