Inventor

GREY ROGER A

US74 patents

⚠️ This page may combine multiple inventors who share the name “GREY ROGER A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

GREY ROGER A

ARCO CHEM TECH

Direct epoxidation process using a mixed catalyst system

Epoxidation process

Epoxidation process

Catalytic process for the preparation of polyalkylene carbonates

Preparation of cyclic carbonates using alkylammonium and tertiary amine catalysts

Polymer-encapsulated titanium zeolites for oxidation reactions

Propylene oxide process

Direct epoxidation process using a mixed catalyst system

Epoxidation process

Process for preparing alternating copolymers of olefinically unsaturated sulfonate salts and unsaturated dicarboxylic acid anhydrides

Aqueous epoxidation process using modified titanium zeolite

Graft polymer compositions containing mono-amine functionalized polyoxyalkylene ethers

Flame-retardant thermoplastic copolymers based on vinyl phosphonate derivatives grafted onto rubber

Direct epoxidation process using a mixed catalyst system

Catalyst preparation and epoxidation process

Process for producing hydrogen peroxide

Direct epoxidation process using a palladium on niobium-containing support

Epoxidation catalyst and process

Propylene oxide and derivatives process

Production of oxirane compounds

Production of oxirane compounds

Thermoplastic resins based on vinyl aromatic/vinyl phosphonic acid copolymers and amine-terminated polymers

Alternating copolymers of olefinically unsaturated sulfonate salts and unsaturated imides

Process for making pyrrolidones

Process for making γ-butyrolactones

Flame-retardant thermoplastic copolymers based on vinyl phosphonate derivatives grafted onto rubber

Process for making copolymers of vinyl aromatic monomers and vinyl phosphonic acid derivatives and foamed articles therefrom

Vinyl aromatic monomer/vinyl phosphonate copolymer compositions and foamed articles derived therefrom

LYONDELL CHEMICAL TECH LP

Direct epoxidation catalyst and process

Desulfurization process

Catalyst regeneration process

Oxidation process with in-situ H202 generation and polymer-encapsulated catalysts therefor

Spray-dried transition metal zeolite and its use

Direct epoxidation process

Epoxidation catalyst

Epoxidation catalyst

Direct epoxidation process using a mixed catalyst system

Direct epoxidation process using improved catalyst composition

Direct epoxidation process

ATLANTIC RICHFIELD CO

Alkylation of aromatics with alpha-olefins

Dispersant compositions comprising sulfonated isobutylene maleic anhydride copolymer for subterranean well drilling and completion

Method for producing primary alcohols by catalytic hydrogenation of terminal epoxides

ALLIED CORP

Hydrogenation of esters using alkali doped heterogeneous Group VIII transition metal catalysts

Improved process for hydrogenating aldehydes and ketones by employing anionic group VIII metal hydride compositions as hydrogenation catalysts

Hydrogenation of esters using alkali doped heterogeneous group VIII transition metal catalysts

ALLIED CHEM

Anionic group VIII metal hydride catalysts

Process for hydrogenation of nitriles

Process for homogeneous hydrogenation of esters

ARCO CHEM CO

Microemulsion fuel system

(unassigned)

Epoxidation process