Switch to a condensation curingcompound. These compounds do not use platinum and thus are not affected by any of the above.
换成缩合固化。这些化合物不用铂催化剂，因此不会受到以上因素的影响。
2
The preparing method for the internal curingcompound of solution-type concrete is characterized in that the following procedures are applied: 1) preparation of raw materials;
溶液型混凝土内养护剂的制备方法，其特征在于包括以下步骤：1）取料；
3
The results showed that a kind of fast curing novolac for shell process whose softing point is reasonable was easily prepared by compound catalysis.