Inventor

DESMURS JEAN-ROGER

FR34 patents

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

DESMURS JEAN-ROGER

RHONE POULENC CHIMIE

Process for the preparation of 4,4&#39;-dibromobiphenyl in a solvent medium and with a catalyst

Esterification of hydroxybenzoic acids

Chlorination of ortho-chlorophenol

Preparation of n-phenylbenzoquinone-imine and converting same into p-phenylenediamines

Catalytic/co-catalytic production of bisphenol a

Process for allylation of perhaloalkyl-, perhaloalkoxy- and perhaloalkylthioanilines in the presence of a catalyst

Process for the acylation of N,N-diallylaniline or a mixture of N,N-diallylaniline and N-allylaniline

Chlorination of ortho-substituted phenols

Process for preparing chloranil

Selective ortho-chlorination of phenols

Selective chlorination of ortho-substituted phenols

Chlorination of nitrophenols

Acylation of aromatic ethers/phenols

Process for the preparation of n-allyl-meta-trifluoromethyl aniline

Process for preparing ditertiary-alkyl dicarbonate

Stabilization of mixtures of chlorination of phenol/chlorophenols

Stabilization of mixtures of chlorination of phenol/chlorophenols

Chlorination of phenolic compounds

Process for the preparation of n-monoalkyl or m-monoalkenyl anilines

Process of preparing optically active alpha-chlorocarboxylic esters

RHODIA CHIMIE SA

Method for acylation or sulphonylation of an aromatic compound

Method for preparing polyorganosiloxanes by polymerization catalyzed by a catalytic system based on triflic acid or triflic acid derivatives

Aromatic compound acylation method

Process and reagent useful for the synthesis of sulphanilide which is perhalogenated on the carbon borne by the sulphur atom of the sulphanilide function

Process and reagent useful for the synthesis of sulphanilide which is perhalogenated on the carbon borne by the sulphur atom of the sulphanilide function

Method for C-alkylating hydroxylated aromatic compounds

Method for producing optionally substituted methylenedioxybenzene

Method for orthometalation of a carbocyclic aromatic derivative bearing at least an electron donor group

Halogenation of protected phenols in meta position

CDP INNOVATION

Polymers containing grafted bis(sulfonyl)imide sodium or lithium salts, methods for production thereof and uses of same as electrolytes for batteries

Polymers containing sulfonamide sodium or lithium salts, methods for production thereof and uses of same as electrolytes for batteries

RHONE POULENC RECH

Trapping tube adapted to be fitted at the outlet of a gas chromatograph and device for supporting and presenting such a tube

DELAIRE SABINE

Polyphenolic bioprecursors

DESMURS JEAN-ROGER

Cosmetic composition including leucodopachrome derivative

Process for the preparation of 4,4'-dibromobiphenyl in a solvent medium and with a catalyst