Inventor · disambiguated record
William J. Layman, Jr.
Also filed as: LAYMAN JR WILLIAM J · LAYMAN WILLIAM J · LAYMAN WILLIAM J JR
26 granted patents·9 pending applications·101 citations·filing 1994–2025
95Inventor score
Files withALBEMARLE CORP21LAYMAN JR WILLIAM J10KUMAR GOVINDARAJULU2ALBEMARIE CORP1HICKORY SPRINGS MFG CO1
Top patents by PatentIndex Score
35 records- 0190US12234304B2Process and catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerizationALBEMARLE CORP·Filed 2023·Granted Feb 25, 2025·0 cites·9 claims
- 0288US8575225B2Use of low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates as flame retardants in polyurethane or polyisocyanurate foamsLAYMAN JR WILLIAM J·Filed 2008·Granted Nov 5, 2013·8 cites·7 claims
- 0387US8350074B2Low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates with high ortho alkylationALBEMARLE CORP·Filed 2011·Granted Jan 8, 2013·5 cites·8 claims
- 0486US11591420B2Process and catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerizationALBEMARLE CORP·Filed 2017·Granted Feb 28, 2023·1 cites·15 claims
- 0586US8796388B2Low molecular weight brominated polymers and their use in thermoplastic formulationsLAYMAN JR WILLIAM J·Filed 2008·Granted Aug 5, 2014·7 cites·28 claims
- 0685US8420876B2Adducts, adducts and oligomers, or adducts, oligomers and low molecular weight polymers, and their preparationLAYMAN JR WILLIAM J·Filed 2008·Granted Apr 16, 2013·6 cites·25 claims
- 0782US8993684B2Low molecular weight brominated polymers, processes for their manufacture and their use in thermoplastic formulationsLAYMAN JR WILLIAM J·Filed 2008·Granted Mar 31, 2015·5 cites·11 claims
- 0879US11739170B2Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefromALBEMARLE CORP·Filed 2021·Granted Aug 29, 2023·0 cites·22 claims
- 0979US8143433B2Low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates with high ortho alkylationLAYMAN JR WILLIAM J·Filed 2007·Granted Mar 27, 2012·4 cites·5 claims
- 1078US11667736B2Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefromALBEMARLE CORP·Filed 2021·Granted Jun 6, 2023·0 cites·20 claims
- 1176US8476373B2Branched and star-branched styrene polymers, telomers, and adducts, their synthesis, their bromination, and their usesLAYMAN JR WILLIAM J·Filed 2009·Granted Jul 2, 2013·4 cites·9 claims
- 1273US2025179225A1Process and catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerizationALBEMARLE CORP·Filed 2025·Application pending·0 cites
- 1370US5777169AProduction of high purity alkali metal diarylphosphide and cycloalkyldiarylphosphinesALBEMARLE CORP·Filed 1997·Granted Jul 7, 1998·14 cites·25 claims
- 1470US5466867AMethod for producing [S,S]-ethylenediamine-N,N'-disuccinic acid from its calcium saltALBEMARLE CORP·Filed 1994·Granted Nov 14, 1995·11 cites·16 claims
- 1569US2025179233A1Process and catalysts for hydrogen mediated anionic copolymerization of conjugated dienes and liquid copolymers thereofALBEMARLE CORP·Filed 2023·Application pending·0 cites
- 1668US8802787B2Bromination of low molecular weight aromatic polymer compositionsLAYMAN JR WILLIAM J·Filed 2010·Granted Aug 12, 2014·2 cites·17 claims
- 1767US10941226B2Process and hydrocarbon soluble saline hydride catalyst for hydrogen mediated saline hydride initiated anionic chain transfer polymerization and polymer distribution compositions produced therefromALBEMARLE CORP·Filed 2017·Granted Mar 9, 2021·0 cites·19 claims
- 1866US5866720AProduction of high purity alkali metal diarylphosphide and cycloalkyldiarylphosphinesALBEMARLE CORP·Filed 1998·Granted Feb 2, 1999·12 cites·14 claims
- 1963US8933159B2Brominated flame retardants and precursors thereforLAYMAN JR WILLIAM J·Filed 2009·Granted Jan 13, 2015·1 cites·26 claims
- 2063US6096920APreparation of carboxylic compounds and their derivativesALBEMARLE CORP·Filed 1998·Granted Aug 1, 2000·10 cites·181 claims
- 2162US8822743B2Adducts, adducts and oligomers, or adducts, oligomers and low molecular weight polymers, and their preparationALBEMARLE CORP·Filed 2013·Granted Sep 2, 2014·0 cites·11 claims
- 2262US2024034825A1Process and catalysts for hydrogen mediated anionic polymerization of conjugated dienes and liquid polymers thereofALBEMARLE CORP·Filed 2021·Application pending·0 cites
- 2361US2014179811A1Use of low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates as flame retardants in polyurethane or polyisocyanurate foamsHICKORY SPRINGS MFG CO·Filed 2013·Application pending·0 cites
- 2459US9914830B2Low molecular weight brominated polymers, processes for their manufacture and their use in thermoplastic formulationsALBEMARLE CORP·Filed 2015·Granted Mar 13, 2018·0 cites·17 claims
- 2559US8642821B2Bromination of telomer mixtures derived from toluene and styreneLAYMAN JR WILLIAM J·Filed 2009·Granted Feb 4, 2014·1 cites·17 claims
- 2654US8344171B2Process for making dihydrocarbyl hydrocarbonphosphonatesALBEMARLE CORP·Filed 2008·Granted Jan 1, 2013·0 cites·13 claims
- 2754US5648578APreparation of polyalkylated cyclopentadienes from isobornyl carboxylatesALBEMARLE CORP·Filed 1995·Granted Jul 15, 1997·5 cites·10 claims
- 2854US5550285AMethod for producing calcium salts of [S,S]-ethylenediamine-N,N'-disuccinic acidALBEMARLE CORP·Filed 1994·Granted Aug 27, 1996·5 cites·14 claims
- 2951US8648140B2Toluene and styrene derived telomer distributions and brominated flame retardants produced therefromLAYMAN JR WILLIAM J·Filed 2009·Granted Feb 11, 2014·0 cites·22 claims
- 3046US2011237144A1Phosphorus flame retardants and applications thereforALBEMARLE CORP·Filed 2009·Application pending·0 cites
- 3146US2010267871A1Organophosphonate oligomersALBEMARLE CORP·Filed 2008·Application pending·0 cites
- 3239US8753554B2Pelletized low molecular weight brominated aromatic polymer compositionsKUMAR GOVINDARAJULU·Filed 2010·Granted Jun 17, 2014·0 cites·7 claims
- 3339US2010130654A1Use of low triphenylphosphate, high phosphorous content isopropyl phenyl phosphates as flame retardants in resinsALBEMARIE CORP·Filed 2008·Application pending·0 cites
- 3437US2008096989A1Flame Retardant Expanded Polystyrene Foam CompositionsALBEMARLE CORP·Filed 2004·Application pending·0 cites
- 3533US2012041115A1Pelletized Low Molecular Weight Brominated Aromatic Polymer CompositionsKUMAR GOVINDARAJULU·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →