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US 11,685,833 B2Granted
Polyamide composition and molded article made of the same with improved mechanical strength and reduced weight
AssigneesHyundai Motor Company, Kia Motors Corporation, KTP Industries, Inc.
InventorsSeul Yi, Boo Youn An, Dae Sik Kim, In Soo Han, Kyeong Hoon Jang, Jin Gi Ahn, Byung Seok Kong, Seong Won Seo
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Abstract
Disclosed herein are a polyamide composition and a molded article made of the same with improved mechanical strength and reduced weight. The molded article may include the polyamide composition that includes high flowable polyamide and polyphthalamide and a small-diameter fiber, thereby resulting in an improvement in mechanical strength while achieving excellent surface properties and high weight reduction.
Claims7
A polyamide composition comprising:
- a primary resin comprising polyamide;
- a secondary resin comprising polyphthalamide;
- a fiber;
- and
- a heat-resistant agent,
- wherein the polyamide comprises one or more selected from the group consisting of polyamide 6, polyamide 66, polyamide 12, polyamide 6/66, polyamide 6/12, and polyamide 6/6T,
- wherein the polyphthalamide comprises polyphthalamide 6I,
- wherein the fiber comprises one or more selected from the group consisting of a glass fiber, a metal fiber, a carbon fiber, and a natural fiber,
- wherein the polyamide composition comprises the primary resin in an amount of about 50 to 58.5 parts by weight and the secondary resin in an amount of about 5.8 to 14.2 parts by weight, based on 100 parts by weight of the fiber.
6 more elements
Dependencies are inferred from the claim text.