Inventor

REVELANT DENIS

FR19 patents

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

REVELANT DENIS

RHODIA CHIMIE SA

Catalyst and method for trimerization of isocyanates

Method for preparing low viscosity tricondensate polyfunctional isocyanates

Catalyst and a method for the trimerization of isocyanates

Condensation polymerization method for isocyanates

Method for obtaining slightly colored branched polyisocyanate(s), and the resulting composition

Method for separating a compound obtained by polymerization of non-transformed monomer isocyanates

Method for masking polyisocyanates in emulsion

Method for the preparation of low-viscosity (poly) isocyanates

RHODIA OPERATIONS

Method for the purification of natural vanillin

Optimized process for extraction of ferulic acid with pretreatment

Method for the purification of natural vanillin

Method for preparing oxysulphide and fluorinated derivatives by sulphination

RHONE POULENC CHIMIE

Preparation of aromatic polyisocyanates

Preparation of aromatic polyisocyanates in gaseous phase

Production of 2,6-toluylene diisocyanate from a mixture comprising 2,6-toluylene diisocyanate and 2,4-toluylene diisocyanate

BERNARD JEAN-MARIE

Synthesis of biurets and isocyanates with alkoxysilane functions, formulations containing same and use thereof

Synthesis of acylureas and composition comprising acylureas

PERSTORP FRANCE

Synthesis of biurets and isocyanates with alkoxysilane functions, formulations containing same and use thereof

PERRET NICOLAS

Use of a piston reactor to implement a phosgenation process