公开(公告)号：US20240199518A1

公开(公告)日：2024-06-20

申请号：US18550355

申请日：2022-06-20

Applicant: Dow Global Technologies LLC

Inventor： Wen -Sheng Lee ,  Sung-Yu Ku ,  Le Wang ,  Paul D. Hutchins ,  Thomas Peterson

IPC: C07C41/06 ,  B01J21/12

CPC classification number: C07C41/06 ,  B01J21/12

Abstract: A method includes the step of contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I) wherein R1 is selected from the group consisting of a hydrogen or an alkyl group and R2 is selected from the group consisting of an alkyl group or an alkoxy group.

公开(公告)号：US20220258142A1

公开(公告)日：2022-08-18

申请号：US17626156

申请日：2020-09-29

Applicant: Dow Global Technologies LLC

Inventor： Wen-Sheng Lee ,  Le Wang ,  Thomas H. Peterson ,  Sung-Yu Ku ,  Wanglin Yu ,  Stephen W. King

IPC: B01J29/90 ,  B01J29/70 ,  B01J38/56 ,  B01J38/52 ,  C07C41/06

Abstract: A method includes the steps of (a) contacting a solvent having a Water Solubility of 1 g or greater per 100 g of water with a metallosilicate catalyst having an alumina to silica ratio from 5 to 1500; and (b) heating the metallosilicate catalyst to a temperature from 125 C to 300 C fora period of 0.5 hours to 5 hours.

公开(公告)号：US20220274903A1

公开(公告)日：2022-09-01

申请号：US17627183

申请日：2020-09-29

Applicant: Dow Global Technologies LLC

Inventor： Wen-Sheng Lee ,  Mingzhe Yu ,  Jing L. Houser ,  Sung-Yu Ku ,  Wanglin Yu ,  Stephen W. King ,  Paulami Majumdar ,  Le Wang

IPC: C07C41/06

Abstract: A method including the step contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I): wherein R1 and R2 are each selected from the group consisting of an aryl group and an alkyl group with the proviso that at least one of R1 and R2 is an aryl group, further wherein n is 1-3.

公开(公告)号：US11945772B2

公开(公告)日：2024-04-02

申请号：US17627183

申请日：2020-09-29

Applicant: Dow Global Technologies LLC

Inventor： Wen-Sheng Lee ,  Mingzhe Yu ,  Jing L. Houser ,  Sung-Yu Ku ,  Wanglin Yu ,  Stephen W. King ,  Paulami Majumdar ,  Le Wang

IPC: C07C41/06

CPC classification number: C07C41/06 ,  C07C41/06 ,  C07C43/13

Abstract: A method including the step contacting an olefin, an alcohol, a metallosilicate catalyst and a solvent, wherein the solvent comprises structure (I): wherein R1 and R2 are each selected from the group consisting of an aryl group and an alkyl group with the proviso that at least one of R1 and R2 is an aryl group, further wherein n is 1-3.

公开(公告)号：US20220266238A1

公开(公告)日：2022-08-25

申请号：US17625173

申请日：2020-09-29

Applicant: Dow Global Technologies LLC

Inventor： Wen -Sheng Lee ,  Mingzhe Yu ,  Thomas H. Peterson ,  Sung-Yu Ku ,  Wanglin Yu ,  Le Wang ,  Stephen W. King

IPC: B01J38/02 ,  B01J29/70 ,  B01J29/90 ,  C07C41/06

Abstract: According to a least one feature of the present disclosure, a method includes the steps: (a) providing a metallosilicate catalyst that has been used to catalyze a chemical reaction; and (b) heating the metallosilicate catalyst to a temperature from 200° C. to 425° C. for a period of 0.5 hours to 5 hours.