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VISCOUS FLUID FOR VIBRATION DAMPERS AND VIBRATION DAMPER
To provide viscous fluid for vibration dampers that exhibits high damping force, excellent repeatability, and low temperature dependence, as well as a vibration damper.SOLUTION: Viscous fluid for vibration dampers contains the following (A) and (B), where the (A) is 15 mass% or more and 95 mass% or less and the (B) is 5 mass% or more and 85 mass% or less relative to 100 mass% of the entire polyisobutylene. Also there is provided a vibration damper comprising the same as viscous fluid. (A) High-molecular-weight polyisobutylene with viscosity average molecular weight of 80,000 or more and 110,000 or less. (B) Low-molecular-weight polyisobutylene with number average molecular weight of 10,000 or more and 20,000 or less.SELECTED DRAWING: Figure 1
【課題】高減衰力で繰返し性に優れ、温度依存性の低い制振ダンパー用粘性流体および制振ダンパーを提供する。【解決手段】下記の(A)および(B)を含有し、ポリイソブチレン全体を100質量%として、前記(A)が15質量%以上95質量%以下、前記(B)が5質量%以上85質量%以下である、制振ダンパー用粘性流体とする。また、これを粘性流体として用いた制振ダンパーとする。(A)粘度平均分子量80,000以上110,000以下の高分子量ポリイソブチレン(B)数平均分子量10,000以上20,000以下の低分子量ポリイソブチレン【選択図】図1
VISCOUS FLUID FOR VIBRATION DAMPERS AND VIBRATION DAMPER
To provide viscous fluid for vibration dampers that exhibits high damping force, excellent repeatability, and low temperature dependence, as well as a vibration damper.SOLUTION: Viscous fluid for vibration dampers contains the following (A) and (B), where the (A) is 15 mass% or more and 95 mass% or less and the (B) is 5 mass% or more and 85 mass% or less relative to 100 mass% of the entire polyisobutylene. Also there is provided a vibration damper comprising the same as viscous fluid. (A) High-molecular-weight polyisobutylene with viscosity average molecular weight of 80,000 or more and 110,000 or less. (B) Low-molecular-weight polyisobutylene with number average molecular weight of 10,000 or more and 20,000 or less.SELECTED DRAWING: Figure 1
【課題】高減衰力で繰返し性に優れ、温度依存性の低い制振ダンパー用粘性流体および制振ダンパーを提供する。【解決手段】下記の(A)および(B)を含有し、ポリイソブチレン全体を100質量%として、前記(A)が15質量%以上95質量%以下、前記(B)が5質量%以上85質量%以下である、制振ダンパー用粘性流体とする。また、これを粘性流体として用いた制振ダンパーとする。(A)粘度平均分子量80,000以上110,000以下の高分子量ポリイソブチレン(B)数平均分子量10,000以上20,000以下の低分子量ポリイソブチレン【選択図】図1
VISCOUS FLUID FOR VIBRATION DAMPERS AND VIBRATION DAMPER
制振ダンパー用粘性流体および制振ダンパー
KAJITA YUSUKE (author) / YAMAMOTO MASAHIRO (author) / NAKAICHI SHINGO (author) / ADACHI DAIGO (author)
2024-09-13
Patent
Electronic Resource
Japanese
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