1
Jean-luc Dubois
Jean Luc Dubois, Yasuhiro Magatani, Kimito Okumura: Process for manufacturing acrolein or acrylic acid from glycerin. Arkema France, Lynn B Morreale, August 28, 2012: US08252960 (3 worldwide citation)

The subject of the present invention is a process for preparing acrolein by dehydration of glycerin, characterized in that the dehydration is carried out in the presence of a catalyst comprising mainly a compound in which protons in a heteropolyacid are exchanged at least partially with at least one ...


2
Jean-luc Dubois
Yasuhiro Magatani, Kimito Okumura, Jean Luc Dubois, Jean Francois Devaux: Catalyst and process for preparing acrolein and/or acrylic acid by dehydration reaction of glycerin. ARKEMA FRANCE, Millen White Zelano & Branigan P C, October 20, 2015: US09162954

A catalyst composition comprising at least an heteropolyacid deposited on a porous titania carrier. A catalyst composition comprising at least an heteropolyacid in which protons in the heteropolyacid may be partially exchanged by at least one cation selected from elements belonging to Group 1 to Gro ...


3
Jean-luc Dubois
Jean Luc Dubois, Yasuhiro Magatani, Kimoto Okumura: Process for manufacturing acrolein or acrylic acid from glycerin. Arkema France, June 30, 2011: US20110160491-A1

The subject of the present invention is a process for preparing acrolein by dehydration of glycerin, characterized in that the dehydration is carried out in the presence of a catalyst comprising mainly a compound in which protons in a heteropolyacid are exchanged at least partially with at least one ...


4
Jean-luc Dubois
Yasuhiro Magatani, Kimito Okumura, Jean Luc Dubois: Catalyst for production of acrolein and acrylic acid by means of dehydration reaction of glycerin, and process for producing same. Arkema France, January 26, 2012: US20120022291-A1

A process for converting glycerin into valuable chemical raw material. A catalyst for use in the production of acrolein and acrylic acid by a dehydration reaction of glycerin, which enables the production of acrolein and acrylic acid in high yield. Glycerin dehydration catalyst which mainly comprise ...


5
Kazuyoshi Iwayama, Yasuhiro Magatani, Kuniyuki Tada: Process for the isomerization of dichlorotoluene. Toray, Austin R Miller, August 29, 1989: US04861928

By using a catalyst containing an acid type zeolite and at least one component of metal selected from the group consisting of rhenium, nickel and silver and isomerizing a mixture of the isomers of dichlorotoluene in the presence of hydrogen, the concentration of at least one or more components of th ...


6
Yasuhiro Magatani, Kimito Okumura: Catalyst for preparing acrolein or acrylic acid by dehydration reaction of glycerin and method for producing the same. Nippon Kayaku Kabushiki Kaisha, May 12, 2011: US20110112330-A1

Catalyst used in a process for preparing acrolein and acrylic acid at higher yield to convert glycerin to valuable other chemical raw materials. The glycerin dehydration catalyst consists mainly of a compound containing at least one element selected from Mo, W and V, in which protons in the heteropo ...