CAJ | 학술논문

单一的水性聚氨酯存在粘结性能差,干燥速度慢,耐水性和耐候性差等不足,因而必须对水性聚氨酯进行适当的改性,以提高其应用性能.本文综述了目前国内外水性聚氨酯的基本改性方法：交联改性、丙烯酸酯改性、环氧树脂改性、有机硅改性以及其他改性等,同时展望了水性聚氨酯改性研究的发展趋势.
단일적수성취안지존재점결성능차,간조속도만,내수성화내후성차등불족,인이필수대수성취안지진행괄당적개성,이제고기응용성능.본문종술료목전국내외수성취안지적기본개성방법：교련개성、병희산지개성、배양수지개성、유궤규개성이급기타개성등,동시전망료수성취안지개성연구적발전추세.
The waterborne polyurethane has low binding strength,drying speed,water-and weather-resistance;therefore,it is necessary to modify the waterborne polyurethane to improve its function.In this paper,the techniques and methods for the modification of the waterborne polyurethane,such as the modification by cross linking,by polyacrylates,by epoxy,by organic silicone and other materials,are summarized.And the growing trend of the research is also proposed.