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Dive into the research topics where Gerard Collas is active.

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Featured researches published by Gerard Collas.


Archive | 1989

Process for purifying styrene/vinylpyridine copolymer using supercritical carbon dioxide

Paul Bourrain; Gerard Collas; Jean-François Rostaing; François Sagi


Archive | 1989

Separation of toluene diisocyanate from the residues of the production thereof

Gerard Collas; Georges Gros; Ferenc Sagi


Archive | 1988

Process for the purification of styrene-vinyl pyridine copolymers by extraction, using a supercritical gas

Paul Bourrain; Gerard Collas; Jean-François Rostaing; François Sagi


Archive | 1988

Purification/isolation of isocyanate condensates

Andre Blind; Gerard Collas; Jean Robin; Ferenc Sagi


Archive | 1989

Process for the separation of toluene diisocyanate from its production residues

Gerard Collas; Georges Gros; Ferenc Sagi


Archive | 1993

PROCEDIMIENTO DE PURIFICACION Y AISLAMIENTO DE CONDENSADOS DE ISOCIANATOS CON CO2 LIQUIDO O SUPERCRITICO.

Andre Blind; Gerard Collas; Jean Robin; Ferenc Sagi


Archive | 1992

PROCEDIMIENTO DE SEPARACION DEL TOLUENO-DIISOCIANATO CONTENIDO EN LOS RESIDUOS DE SU FABRICACION.

Gerard Collas; Georges Gros; Ferenc Sagi


Archive | 1989

Verfahren zur trennung von toluoldiisocyanat aus seinen herstellungsrueckstaenden. A process for separation of toluene diisocyanate from his herstellungsrueckstaenden.

Gerard Collas; Georges Gros; Ferenc Sagi


Archive | 1989

Process for the separation of toluene diisocyanate contained in process residues

Georges Gross; Ferenc Sagi; Gerard Collas


Archive | 1989

Process for separation of toluene diisocyanate from his herstellungsrueckstaenden.

Gerard Collas; Georges Gros; Ferenc Sagi

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