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Inventor:
Singh; Gurdial
Address:
Hockessin, DE
No. of patents:
8
Patents:












Patent Number Title Of Patent Date Issued
5136016 Melt-processible aromatic polyamide from N,N'-isophthaloyl bis lactam August 4, 1992
Melt-processible aromatic polyamides are obtained by reacting certain N,N'-isophthaloyl bis(lactam) compounds with certain aromatic diamines.
5094794 High performance aramid matrix composites March 10, 1992
Thermoprocessible aramid matrix polymer based composites have high flex and short beam shear strengths and low moisture uptake.
5077125 High performance aramid matrix composites December 31, 1991
Thermoprocessible aramid matrix polymer based composites have high flex and short beam shear strengths and low moisture uptake.
4999395 High performance aramid matrix composites March 12, 1991
Thermoprocessible aramid matrix polymer based composites have high flex and short beam shear strengths and low moisture uptake.
4038258 Antistatic composition containing an aliphatic polyester or polyether ester and a phosphonium sa July 26, 1977
Conductive compositions useful in imparting antistatic properties in filaments and other articles are provided, which comprise N-alkyl polycarbonamides, polyesters or polyetheresters having a Tg (NMR) less than 25.degree. C and from 0.02 to 35 weight percent of a phosphonium salt of
4035346 Conductive N-alkyl polyamide having units containing phosphonium sulfonate groups July 12, 1977
An antistatic synthetic polymer having a T.sub.g (NMR) of less than 25.degree. C., a log R.sub.s of less than 10 and containing phosphonium sulfonate groups can be used to improve the conductivity of synthetic fiber-forming polymers.
4006123 Conductive aliphatic polyester or polyetherester having units containing phosphonium sulfonate g February 1, 1977
An antistatic synthetic polymer having a T.sub.g (NMR) of less than 25.degree. C., a log R.sub.s of less than 10 and containing phosphonium sulfonate groups can be used to improve the conductivity of synthetic fiber-forming polymers.
4005057 Antistatic composition containing an N-alkyl polycarbonamide and a phosphonium salt January 25, 1977
Conductive compositions useful in imparting antistatic properties in filaments and other articles are provided, which comprise N-alkyl polycarbonamides, polyesters or polyetheresters having a Tg (NMR) less than 25.degree. C and from 0.02 to 35 weight percent of a phosphonium salt of










 
 
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