How to design and modify the chain of guar gumpolymer, to improve its solubility and thickening efficiency has always been one of the issues of concern.
如何对瓜尔胶高分子链进行分子设计和修饰，提高其溶解性能和增稠效率一直是备受关注的问题之一。
2
The new gum is known as Clean Gum. It is the result of polymer research. It could be launched commercially in 2008.