午夜小电影国产欧美_亚洲日韩中文字幕播放一区_精品99在线观看_91精选日韩在线观看_午夜三级国产精品_久久亚洲精品少妇蜜臀_A级毛片在线观看_用户可以在平台上观看各种欧美黄色小视频_国产欧美日韩专区_国产第一福利导航福利麻豆

Welcome to Jianfeng Haokang Chemical!

  • haminol@163.com
  • 023-7271-0026
SOLUTION

Solution

Position:Home  |   Solution  |  Classic Case  
  • Methylated melamine resin products

    This category of products is mainly composed of methanol and methylol melamine through different molar ratio, reaction to form highly methyl ether, the part of the methyl ether, high amino methyl etherification melamine resin products, this series of prod

    2017-10-26more>
  • Mixed etherified melamine resin products

    This category of products is mainly made of butanol, methanol in a certain proportion and hydroxyl methyl melamine through the reaction, it has the comprehensive advantages of methyl ether and butyl ether resin, that is, excellent flexibility, weather res

    2017-10-26more>
  • Butyl ether melamine resin products

    This category of products is mainly composed of n-butanol, isobutanol and methylol melamine through different molar ratio, reaction to form melamine resin products. This series of products can react with functional polymers containing hydroxyl, carboxyl a

    2017-08-29more>
  • Hydroxymethyl product

    Within the product is mainly composed of different mole ratio of melamine and formaldehyde after hydroxyl methylation reaction, the finished product to the triazine ring structure of crystalline monomers, the main groups of hydroxymethyl and amino groups,

    2017-08-29more>