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Bio-based hot-melt adhesive from xylan

delete2025-06-04
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PRE
AI
Z
Ziwen Lv
闫
闫学青 (Xueqing Yan)
S
Siyu Jia
J
Jing Pan
郝翔 封面图
郝翔 (Xiang Hao)
陈阁谷 封面图
陈阁谷 (Gegu Chen)
B
Baozhong Lü
J
Jun Rao *
彭锋 封面图
彭锋 (Feng Peng) *
DOI:10.1038/s41893-025-01579-9delete
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摘要

摘要

En 中文
胶粘剂在工业和日常生活中无处不在。然而,传统的化石基胶粘剂在制造和使用过程中会带来显著的健康和环境风险。因此,从可再生原料开发无毒高性能胶粘剂非常必要,但技术上仍具挑战性。本文报道了一种高性能热熔胶——该胶在热熔融状态下使用,由纸浆工业副产物木聚糖(xylan)制成,木聚糖是一种半纤维素。在最优条件下,木材碎屑间的搭接剪切强度可达约30 MPa,超过了经典环氧树脂,远高于商业热熔胶(乙烯-醋酸乙烯酯)。此外,木聚糖热熔胶在多次应用中表现出优异的可重用性,即使经过十次重复使用循环,仍能保持超过其原始粘接强度的100%。毒性测试表明木聚糖热熔胶具有良好的生物相容性。总体而言,本研究为设计高性能、可重用、生物基胶粘剂以提升可持续性提供了有益见解。从可持续性角度看,开发无毒高性能生物基胶粘剂具有重要意义。本文报道了一种高性能、可重用、生物相容的热熔胶,该胶由纸浆工业副产物木聚糖制成。

期刊

Nature Sustainability 封面图
Nature Sustainability
IF:
27.1
论文数:
1.9K
被引数:
2.5W

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