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54   3                                                                                Vol. 54 No. 3
              2024  3                                                                                 Mar.  2024
                                                    A N    C A  NGS  ND S R


                      环氧树脂/聚酰胺配比对膨胀型钢结构防火涂料


                                           防火和抑烟性能的影响



                                          黄丹蓉 ,颜  龙          1,2 ,李  昀 ,徐志胜       2
                                                                       1,2
                                                  1,2
                 (1. 湖南铁院土木工程检测有限公司,长沙410075;. 中南大学土木工程学院,长沙410075)
                                                                   2
                     摘 要:                   ,     (E )     ( A)

                                   ,                  ( G)
                    (SEM)       E   A
                                   E   A              ,m(E ) m( A) 3 2
                                         ,                ,
     探             800          27. 7 ,         172. 4,           300
                  1 570
     索
                     关键词:
     开               中图 类号   637. 6  文献标志码:A  文章编号:0253-4312(2024)03-0008-07
                     doi 10. 12020  . i  n. 0253-4312. 2023-302
     发
                      E  ect o  Epo y Resin Polyamide Ratio on  ire and Smo e

                         Suppression Properties o  Intumescent  ire Retardant

                                           Coatings  or Steel Structure


                                                               1,2
                                                                         1,2
                                                   1,2
                                     uan  Danron  , an  on  , i  un , u  hi hen         2
                     (1. Hunan Tieyuan Civil Engineering Testing Co     Ltd     Changsha   410075,China 2. School of Civil
                                    Engineering,Central South University,Changsha   410075,China)

                        stract n order to enhance the  ire and  mo e  uppre  ion propertie  o   ire retardant
                 coatin    or  teel  tructure,he epo y re in(E )polyamide re in( A) y tem wa  u ed a  the

                                            t

                  ilm- ormin   polymer  to  prepare  intume cent   ire  retardant  coatin  .  he  e  ect   and
                 re ularitie  o  E   A ratio on the  ire and  mo e  uppre  ion propertie  o  the intume cent  ire
                 retardant  coatin     or   teel   tructure  were   y tematically  analy ed   y  cone  heater, mo e
                                                                                                      .
                 den ity te ter,hermo ra imetric analy i ( G)and  cannin  electron micro copy(SEM)  he

                               t
                 re ult   howed that the  ire and  mo e  uppre  ion propertie  were clo ed related to the ratio o
                 E   A.  hen  the  ma    ratio  o   E   A  wa   3 2,the  o tained  coatin   could   orm  more
                 pho phoru -containin   cro  -lin in    tructure   durin   com u tion, howin   optimal   ire,

                  mo e  uppre  ion and char  ormation e  ect .  he re idual car on rate o  the coatin  at 800

              基金项目   国家自然科学基金项目(52276143);      工程  有 公 科技开发项目( N  2022 07)
              通信作者:  (1987—), ,  ,  授,主要从 防    料的研究。
             本文  引 格式:
                ,  ,  ,等.           对    结构防 涂料防 和  性 的     . 涂料工业,2024,54(3):8-14.
                                 e
               ANG  D  R, AN   ,     ,t al. E  ect o  epo y re in polyamide ratio on  ire and  mo e  uppre  ion propertie  o  intume cent  ire retardant coatin    or
              teel  tructure   .  aint   Coatin    ndu try,2024,54(3):8-14.

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