Polyamide resin composition having excellent electroless platability

Claim 2

The polyamide resin composition of Claim 1, which shows a bar flow length, as a flowability index of a resin composition, of at least 100 mm, measured by flowing it in a cavity having a depth of 1 mm and a width of 20 mm at a resin temperature of 280° C, at a mold temperature of 130° C at an injection pressure of 1,100 kgf/cm², and has a flexural modulus of at least 70,000 kgf/cm² and a specific gravity of not more than 1.45.

Claim 3

A polyamide resin composition having excellent electroless platability, (A) which comprises; (a) a xylylene group-containing polyamide resin, (b) a modified polyphenylene ether resin obtained by reacting a polyphenylene resin with an unsaturated aliphatic carboxylic acid or an anhydride thereof, (c) at least one member selected from the group consisting of a carbon fiber and a glass fiber, (d) at least one member selected from the group consisting of a potassium titanate fiber, wollastonite and calcined kaolin, and (e) a hydrogenated, A-B-A type block copolymer elastomer, in which each of A's is a polymer block of a vinyl aromatic hydrocarbon and B is a polymer block of a conjugated diene hydrocarbon, (B) wherein per 100 parts by weight of the above components (a) and (b), the amount of the component (a) is 30 to 80 parts by weight, the amount of the component (b) is 70 to 20 parts by weight, the amount of the component (c) is 5 to 30 parts by weight, the amount of the component (d) is 5 to 25 parts by weight, and the amount of the component (e) is 1 to 15 parts by weight.

Claim 4

The polyamide resin composition of Claim 3, which shows a bar flow length, as a flowability index of a resin composition, of at least 100 mm, measured by flowing it in a cavity having a depth of 1 mm and a width of 20 mm at a resin temperature of 280° C, at a mold temperature of 130° C at an injection pressure of 1,100 kgf/cm², and has a flexural modulus of at least 70,000 kgf/cm² and a specific gravity of not more than 1.45.

Claim 5

A polyamide resin composition having excellent electroless platability, (A) which comprises; (a′) a polyamide resin containing 40 to 99 % by weight of a xylylene group-containing polyamide resin and 60 to 1 % by weight of polyamide 66, (b) a modified polyphenylene ether resin obtained by reacting a polyphenylene resin with an unsaturated aliphatic carboxylic acid or an anhydride thereof, (c) at least one member selected from the group consisting of a carbon fiber and a glass fiber, and (d) at least one member selected from the group consisting of a potassium titanate fiber, wollastonite and calcined kaolin, (B) wherein per 100 parts by weight of the above components (a′) and (b), the amount of the component (a′) is 30 to 80 parts by weight, the amount of the component (b) is 70 to 20 parts by weight, the amount of the component (c) is 5 to 30 parts by weight, and the amount of the component (d) is 5 to 25 parts by weight.

Claim 6

The polyamide resin composition of Claim 5, which shows a bar flow length, as a flowability index of a resin composition, of at least 100 mm, measured by flowing it in a cavity having a depth of 1 mm and a width of 20 mm at a resin temperature of 280° C, at a mold temperature of 130° C at an injection pressure of 1,100 kgf/cm², and has a flexural modulus of at least 70,000 kgf/cm² and a specific gravity of not more than 1.45.

Claim 7

A polyamide resin composition having excellent electroless platability, (A) which comprises (a′) a polyamide resin containing 40 to 99 % by weight of a xylylene group-containing polyamide resin and 60 to 1 % by weight of polyamide 66, (b) a modified polyphenylene ether resin obtained by reacting a polyphenylene resin with an unsaturated aliphatic carboxylic acid or an anhydride thereof, (c) at least one member selected from the group consisting of a carbon fiber and a glass fiber, (d) at least one member selected from the group consisting of a potassium titanate fiber, wollastonite and calcined kaolin, (e) a hydrogenated, A-B-A type block copolymer elastomer, in which each of A's is a polymer block of a vinyl aromatic hydrocarbon and B is a polymer block of a conjugated diene hydrocarbon, (B) wherein per 100 parts by weight of the above components (a′) and (b), the amount of the component (a′) is 30 to 80 parts by weight, the amount of the component (b) is 70 to 20 parts by weight, the amount of the component (c) is 5 to 30 parts by weight, the amount of the component (d) is 5 to 25 parts by weight, and the amount of the component (e) is 1 to 15 parts by weight.

Claim 8

The polyamide resin composition of Claim 7, which shows a bar flow length, as a flowability index of a resin composition, of at least 100 mm, measured by flowing it in a cavity having a depth of 1 mm and a width of 20 mm at a resin temperature of 280° C, at a mold temperature of 130° C at an injection pressure of 1,100 kgf/cm², and has a flexural modulus of at least 70,000 kgf/cm² and a specific gravity of not more than 1.45.

Claim 9

An electrolessly plated, shaped article of the polyamide resin composition recited in claim 1.

Claim 10

An electrolessly plated, shaped article of the polyamide resin composition recited in claim 3.

Claim 11

An electrolessly plated, shaped article of the polyamide resin composition recited in claim 5.

Claim 12

An electrolessly plated, shaped article of the polyamide resin composition recited in claim 7.