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- Keywords aqueous polyurethane;finishing agent;n-butylamine;elongation; 水性聚氨酯;涂饰剂;正丁胺;断裂伸长率;
- Keywords aqueous polyurethane;hydrogen bond;particle structure;carboxyl group amount;heat analysis; 水性聚氨酯;氢键结构;粒子结构;羧基含量;热分析;
- Keywords aqueous polyisocyanate curing agent;aqueous polyurethane;laminated film; 水性多异氰酸酯固化剂;水性聚氨酯;复合薄膜;
- Keywords aqueous polyurethane;high solid content;diisocyanate;polyester diol;cosolvent; 水性聚氨酯;高固含量;二异氰酸酯;聚酯二元醇;助溶剂;
- Keywords aqueous polyurethane dispersion;polyols containing ionic groups;hard segment structure;adhesive properties;dispersion technology; 水性聚氢酯分散液;含离子基团的多元醇;硬段结构;粘接性能;分散工艺;
- Keywords Aqueous Polyurethane Dispersion;Hydrophobic Segments;Modification;Glycerol Monostearate;Hydroxyl Terminated Polybutadiene; 水基聚氨酯分散体;非极性链段;改性;硬脂酸单甘酯;聚丁二烯二醇;
- Keywords aqueous polyurethane;1;2-dihydroxy propanesulfate;stepwise polymerization reaction;chain-extending reaction;elongation at break;mechanic properties; 水性聚氨酯;1;2-二羟基-3-丙磺酸钠;逐步加聚反应;扩链反应;断裂伸长率;力学性能;
- Keywords aqueous polyurethanes;dispersions;structure;properties; 水性聚氨酯;分散液;结构;性能;
- A series of anionic aqueous polyurethane were prepared,which were modified with epoxy silane by outer crosslinking. 合成阴离子型水性聚氨酯,使用环氧硅烷外交联改性水性聚氨酯。
- However,most of the aqueous polyurethane membrane is bad water and solvent resistance,which limits its application. 大多数水性聚氨酯涂膜耐水性、耐溶剂性等较差,限制了其应用范围。
- The aqueous polyurethane emulsion was prepared through to use trimethylolpropane (TMP) as cross-linkers and acrylate as modified agents by emulsion co-polymerization. 摘要以三羟甲基丙烷等作为交联剂，采用丙烯酸酯作为改性剂合成改性水性聚氨酯乳液。
- The title aqueous polyurethane(APU) has been prepared by using polyether,dimethylol propionic acid and toluene diisocyanate(TDI) and siloxane monomer. 采用有机硅氧烷单体与聚醚、二羟甲基丙酸(DMPA)和甲苯二异氰酸酯(TD I)反应制备水性聚氨酯涂料。
- The experimental results show that UT is an aqueous polyurethane resin with outstanding retanning,dyeing-assistance and dye-levelling properties. 实验表明UT是水溶性聚氨酯树脂，具有突出的复鞣、助染、匀染性能。
- The stable UV-curable aqueous polyurethane emulsion was synthesized with polyeher polyols, toluene diiso-cyanate and hydroxy-propyl acrylate( HPA) . 利用聚醚多元醇,甲苯二异氰酸酯和丙烯酸羟丙酯合成了稳定的可紫外光固化的水分散性聚氨酯乳液。
- Aqueous polyurethane adhesives are synthesized from toluenediisocyanate(TDI), polypropylene glycol(PPG), and dimethlolpropionic acid(DMPA). 以甲苯二异氰酸酯(TDI)、聚醚二元醇(PPG)和亲水单体二羟甲基丙酸(DMPA)为主要原料合成了水性聚氨酯胶粘剂。
- Application: This series of aqueous polyurethane dispersions are mainly used in waterbased wood coatings and metal coatings. 应用：该系列产品主要应用于木器家装、家具漆、玩具漆，及金属装饰等。
- Ketimine,which is prepared by acetone and ethylene diamine or hexamethylene diamine was used as potential chain extender to improve the properties of aqueous polyurethane resin. 用丙酮分别和乙二胺、己二胺反应制备酮亚胺,并以其作为潜伏性扩链剂改善水性聚氨酯(PU)的性能。
- Several different types of aqueous polyurethane dispersions and the composition, preparation and application of the aqueous polyurethane dispersions were given. 介绍了几种不同类型的聚氨酯水分散体,及其组成、制备和应用等。
- Water-based polyurethane (WPU) was synthesized from polyester, TDI and dimethylolpropionic acid (DMPA).The properties of aqueous polyurethane emulsion were discussed. 摘要由聚酯多元醇、2,4-甲苯二异氰酸酯、二羟甲基丙酸等合成了水性聚氨酯乳液，对乳液性能进行了研究；
- Aqueous polyurethane (PU) adhesives were modified by epoxy resin, the effect of neutralization degree on particle diameter, appearance and storage stability was studied. 摘要利用环氧树脂改性水性聚氨酯胶粘剂，探讨了中和度对乳液粒径、外观和贮存稳定性的影响，改性后胶粘剂对多种复合薄膜性能的影响；
