公开(公告)号：US20210394163A1

公开(公告)日：2021-12-23

申请号：US17284636

申请日：2019-10-10

Applicant: ExxonMobil Chemical Patents Inc.

Inventor： Larry L. Iaccino ,  Jeremy W. Bedard ,  Xiaoying Bao ,  Andrew P. Palermo ,  Nitish Mittal ,  Maria Milina ,  Doron Levin ,  William R. Gunther ,  Wenyih F. Lai ,  Tilman W. Beutel

IPC: B01J29/44 ,  B01J29/46 ,  B01J37/08 ,  B01J37/04 ,  B01J37/00 ,  B01J37/02 ,  B01J6/00 ,  B01J8/02 ,  C07C5/373

Abstract: A catalyst comprising a microporous crystalline metallosilicate having a Constraint Index of 12, or 10, or 8, or 6 or less, a binder, a Group 1 alkali metal or a compound thereof and/or a Group 2 alkaline earth metal or a compound thereof, a Group 10 metal or a compound thereof, and, optionally, a Group 11 metal or a compound thereof; wherein the catalyst is calcined in a first calcining step before the addition of the Group 10 metal or compound thereof and optionally the Group 11 metal or compound thereof; and wherein the first calcining step includes heating the catalyst to first temperatures of greater than 500° C.; and wherein the catalyst is calcined in a second calcining step after the addition of the Group 10 metal or compound thereof and optionally the Group 11 metal or compound thereof wherein the second calcining step includes heating the catalyst to temperatures of greater than 400° C.

公开(公告)号：US11701645B2

公开(公告)日：2023-07-18

申请号：US17284636

申请日：2019-10-10

Applicant: ExxonMobil Chemical Patents Inc.

Inventor： Larry L. Iaccino ,  Jeremy W. Bedard ,  Xiaoying Bao ,  Andrew P. Palermo ,  Nitish Mittal ,  Maria Milina ,  Doron Levin ,  William R. Gunther ,  Wenyih F. Lai ,  Tilman W. Beutel

IPC: B01J29/44 ,  B01J6/00 ,  B01J8/02 ,  B01J29/46 ,  B01J37/00 ,  B01J37/02 ,  B01J37/04 ,  B01J37/08 ,  C07C5/373

CPC classification number: B01J29/44 ,  B01J6/002 ,  B01J8/0285 ,  B01J29/46 ,  B01J37/0009 ,  B01J37/0207 ,  B01J37/04 ,  B01J37/082 ,  C07C5/373 ,  C07C2529/44 ,  C07C2529/46

Abstract: A catalyst comprising a microporous crystalline metallosilicate having a Constraint Index of 12, or 10, or 8, or 6 or less, a binder, a Group 1 alkali metal or a compound thereof and/or a Group 2 alkaline earth metal or a compound thereof, a Group 10 metal or a compound thereof, and, optionally, a Group 11 metal or a compound thereof; wherein the catalyst is calcined in a first calcining step before the addition of the Group 10 metal or compound thereof and optionally the Group 11 metal or compound thereof; and wherein the first calcining step includes heating the catalyst to first temperatures of greater than 500° C.; and wherein the catalyst is calcined in a second calcining step after the addition of the Group 10 metal or compound thereof and optionally the Group 11 metal or compound thereof wherein the second calcining step includes heating the catalyst to temperatures of greater than 400° C.