Inventor · disambiguated record
Rudolf Pfaendner
Also filed as: PFAENDNER RUDOLF
86 granted patents·31 pending applications·1,101 citations·filing 1990–2023
99Inventor score
Top patents by PatentIndex Score
117 records- 0197US10364340B2Use of organic oxyimides as radical generators in plastics, method for generating radicals in plastics and use of said methodFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Jul 30, 2019·9 cites·17 claims
- 0296US10544284B2Use of phosphorous-containing organic oxyimides as flame retardants and/or as stabilizers for plastics, flame-retardant and/or stabilized plastic compositions, method for the production thereof, moulded part, paint and coatingsFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Jan 28, 2020·9 cites·16 claims
- 0396US10450442B2Use of organic oxyimide salts as flame retardants, flame-retardant plastic compositions, method for the production thereof and moulded part, paint or coatingFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Oct 22, 2019·9 cites·15 claims
- 0496US10323136B2Use of hydroxybenzotriazole derivatives and/or hydroxy indazole derivatives as flame retardants for plastics and flameproof plastic moulded bodiesFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Jun 18, 2019·10 cites·8 claims
- 0595US10138354B2Polymer composition having delayed crystallization behavior, additive composition that influences the crystallization behavior, method for reducing the crystallization point and/or the crystallization speed, and use of an additive compositionFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Nov 27, 2018·125 cites·19 claims
- 0694US10370537B2Use of oxyimide-comprising copolymers or polymers as flame retardants, stabilisers, rheology modifiers for plastic materials, initiators for polymerisation- and grafting processes, crosslinking- or coupling agents and also plastic moulding compounds comprising such copolymers or polymersFRAUNHOFER GES FORSCHUNG·Filed 2015·Granted Aug 6, 2019·11 cites·20 claims
- 0794US8080613B2Process for the preparation of polyolefin nanocampositesMOAD GRAEME·Filed 2010·Granted Dec 20, 2011·18 cites·13 claims
- 0891US10781296B2Polymer composition having delayed crystallization behavior, additive composition that influences the crystallization behavior, method for lowering the crystallization point, and use of an additive compositionFRAUNHOFER GES FORSCHUNG·Filed 2016·Granted Sep 22, 2020·7 cites·18 claims
- 0990US10214631B2Polymer composition with improved long-term stability, moulded parts produced herefrom and also purposes of useFRAUNHOFER GES FORSCHUNG·Filed 2013·Granted Feb 26, 2019·10 cites·18 claims
- 1090US7579411B2Process for the controlled increase in the molecular weight of polyethylenesCIBA SC HOLDING AG·Filed 2008·Granted Aug 25, 2009·7 cites·1 claims
- 1190US6469078B1Molecular weight increase and modification of polycondensatesCIBA SC HOLDING AG·Filed 2000·Granted Oct 22, 2002·34 cites·14 claims
- 1290US6265533B1Increasing the molecular weight of polyestersCIBA SC HOLDING AG·Filed 1999·Granted Jul 24, 2001·66 cites·13 claims
- 1389US11407720B2Compounds having a stabilizing effect, method for producing said compounds, composition containing said stabilizing compounds, and uses of the compoundsFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Aug 9, 2022·4 cites·13 claims
- 1489US7030196B2Process for reducing the molecular weight of polypropyleneCIBA SC HOLDING AG·Filed 2001·Granted Apr 18, 2006·22 cites·15 claims
- 1589US6610765B1Synthetic polymers comprising additive blends with enhanced effectCIBA SC HOLDING AG·Filed 2000·Granted Aug 26, 2003·44 cites·16 claims
- 1688US7288585B2Acrylic dispersing agents in nanocompositesPOLYMERS AUSTRALIA PTY LTD·Filed 2004·Granted Oct 30, 2007·28 cites·18 claims
- 1787US11591450B2Method for stabilizing halogen-free thermoplastic recyclates, stabilized plastic compositions, and molding compounds and molded parts produced therefromFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Feb 28, 2023·5 cites·19 claims
- 1885US11292859B2Method for producing a polymer by nitroxyl-controlled polymerisation, and polymerFRAUNHOFER GES FORSCHUNG·Filed 2017·Granted Apr 5, 2022·4 cites·18 claims
- 1985US5212278APolyarylene ethersCIBA GEIGY CORP·Filed 1990·Granted May 18, 1993·35 cites·17 claims
- 2083US6593403B1Additive mixture for improving the mechanical properties of polymersCIBA SC HOLDING AG·Filed 2000·Granted Jul 15, 2003·18 cites·11 claims
- 2183US5744554APolyester/polycarbonate blends having enhanced propertiesCIBA SC HOLDING AG·Filed 1995·Granted Apr 28, 1998·38 cites·13 claims
- 2282US11634560B2Efficient phosphorous stabilizers based on diphenylamine and heterocyclic diphenylamine derivativesFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Apr 25, 2023·3 cites·7 claims
- 2382US6251972B1Process for the stabilization of and stabilizer mixtures for single-material recycled plasticsCIBA SC HOLDING AG·Filed 1993·Granted Jun 26, 2001·26 cites·13 claims
- 2482US5807932AIncreasing the molecular weight of polycondensatesCIBA SC HOLDING AG·Filed 1995·Granted Sep 15, 1998·38 cites·14 claims
- 2581US7723412B2Stabilization of thermoplastic nanocompositesCIBA SC HOLDING AG·Filed 2004·Granted May 25, 2010·16 cites·10 claims
- 2680US10913743B2Use of organic oxyimides as flame retardant for plastic materials and also flame-retardant plastic material composition and moulded parts produced therefromFRAUNHOFER GES FORSCHUNG·Filed 2014·Granted Feb 9, 2021·7 cites·12 claims
- 2780US8686073B2Layered silicate flame retardant compositionsBASF SE·Filed 2013·Granted Apr 1, 2014·3 cites·9 claims
- 2880US5643985AProcess for the stabilization of and stabilizer mixtures for recycled plasticsCIBA GEIGY CORP·Filed 1993·Granted Jul 1, 1997·21 cites·18 claims
- 2979US11760865B2Halogen-free sulphonic acid ester and/or sulphinic acid ester as flame retardant, flame retardant synergists and radical generators in plasticsFRAUNHOFER GES FORSCHUNG·Filed 2018·Granted Sep 19, 2023·2 cites·13 claims
- 3078US7253232B2Thermoplastic compositions with enhanced melt flow and compatibilityCIBA SC HOLDING AG·Filed 2003·Granted Aug 7, 2007·11 cites·8 claims
- 3177US8247479B2Symmetric azo compounds in flame retardant compositionsROTH MICHAEL·Filed 2008·Granted Aug 21, 2012·2 cites·8 claims
- 3277US6949594B2Molecular weight modification of thermoplastic polymersCIBA SC HOLDING AG·Filed 2001·Granted Sep 27, 2005·12 cites·16 claims
- 3377US5789470AStabilized recycled plasticsCIBA SC HOLDING AG·Filed 1995·Granted Aug 4, 1998·30 cites·14 claims
- 3477US5270435APolyarylene ethersCIBA GEIGY CORP·Filed 1992·Granted Dec 14, 1993·23 cites·10 claims
- 3576US10221301B2Flame retardant compositionHUBER CORP J M·Filed 2014·Granted Mar 5, 2019·2 cites·19 claims
- 3675US6525158B1Process for the stabilization of a stabilizer mixtures for recycled plastic mixturesCIBA SC HOLDING AG·Filed 1993·Granted Feb 25, 2003·30 cites·3 claims
- 3775US5807966AIncrease in molecular weight of polycondensatesCIBA SC HOLDING AG·Filed 1995·Granted Sep 15, 1998·27 cites·16 claims
- 3874US6706824B1Process for increasing the molecular weight of polycondensatesCIBA SC HOLDING AG·Filed 2000·Granted Mar 16, 2004·11 cites·19 claims
- 3972US6521710B1Grafting of ethylenically unsaturated monomers onto polymersCIBA SC HOLDING AG·Filed 1999·Granted Feb 18, 2003·26 cites·24 claims
- 4072US6133414ADecomposing polymers using NOR-HALS compoundsCIBA SPECIALY CHEMICALS CORP·Filed 1997·Granted Oct 17, 2000·29 cites·8 claims
- 4170US7807757B2Functionalized polymersCIBA SC HOLDING AG·Filed 2007·Granted Oct 5, 2010·1 cites·13 claims
- 4270US7358365B2Process for the controlled increase in the molecular weight of polyethylenesCIBA SC HOLDING AG·Filed 2006·Granted Apr 15, 2008·1 cites·1 claims
- 4370US5693681AIncreasing the molecular weight of polyestersCIBA SC HOLDING AG·Filed 1995·Granted Dec 2, 1997·22 cites·11 claims
- 4470US2025154304A1Polymeric stabilizers based on methoxy-hydroxy benzoic acids, plastic composition, method for stabilizing a plastic composition, and stabilizer compositionFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
- 4569US5804623AProcess for the stabilization of and stablizer mixtures for recycled plasticsCIBA SC HOLDING AG·Filed 1996·Granted Sep 8, 1998·19 cites·21 claims
- 4669US2025250414A1Stabilised, transition-metal-containing plastics compositions, moulding compound or moulded part and use of a stabiliser composition for stabilising transition metal-containing plasticsFRAUNHOFER GES FORSCHUNG·Filed 2023·Application pending·0 cites
- 4768US5212264AModified polyarylene ether sulfonesCIBA GEIGY CORP·Filed 1992·Granted May 18, 1993·16 cites·14 claims
- 4867US12398256B2Method for stabilizing thermoplastic recyclates, stabilized plastic compositions, and molding compounds and molded parts produced therefromFRAUNHOFER GES FORSCHUNG·Filed 2020·Granted Aug 26, 2025·0 cites·28 claims
- 4967US7837899B2Dispersing agents in nanocompositesPOLYMERS AUSTRALIA PTY LTD·Filed 2004·Granted Nov 23, 2010·7 cites·15 claims
- 5067US7807764B2Composition and process for the controlled synthesis of block copolymersCIBA SC HOLDING AG·Filed 2009·Granted Oct 5, 2010·0 cites·6 claims
Showing the top 50 of 117 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →