Supercritical foaming biodegradable plant fiber-based lightweight material

• Main Authors: CHEN YI, TAN XIAOBO, LIU JIATING, ZHENG XIANGMING
• Format: Patent
• Language: Chinese; English
• Published: 17.05.2024
• Subjects: AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; GENERAL PROCESSES OF COMPOUNDING; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; WORKING-UP

The invention relates to a supercritical foaming biodegradable plant fiber based lightweight material which is composed of superfine plant fibers, modified plant fibers, biomass colloid, a biomass melt reinforcing agent and a flow modifier, the lightweight material is formed through supercritical extrusion foaming, and the material obtained through foaming has a uniform microporous structure. The prepared product has good strength and toughness, good impact resistance, pressure resistance and buffering performance and good rebound resilience, and can be applied to the fields of packaging, decoration, buffering and the like. 本发明涉及一种超临界发泡生物降解植物纤维基轻量化材料，该轻量化材料由超细植物纤维、改性植物纤维、生物质胶体、生物质熔体增强剂、流动改性剂构成，通过超临界挤出发泡成型，发泡得到的材料具有均匀的微孔结构，拥有良好的强度和韧性，抗冲击性、抗压性和缓冲性良好，还具有较好的回弹性，可运用于包装、装饰、缓冲等领域。