초록

Poly(arylene sulfide) compositions are disclosed having a combination of good cracking resistance and electrical insulation resistance. Such compositions have a variety of uses including uses in molded electrical components.

대표청구항 ▼

A composition comprising: (a) in the range of about 30 to about 80 weight percent poly(arylene sulfide), based on the total weight of the composition, (b) a reinforcing material, (c) in the range of about 0.5 to about 10 weight percent low density polyethylene, based on the total weight of the compo

A composition comprising: (a) in the range of about 30 to about 80 weight percent poly(arylene sulfide), based on the total weight of the composition, (b) a reinforcing material, (c) in the range of about 0.5 to about 10 weight percent low density polyethylene, based on the total weight of the composition, and (d) at least one organosilane represented by the general formula: [Figure] where R1 and R2 are individually selected from the group consisting of hydrogen, alkyl, alkaryl, aminoalkyl, carboxyalkylaminoalkyl, aryl, aralkyl, carbamoyl, hydroxyalkyl, and vinylaralkylaminoalkyl grops containing 1 to 10 carbon atoms, and where R1 and R2 also may be joined by a valance bond to form a cyclic structure of from 5 to 16 atoms including the nitrogen atom therein, R3 and R4 are individually selected from the group consisting of alkyl and cycloalkyl groups containing 1 to 6 carbon atoms, Q is a divalent hydrocarbon radical containing from 1 to 18 carbon atoms, and y is 0, 1, or 2, wherein said composition provides an electrical insulation resistance of at least 1.0×1109 ohms, and said composition provides good crack resistance.