CAS: 177325-75-6; 2,4-Bis(Phenylsulfonyl)Phenol

苯磺酸,苯酚置于g-C3N4 Supported On Fe,Polyphosphoric Acid体系中,化学反应 12.0H,反应生成2,4-二(苯磺酰基)苯酚
参考文献:一种2,4-二苯砜基苯酚的合成方法
标题:一种2,4-二苯砜基苯酚的合成方法
摘要:本发明涉及化学合成技术领域,具体涉及一种2,4‑二苯砜基苯酚的合成方法,具体合成方法如下:将苯酚以及苯磺酸加入反应器中,加入多聚磷酸以及催化剂,加热到一定温度反应,反应结束后降温,然后加入水稀释,升温水解后过滤得到2,4‑二苯砜基苯酚粗产品,粗产物经重结晶后制备得到高纯度目标产物2,4‑二苯砜基苯酚.

专利信息

专利号:US-8288313-B2
优先权日:2007-02-14
标 题:Thermal recording material
发明人：IKEZAWA YOSHIMI
权利人:IKEZAWA YOSHIMI; MITSUBISHI PAPER MILLS LTD
摘要:A thermal recording material comprises a support and a thermal recording layer formed thereon, the thermal recording layer containing an electron-donating dye precursor and an electron-receiving developer that causes said dye precursor to develop a color, wherein said thermal recording layer contains vapor-phase synthesis silica, preferably, the vapor-phase synthesis silica has a specific surface area, measured by a BET method, of 50 to 200 m 2 /g and further is doped with aluminum oxide, and the thermal recording layer further contains the above vapor-phase synthesis silica and a diphenyl sulfones-bridged type compound, and the thermal recording material is excellent in anti-sticking property and image stability.