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US 11,505,895 B2Granted
Artificial leather
AssigneeSan Fang Chemical Industry Co., Ltd.
InventorsChih-Yi Lin, Kuo-Kuang Cheng, Kao-Lung Yang, Yung-Yu Fu, Wei-Jie Liao
Life of this patent
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Abstract
The present disclosure is relates to an artificial leather. The artificial leather includes multi-layer thermoplastic polyurethane (TPU) mesh layers. Fiber fineness of the TPU mesh layers ranges from 5 μm to 30 μm, and peeling strength of the TPU mesh layers is greater than 2.5 Kg/cm.
Claims6
An artificial leather, comprising:
- multi-layer thermoplastic polyurethane (TPU) mesh layers, wherein fiber fineness of the TPU mesh layers ranges from 5 μm to 30 μm, and peeling strength of the TPU mesh layers is greater than 2.5 Kg/cm;
- and
- wherein the TPU mesh layers are made of TPU particles, said TPU particles include TPU particles whose melting point is 110-130° C. and whose Shore scleroscope hardness is 80-95A, TPU particles whose melting point is 65-80° C. and whose Shore scleroscope hardness is 80-95A, and TPU particles whose melting point is 180-200° C. and whose Shore scleroscope hardness is 80-95A.
Dependencies are inferred from the claim text.