| 李景菲,叶海云,孟祥勇,刘芙蓉,方丽珍,崔乐平,王锐兰,陈煌.植物纤维塑料复合材料组成及有害物质迁移研究[J].中国造纸,2026,45(4):141-148 |
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| 植物纤维塑料复合材料组成及有害物质迁移研究 |
| Research on Migration Behavior of Harmful Substances in Composition of Plant Fiber Plastic Composites |
| 收稿日期:2025-10-09 修订日期:2025-10-27 |
| DOI:10.11980/j.issn.0254-508X.2026.04.018 |
| 关键词: 植物纤维餐具 密胺树脂 聚丙烯 无机填料 总迁移量 |
| Key Words:plant fiber tableware melamine resin polypropylene inorganic filler overall migration |
| 基金项目:国家市场监督管理总局科技计划项目(2023MK051);浙江省市场监督管理局“雏鹰计划”项目(CY2023315);龙游县科技计划项目(JHXM2023057)。 |
| 作者 | 单位 | 邮编 | | 李景菲* | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 | | 叶海云 | 2台州市黄岩区计量与产品质量安全检测研究院,浙江台州,318020 | 318020 | | 孟祥勇 | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 | | 刘芙蓉 | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 | | 方丽珍 | 3浙江佳维康特种纸有限公司,浙江衢州,324000 | 324000 | | 崔乐平 | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 | | 王锐兰 | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 | | 陈煌* | 1浙江省质量科学研究院,浙江省市场监管消费品安全研究重点实验室,浙江杭州,310018 | 310018 |
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| 摘要:本研究选取20种植物纤维/密胺树脂(MF)和植物纤维/聚丙烯(PP)餐具,采用傅里叶变换红外光谱仪、X射线荧光光谱仪、热重分析仪及迁移实验,系统分析其材料组成与有害物质迁移行为。结果表明,样品主要基材为MF和PP,普遍添加了CaCO3、TiO2等无机填料,且部分产品存在明显的安全风险:MF基样品易发生三聚氰胺和甲醛迁移超标,PP基样品则主要表现为总迁移量超标。相关性分析显示,植物纤维塑料复合餐具中无机填料含量与迁移行为显著相关,其中Ca、Ti元素含量与总迁移量呈极显著正相关(p<0.01,r=0.951),表明填料含量是影响迁移行为的关键因素,当填料含量较高时,材料界面缺陷及添加剂迁移增强,显著增加其安全风险。 |
| Abstract:This study selected 20 types of plant fiber/melamine-formaldehyde (MF) and plant fiber/polypropylene (PP) tableware to systematically analyze their material composition and the migration behavior of hazardous substances using fourier transform infrared spectrometer, X-ray fluorescence spectrometer, thermogravimetric analyzer, and migration experiments. The results showed that the primary matrices of the samples were MF and PP, with inorganic fillers such as CaCO3 and TiO2 widely added. Notably, certain products exhibited significant safety risks, MF-based samples were prone to excessive migration of melamine and formaldehyde, whereas PP-based samples primarily showed excessive overall migration limits. Correlation analysis revealed a significant relationship between inorganic filler content and migration behavior in plant fiber-plastic composite tableware. Specifically, Ca and Ti element contents were extremely significantly positively correlated with overall migration (p<0.01, r=0.951). High filler content was found to enhance interfacial defects within the material and additive migration, thereby significantly increasing safety risks. |
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