首页>
外国专利>
process for the preparation of hard public by acid, alkali resistant kitten.
process for the preparation of hard public by acid, alkali resistant kitten.
展开▼
机译:耐酸,耐碱的幼猫制备硬公猫的方法。
展开▼
页面导航
摘要
著录项
相似文献
摘要
A cement composition yielding alkaline-resistant bonds consisting of a mixture of a) a solution of at least one partially etherified methylol phenol and at least one partially etherified methylol alkylphenol in a solvent, the methylol phenol components having at least two positions reactive with formaldehyde and being free of alkaline catalysts used in their preparation, with b) a cement powder containing an acid catalyst, an acid-hardened, alkali-resistant cement obtained therefrom by curing and the process of their preparations.
展开▼