Provided is a hose for transporting a refrigerant, which has excellent flexibility, water vapor barrier properties, and heat resistance. A hose (1) for transporting a refrigerant, which comprises an outer layer (4), a reinforcing layer (3), and an inner layer (2), and which is characterized in that the outer layer comprises a resin composition that contains 100 parts by mass of an elastomer having a polyisobutylene skeleton, 10-150 parts by mass of a crosslinked resin, and 2.5-25 parts by mass of a crosslinking agent for the elastomer having a polyisobutylene skeleton; the water vapor transmission rate of the resin composition constituting the outer layer is 3.0 g * mm/(m < 2 > * 24 h) or less.
提供一种柔软性、水蒸气阻隔性和耐热性优异的制冷剂输送用软管。制冷剂输送用软管(1)包含外层(4)、加强层(3)和内层(2),其特征在于,外层由树脂组合物构成,该树脂组合物含有100质量份的具有聚异丁烯骨架的弹性体、10~150质量份的交联树脂以及2.5~25质量份的具有聚异丁烯骨架的弹性体的交联剂,构成外层的树脂组合物的水蒸气透过率为3.0g·mm/(m2·24h)以下。
Hose for transporting refrigerant and method for manufacturing same
制冷剂输送用软管及其制造方法
2025-05-06
Patent
Electronic Resource
Chinese
IPC: | B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F24F Klimatisierung , AIR-CONDITIONING / C08J Verarbeitung , WORKING-UP / F16L PIPES , Rohre / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS |
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