US 7,479,315 B2
	Material for fuel-system part and fuel-system part comprising the same
Tsutomu Tamura, Ohtsu (Japan); Tomohide Nakagawa, Ohtsu (Japan); Shoji Kouketsu, Tsuruga (Japan); Gaku Maruyama, Tsuruga (Japan); Daisuke Tsutsumi, Nishikasugai-gun (Japan); Junji Koizumi, Nishikasugai-gun (Japan); Katsushi Ito, Nishikasugai-gun (Japan); and Haruyasu Mizutani, Nishikasugai-gun (Japan)
Assigned to Toyo Boseki Kabushiki Kaisha, Osaka-Shi (Japan); and Toyoda Gosei Co., Ltd, Nishikasugai-Gun (Japan)
Appl. No. 10/537,917 PCT Filed Dec. 08, 2003, PCT No. PCT/JP03/15642 § 371(c)(1), (2), (4) Date Nov. 28, 2006, PCT Pub. No. WO2004/052964, PCT Pub. Date Jun. 24, 2004.
Claims priority of application No. 2002-358515 (JP), filed on Dec. 10, 2002; and application No. 2003-190330 (JP), filed on Jul. 02, 2003.
Prior Publication US 2007/0149706 A1, Jun. 28, 2007
Int. Cl. B29D 23/00 (2006.01); C08L 77/00 (2006.01); B32B 27/08 (2006.01)

U.S. Cl. 428—36.91  [138/137; 138/140; 138/141; 428/36.9; 428/36.92; 525/66; 525/183]

8 Claims

1. A material for a fuel system part, which comprises a resin composition comprising a polyamide resin (A) comprising, as an essential component, meta-xylylenediamine as a diamine component, wherein the polyamide resin (A) is selected from the group consisting of a polyamide resin comprising meta-xylylenediamine, cyclohexanedicarboxylic acid and adipic acid, a polyamide resin comprising meta-xylylenediamine, terephthalic acid and adipic acid, a copolymer thereof and a blend thereof, and a polyolefin resin (B) having a glass transition temperature lower than that of said polyamide resin (A) and a functional group capable of reacting with said polyamide resin (A), at a ratio of 25 -75 parts by weight relative to 100 parts by weight of said polyamide resin (A), wherein said polyamide resin (A) is a matrix component and said resin (B) is a domain component.