A detergent for cleaning iron monosulfide was formulated with surfactant, diamino-propadiene, citric and EDTA, and its cleaning mechanism was discussed.
报道了一种以表面活性剂、丙二烯二胺和柠檬酸、EDTA为主要组分的硫化亚铁清洗剂配方和其在炼油装置应用的情况。
Method for preparing 1, 4-di (2, 4-diamino phenoxy) benzenoid form polyimide film for flexible copper clad plate.
柔性覆铜板用1,4 -双(2,4 -二氨基苯氧基)苯型聚酰亚胺薄膜的制备方法。
The electron impact and field desorption mass spectra of 10 2,4-diamino-6-substituted quinazoline sulfonamides were investigated.
研究了10种2，4-二氨基-6-取代磺酰胺喹唑啉类药物的电子电离及场解吸质谱。
Substituted 2,4-diamino-1,3,5-triazines, methods for the production thereof, and use thereof as herbicides and plant growth regulators.
经取代的2，4-二氨基-1，3，5-三嗪类化合物、其制备方法及其用作除草剂和植物生长调节剂的用途。
A series of polysulfide based thio-polyurea was synthesized, which were based on isophorone diisocyanate, liquid polysulfide and 2,5-diamino-3,6-dimethylmercapto toluene.
以液态聚硫橡胶、异氟尔酮二异氰酸酯和扩链剂3，6 -二甲硫基-2 ，5 -二甲苯胺为原料，合成了不同硬段质量分数的聚硫硫代聚脲。
It has been found that 1,1-diamino-2,2-nitroethylene is the most stabilized isomer and has the best exploding properties in three of isomers judged by its the smallest molecular volume.
发现1，1-二氨基2，2-二硝基乙烯为最稳定的异构体；其分子体积最小，预示在其同分异构体中爆轰性能最好。
The synthetic methods of the monomer 4, 6-diamino-1, 3-benzenediol dihydrochloride are reviewed and compared with each other. The current oxidation inhibition method for the monomer is outlined also.
阐述了合成pbo的重要单体4,6 -二氨基- 1,3 -苯二酚盐酸盐的合成方法，并对各种方法进行了比较，简述了目前该单体的防氧化方法。
The synthetic methods of the monomer 4, 6-diamino-1, 3-benzenediol dihydrochloride are reviewed and compared with each other. The current oxidation inhibition method for the monomer is outlined also.
阐述了合成pbo的重要单体4,6 -二氨基- 1,3 -苯二酚盐酸盐的合成方法，并对各种方法进行了比较，简述了目前该单体的防氧化方法。
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