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US 12,686,747 B2Granted
Glass fiber reinforced polypropylene resin composition and molded article comprising the same
AssigneesHyundai Motor Company, Kia Corporation, Gs Caltex Corporation
InventorsSang Soo Jeon, Eun Chul Shin, Seok Jin Yong, Jae Jung Yoo
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Abstract
Disclosed are a polypropylene resin composition and a molded article including the same. The polypropylene resin composition may include a polypropylene resin, glass fiber, a non-halogen flame retardant, a compatibilizer, and sodium salt ionomer such that the resin composition may provide substantially improved mechanical properties such as tensile strength, impact strength, and flexural modulus, and excellent flame retardancy and flame retardant stability over time.
Claims11
A polypropylene resin composition, comprising:
- a polypropylene resin;
- a glass fiber;
- a non-halogen flame retardant;
- a compatibilizer comprising a modified polypropylene grafted with maleic anhydride;
- and
- a compound comprising a sodium salt,
- wherein the polypropylene resin composition comprises:
- an amount of 30 to 70 wt % of the polypropylene resin,
- an amount of 10 to 40 wt % of the glass fiber,
- an amount of 10 to 40 wt % of the non-halogen flame retardant,
- an amount of 1 to 5 wt % of the compatibilizer, and
- an amount of 0.1 to 5 wt % of the compound comprising a sodium salt,
- all the wt % based on the total composition,
- wherein compound comprising a sodium salt comprises a 5-hydroxydecanoate sodium salt.
11 more elements
Dependencies are inferred from the claim text.