While conventional adhesive will cause free formaldehyde because of using another self-crosslinking reactive monomer methylol acrylamide.
该粘合剂一改以往自交联反应单体采用羟甲基丙烯酰胺，使粘合剂游离甲醛超标的弊端。
The polyimide monomer of 3,3 -dimethyl-4,4 -diaminodiphenylmethane(MDT)was synthesized through the reaction between O-methyl aniline and aqueous formaldehyde solution.
由邻甲苯胺和甲醛水溶液反应合成得到了高纯度的3，3 -二甲基-4，4 -二氨基二苯甲烷（MDT），并对其性能进行了表征。
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