Rhone-Poulenc Specialities Chimiques
225Patents
0Active
225Granted
42Portfolio score
Filing activity: Feb 1, 1982 → Jul 8, 1992
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4977213A | Moulding compositions comprised of semirigid, fatty acid copolyamides, elastomers and optionally conventional polyamides | Chemistry; Metallurgy | 57 | Expired |
| US4624900A | Aqueous polysiloxane emulsions for anti-adhesive/water-repellent coatings | Emerging Cross-Sectional Technologies | 55 | Expired |
| US4430173A | Additive composition, bath and process for acid copper electroplating | Chemistry; Metallurgy | 49 | Expired |
| US4740582A | Homogeneous, flexible block copolyetheramide having oxyalkylene units | Chemistry; Metallurgy | 47 | Expired |
| US4786325A | Cerium/rare earth polishing compositions | Chemistry; Metallurgy | 42 | Expired |
| US4799549A | Gel-forming aqueous microemulsions for soil stabilization | Emerging Cross-Sectional Technologies | 42 | Expired |
| US4412073A | Isocyanurate preparation by catalytic, aminosilyl initiated cyclotrimerization of isocyanates | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4525565A | Single component organopolysiloxane compositions containing silanes with acyloxy or ketoniminoxy groups as cross linking agents and organic derivatives of titanium or zirconium as catalysts | Emerging Cross-Sectional Technologies | 38 | Expired |
| US4565635A | Flocculation of aqueous media with novel flocculating adjuvant | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4661330A | Process for the preparation of cerium oxide particulates | Emerging Cross-Sectional Technologies | 37 | Expired |
| US4734099A | Elastomeric silicone depilatory | Human Necessities | 36 | Expired |
| US4689252A | Polysilazane composition which can crosslink in the presence of a metal compound catalyzing a hydrosilylation reaction | Chemistry; Metallurgy | 36 | Expired |
| US4673663A | Catalyst support and process for preparing same | Performing Operations; Transporting | 35 | Expired |
| US4529718A | Alumina coating compositions for catalyst supports and process for their formulation | Performing Operations; Transporting | 35 | Expired |
| US4548734A | Water soluble gum/polymer compositions and hydrosols prepared therefrom | Chemistry; Metallurgy | 34 | Expired |
| US4525515A | Storage-stable, pumpable concentrated suspensions of water-soluble polymers | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4722988A | Organopolysilazane composition containing free radical generators and capable of being crosslinked by an energy input | Physics | 32 | Expired |
| US4601755A | Cerium based glass polishing compositions | Chemistry; Metallurgy | 32 | Expired |
| US5066420A | Production of silica colloids | Chemistry; Metallurgy | 32 | Expired |
| US4867972A | Novel surface-active compositions containing polydicarboxylic acid polymer and surfactant | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4726938A | Liquid/liquid extraction/purification of impure solutions of rare earth values | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4788045A | Stabilized zirconia a process for its preparation and its application in ceramic compositions | Chemistry; Metallurgy | 30 | Expired |
| US4699813A | Platinum/alkenylcyclohexene complexes useful for hydrosilylation catalysis | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4636353A | Novel neodymium/iron alloys | Chemistry; Metallurgy | 29 | Expired |
| US4640939A | Organopolysiloxane compositions for antiadhesive/release coatings | Emerging Cross-Sectional Technologies | 28 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.