1. Dibenzyl sulfoxide and dibenzyl sulfone were synthesized from dibenzyl sulfide oxidated with H 2O 2 without catalyst.

2. The invention discloses a dicarboxyl diphenyl sulfone containing sulfonate group belonging to the technical field of chemical industry and a preparation method thereof.

3. Results: The yield of geranyl sulfone could be higher than 60% under two conditions.

4. Blends of poly ( phthalazinone ether sulfone ketone ) ( PPESK ) and polytetrafluoroethylene ( PTFE ) were prepared via solution frictiontester.

5. Vinyl polymer of sulfone group-containing monomer, method for producing the same, polymer electrolyte, polymer electrolyte membrane, andfuel cell.

6. Dibenzyl sulfoxide and dibenzyl sulfone were synthesized dibenzyl sulfide oxidated with H 2 O 2 without catalyst.

7. According to the one-pot double elimination reaction of methylthio methyl phenyl sulfone with aromatic aldehydes, the blocks of methylthio arylethynes are prepared.

8. Iso - army gallate was synthesized by esterification of gallic acid with iso - army alcohol catalyzed by 4 - methylbenzene - sulfone acid.

9. Methods: In the presence of hydrochloric acid or nitric acid, geranyl sulfone was prepared from geraniol in isopropyl alcohol or THF under reflux conditions for 18 h or 28 h, respectively.

10. A series of ultrafiltration membrane were made from chloromethylated poly(phthalazinone ether sulfone ketone)(CMPPESK)with N-methyl-2-pyrrolidone as solvent.

11. Include polyoxymethylene, polyamide, polycarbonate, ABS, polyphenylene oxide, polyethylene terephthalate, polysulfone, polyether sulfone, polyimide, polyphenylene sulfide and so on.

12. At least one of the cathode, the anode, the separator, and the electrolytic solution contains a sulfone compound having an acid anhydride group and a sulfonyl group.

13. Objective: To improve the one stage synthetic method of geranyl sulfone catalyzed by acid.

14. High-performance liquid chromatography method was used for determination of fenbendazole and its sulfoxide and sulfone metabolites in 5 goats./sulfone.html

15. This paper reviewed the advances in the study on the main chain type aromatic polymers including polyarylether ketone sulfone, calixarene, starburst and conductive polymer.

16. And a high molecular weight poly ( arylene ether nitrile sulfone ) has obtained.