研究了废聚氨酯（PU）的溶解特性，以及用其制造的粘合剂和防水透气薄膜的性能。
The dissolution character of waste PU was reported. The performance of binder and water-repellent and ventilate film which were synthesized by waste PU was also investigated.
用压差法测试塑料薄膜的透气性，是一个长期使用的主流测试方法。
One of the main methods to test the gas permeability is using partial pressure difference.
结果表明，溶胶-凝胶处理后，在羊毛织物上形成透明多孔的网状薄膜，赋予其防毡缩性和拒水性，同时还保持良好的透气性和手感。
The results show that the formed transparent and porous web film can impart the wool fabric felting and water proof functions, as well as air permeability and soft handle.
综述了防水透气性聚氨酯薄膜及涂层的结构、原理及各种成型加工工艺及其应用。
This review summarizes the structure, principal and several manufacture theories of waterproof and breathable polyurethane film, coating, and their applications.
用不透气不透水的薄膜材料覆盖在一个框架上形成罩子，罩子下边有密封环，可以阻止热气外泄。
The cover is formed by covering an airtight waterproof film on a frame. The lower edge of the cover is provided with a sealing ring which can prevent the external leakage of hot gas.
实验结果表明，厚度最高且带有一定透气孔的聚乙烯薄膜最好。
The experimental result that the best membrane is polyethylene which the thickness is better than another and has bleeder vent.
旨在研究相对湿度对薄膜透气性能的影响。
Study the effects of different factors on the film barrier properties.
赋予薄膜制品透气性。
针对国内塑料薄膜透气率测定仪器依赖进口的现状，设计本系统。
Aiming at the actuality that the instrument used to mensurate the permeability of plastic film depends on import, this paper introduces the design of the mensurate system.
透气性薄膜的全球市场-至2021年的预测：聚乙烯，聚氨酯，聚丙烯。
Breathable Films Market by Type, (Polyethylene, Polyurethane, Polypropylene), Application (Hygiene, Medical, Construction, Industrial, Food Packaging), and Region - Global Forecast to 2021.
而且，本实用新型的复合絮片直接在透气性底布上镀金属膜，省去不透气的薄膜，因而具有良好的透气、透湿性能。
In addition, the metal film is directly plated on the air permeable base cloth to save an airtight thin film, thereby having fine air permeable and moisture permeable properties.
最后利用回归分析法推导出pet、镀铝PET及PVDC薄膜的透气率计算公式，为塑料包装材料在果品包装方面的选用提供有力依据。
Deduce the air permeability calculating formula base on the regression analysis method. Provide a strong basis for the selection of PET, aluminum PET and PVDC film in food packaging.
最后利用回归分析法推导出pet、镀铝PET及PVDC薄膜的透气率计算公式，为塑料包装材料在果品包装方面的选用提供有力依据。
Deduce the air permeability calculating formula base on the regression analysis method. Provide a strong basis for the selection of PET, aluminum PET and PVDC film in food packaging.
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