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第54卷第4期                                       涂料工业                                     Vol. 54  No. 4
              2024年4月                          等:复合溶胶感光机理及点 防腐涂层制备                                    Apr. 2024
                                                   PAINT & COATINGS INDUSTRY


                             复合溶胶 光机理及点 防腐涂层制备




                                     ,        ,        ,       成 ,    ,            ,       洋 *2
                                                                  1
                                     1
                                                        1
                                                                           1
                                               2
                                                                                    1
                                       (1. 西安特种设备检验检测院,西安710065;
                                    2. 西安理工大学材料科学与工程学院,西安710048)
                     摘 要:    20       ,          ,         20
                        TiO -SiO     ,      TiO -SiO          ,      TiO
                                 2    2                        2   2                                  2
                    TiO -SiO          /TiO -SiO         20            :TiO -
                          2   2                       2    2                                              2
                 SiO     330~380 nm             ,     Ti
                                                                            4+
                    2
                      ,  ,                    TiO -SiO     ,
                                                                              2   2
                       ,           ,      /TiO -SiO
                                                                        2    2
                       , 20
                     关键词:       20  TiO -SiO
                                                   2    2
                     中图分类号:TQ635. 2          文献标志码:A  文章编号:0253-4312(2024)04-0047-07
                     doi:10. 12020/j. issn. 0253-4312. 2023-336
                  Photosensitive Mechanism of Composite Sols and Preparation of

                                       Dot Matrix Anticorrosive Coating


                                                         1
                                                                   1
                                                                              1
                                               2
                                                                                        1
                                1
                         Yun Ke ,Zhang Cheng ,Yang Xu ,Bi Cheng ,Liu Jin'e ,Lu Yuan ,Ren Yang      2
                   (1. Xi an Special E uipment Inspection Institute,Xi an   710065,China;2. School of Materials Science and
                                   Engineering,Xi an University of Technology,Xi an   710048,China)
                      Abstract:In  order  to  improve  the  corrosion  resistance  of  20  steel  plate,based  on  the
                 principle of photosensitive micromachining,a hydrophobic TiO -SiO  dot matrix coating film
                                                                               2
                                                                                    2
                 was  prepared  on  the  surface  of  20  steel  plate  by  the  sol-gel  method. The  photosensitive
                 mechanism of TiO -SiO  composite sol was emphatically studied,and the corrosion resistance
                                   2    2
                 of 20 steel plates protected by TiO  dot matrix coating,TiO -SiO  dot matrix coating and flat
                                                   2                       2    2
                 bottom  layer/TiO -SiO  dot  matrix  coating  was  compared. The  results  showed  that  the  TiO -
                                 2     2                                                                 2
                 SiO  sol  indicated  excellent  photosensitivity  to  the  ultraviolet  light  with  the  photosensitive
                     2
                                                                                4+
                 wavelength  of  330-380 nm,and  the  solubility  of  sensitized  Ti metal  chelates  in  organic
                 solvents  decreased  sharply. Based  on  this  principle,using  the  photosensitive  sol-gel
                 technology could obtain the TiO -SiO  lattice gel pattern with complete structure. The lattice
                                                2     2
                 pattern  made  the  material  change  from  hydrophilicity  to  hydrophobicity,and  the  corrosion

             [基金项目]  西省市场  管理 科技计 项目(2021KY12);2022年度市场 管  科技计 项目(2022MK165)
             第一作者: 柯(1985—),男,高级工程师,研究方向为材料腐蚀与防护。
             *通信作者:任洋(1984—),副教授,博士,研究方向为功能氧化物薄膜。
             本文规范引用格式:
              柯,张 ,杨旭,等. 复合溶胶感光机理及点 防腐涂层制备[J]. 涂料工业,2024,54(4):47-53.
             YUN  K,ZHANG  C,YANG  X,et al. Photosensitive mechanism of composite sols and preparation of dot matrix anticorrosive coating [J]. Paint & Coatings
             Industry,2024,54(4):47-53.
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