wet-end additive是什么意思

用法例句

The results indicate that the physical strength,especially wet strength,improved after TDI_PEG600 wet_end addition.

实验结果表明 ,分散型TDI-PEG6 0 0湿部添加后 ,纸张的各项物理强度指标有明显的改善 ,尤其是湿强度有大幅度的提高。

The research objective and synthesis conditions of GAN moisture resistant additives are discussed in this paper, while suitable catalyst and proper added quantity as well as the value range of important parameters such as reaction time and acid/alcohol ratio etc.

讨论了GAN抗湿添加剂的研究目的与合成条件。