Inventor · disambiguated record
Matthias Weismantel
Also filed as: WEISMANTEL MATTHIAS
111 granted patents·25 pending applications·1,854 citations·filing 1998–2022
99Inventor score
Top patents by PatentIndex Score
136 records- 0198US7183360B2Method for crosslinking hydrogels with morpholine-2,3-dionesBASF AG·Filed 2002·Granted Feb 27, 2007·188 cites·13 claims
- 0298US6657015B1Method for the secondary cross-linking of hydrogels with 2-oxotetrahydro-1,3-oxazinesBASF AG·Filed 1999·Granted Dec 2, 2003·205 cites·16 claims
- 0398US6559239B1Method for the secondary cross-linking of hydrogels with N-acyl-2-oxazolidinonesBASF AG·Filed 1999·Granted May 6, 2003·223 cites·14 claims
- 0498US6472478B1Process for crosslinking hydrogels with bis- and poly-2- oxazolidinonesBASF AG·Filed 1999·Granted Oct 29, 2002·230 cites·15 claims
- 0598US6414214B1Mechanically stable hydrogel-forming polymersBASF AG·Filed 1999·Granted Jul 2, 2002·248 cites·29 claims
- 0697US6503979B1Method for cross-linking hydrogels with bis- and poly-2-oxazolidinonesBASF AG·Filed 1998·Granted Jan 7, 2003·173 cites·15 claims
- 0795US10648731B2Production method for producing water-absorbing polymer particles and belt dryerBASF SE·Filed 2016·Granted May 12, 2020·6 cites·21 claims
- 0894US10137432B2Process for producing water-absorbing polymer particlesBASF SE·Filed 2018·Granted Nov 27, 2018·6 cites·21 claims
- 0994US9822203B2Method for producing water-absorbing polymer particles with high swelling rate and high centrifuge retention capacity with simultaneously high permeability of the swollen gel bedBASF SE·Filed 2014·Granted Nov 21, 2017·30 cites·20 claims
- 1094US7199211B2(Meth)acrylic esters of polyalkoxylated trimethylolpropaneBASF AG·Filed 2003·Granted Apr 3, 2007·140 cites·31 claims
- 1193US7727586B2Production of water-absorbing polymeric particles by dropletization polymerization in the gas phaseBASF AG·Filed 2006·Granted Jun 1, 2010·27 cites·20 claims
- 1293US7405321B2(Meth)acrylic ester of alkenylene glycols and the use thereofBASF AG·Filed 2004·Granted Jul 29, 2008·31 cites·35 claims
- 1392US7259212B2(Meth)acrylic esters of polyalkoxylated trimethylolpropaneBASF AG·Filed 2003·Granted Aug 21, 2007·42 cites·27 claims
- 1491US8389658B2Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerizing droplets of a monomer solutionSTUEVEN UWE·Filed 2012·Granted Mar 5, 2013·8 cites·8 claims
- 1590US8124229B2Method for producing water-absorbent polymer particles with a higher permeability by polymerising droplets of a monomer solutionSTUEVEN UWE·Filed 2007·Granted Feb 28, 2012·15 cites·24 claims
- 1689US6831122B2Water-absorbing agent, method for the production and the utilization thereofBASF AG·Filed 2002·Granted Dec 14, 2004·26 cites·25 claims
- 1788US8349946B2Production of a water-absorbing resin to which a particulate additive is admixedBASF SE·Filed 2010·Granted Jan 8, 2013·6 cites·15 claims
- 1888US8258223B2Postcrosslinking of water-absorbing polymersRIEGEL ULRICH·Filed 2011·Granted Sep 4, 2012·5 cites·21 claims
- 1988US7967148B2Method for grading water-absorbent polymer particlesBASF SE·Filed 2007·Granted Jun 28, 2011·7 cites·17 claims
- 2087US10005064B2Process for producing water-absorbing polymer particlesBASF SE·Filed 2014·Granted Jun 26, 2018·4 cites·22 claims
- 2187US7786211B2Production of a water-absorbing resin to which a particulate additive is admixedBASF SE·Filed 2006·Granted Aug 31, 2010·8 cites·15 claims
- 2285US7951304B2Method for producing mechanically stable water-absorbent polymer particlesBASF SE·Filed 2007·Granted May 31, 2011·7 cites·15 claims
- 2384US8748000B2Method for producing water-absorbent polymer particles with a higher permeability by polymerizing droplets of a monomer solutionSTUEVEN UWE·Filed 2007·Granted Jun 10, 2014·6 cites·6 claims
- 2484US7981969B2Postcrosslinking of water-absorbing polymersBASF AG·Filed 2005·Granted Jul 19, 2011·6 cites·9 claims
- 2584US7553903B2Swellable hydrogel-forming polymers having a low fraction of finesBASF AG·Filed 2004·Granted Jun 30, 2009·43 cites·19 claims
- 2682US9480968B2Fluid-absorbent articlesBASF SE·Filed 2014·Granted Nov 1, 2016·14 cites·15 claims
- 2782US8575389B2Neutralization processWEISMANTEL MATTHIAS·Filed 2006·Granted Nov 5, 2013·4 cites·15 claims
- 2881US9327270B2Method for the continuous production of water absorbent polymer particlesBASF SE·Filed 2013·Granted May 3, 2016·2 cites·15 claims
- 2980US8592516B2Method for the production of water absorbing polymersWEISMANTEL MATTHIAS·Filed 2006·Granted Nov 26, 2013·6 cites·21 claims
- 3079US9328207B2Method for re-wetting surface post-cross-linked, water-absorbent polymer particlesFunk Rüdiger·Filed 2010·Granted May 3, 2016·2 cites·8 claims
- 3179US8789774B2Method for producing water-absorbing polymer particlesSTUEVEN UWE·Filed 2010·Granted Jul 29, 2014·2 cites·10 claims
- 3279US8202957B2Method for producing post-cured water-absorbent polymer particles with a higher absorption by polymerising droplets of a monomer solutionSTUEVEN UWE·Filed 2007·Granted Jun 19, 2012·5 cites·7 claims
- 3379US8183331B2Regulation of a process for producing water-absorbing polymer particles in a heated gas phaseLOESCH DENNIS·Filed 2007·Granted May 22, 2012·5 cites·10 claims
- 3479US8044158B2Method for the production of water-absorbing polymer articles by polymerizing drops of a monomer solutionBASF SE·Filed 2008·Granted Oct 25, 2011·4 cites·12 claims
- 3578US8138281B2Production of superabsorbent polymers on a continuous belt reactorWEISMANTEL MATTHIAS·Filed 2008·Granted Mar 20, 2012·5 cites·19 claims
- 3678US7947794B2Polymerization processBASF SE·Filed 2006·Granted May 24, 2011·4 cites·9 claims
- 3776US9238215B2Apparatus for the production of water absorbing polymersBASF SE·Filed 2013·Granted Jan 19, 2016·3 cites·6 claims
- 3876US8844729B2Method for grading water-absorbent polymer particlesBASF SE·Filed 2012·Granted Sep 30, 2014·3 cites·22 claims
- 3976US8534465B2Method for removing metallic impuritiesFUNK RUEDIGER·Filed 2009·Granted Sep 17, 2013·3 cites·17 claims
- 4075US8742026B2Process for producing water-absorbing polymer particles with improved permeabilityWEISMANTEL MATTHIAS·Filed 2012·Granted Jun 3, 2014·1 cites·13 claims
- 4175US8410222B2Method for producing water-absorbing polymer particlesFUNK RUEDIGER·Filed 2009·Granted Apr 2, 2013·2 cites·13 claims
- 4275US6107432AWater-swellable, hydrophilic polymer compositionsBASF AG·Filed 1998·Granted Aug 22, 2000·28 cites·9 claims
- 4374US8669410B2Fluid-absorbent articlesWEISMANTEL MATTHIAS·Filed 2009·Granted Mar 11, 2014·11 cites·13 claims
- 4474US8119755B2Process for producing water-absorbing polymer particlesWEISMANTEL MATTHIAS·Filed 2009·Granted Feb 21, 2012·3 cites·13 claims
- 4573US9029485B2Method for producing water-absorbing polymer particles by polymerizing droplets of a monomer solutionBASF SE·Filed 2013·Granted May 12, 2015·1 cites·8 claims
- 4673US8895800B2Fluid absorbent articlesWEISMANTEL MATTHIAS·Filed 2009·Granted Nov 25, 2014·9 cites·15 claims
- 4773US8104621B2Method for grading a particulate water-absorbing resinWEISMANTEL MATTHIAS·Filed 2005·Granted Jan 31, 2012·4 cites·19 claims
- 4872US12239947B2Method for the production of superabsorbentsBASF SE·Filed 2019·Granted Mar 4, 2025·0 cites·16 claims
- 4972US11933552B2Heat exchanger for heating gas and use of the heat exchangerBASF SE·Filed 2022·Granted Mar 19, 2024·0 cites·6 claims
- 5072US9574019B2Methods for producing water-absorbent foamed polymer particlesLOPEZ VILLANUEVA FRANCISCO JAVIER·Filed 2010·Granted Feb 21, 2017·1 cites·8 claims
Showing the top 50 of 136 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →