Title:
PARAFFIN REMOVAL FROM C4 CONTAINING STREAMS
Document Type and Number:
WIPO Patent Application WO/2018/022766
Kind Code:
A8
Abstract:
The present disclosure relates to processes for the removal of paraffins. The processes generally include providing a C4 containing stream including isobutylene, 1 -butene, 2-butene, n- butane and isobutane, introducing the C4 containing stream into a paraffin removal process to form an olefin rich stream, wherein the paraffin removal process is selected from extractive distillation utilizing a solvent including an organonitrile, passing the C4 containing stream over a semi-permeable membrane and combinations thereof; and recovering the olefin rich stream from the paraffin removal process, wherein the olefin rich stream includes less than 5 wt.% paraffins.
Inventors:
KEYVANI MAJID (US)
SAWYER GARY (US)
BEHKISH ARSAM (US)
SAWYER GARY (US)
BEHKISH ARSAM (US)
Application Number:
PCT/US2017/043972
Publication Date:
August 23, 2018
Filing Date:
July 26, 2017
Export Citation:
Assignee:
LYONDELL CHEMICAL TECH LP (US)
International Classes:
C07C41/06; B01D53/22; C07C7/08; C07C7/144; C07C11/08; C07C43/04; C10G70/04
Attorney, Agent or Firm:
HUDDER, Brandon, N. et al. (US)
Download PDF: