Adsorbent, preparation method therefor and use thereof
AssigneeCity University of Hong Kong Shenzhen Futian Research Institute
InventorsJian Lu, Zhengyi Mao, Fengqian Hao, Binbin Zhou
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Abstract
An absorbent, a preparation method therefor and use thereof are provided. The absorbent has a liquid channel, and the liquid channel has a low-tortuous porous structure. The absorbent can realize fast and large-scale absorption of various liquids without consuming external energy and not requiring additional apparatuses when in use. The absorbent can be used for efficient, safe and comfortable medical sampling and can also be used for recovery of various liquids.
Claims7
An absorbent that is a sponge comprising a plurality of layers, each layer comprises a plurality of porous filaments that are arranged in parallel,
- wherein the plurality of porous filaments in a first of the two adjacent layers is oriented in a staggered manner relative to the plurality of porous filaments in second of the two adjacent layers, and
- wherein spaces among the plurality of porous filaments in each of the plurality of layers and between the plurality of layers form 3D interconnected channels throughout the absorbent, and the 3D interconnected channels are configured to hold a liquid when the absorbent is in contact with the liquid.
Dependencies are inferred from the claim text.