wpu

Study on synthesis and properties of WPU emulsion for printing ink

油墨用水性聚氨酯乳液的制备及性能研究

The results demonstrated that WPU plastic would be an ideal vascular casting material .

结果表明WPU是一种较理想的微血管铸型材料。

DMA showed that the modified WPU has a higher glass transition temperature .

DMA表明，改性后聚氨酯交联密度增大，具有较高的玻璃化转变温度。

Otherwise , phase separation degree of WPU film from different soft segment content was discussed .

另外还研究了不同软段含量的聚氨酯材料在微相分离程度的差异。

The hydrophilic performance of WPU film was studied by Automatic Video Micro Contact Angle Measurement Instrument .

利用全自动视频微观接触角测量仪测量偶联剂改性WPU薄膜亲水性能。

Preparation and Study on Waterborne Polyurethane and SiO_2 / WPU Nanocomposites

水性聚氨酯及纳米SiO2/WPU复合材料制备与表征

- COOH content has great effect on the water resistance , mechanical property and stability of WPU .

研究表明，-COOH含量对水性聚氨酯胶黏剂的耐水性能、力学性能和乳液稳定性有较大影响。

Based on WPU preparation , we prepared SiO2 / WPU nanocomposites by three methods .

在WPU制备基础上，采用直接乳液混合，溶剂分散后乳液共混，聚合物基原位聚合等方法，制备了纳米SiO2/WPU复合材料。

The WPU material is easy to fire , likely to cause major personnel casualties in the use .

水性聚氨酯材料在使用过程中易发生火灾，容易造成重大的人员伤亡事故。

Surface free energies decreased with addition of glucose and the medium resistance of WPU films is improved .

葡萄糖的加入使乳胶膜的表面自由能下降，体系的耐介质性得到改善。

Click modification of WPU with silane coupling agent .

硅烷偶联剂click改性水性聚氨酯。

Application process of improver WPU for wet rubbing fastness

湿摩擦牢度提升剂WPU的应用工艺

When the degree of neutralization was 0.9-1.1 , the storage stability of WPU emulsion increased significantly .

当中和度为0.9-1.1时，WPU乳液的贮存稳定性明显增加。

That the film of WPU was found scale-like showed the molecular arranged partially order .

WPU膜鳞状十分明显，表明分子中存在明显的局部有序排列。

Preparation of silica / waterborne polyurethane ( WPU ) inorganic organic nanocomposites was studied .

主要研究了SiO2/水性聚氨酯（WPU）无机-有机纳米复合物的制备方法。

The tensile strength of the WPU films increased and the elongation at break decreased with increasing glucose content .

提高葡萄糖的用量，胶膜的拉伸强度增强，断裂伸长率逐渐降低，胶液的固化速度提高。

It revealed that there were fine interface contact and strong hydrogen bonding between soy protein and WPU .

实验揭示，蛋白质和WPU之间存在紧密的界面接触以及强氢键作用。

Influence of Activity of Terminal OH Group of Polyester Diol on Mechanical Properties of Polyester-Based WPU

聚酯二醇端羟基活性对聚酯型水性聚氨酯力学性能的影响

The tensile strength of the WPU films increased with the increasing - COOH content while the water resistance decreased .

随着-COOH含量的增大，胶膜的拉伸强度增强，硬度提高，但耐水性下降。

The dispersion exponent of WPU , 2.58 , was determined through GPC .

采用GPC测定WPU的分子量分布指数为2.58。

The Stability of WPU / WEP Mixed Emulsion

WPU/WEP共混乳液稳定性研究

Waterborne polyurethane ( WPU ) adhesive is prepared by dispersing polyurethane particles in the media of water .

水性聚氨酯（WPU）胶黏剂是聚氨酯溶于水或分散在水中形成的胶粘剂。

Preparation and Vapor Sensing of CB-g-WPU / WPU Composite

CB-g-WPU/WPU复合材料的制备与气敏响应性能

XRD showed that crystallinity of WPU decreased with the increase of w ( KH550 ) .

随KH550含量的增加，乳胶膜的结晶度下降。

Increasing TMP content can improve water resistance and mechanical property of WPU films , the proper w ( TMP ) is 2 % .

TMP含量的增加可有效改善水性聚氨酯胶膜的耐水性和力学性能，但是w（TMP）大于2.0%时，乳液趋于不稳定。

Waterborne polyurethane ( WPU ) was prepared by the reaction of castor oil ( C.O. )

采用蓖麻油（C.O.）

The results showed that , when the molar ratio of dimethylolpropionic acid was 30 % , the WPU sizes showed good application performances .

实验结果表明，当二羟甲基丙酸的摩尔分数为30%时，水性聚氨酯浆料的使用性能较好。

The90 ° peel test between the WPU film treated by silane coupling agent and thin glass was analyzed by the Universal Testing Machine .

利用万能电子试验机对经过偶联剂处理的WPU薄膜与薄玻璃进行90。

Experiments proved that coating RDX by polymerization-depositing WPU latex can enhance the desensitization performance of RDX .

实验证明：水性聚氨酯乳液聚合破乳方法包覆RDX，能够显著提高RDX的钝感性能。

The structure of WPU emulsion was analyzed and characterized by FT-IR , Malvern particle size analyzer , GPC and TEM .

通过傅立叶变换红外光谱、粒径分析仪、凝胶渗透色谱（GPC）和透射电镜（TEM）对乳液进行了结构分析与表征。