Inventor · disambiguated record
Afif M. Nesheiwat
Also filed as: NESHEIWAT AFIF · NESHEIWAT AFIF M
30 granted patents·379 citations·filing 1982–1996
97Inventor score
Top patents by PatentIndex Score
30 records- 0191US4748231AReprecipitation of poly(arylene sulfide) to increase molecular weight thereofPHILLIPS PETROLEUM CO·Filed 1986·Granted May 31, 1988·47 cites·47 claims
- 0289US4767841AArylene sulfide polymer preparation from dehydrated admixture comprising sulfur source, cyclic amide solvent and waterPHILLIPS PETROLEUM CO·Filed 1987·Granted Aug 30, 1988·44 cites·12 claims
- 0388US4786711AP-phenylene sulfide polymer preparation with dehydrated mixture of alkali metal hydroxide and excess alkali metal bisulfidePHILLIPS PETROLEUM CO·Filed 1987·Granted Nov 22, 1988·38 cites·10 claims
- 0484US5126431AProduction and recovery of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resinsPHILLIPS PETROLEUM CO·Filed 1989·Granted Jun 30, 1992·31 cites·24 claims
- 0581US4730034ARecovering poly(arylene sulfide) oligomers from a poly(arylene sulfide) reaction mixturePHILLIPS PETROLEUM CO·Filed 1987·Granted Mar 8, 1988·27 cites·24 claims
- 0674US4801664AAcid wash of polyarylene sulfidesPHILLIPS PETROLEUM CO·Filed 1988·Granted Jan 31, 1989·20 cites·60 claims
- 0771US5314972AAcid wash of polyarylene sulfidesPHILLIPS PETROLEUM CO·Filed 1989·Granted May 24, 1994·19 cites·7 claims
- 0871US4529818AContinuous process for the production of alkali metal n-methylaminobutyratePHILLIPS PETROLEUM CO·Filed 1983·Granted Jul 16, 1985·9 cites·14 claims
- 0968US5037954AMethod to recover liquified poly(arylene sulfide) with separation agentPHILLIPS PETROLEUM CO·Filed 1989·Granted Aug 6, 1991·24 cites·21 claims
- 1067US4524200AGranular poly(arylene sulfide) recovery using evaporationPHILLIPS PETROLEUM CO·Filed 1984·Granted Jun 18, 1985·17 cites·23 claims
- 1167US4510316APurification of N-methylpyrrolidoneCLEARY JAMES W·Filed 1982·Granted Apr 9, 1985·7 cites·16 claims
- 1263US5008368APreparation of poly(arylene sulfide/sulfone) polymer with addition of water after polymerization is initiatedPHILLIPS PETROLEUM CO·Filed 1989·Granted Apr 16, 1991·12 cites·15 claims
- 1363US4877850ABuffer wash of polyarylene sulfidesPHILLIPS PETROLEUM CO·Filed 1988·Granted Oct 31, 1989·11 cites·62 claims
- 1456US5053486AProcess for preparing poly(arylene sulfide sulfone) with controlled ratio of alkali metal carboxylate to sulfur sourcePHILLIPS PETROLEUM CO·Filed 1989·Granted Oct 1, 1991·9 cites·13 claims
- 1555US5134224AAromatic sulfide/sulfone polymer productionPHILLIPS PETROLEUM CO·Filed 1991·Granted Jul 28, 1992·10 cites·18 claims
- 1652US5905137AProcess for preparing sulfur-containing polymersHOECHST AG·Filed 1996·Granted May 18, 1999·10 cites·20 claims
- 1749US5171831AProducing high molecular weight poly(arylene sulfide) polymers by adding second polar solvent prior to termination of polymerizationPHILLIPS PETROLEUM CO·Filed 1990·Granted Dec 15, 1992·7 cites·7 claims
- 1847US4963651AMethod to recover poly(arylene sulfide)s with vaporized liquidsPHILLIPS PETROLEUM CO·Filed 1989·Granted Oct 16, 1990·6 cites·13 claims
- 1946US5110901AHigher molecular weight arylene sulfide resin and process for its preparationPHILLIPS PETROLEUM CO·Filed 1990·Granted May 5, 1992·7 cites·58 claims
- 2041US5089597AMethod to recover granular poly(arylene sulfide ketone) and poly(arylene sulfide diketone)PHILLIPS PETROLEUM CO·Filed 1989·Granted Feb 18, 1992·9 cites·26 claims
- 2141US5045629AMethod to recover particulate poly(arylene) sulfides with vaporized separation agentPHILLIPS PETROLEUM CO·Filed 1989·Granted Sep 3, 1991·4 cites·16 claims
- 2235US5098992AMethod to recover high molecular weight poly(arylene sulfide) by reprecipitationPHILLIPS PETROLEUM CO·Filed 1991·Granted Mar 24, 1992·2 cites·10 claims
- 2334US5091509ARecovery of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resinsPHILLIPS PETROLEUM CO·Filed 1989·Granted Feb 25, 1992·1 cites·25 claims
- 2434US5053487AMethod to recover high molecular weight poly(arylene sulfide) by reprecipitationPHILLIPS PETROLEUM CO·Filed 1989·Granted Oct 1, 1991·2 cites·11 claims
- 2532US5045628AProduction and recovery of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resinsPHILLIPS PETROLEUM CO·Filed 1989·Granted Sep 3, 1991·1 cites·30 claims
- 2632US5003042APreparation of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resins having improved filterabilityPHILLIPS PETROLEUM CO·Filed 1989·Granted Mar 26, 1991·1 cites·21 claims
- 2732US4882418AWashing arylene sulfide polymers with water plus a reducing agentPHILLIPS PETROLEUM CO·Filed 1988·Granted Nov 21, 1989·1 cites·36 claims
- 2830US5041532AMethod of treating a poly(arylene sulfide/sulfone) resin, and composition of matter made in accordance therewithPHILLIPS PETROLEUM CO·Filed 1990·Granted Aug 20, 1991·0 cites·21 claims
- 2930US4958004AAromatic sulfide/sulfone polymer productionPHILLIPS PETROLEUM CO·Filed 1987·Granted Sep 18, 1990·2 cites·13 claims
- 3028US5328981ARecovery of poly(arylene sulfide ketone) and poly(arylene sulfide diketone) resinsNESHEIWAT AFIF M·Filed 1991·Granted Jul 12, 1994·1 cites·20 claims
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