Patent ID: 9212318
Filing Date: 2015-12-15
Classification: B01J,C10G

Abstract:
1. A catalyst composition useful for simultaneously producing increased amounts of light gas olefins and aromatic compounds from a plastic feedstock, the catalyst composition comprising: a mixture of fluidized catalytic cracking (FCC) catalyst and a ZSM-5 zeolite catalyst, the FCC catalyst comprising a non-fresh FCC catalyst formed from a large pore molecular sieve or zeolite, wherein the amount of ZSM-5 zeolite catalyst makes up from 30 wt. % to 45 wt. % of the total weight of the FCC catalyst and the ZSM-5 zeolite catalyst, wherein the FCC catalyst is comprised of at least one of a Y-zeolite and a USY-zeolite embedded in a matrix, and wherein the non-fresh FCC catalyst has a total surface area of from 100 m