Overview
Waterborne polyurethane catalysts are specialized additives designed to accelerate the curing reaction of water-based polyurethane systems. Unlike traditional solvent-based catalysts, these are formulated to work effectively in aqueous environments, aligning with the growing demand for eco-friendly industrial solutions. They play a critical role in reducing curing times while maintaining the performance characteristics of the final product. These catalysts are particularly valued in industries transitioning to low-VOC (volatile organic compound) technologies. Their development has been driven by stricter environmental regulations and the need for safer workplace conditions. The catalysts are typically metal-based or amine-based compounds, carefully selected for their reactivity and compatibility with waterborne systems.
Physical and Chemical Properties
Waterborne polyurethane catalysts generally appear as clear to slightly colored liquids with moderate viscosity. They are formulated to be miscible with water, which distinguishes them from their solvent-based counterparts. The density typically ranges between 1.0-1.2 g/cm³, making them slightly heavier than water. These catalysts exhibit excellent thermal stability under normal processing conditions. Their reactivity can be adjusted based on the specific formulation requirements, allowing manufacturers to control the curing process precisely. The pH of these catalysts is usually neutral to slightly alkaline, ensuring compatibility with various polyurethane systems without causing premature gelling or other processing issues.
Main Applications
The primary application of waterborne polyurethane catalysts is in the production of environmentally friendly coatings. They are extensively used in wood finishes, automotive coatings, and industrial protective coatings where fast curing and low VOC emissions are essential. The construction industry utilizes these catalysts in water-based adhesives for flooring and panel bonding. In the textile industry, these catalysts enable the production of high-performance synthetic leather and coated fabrics. They're also finding increasing use in flexible packaging adhesives and other applications where solvent-free systems are preferred. The ability to accelerate cure times without compromising film properties makes them invaluable in high-throughput manufacturing environments.
Safety and Storage
While waterborne polyurethane catalysts are generally safer than solvent-based alternatives, they still require proper handling precautions. Personnel should wear appropriate PPE including gloves and eye protection when handling these chemicals. Adequate ventilation should be maintained in working areas to prevent vapor accumulation. Storage conditions are critical for maintaining catalyst performance. These products should be kept in their original containers at temperatures between 5-30°C, protected from freezing and excessive heat. Containers should be tightly sealed when not in use to prevent moisture absorption or contamination. Shelf life typically ranges from 6-12 months when stored properly.
B2B Procurement Guide
When procuring waterborne polyurethane catalysts, buyers should first verify the catalyst's compatibility with their specific formulation. Technical datasheets should be reviewed for reaction profiles and recommended usage levels. It's advisable to request small samples for testing before placing large orders. Quality consistency is crucial, so working with established manufacturers who provide batch-to-batch consistency is recommended. Buyers should also consider the supplier's technical support capabilities and their ability to provide customized solutions if needed. Pricing typically ranges from $20-$50 per kilogram, with volume discounts often available for larger purchases.
Related Manufacturers
- 主营：磷酸三甲苯酯、氨基甲酸乙酯、磷酸甲苯二苯酯、催化剂、甲乙酮肟、四乙基溴化铵、碳酸二丁酯、环烷酸铅、亚硫酸铵、二苯甲酮腙、石油磺酸钠、三乙醇胺、甲醇、乙醇、二甲苯、二氯甲烷、环烷酸铜、氨基甲酸甲酯、单过硫酸氢钾、氯化石蜡、三异丙醇胺、苄基三甲基氯化铵、苄基三乙基氯化铵、四乙基氯化铵、四甲基氯化铵、新癸酸铋
- 主营：wcat-wh02、粘接剂、密封胶、聚氨酯、催化剂、降粘剂、耐磨剂、水解剂、补强剂、bcat-e28b、改性剂、消泡剂、防沉剂、增透剂、固化剂、alcat-cs02、alcat-cs03、aucat-1001e、防水环保、化工助剂、抗静电剂、跑道环保、凝胶涂料、不同金属、运动场地
- 主营：防腐防水涂料、vra乙烯基酯防腐涂料、lm复合防腐防水涂料、催化剂、乙烯基酯防腐防水涂料、IPN8710防腐涂料、防水涂料、防腐涂料、JS防水涂料
- 主营：催化剂
- 主营：重防腐涂料、氟碳漆、特种涂料、丙烯酸聚氨酯涂料、脂肪族聚氨酯涂料、聚氨酯面漆、水性聚氨酯涂料、水性丙烯酸漆、氯化橡胶漆、氯磺化聚乙烯漆、环氧富锌底漆、环氧铁红底漆
- 主营：甲酸钾、中间体、科研试剂、催化剂、十六十八醇、表面活性剂、四丙基溴化铵、精对苯二甲酸、紫外线吸收剂
- 主营：流变剂、流平剂、消泡剂、催化剂、固化剂、油墨油漆、防腐涂料、油墨地坪漆、色浆分散剂、颜料分散剂、环氧树脂分散剂、油性通用润湿剂、高分子量分散剂
- 主营：甘氨酸、阻燃剂、胶黏剂、催化剂、蒽甲酸、退除剂、中性红、3282-24-4、肉桂醛、退镍液、乙氧基、2768-02-7、阻燃毯、7377-08-4、4865-84-3、草酸铜、抛光盐、5471-63-6、戊二酸、插入管、丙二胺、碳化硼、蓝钨粉、硫酸镝、2799-16-8、二氨基
- 主营：催化剂、乙二醇
- 主营：离子交换树脂、阳离子交换树脂、阴离子交换树脂、催化剂、阳树脂、阴树脂、阴阳离子交换树脂、阴阳树脂、软水树脂、混床树脂、抛光树脂、001x7 树脂、软化水树脂、除盐水树脂、超纯水树脂、食品饮料水处理树脂、净水设备树脂、D113树脂、大孔吸附树脂、732树脂、D113丙烯酸树脂、碱性树脂、螯合树脂、超纯水抛光树脂、001×8软水树脂、多功能催化树脂
- 主营：三乙醇胺、NP一40、AEO一9、催化剂、聚乙二醇PEG600、烷基糖苷、十二烷基苯磺酸、十二烷基苯磺酸钠、脂肪醇聚氧乙烯醚硫酸、6501、异构十醇聚氧乙烯醚、异构十三醇聚氧乙烯醚、二乙醇单异丙醇胺、十二烷基硫酸钠K12、α烯基磺酸钠AOS、椰油酰胺丙基甜菜碱、十二烷基甜菜碱、十二烷基二甲基氧化胺、LAO一30
- 主营：洗涤剂、抗静电剂、工业洗涤、催化剂、保湿乳化剂、热熔胶树脂、表面活性剂
- 主营：猪场聚氨酯喷涂施工、鸡场聚氨酯喷涂施工、外墙聚氨酯喷涂施工、冷库聚氨酯喷涂施工、罐体聚氨酯喷涂施工、楼顶屋面保温聚氨酯喷涂施工、销售聚氨酯喷涂组合料、彩钢车间聚氨酯喷涂施工、保鲜冷库聚氨酯喷涂施工、高速模板聚氨酯喷涂、聚氨酯组合料、车间聚氨酯喷涂、墙体聚氨酯喷涂、管道聚氨酯喷涂、粮库聚氨酯喷涂、猪场聚氨酯喷涂、聚氨酯喷涂、聚氨酯喷涂施工、聚氨酯发泡剂、聚氨酯喷涂施工队、聚氨酯喷涂多少钱、保温防水施工、无机纤维喷涂施工、无机纤维喷涂
- 主营：脱氧剂、分子筛、干燥剂、催化剂、贵金属催化剂、钯催化剂、钛硅催化剂、异构化催化剂、加氢催化剂、吸附剂、钯触媒、voc吸附、活化粉、沸石吸附、zsm-5分子筛、脱硫脱氨分子筛、酸性气体干燥、beta分子筛、溶剂干燥分子筛、sapo-34、ssz-13、NaY
- 主营：聚乙烯亚胺、聚乙烯胺、PEI、印花催化剂、聚氨酯抗水解剂、氮丙啶交联剂、碳化二亚胺交联剂、压敏胶水固化剂、保护膜胶水固化剂、聚乙烯蜡乳液、长效交联剂、绒毛手感剂、干滑手感剂、油滑手感剂、防真植物防粘剂、螺杆清洗料、抗水解剂、耐水解剂、碳化二亚胺抗水解剂、皮革交联剂、粉滑手感剂、丝滑手感剂、尼龙抗水解剂、弱粘剂、聚乳酸抗水解剂
- 主营：硫酸铜、二甲苯、均染剂、钒催化剂、钼酸铵、液体肥、硫酸锌、乳化剂、锡酸钠、发黑液、叶面肥、混合菌、高碳醇、硫酸钴、络合剂、除油粉、糖醇锌、醋酸铜、氯化钾、壳寡糖、叔丁醇、清洗剂、糖醇硅、海藻硼、醋酸钴、防锈油
- 主营：杀菌剂、硫酸铜、防冻粉、催化剂、聚氨酯、阻燃剂、生桐油、丙三醇、抗震剂、氧化铁、保鲜剂、清洗剂、绿色粉、粘合剂、组合料、乙烯脲、赤铁粉、增塑剂、发泡剂、粗甲酯、融雪剂、双氰胺、抗氧剂、蓄电池、次磷酸钠
- 主营：偶联剂Si-69、山梨醇、结晶氯化铝、催化剂、硅烷偶联剂、聚醚多元醇、三乙醇胺、三羟甲基丙烷、甘油、妥尔油、KH-550、KH-560、KH-792、松香、二甲基硅油、糖蜜、一水柠檬酸、松香甘油酯、消泡剂、白油膏、卡松、司盘80、吐温80、含氢硅油乳液、AES
- 主营：催化剂、全氟三丁胺、木质素、吉氏色素
- 主营：锚固剂、硫酸铝、硫酸铜、钒酸铋光催化剂、切削液、氧化铜、溴化钠、大苏打、导热油、腐植酸、净洗剂、活性炭、水杨酸、硫酸锰、漂白粉、玻璃粉、茶皂素、丁酸钠、磷酸钙、甲酸钠、硬脂酸、消泡剂、酵母硒、磷酸铁、铵明矾、硫酸钡
- 主营：钒酸铋光催化剂、福美钠
- 主营：硫酸钡、碳酸钙、硅溶胶、辛酸亚锡聚氨酯涂料、苄基胂酸、甲基磺酸、氨基磺酸、正硅酸乙酯、多聚甲醛