公开(公告)号：US10513492B2

公开(公告)日：2019-12-24

申请号：US15997869

申请日：2018-06-05

Applicant: Chevron Phillips Chemical Company LP

Inventor： Reza Khankal ,  Henry Hwu ,  Daniel M. Hasenberg ,  Christina M. Barry ,  Mitchell D. Refvik ,  Michael S. Hankinson

IPC: B01J8/02 ,  C07C319/06 ,  B01J8/04 ,  C07C321/04

Abstract: Disclosed herein are systems and processes involving the catalyzed cleavage reaction of dimethyl sulfide to methyl mercaptan. The catalyzed cleavage reaction can be a standalone system or process, or can be integrated with a methyl mercaptan production plant.

公开(公告)号：US10927074B2

公开(公告)日：2021-02-23

申请号：US16709992

申请日：2019-12-11

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/20 ,  C07C319/28 ,  C07C319/14 ,  C07C319/08 ,  C07C319/24 ,  C07C321/14 ,  C07C323/14

Abstract: The present invention discloses processes for producing methyl ethyl sulfide by contacting dimethyl sulfide and diethyl sulfide in the presence of a suitable catalyst. Methyl ethyl sulfide can be used as an odorant in natural gas. Integrated mercaptan and sulfide manufacturing systems and integrated methods for making mercaptans and sulfides also are disclosed.

公开(公告)号：US10273204B2

公开(公告)日：2019-04-30

申请号：US15241562

申请日：2016-08-19

Applicant: Chevron Phillips Chemical Company LP

Inventor： Reza Khankal ,  Henry Hwu ,  Daniel M. Hasenberg ,  Christina M. Barry ,  Mitchell D. Refvik ,  Michael S. Hankinson

IPC: C07C319/06 ,  B01J8/02

Abstract: Disclosed herein are systems and processes involving the catalyzed cleavage reaction of dimethyl sulfide to methyl mercaptan. The catalyzed cleavage reaction can be a standalone system or process, or can be integrated with a methyl mercaptan production plant.

公开(公告)号：US11174225B2

公开(公告)日：2021-11-16

申请号：US16776592

申请日：2020-01-30

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/06 ,  C07C319/20 ,  B01J21/04 ,  B01J23/882 ,  C07C43/03 ,  C07C41/14 ,  C07C321/14

Abstract: The present invention discloses methods for synthesizing asymmetrical sulfide compounds and asymmetrical ether compounds from a variety of ether, sulfide, alcohol, and thiol reactants that are contacted in the presence of a suitable catalyst. Conversions of the limiting reactant to the desired asymmetrical sulfide or asymmetrical ether compound generally exceed 50%.

公开(公告)号：US20200165198A1

公开(公告)日：2020-05-28

申请号：US16776592

申请日：2020-01-30

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/20 ,  C07C321/14 ,  C07C41/14 ,  C07C43/03 ,  C07C319/06 ,  B01J23/882 ,  B01J21/04

Abstract: The present invention discloses methods for synthesizing asymmetrical sulfide compounds and asymmetrical ether compounds from a variety of ether, sulfide, alcohol, and thiol reactants that are contacted in the presence of a suitable catalyst. Conversions of the limiting reactant to the desired asymmetrical sulfide or asymmetrical ether compound generally exceed 50%.

公开(公告)号：US10538488B2

公开(公告)日：2020-01-21

申请号：US16291014

申请日：2019-03-04

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/20 ,  C07C319/28 ,  C07C319/14 ,  C07C319/08 ,  C07C319/24 ,  C07C321/14 ,  C07C323/14

Abstract: The present invention discloses processes for producing methyl ethyl sulfide by contacting dimethyl sulfide and diethyl sulfide in the presence of a suitable catalyst. Methyl ethyl sulfide can be used as an odorant in natural gas. Integrated mercaptan and sulfide manufacturing systems and integrated methods for making mercaptans and sulfides also are disclosed.

公开(公告)号：US20190270703A1

公开(公告)日：2019-09-05

申请号：US16291018

申请日：2019-03-04

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/20 ,  B01J23/882 ,  B01J21/04

Abstract: The present invention discloses methods for synthesizing asymmetrical sulfide compounds and asymmetrical ether compounds from a variety of ether, sulfide, alcohol, and thiol reactants that are contacted in the presence of a suitable catalyst. Conversions of the limiting reactant to the desired asymmetrical sulfide or asymmetrical ether compound generally exceed 50%.

公开(公告)号：US20190270702A1

公开(公告)日：2019-09-05

申请号：US16291014

申请日：2019-03-04

Applicant: Chevron Phillips Chemical Company LP

Inventor： Daniel M. Hasenberg ,  Kenneth M. Lassen ,  Jason L. Kreider ,  Henry Hwu

IPC: C07C319/20 ,  C07C319/04 ,  C07C319/16 ,  C07C319/28

Abstract: The present invention discloses processes for producing methyl ethyl sulfide by contacting dimethyl sulfide and diethyl sulfide in the presence of a suitable catalyst. Methyl ethyl sulfide can be used as an odorant in natural gas. Integrated mercaptan and sulfide manufacturing systems and integrated methods for making mercaptans and sulfides also are disclosed.