Overview
Food-grade polyester elastomer (TPC-ET) is a specialized thermoplastic copolymer engineered for safety and performance in food-contact environments. It bridges the gap between rubber-like flexibility and rigid plastic durability, making it ideal for dynamic applications like seals and packaging. Unlike conventional elastomers, it undergoes rigorous testing for heavy metals, phthalates, and other contaminants. Major manufacturers produce grades tailored to specific food-processing temperatures, from freezing to sterilization conditions.
Physical and Chemical Properties
This material exhibits a unique balance of hardness (Shore D 30–72) and elongation (300–600%). Its ester-based backbone provides resistance to oils, fats, and acidic foods, while additives enhance UV stability for outdoor applications like dairy tubing. Thermal properties vary by formulation, with continuous use temperatures ranging from -40°C to 150°C. Unlike silicone, it maintains elasticity at low temperatures without becoming brittle, crucial for frozen food handling.
Main Applications
Primary uses include multilayer food packaging films, where it acts as a sealant layer compatible with PP and PET. In food processing equipment, it’s molded into wear-resistant conveyor belts and anti-slip grips for utensils. Niche applications include baby bottle nipples and coffee machine seals, where its low taste/odor transfer is critical. Recent innovations include 3D-printed custom molds for confectionery production, leveraging its heat resistance.
Safety and Storage
Compliance with FDA 21 CFR 177.2600 ensures suitability for repeated food contact. Suppliers must provide Declaration of Conformity (DoC) documents specifying migration limits for simulants like ethanol and acetic acid. Storage requires protection from moisture absorption (>0.1% moisture can degrade processing quality). Pellets should be used within 12 months; pre-drying at 80°C for 4 hours is recommended before extrusion.
B2B Procurement Guide
Buyers should prioritize suppliers with ISO 9001-certified production and batch-specific test reports. Key negotiation points include MOQs (typically 500+ kg) and lead times (2–8 weeks for custom grades). For packaging films, request melt flow rate (MFR) data to ensure compatibility with existing lines. Industrial buyers can save 10–15% by opting for recycled-content grades where regulations permit.
Related Manufacturers
- 主营：塑胶原料、橡胶原料、沙林树脂、热塑性聚酯弹性体TPEE、PTFE、PPA、铁氟龙、PC、PEEK、COC、EVA
- 主营：GF增强POM、工程料PPA、陶氏热熔胶、热塑性弹性体TPV、透明尼龙、增韧剂POM、耐磨 PTFE细粉、电绝缘TPV、PVDC阻隔乳液、杜邦超韧尼龙、杜邦PTFE乳液、无卤阻燃尼龙、注塑级POM、分散液PTFE、陶氏沙林树脂、抗UVPOM、EEA热熔胶、铁氟龙乳液、耐寒尼龙ST801、耐刮花PC、陶氏增韧剂、金属粘合剂、马来酸酐接枝、尼龙pa66、导电PC塑料
- 主营：颗粒料、塑料颗粒、纯树脂、食品接触级耐高温耐磨、尼龙单6、索尔维c、高透明pc、中粘度pc、聚碳酸酯、塑胶颗粒、尼龙树脂、热稳定剂、塑料材料、塑胶制品
- 主营：玻璃钢、pps1140l7、lcp6300bk、食品级、pps6165d8、6130bklcp、pps0309p4、v-0阻燃、泰科纳、ppsa360mb、pps6165a4、ppsa533x01、16105bk010、ppsa390m65、1601塑胶、ppsa604x97、ppsa604x95、pom300asbk、pa46荷兰、pom107nc010、6130l-bk010、pps4665b6bk、pom150nc010、ppsa756mx02、增强塑料、韧性标准
- 主营：PA66、TPEE、玻纤增强PA66、食品级PA66、PA66 A3EG6、耐低温PA66、pa66加纤、PA66阻燃加纤、PPSU、PPS粉、EVA粉末、PA66 FR50、PPA、EVA、PET、LCP、POM、PA6T、高温尼龙、PC ABS、PPS、PA9T、PA46、抗紫外线TPU
- 主营：特氟龙、模压粉、聚酰胺、聚氨酯、聚醚砜、聚丙烯、胶黏剂、密封剂、特氟龙涂料、超高分子材料、氟树脂、PA尼龙材料、PEEK、科慕涂料、塑料粉料、伊士曼CAB、MBS增韧剂、油漆涂料、3M胶带、抗静电剂、氧化铝、氟化液、润滑油
- 主营：吹膜成、聚丙烯、共聚物、食品包装、插座面板、家电部件、滑石填料、复合材料、车门饰条、矿物填充、薄壁外壳、电器用具、注塑/纤维、厚壁件填充、适配仪表盘、精密结构件、阻燃结构件、医疗级塑料、透明注塑级pp、适配家用电器、适配塑料玩具、汽车领域原料、中厚壁通用件、重型结构板材、嵌段共聚原料
- 主营：PP、PE、ABS、POM、PC、POE、EVA、德国朗盛、美国杜邦、日本宝理pom、韩国LG、奇美abs、pom900p、工程塑料、PPO、TPU、PET
- 主营：PP、POM、pc、热塑性弹性体、PA66、POE、ABS、PPS、PBT、PA6
- 主营：塑料颗粒、PA6、POM、热塑性弹性体、PC/ABS、日本宝理pps、PBT、Pom100p、Pom500p、Pom900p、M90-44、F20-03、ABS747、abs757、美国杜邦、德国巴斯夫、日本宝理pom、ASA、PMMA、PEEK、PCTG、PPA、PPSU、PVDF、POE、乐天PC-1100
- 主营：PA、PP、PE、食品接触级耐高温耐磨、ABS、尼龙
- 主营：云天化pom、美国杜邦pom、日本宝理pom、食品级、日本旭化成pom、德国巴斯夫tpu、科思创tpu、奇美abs、德国朗盛pa66、美国首诺pom、泰科纳pom、韩国可隆pom、韩国工程pom、韩国乐天pc、日本三菱pom、PPO、沙伯基础pc/abs、法国阿科玛pvdf、PPA、云天化POM m90、美国陶氏poe、埃克森美孚poe、云天化聚甲醛、pom云天化m90、LCP、PTFE
- 主营：Pom美国杜邦、日本宝理pom、旭化成pom、热塑性弹性体、Pom100p、Pom500p、Pom900p、M90-44、F20-03、ABS747、abs757、LCP、PA6T、PA9T、POE、PBT、PVDF、PETG、COC、HIPS、TPEE、TPU、TPV、日本旭化成pom、美国杜邦pom
- 主营：化妆品、包装容器、热冲压成型、食品容器、食品级包装原料、饮料包装家用品、通用及工程塑料原料
- 主营：工程塑料、POM、尼龙6塑胶颗粒、尼龙6塑胶原料、PP、PC、PE、PA66、K树脂、EVA、PMMA、ABS、POE、TPU、PMMA树脂、EVA粒子、原生PA6颗粒、聚丙烯颗粒、热熔胶复合粉、POM原料、pp原料、HDPE塑胶原料亚聚、道恩钛白粉、HDPE原料、B3EG6原料