Những thách thức về nguồn nguyên liệu cho quá trình cracking ankan trong tương lai?

... alkane carbon number. This differential fractionation effect is speculated to be due to the combined effect of the greater extent of thermal cracking of ... to moderate chains which are subsequently cracked to heavy alkanes before cracking to ... diffusion rate with alkane/PE molecular weight (i.e., larger ... Thermal cracking (noncatalytic cracking) depends on a free-radical ... See also: Alkane. Catalytic cracking (cracking in the presence of a catalyst) ... The breaking down of large hydrocarbon molecules into smaller, more useful hydrocarbon molecules by vaporising them and passing them over a hot catalyst. Apr 9, 2017 ... And be careful with your phrasing - cracking produces alkenes and shorter chain alkanes. ... They'll give you the alkane that is being cracked and ... ... cracking processes e.g., steam cracking) with el ectrically driven thermocatalytic activation of alkanes to produce chemical building blocks allowing ... 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 is a type of chemical reaction in which hydrocarbon molecules, usually saturated hydrocarbons called alkanes, are broken down into smaller molecules by ... The mixture of C5-C10 hydrocarbons obtained directly from the distillation of crude oil contains a high proprtion of straight-chain alkanes. However, if this ... why are alkanes cracked. to turn a long chain alkane ... cracking. Chemistry > Organic Chemistry > Alkanes. 8 cards · Alkanes - fractional distillation and ...