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US 12,508,790 B2Granted
Hose for fluid transportation
AssigneeThe Yokohama Rubber Co., Ltd.
InventorsShun Sato, Daisuke Maeda
Life of this patent
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Abstract
A fluid transport hose includes an inner layer including a thermoplastic resin composition containing a thermoplastic resin and an elastomer, a reinforcing layer disposed on an outer side of the inner layer, and an outer layer disposed on an outer side of the reinforcing layer, the thermoplastic resin composition having a storage modulus E′L at −40° C. and a storage modulus E′H at 80° C. satisfying Formulas (1), (2), and (3): E′L≤1500 MPa . . . (1), E′H≥40 MPa . . . (2), E′H/E′L≥0.05 . . . (3).
Claims18
A fluid transport hose comprising:
- an inner layer comprising a thermoplastic resin composition containing a thermoplastic resin and an elastomer;
- a reinforcing layer disposed on an outer side of the inner layer;
- and an outer layer disposed on an outer side of the reinforcing layer, the thermoplastic resin composition having a storage modulus E′L at −40° C. and a storage modulus E′H at 80° C. satisfying Formulas (1), (2), and (3):
- E′L≤1500 MPa (1)
- E′H≥40 MPa (2)
- E′H/E′L≥0.05 (3).
3 more elements
Dependencies are inferred from the claim text.