Patent ID: 8975459
Filing Date: 2015-03-10
Classification: C07C,C10G,C11B,C11C,Y02P

Abstract:
1. A process of using a bio-naphtha as a direct feedstock of a steamcracker comprising: steamcracking a hydrocarbon feedstock comprising bio-naphtha, wherein the bio-naptha is obtained from a complex mixture of natural occurring fats & oils, wherein said complex mixture is subjected to a refining treatment for removing a major part of non-triglyceride and non-fatty acid components, thereby obtaining refined fats & oils; and wherein: wherein the hydrocarbon feedstock optionally comprises bio-propane, or wherein the bio-naphtha is optionally blended with at least a conventional feedstock selected among LPG, naphtha and gasoil; obtaining cracked products including bio-ethylene, bio-propylene, bio-butadiene, bio-isoprene, bio-cyclopentadiene and bio-piperylenes, bio-benzene, bio-toluene, bio-xylene and bio-gasoline; wherein in the steamcracking process the hydrocarbon feedstock is mixed with steam in a ratio of 0.3 to 0.45 kg steam per kg hydrocarbon feedstock.