发明授权
US09000121B2 Process for preparing condensation resins and the use thereof 有权
制备缩合树脂的方法及其用途

Process for preparing condensation resins and the use thereof
摘要:
The present invention relates to new condensation resins formed from urea, formaldehyde and CH-acidic aldehydes, to processes for preparing them, and to use thereof.
信息查询
0/0