PREPARATION OF PHENOL-FORMALDEHYDE RESINPURPOSE:In synthesizing a benzylic resin from a phenol and formaldehyde, to obtain stably the titled resin useful as a resin component of a urethane binder for foundry sand, causing no precipitate during reaction, by using zinc aromatic carboxylate as a ...
氧化铈 氧化物 氧化铈粉 99.999% 研磨抛光 陶瓷 豪耀 1306-38-3 ￥8.00 查看详情 硝酸铈铵 99.99% 试剂级 橙红色晶体 1kg起订 16774-21-3 可定制 ￥20.00 查看详情 豪耀1314-36-9 氧化钇 99.999% 白色粉末 试剂级 可分装定制 ￥20.00 查看详情 豪耀 氧化镱 1314-37-0 99.999% 试剂级 白色粉末 分装定制...
formaldehyde n. 甲醛,蚁醛 phenol n. 苯酚,石碳酸 resin n.[U] 树脂 v.[T] 涂树脂于 polyvinyl formaldehyde n. 聚乙烯醇缩甲醛 ichthyol formaldehyde 鱼石脂肪 formaldehyde acetamide 【医】 甲醛乙酰胺 urea formaldehyde 尿素甲醛 casein formaldehyde 酪蛋白甲醛 melamino formaldehyde 三聚氰胺甲醛...
The phenol - formaldehyde resin adhesive has good application value and wide application range. 性能的改善提高了酚醛树脂胶粘剂的应用价值,扩大了其使用范围. 互联网 Tiaogan gold oil by phenol - formaldehyde resin, drying oils, oil, etc. 调金油由酚醛树脂 、 干燥油 、 矿物油等组成. 互联网 Tiao...
phenol formaldehyde resin 苯酚甲醛树脂 双语对照 词典结果：phenol formaldehyde resin[英][ˈfi:nəl fɔ:ˈmældəˌhaɪd ˈrezɪn][美][ˈfiˌnɔl fɔrˈmældəˌhaɪd ˈ...
phenol-formaldehyde resin 英 [ˈfiːnɒl fɔːˈmældɪhaɪd ˈrezɪn] 美 [ˈfiːnɔːl fɔːrˈmældɪhaɪd ˈrezn]网络 酚醛树脂; 酚醛树脂...
This invention provides an aqueous method for preparing multi-functional phenol formaldehyde resin. The raw materials comprise: component A 4-15 mol, component B 1 mol, concentrated HCl 3-20 mol, and distilled water 0-360 mL. Component A is phnol or o-(di) substituted phenol. Component B ...
常用英文名:PHENOL-FORMALDEHYDE RESIN CAS号:9003-35-4 分子式:C7H8O2 分子量:124.137 用作层压塑料、压塑粉、玻璃纤维增强塑料和胶合工业、涂料工业黏合剂等。 PSA29.46000 LogP1.70920 外观性状液体 储存条件储存注意事项储存于阴凉、通风的库房。库温不宜超过37℃。远离火种、热源。保持容器密封。应与氧化剂分开...
PURPOSE:To prepare the titled resin for laminated board, having excellent electrical properties and punchability, by reacting a vegetable oil, a monohydric alcohol and a phenolic compound under heating, and converting the reaction product to resol by adding formaldehyde thereto. CONSTITUTION:A monohydr...
2.主要用途 3.生产技术 4.安全防护 5.待增加 6.相关资料 7.补充内容 8.待增加 9.本内容贡献者 ...