본 발명은 유리장섬유를 포함하는 폴리프로필렌 수지 조성물을 코어백 발포사출시켜 제조된 차량용 크래쉬패드 코어로서, 상기 폴리프로필렌 수지 조성물은 폴리프로필렌 수지 65 내지 85 중량% 및 유리장섬유 15 내지 35 중량%를 포함하며, 상기 폴리프로필렌 수지는 고결정성 폴리프로필렌 중합체 20 내지 100 중량% 및 에틸렌-프로필렌 블록 공중합체 0 내지 80 중량%를 포함하는 것인, 차량용 크래쉬패드 코어 및 이의 제조 방법에 관한 것이다.
Automobile crash pad core and manufacturing method thereof
차량용 크래쉬패드 코어 및 이의 제조 방법
08.07.2024
Patent
Elektronische Ressource
Koreanisch
IPC: | B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B29K Index-Schema für Formmassen oder Materialien für Verstärkungen, Füllstoffe oder vorgeformte Teile, z.B. Einlagen in Verbindung mit den Unterklassen B29B, B29C oder B29D , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS / B29L INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES , Index-Schema für besondere Gegenstände in Verbindung mit Unterklasse B29C / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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