Emmanuel Dos Santos, Pascal Mettvier, Michel Gubelmann: Process for treating a material comprising a polymer by hydrolysis. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis L, May 18, 1999: US05905168 (145 worldwide citation)

Process for the treatment of a material comprising a polymer, especially a polyamide. The process consists in subjecting the polyamide to hydrolysis in the presence of a hydrolyzing nitrous grouping and transforming the hydrolyzed compounds into diacids. The treatment of a polyamide 6.6 results in t ...

Etienne Fleury, Yvette Girardeau: Hydrosoluble/hydrodispersible polyesters and sizing of textile threads therewith. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis, March 1, 1994: US05290631 (100 worldwide citation)

Hydrosoluble/hydrodispersible polyester copolycondensates, well suited for the sizing of textile threads, comprise terephthalate, isophthalate, sulfoaryl dicarboxylate, ethylene glycol and polyoxyethylene glycol recurring structural units, have a glass transition temperature ranging from 15.degree. ...

Marie Madeleine Besnard, Fabrice Brenner, Magali Knipper: Insulating shaped articles comprising inorganic fibrous matrices and xanthan gum/cationic starch binders. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis, March 1, 1994: US05290350 (76 worldwide citation)

Physically/mechanically improved insulating shaped articles such as panels or plates, adapted to withstand very elevated temperatures, comprise an inorganic fiber matrix, e.g., a matrix of ceramic fibers, such inorganic fiber matrix containing at least one inorganic filler material, e.g., a mineral ...

Claude Bonnebat, Jean Pierre Quentin, Alain Morin: Highly oriented thermotropic optical disc member. Rhone Poulenc Chimie, Sherman and Shalloway, September 25, 1990: US04959252 (75 worldwide citation)

Rigid, dimensionally stable, essentially circular and planar, axially injection-molded disc members, well adapted as support substrates for radiation sensitive layers for optical discs, e.g., laser discs, comprise radially molecularly oriented thermotropic polymers and such disc members have a radia ...

Yvonick Chevallier, Jean Claude Morawski: Precipitated silica having improved morphological characteristics and process for the production thereof. Rhone Poulenc Chimie de Base, Finnegan Henderson Farabow Garrett & Dunner, May 20, 1986: US04590052 (72 worldwide citation)

A precipitated silica having improved morphological characteristics and a process for making precipitated silica. In the precipitated silica of the present invention, the ratio of DBP oil index/CTAB specific surface area is between:

Jean V Morelle, Eliane Lauzanne Morelle: Antisudoral composition comprising dibasic aluminium salts of acylated amino acids. Rhone Poulenc Chimie, Lucas & Just, November 19, 1991: US05066487 (72 worldwide citation)

Dibasic aluminium salts of acylated amino acids having the formula ##STR1## (R.dbd.C.sub.5 --C.sub.10 hydrocarbon, R' is the main chain of the illustrated .alpha.-amino-acid) have antisudoral properties. R' may be such that the .alpha.-aminoacid is singular, e.g. lysine, glycine or aspartic acid, or ...

Rose Marie Ferrero, Roland Jacquot: Process for the synthesis of aldehydes and their derivatives and catalyst for use thereof. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis, December 19, 1995: US05476827 (68 worldwide citation)

A process for the preparation of aldehydes by hydrogen reduction of carboxylic acids, esters or anhydrides, characterized in that the reduction conducted in the vapor phase, in the presence of a bimetallic catalyst of the ruthenium/tin type.

Paul Joel Derian, Claudie Willemin: Free-flowing pseudoplastic cosmetic compositions/suspensions. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis L, September 17, 1996: US05556628 (61 worldwide citation)

Storage-stable, pseudoplastic free-flowing cosmetic compositions/formulations, for example shampoos, shower and exfoliating gels and hair lotions, comprise a stable and homogeneous suspension, in water, of water-insoluble particulates, and which further comprise at least one anionic surfactant, at l ...

Jacques Cavezzan, Christian Priou: Cationically crosslinkable polyorganosiloxanes and antiadhesive coatings produced therefrom. Rhone Poulenc Chimie, Burns Doane Swecker & Mathis, August 23, 1994: US05340898 (56 worldwide citation)

Cationically crosslinkable polyorganosiloxane compositions, well suited for providing antiadhesive coatings on a wide variety of shaped substrates via the photochemical/electron beam crosslinking thereof, include a catalytically effective amount of an onium borate of an element of Groups 15 to 17 of ...

Dominique Charmot, Christine Vidil: Magnetizable composite microspheres of hydrophobic crosslinked polymer, process for preparing them and their application in biology. Rhone Poulenc Chimie, Finnegan Henderson Farabow Garrett & Dunner, October 18, 1994: US05356713 (54 worldwide citation)

Magnetizable composite microspheres approximately from 0.05 to 10 .mu.m in diameter, comprising a core of magnetizable particles and a shell of a hydrophobic crosslinked copolymer formed from a vinylaromatic monomer and a crosslinking emulsifying polymer. The microspheres are obtained by the pre-emu ...