Overview
High-temperature curing emulsion is a water-based polymer dispersion designed to form durable, cross-linked films when heated. It combines the ease of water-based application with the performance of thermosetting resins, making it ideal for industrial processes requiring both environmental compliance and thermal resistance. Common base polymers include acrylics, epoxies, and polyurethanes, modified to cure at temperatures typically between 120°C and 200°C. These emulsions are favored for reducing volatile organic compounds (VOCs) compared to solvent-borne alternatives while maintaining high-performance characteristics.
Physical and Chemical Properties
The emulsion appears as a milky liquid with a viscosity range of 500–5,000 cP (depending on formulation). Its water content allows for easy application via spraying, dipping, or brushing. Upon curing, it transforms into a rigid or elastomeric film with high thermal stability (up to 250°C continuous use) and resistance to chemicals, abrasion, and UV degradation. Key metrics for B2B evaluation include solid content (40–60%), pH (7–9), and minimum film-forming temperature (MFFT). The cured film typically exhibits tensile strengths of 10–30 MPa and elongation at break of 50–300%, tailored to end-use requirements.
Main Applications
Industrial coatings account for 60% of usage, particularly for metal substrates in automotive underbody protection and appliance finishes. In electronics, these emulsions encapsulate components requiring heat resistance, such as motor windings or circuit boards. Adhesive formulations leverage the emulsion's ability to bond dissimilar materials (e.g., metals to plastics) after thermal activation. Emerging applications include fiber-reinforced composites and fire-retardant coatings, where the cured matrix provides structural integrity under extreme conditions.
Safety and Storage
While lower in toxicity than solvent-based systems, uncured emulsions may contain residual monomers or additives requiring proper handling. Use nitrile gloves and eye protection to prevent skin/eye irritation. Ensure adequate ventilation during application. Storage stability is typically 6–12 months in original sealed containers. Avoid temperature extremes—freezing causes irreversible coagulation, while excessive heat may prematurely initiate cross-linking. Drum heaters should not exceed 40°C during cold-weather handling.
B2B Procurement Guide
Specify technical parameters: curing temperature/time (e.g., 150°C for 30 minutes), viscosity for your application method, and regulatory compliance (REACH, RoHS). Request technical datasheets with DSC (Differential Scanning Calorimetry) curves to verify curing behavior. For large-volume purchases (5+ metric tons), negotiate bulk pricing and confirm logistics compatibility—some formulations require agitation during transport. Audit suppliers for ISO 9001 certification and batch-to-batch consistency testing. Sample evaluation should include adhesion tests (ASTM D4541) and accelerated aging trials.
Related Manufacturers
- 主营：PFA、PVDF、FEP、ETFE、PTFE、PPA
- 主营：MQ硅树脂、有机硅压敏胶、有机硅树脂、耐高温硅树脂、有机硅离型剂、水性电泳漆、有机硅匀泡剂、有机硅油、有机硅消泡剂、107硅橡胶、自干型硅树脂、醇酸改性硅树脂、溶剂型MQ硅树脂、粉末型MQ硅树脂、PSA有机硅压敏胶、云母板硅树脂、底面合一阴极电泳漆、水性电泳涂料、聚氨酯软泡硅油、乙烯基硅油、201甲基硅油、肉制品消泡剂、大粘度107硅橡胶、有机硅流平剂、107室温硫化硅橡胶
- 主营：聚甲醛POM、工程塑料PA6/66、PTFE粉、聚四氟乙烯乳液、食品级POM、POM500P、POM100P、POE增韧剂、杜邦POM、旭化成POM、宝理POM、EVA40W、聚碳酸酯PC、奇美PMMA
- 主营：瓶盖料、眼镜料、酮树脂、低温固化PTFE乳液、eaa塑胶、lgea28150、led灯罩、氟乙烯、eva法国、pom德国、tpu德国、聚乙烯、eva韩国、eva副牌、口罩料、pc韩国lg、大金m111、茂金属聚乙烯
- 主营：防水剂、无氟防水剂、整理剂、织物防水剂、碳八防水剂、虹吸整理剂、防水防油剂、碳六防水剂、面料防水剂、面料水性防水剂、低温整理剂、皮革防水剂、纺织品油性防水剂、低温型交联剂、纸张防水剂、纸张模塑专用防油剂、防拨水剂、无纺布防水剂、晾干整理剂、拒水防污整理剂、无氟防水、面料防水整理剂
- 主营：超细聚酰亚胺树脂粉、热固性聚酰亚胺树脂粉、热塑性聚酰亚胺树脂粉、油性PTFE乳液、可溶性热固性聚酰亚胺树脂粉、可溶性热塑性PI粉、PI树脂液、PTFE粉末、PVDF粉末、特种工程塑料
- 主营：ABS、POM(聚甲醛)、PA(尼龙)、PC(聚碳酸酯)、PE聚乙烯、POM聚甲醛、PP聚丙烯、色粉、色母粒、染料、扩散油、PA6、PA66
- 主营：MQ硅树脂、PSA有机硅压敏胶、环保型有机硅树脂、耐高温硅树脂、常温固化硅树脂、有机硅消泡剂、自干型硅树脂、甲基MQ硅树脂、硅胶保护膜压敏胶、水性电泳漆、乙烯基MQ硅树脂、云母板硅树脂、阴极双组份电泳漆、污水处理消泡剂、甲基苯基硅树脂、粉末型MQ硅树脂、云母带硅树脂、有机硅匀泡剂、大粘度107硅橡胶、无溶剂硅树脂、加成型有机硅压敏胶、有机硅离型剂、201甲基硅油、高脱乙烯基硅油、汽车配件电泳漆
- 主营：防水sbs、玻纤瓦、沥青sbs、聚乙烯纯微乳液涂料、沥青胶、prm防水、油毡瓦、eva防水、k11防水、pvc防水、沥青瓦、屋面板、eva高铁、涂料k11、卷材sbs、聚乙烯、hdpe防水、fyt1防水、卷材1卷、pvcs防水、hut1防水、pe高分子、pe膜防水、聚氯乙烯、县sbs防水、卷材先做
- 主营：电气用具、电线电缆、模压塑料、耐高温、管道系统、热熔胶粉、衬里管件、耐热阻燃剂、挤出成型品、模压挤出成型、阻燃高纯度铁氟
- 主营：丙烯酸乳液、JS防水乳液、抗碱封底乳液、自流坪界面剂乳液、真石漆乳液、止滑坡道乳液、轻质石膏界面剂
- 主营：液体橡胶、橡胶粉末、塑料粉末、耐高温、改性助剂、接枝料、工程塑料、通用塑料
- 主营：防水sbs、玻纤瓦、tpz防水、水性湿固化环氧封闭漆、瓦油毡、bac自粘、卷材sam、eva防水、彩钢瓦、卷材tpo、k11防水、高分子、pvc防水、沥青瓦、eva自粘、pet自粘、hdpe防水、fyt1防水、tpob防水、聚氯乙烯、卷材包工、水泥路面、彩油毡瓦、水卷卷材、聚酯复合、反应粘结
- 主营：无纺布、滑石粉、特氟龙、耐高温、耐溶剂、粘合剂、热熔胶、共聚物、耐酸碱、相容剂、超细粉、氟乙烯、锂电池、299涂料、活塞环、细微粉、聚丙烯、喷涂粉、玻璃珠、润滑油、sma树脂、粘接剂、蒸煮袋、润滑剂、铝塑膜、增稠剂