Christopher D Frick

US Patent:

20130274509, Oct 17, 2013

Filed:

Dec 7, 2011

Appl. No.:

13/994976

Inventors:

Scott Han - Lawrenceville NJ, US
Christopher Frick - Pottstown PA, US
Daniel J. Martenak - Perkasie PA, US

International Classification:

C07C 51/215

US Classification:

562549, 422129

Abstract:

The amount of propionic acid produced in the process of oxidizing propane to acrylic acid is reduced by using a reactor with a length/diameter ratio >10 and/or maintaining the difference between the target reaction temperature and the peak temperature within the reactor to less than 20 C.

US Patent:

20200172464, Jun 4, 2020

Filed:

Jun 25, 2018

Appl. No.:

16/634408

Inventors:

- Midland MI, US
- Collegeville PA, US
Christopher D. Frick - Pottstown PA, US
Daniel A. Hickman - Midland MI, US
Jeffrey Herron - Midland MI, US
Kurt D. Olson - Freeland MI, US
D. Wayne Blaylock - Fort Bend TX, US
Victor Sussman - Midland MI, US
Wen Sheng Lee - Midland MI, US

International Classification:

C07C 67/39
B01J 35/02
B01J 23/52
B01J 23/44
B01J 21/04
B01J 35/00

Abstract:

A method for preparing methyl methacrylate from methacrolein and methanol. The method comprises contacting a mixture comprising methacrolein, methanol and oxygen with a heterogeneous catalyst comprising a support and a noble metal, wherein said catalyst has an average diameter of at least 200 microns and at least 90 wt % of the noble metal is in the outer 70% of catalyst volume, and wherein oxygen concentration at a reactor outlet is from 0.5 to 7.5 mol %.

US Patent:

20200156047, May 21, 2020

Filed:

Jun 25, 2018

Appl. No.:

16/632574

Inventors:

- Collegeville PA, US
- Midland MI, US
Kirk W. Limbach - Dresher PA, US
Christopher D. Frick - Pottstown PA, US

International Classification:

B01J 23/52
B01J 35/02
B01J 35/00

Abstract:

A heterogeneous catalyst comprising a support and a noble metal. The catalyst has an average diameter of at least 200 microns and at least 90 wt % of the noble metal is in the outer 50% of catalyst volume.

US Patent:

20170226043, Aug 10, 2017

Filed:

Oct 7, 2015

Appl. No.:

15/521750

Inventors:

- Philadelphia PA, US
Christopher D. Frick - Collegeville PA, US

International Classification:

C07C 67/44

Abstract:

A process for the preparation of MMA via oxidative esterification in the presence of a catalyst comprising palladium, bismuth, and antimony.

US Patent:

20160207870, Jul 21, 2016

Filed:

Jul 29, 2014

Appl. No.:

14/907452

Inventors:

- Philadelphia PA, US
Christopher D. Frick - Collegeville PA, US

International Classification:

C07C 67/39
B01J 23/644
B01J 23/89
C07C 67/62
B01J 23/00

Abstract:

A process for producing methyl methacrylate, the process comprising contacting reactants comprising methacrolein, methanol and an oxygen-containing gas, under reaction conditions in the presence of a solid catalyst comprising palladium, bismuth and at least one third element X selected from the group consisting of Fe, Zn, Ge, and Pb, wherein the solid catalyst further comprises a support selected from at least one member of the group consisting of silica and alumina.

US Patent:

20160168072, Jun 16, 2016

Filed:

Jul 29, 2014

Appl. No.:

14/905164

Inventors:

- Philadelphia PA, US
Christopher D. Frick - Pottstown PA, US

International Classification:

C07C 67/39
B01J 27/057

Abstract:

A process for producing methyl methacrylate, the process comprising contacting reactants comprising methacrolein, methanol and an oxygen-containing gas, under reaction conditions in the presence of a solid catalyst comprising palladium, bismuth and tellurium, wherein the solid catalyst further comprises a support selected from at least one member of the group consisting of silica, and alumina, with the proviso that the process produces less than 1 mole methyl formate per mole of methyl methacrylate.

US Patent:

20160159728, Jun 9, 2016

Filed:

Jul 29, 2014

Appl. No.:

14/906310

Inventors:

- Philadelphia PA, US
Christopher D. Frick - Collegeville PA, US

International Classification:

C07C 67/39
B01J 23/648
B01J 23/652
B01J 27/186
C07C 67/62
B01J 23/644

Abstract:

A process for producing methyl methacrylate, the process comprising contacting reactants comprising methacrolein, methanol and an oxygen-containing gas, under reaction conditions in the presence of a solid catalyst comprising palladium, bismuth and at least one third element X, where X is selected from the group consisting of P, S, Sc, V, Ga, Se, Y, Nb, Mo, La, Ce, and Nd, wherein the solid catalyst further comprises a support selected from at least one member of the group consisting of silica, alumina, calcium carbonate, active carbon, zinc oxide, titanium oxide and magnesium oxide.

US Patent:

20160151770, Jun 2, 2016

Filed:

Jul 29, 2014

Appl. No.:

14/905988

Inventors:

- Philadelphia PA, US
Christopher D. Frick - Collegeville PA, US

Assignee:

Rohm and Haas Company - Philadelphia PA

International Classification:

B01J 27/186
B01J 23/652
B01J 23/644

Abstract:

A catalyst comprising palladium, bismuth, and at least one third element X selected from the group consisting of P, S, Sc, V, Ga, Se, Y, Nb, Mo, La, Ce, and Nd, wherein the catalyst further comprises a support.