장기간에 걸쳐 강과 수지의 접동부의 마찰 계수를 충분히 낮게 유지하여, 그리스가 접동부로부터 배제되기 어려워, 유막 떨어짐을 일으키지 않고, 스틱슬립의 발생이 억제된 전동 파워 스티어링 장치용 그리스 조성물 및 전동 파워 스티어링 장치를 제공한다. 15℃에 있어서의 밀도가 0.75 내지 0.95g/㎤인 합성 탄화수소유, 포화지방족 아미드 화합물, 질화 붕소, 글리세린지방산 부분 에스테르 및 금속 비누계 증점제를 함유하는 전동 파워 스티어링 장치용 그리스 조성물 및 이 그리스 조성물을 사용하는 전동 파워 스티어링 장치.

    Provided are both a grease composition for an electric power steering device and an electric power steering device. The grease composition can keep a sufficiently low coefficient of friction in a sliding area between a steel and a resin over a long period, is less susceptible to being removed from the sliding area, does not cause break down of an oil film, and thus can minimize the occurrence of stick-slips. A grease composition for an electric power steering device, containing a synthetic hydrocarbon oil which exhibits a density of 0.75 to 0.95 g/cm 3 at 15°C, a saturated aliphatic amide compound, boron nitride, a glycerin fatty acid partial ester, and a metal soap-based thickener; and an electric power steering device using the grease composition.


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    Title :

    GREASE COMPOSITION FOR ELECTRIC POWER STEERING DEVICE AND ELECTRIC POWER STEERING DEVICE


    Additional title:

    전동 파워 스티어링 장치용 그리스 조성물 및 전동 파워 스티어링 장치


    Publication date :

    2020-02-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    C10M LUBRICATING COMPOSITIONS , Schmiermittelzusammensetzungen / B62D MOTOR VEHICLES , Motorfahrzeuge / F16H Getriebe , GEARING



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