Inventor · disambiguated record
Hans-Peter Brack
Also filed as: BRACK HANS PETER
39 granted patents·9 pending applications·964 citations·filing 2001–2018
98Inventor score
Files withGEN ELECTRIC18SABIC INNOVATIVE PLASTICS IP15SULZER CHEMTECH AG3BELFADHEL HATEM ABDALLAH2BRACK HANS-PETER2
Top patents by PatentIndex Score
48 records- 0198US6504002B1Process for the production of branched melt polycarbonate by late addition of fries-inducing catalystGEN ELECTRIC·Filed 2001·Granted Jan 7, 2003·148 cites·89 claims
- 0298US6437083B1Process for preparing branched aromatic polycarbonatesGEN ELECTRIC·Filed 2001·Granted Aug 20, 2002·246 cites·46 claims
- 0396US6706846B2Method for end-capping polycarbonate resins and composition for use in sameGEN ELECTRIC·Filed 2001·Granted Mar 16, 2004·63 cites·47 claims
- 0495US6747119B2Method and system for preparing a polycarbonate, copolymerization reagent and polycarbonateGEN ELECTRIC·Filed 2002·Granted Jun 8, 2004·53 cites·112 claims
- 0595US6710156B2Method for end-capping polycarbonate resins and composition for use in sameGEN ELECTRIC·Filed 2002·Granted Mar 23, 2004·47 cites·47 claims
- 0695US6500914B1Method for end-capping polycarbonate resins and composition for use in sameGEN ELECTRIC·Filed 2001·Granted Dec 31, 2002·59 cites·46 claims
- 0794US6525163B1Process for the production of polycarbonateGEN ELECTRIC·Filed 2001·Granted Feb 25, 2003·53 cites·23 claims
- 0893US6734277B2Method of enhancing pit replication in optical disksGEN ELECTRIC·Filed 2002·Granted May 11, 2004·47 cites·29 claims
- 0992US6590068B2Reduction of reaction by-products in polycarbonate resinsGEN ELECTRIC·Filed 2001·Granted Jul 8, 2003·45 cites·20 claims
- 1091US6486294B1Production of poly(carbonate-co-ester) copolymersGEN ELECTRIC·Filed 2002·Granted Nov 26, 2002·34 cites·70 claims
- 1190US8426532B2Polycarbonate graft copolymersHUANG RUBIN·Filed 2010·Granted Apr 23, 2013·14 cites·7 claims
- 1289US7645851B2Polycarbonate with reduced colorSABIC INNOVATIVE PLASTICS IP·Filed 2007·Granted Jan 12, 2010·9 cites·61 claims
- 1389US7619053B2Monomer solution for producing polycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Nov 17, 2009·11 cites·10 claims
- 1488US7547799B1Method for producing phenolic compoundSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Jun 16, 2009·12 cites·16 claims
- 1586US7671164B2Aliphatic polycarbonates, methods of making, and articles formed therefromSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Mar 2, 2010·9 cites·30 claims
- 1686US6653434B2Process for the production of polycarbonateGEN ELECTRIC·Filed 2001·Granted Nov 25, 2003·48 cites·16 claims
- 1784US7759456B2Branched polycarbonate resins and processes to prepare the sameSABIC INNOVATIVE PLASTICS IP·Filed 2007·Granted Jul 20, 2010·6 cites·24 claims
- 1883US7671165B2Method of forming polycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Mar 2, 2010·12 cites·29 claims
- 1982US7547749B2Triazine compounds, polymers comprising triazine structural units, and methodSABIC INNOVATIVE PLATICS IP B·Filed 2007·Granted Jun 16, 2009·3 cites·9 claims
- 2081US7541420B2Method for making molded polycarbonate articles with improved colorSABIC INNOVATIVE PLASTICS IP·Filed 2007·Granted Jun 2, 2009·4 cites·26 claims
- 2180US8058469B2Method for making carbamates, ureas and isocyanatesBELFADHEL HATEM ABDALLAH·Filed 2008·Granted Nov 15, 2011·4 cites·18 claims
- 2280US7834125B2Polycarbonates, compositions made therefrom, methods of manufacture thereof, and articles therefromSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Nov 16, 2010·4 cites·27 claims
- 2376US8273849B2Isosorbide-based polycarbonates, method of making, and articles formed therefromKAMPS JAN HENK·Filed 2010·Granted Sep 25, 2012·2 cites·21 claims
- 2475US9956500B2Liquid mixing collector and a method for its useSULZER CHEMTECH AG·Filed 2014·Granted May 1, 2018·3 cites·22 claims
- 2574US7235611B2Triazine compounds, polymers comprising triazine structural units, and methodGEN ELECTRIC·Filed 2003·Granted Jun 26, 2007·4 cites·6 claims
- 2673US7365149B2Equipment cleaning in the manufacture of polycarbonatesBRACK HANS-PETER·Filed 2005·Granted Apr 29, 2008·9 cites·28 claims
- 2770US10059799B2Method for stabilizing a condensed phase composition including a cyclic ester in a process of manufacturing a polyester or of lactideSULZER CHEMTECH AG·Filed 2015·Granted Aug 28, 2018·1 cites·14 claims
- 2868US6620902B2Process for preparing polycarbonate and apparatus for preparing polycarbonateGEN ELECTRIC·Filed 2002·Granted Sep 16, 2003·8 cites·14 claims
- 2967US7858728B2Polycarbonate resins method of manufacture, and articles formed therefromSABIC INNOVATIVE PLASTICS IP·Filed 2007·Granted Dec 28, 2010·1 cites·32 claims
- 3067US7674872B2Method of producing high molecular weight polymerSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Mar 9, 2010·1 cites·25 claims
- 3165US7863404B2Method of making isosorbide polycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Jan 4, 2011·1 cites·22 claims
- 3263US7977447B2Method for making carbonates and estersSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Jul 12, 2011·0 cites·26 claims
- 3355US7259223B2Process for the production of polycarbonateGEN ELECTRIC·Filed 2004·Granted Aug 21, 2007·2 cites·13 claims
- 3454US10066054B2Continuous method for manufacturing a polyester from cyclic ester monomerSULZER CHEMTECH AG·Filed 2015·Granted Sep 4, 2018·0 cites·19 claims
- 3550US10745332B2Process for purifying a crude composition including a monoterpene compound, such as a monocyclic monoterpene alcohol, by layer melt crystallizationSULZER MANAGEMENT AG·Filed 2018·Granted Aug 18, 2020·0 cites·15 claims
- 3650US2012053342A1Method for making carbamates, ureas and isocyanatesBELFADHEL HATEM ABDALLAH·Filed 2011·Application pending·0 cites
- 3748US8309275B2Membrane electrode assembly (MEA), method for its manufacturing and a method for preparing a membrane to be assembled in a MEABRACK HANS-PETER·Filed 2004·Granted Nov 13, 2012·1 cites·15 claims
- 3848US2008287640A1Process for the production of polycarbonate using an ester substituted diaryl carbonateGEN ELECTRIC·Filed 2007·Application pending·0 cites
- 3948US2003078347A1Triazine compounds, polymers comprising triazine structural units, and methodGEN ELECTRIC·Filed 2001·Application pending·0 cites
- 4047US2011077377A1Method of Making Isosorbide PolycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2010·Application pending·0 cites
- 4144US7105626B2Method for incorporating alkyl ester endgroups to improve the release properties of melt polycarbonateGEN ELECTRIC·Filed 2004·Granted Sep 12, 2006·0 cites·35 claims
- 4242US7615605B2Monomer solution for producing polycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2008·Granted Nov 10, 2009·0 cites·35 claims
- 4342US2002132957A1Process for the production of polycarbonateFiled 2001·Application pending·0 cites
- 4441US7601794B2Monomer solution for producing polycarbonateSABIC INNOVATIVE PLASTICS IP·Filed 2007·Granted Oct 13, 2009·0 cites·25 claims
- 4539US2003120025A1Process for the production of polycarbonateFiled 2002·Application pending·0 cites
- 4639US2002128425A1Process for the production of polycarbonateGEN ELECTRIC·Filed 2001·Application pending·0 cites
- 4738US2003060575A1Polycarbonates suitable for use in optical articlesFiled 2001·Application pending·0 cites
- 4832US2006234062A1Method for grafting a chemical compound to a support substrateSCHERRER INST PAUL·Filed 2004·Application pending·0 cites
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