High performance thermoplastic compositions with improved melt flow properties

A thermoplastic resin composition comprising, based upon the total weight of the composition, about 0.1 wt % to about 50 wt % of an unfunctionalized poly(arylene ether) having an intrinsic viscosity of about 0.10 to about 0.15 dl/g, as measured in chloroform at 25° C., wherein the poly(arylene ether) polymer comprises a plurality of structural units of the formula (XII)

• 24
• wherein each Q1 is independently a halogen, primary or secondary lower alkyl having one to four carbon atoms, phenyl, haloalkyl, aminoalkyl, hydrocarbonoxy, or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms;
• each Q2 is independently a hydrogen, halogen, primary or secondary lower alkyl, phenyl, haloalkyl, hydrocarbonoxy or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms;
• and n is less than 50;
• about 40 wt % to about 99.9 wt % of a high Tg amorphous thermoplastic polymer resin, wherein the high Tg amorphous thermoplastic polymer resin comprises structural units of the formula (V)
• 25
• wherein T is —O— or a group of the formula —O-Z-O— wherein the divalent bonds of the —O— or the —O-Z-O— group are in the 3,3′, 3,4′, 4,3′, or the 4,4′ positions;
• and wherein Z is one or more of the divalent radicals of formula (III):
• 26
• R is a divalent organic radical selected from the group consisting of (a) aromatic hydrocarbon radicals having about 6 to about 20 carbon atoms or halogenated derivatives thereof, (b) straight or branched chain alkylene radicals having about 2 to about 20 carbon atoms;
• (c) cycloalkylene radicals having about 3 to about 20 carbon atoms, and (d) divalent radicals of the formula (IV)
• 27
• wherein Q is a divalent moiety selected from the group consisting of —O—, —S—, —C(O)—, —SO2—, CyH2y—, CyH2y-2—, and halogenated derivatives thereof, wherein y is an integer from 1 to 10;
• and
• an additive.

A thermoplastic resin composition consisting essentially of, based upon the total weight of the composition, about 0.1 wt % to about 50 wt % of an unfunctionalized poly(arylene ether) having an intrinsic viscosity of about 0.10 to about 0.15 dl/g, as measured in chloroform at 25° C., wherein the poly(arylene ether) polymer comprises a plurality of structural units of the formula (XII)

• 31
• wherein each Q1 is independently a halogen, primary or secondary lower alkyl having from one to four carbon atoms, phenyl, haloalkyl, aminoalkyl, hydrocarbonoxy, or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms;
• each Q2 is independently a hydrogen, halogen, primary or secondary lower alkyl, phenyl, haloalkyl, hydrocarbonoxy or halohydrocarbonoxy wherein at least two carbon atoms separate the halogen and oxygen atoms;
• and n is less than 50;
• and
• about 40 wt % to about 99.9 wt % of a high Tg amorphous thermoplastic polymer resin, wherein the high Tg amorphous thermoplastic polymer resin comprises structural units of the formula (V)
• 32
• wherein T is —O— or a group of the formula —O-Z-O— wherein the divalent bonds of the —O— or the —O-Z-O— group are in the 3,3′, 3,4′, 4,3′, or the 4,4′ positions;
• and wherein Z is one or more of the divalent radicals of formula (III):
• 33
• R is a divalent organic radical selected from the group consisting of (a) aromatic hydrocarbon radicals having about 6 to about 20 carbon atoms or halogenated derivatives thereof, (b) straight or branched chain alkylene radicals having about 2 to about 20 carbon atoms;
• (c) cycloalkylene radicals having about 3 to about 20 carbon atoms, and (d) divalent radicals of the formula (IV)
• 34
• wherein Q is a divalent moiety selected from the group consisting of —O—, —S—, —C(O)—, —SO2—, CyH2y—, CyH2y-2—, and halogenated derivatives thereof, wherein y is an integer from 1 to 10.

A thermoplastic resin composition, consisting essentially of, based upon the total weight of the composition

• about 40 wt % to about 99.9 wt % of a high Tg amorphous thermoplastic polymer resin selected from the group consisting of poly(imide) polymers, poly (amide imide) polymers, poly(sulfone) polymers, poly(ether sulfone) polymers, poly(etherimide) polymers and combinations of the foregoing resins;
• about 0.1 wt % to about 50 wt % of an unfunctionalized poly(arylene ether) having an intrinsic viscosity of about 0.10 to about 0.15 dl/g, as measured in chloroform at 25° C.;
• and
• an additive.