8 常用玻璃钢衬里之“乙烯基酯树脂”的固化············································219
8.1 防腐理论知识··········································································219
8.1.1 酯键密度···································································219
8.1.2 酯键相邻位置的空间位阻·······················································220
8.1.3 交联剂单体种类及含量······················································221
8.1.4 双键交联密度·····························································221
8.2 乙烯基酯树脂玻璃钢耐腐蚀性能评价···········································222
8.2.1 乙烯基酯树脂玻璃钢静态耐药品性试验方法·······························224
8.2.1.1 实验样条制作方法························································225
8.2.1.2 实验药品和仪器······························································226
8.2.1.3 浸泡期间及实验前确认·····················································226
8.2.1.4 实验步骤································································226
8.2.1.5 实验结果···································································227
8.2.1.6 半对数外延数据处理方法··················································227
8.2.1.7 静态耐蚀性综合评价方法··················································228
8.2.1.7.1 设计安全系数·····························································228
8.2.1.7.2 纤维增强塑料设备耐腐蚀内衬层分项设计系数K2的确定方法·229
8.2.1.7.2.1 耐腐蚀数据的确定方法···········································230
8.2.1.7.2.2 应用经验的确定方法··············································230
8.2.1.7.2.3 实验室试验或现场挂片验证的确定方法······················230
8.2.1.7.2.4 实验室试验验证分项设计系数K2值举例·······················233
8.2.1.7.3 不同标准间耐腐蚀评估判定的差别·································241
8.2.2 乙烯基酯树脂玻璃钢动态耐药品腐蚀试验···································242
8.2.2.1 动态耐药品腐蚀试验方法··············································243
8.2.2.2 应力消除····································································243
8.2.2.3 耐动态药品性评价··························································244
8.3乙烯基酯树脂性能简介································································244
8.3.1 乙烯基酯树脂主要类型和应用·············································244
8.3.2 典型产品质量指标························································248
8.3.3 典型常温固化体系·································································249
8.3.4 典型常温固化特征··································································249
8.3.5 典型物理性能···································································250
8.3.6 典型耐化性能·······································································251
8.3.7 巴氏硬度、热导率、机械性能、热膨胀系数、体积收缩率、电性能、阻燃·251
8.3.7.1 巴氏硬度·····································································251
8.3.7.2 热导率(K值)···································································253
8.3.7.3 不同纤维含量FRP机械性能················································253
8.3.7.4 典型FRP线性膨胀系数······················································254
8.3.7.5 浇铸体体积收缩率····························································254
8.3.7.6 浇铸体电性能·······························································255
8.3.7.7 阻燃性···········································································255
8.3.8 如何储存、运输、使用乙烯基酯树脂·············································256
8.4 乙烯基酯树脂的固化··································································257
8.4.1 UPR&VER的固化交联机理······················································258
8.4.2 UPR&VER的固化方式····························································259
8.4.2.1有机过氧化物固化·····························································259
8.4.2.2热分解固化······································································260
8.4.2.3化学分解固化···································································260
8.4.2.4光固化············································································261
8.4.3 促进剂(常温固化用促进剂)·····················································261
8.4.3.1 有机金属类化合物促进剂···················································262
8.4.3.1.1 概述···································································262
8.4.3.1.2 常见市售有机金属化合物促进剂····································263
8.4.3.1.2.1 环烷酸钴·····························································263
8.4.3.1.2.2 异辛酸钴······················································263
8.4.3.1.2.3 钴-钾-钙-过渡金属复配的复合促进剂·························264
8.4.3.1.2.4 环烷酸锰或异辛酸锰·············································266
8.4.3.1.3 环保型绿色“低钴”、“无钴”促进剂································266
8.4.3.1.4 原钴、浓钴和实际市场现场使用的“蓝水”的区别··················266
8.4.3.2 叔胺类促进剂···························································267
8.4.3.3 其他类型促进剂··························································268
8.4.4 助促进剂(加速剂)·······························································269
8.4.5 固化剂·············································································270
8.4.5.1 概述············································································270
8.4.5.2 分类···········································································271
8.4.5.3 举例介绍·········································································273
8.4.5.3.1 常温固化剂································································273
8.4.5.3.1.1 过氧化甲乙酮(MEKP)···········································274
8.4.5.3.1.1.1 概述······························································274
8.4.5.3.1.1.2 结构、组成························································275
8.4.5.3.1.1.3 品质与危险性··················································276
8.4.5.3.1.1.4 显色固化剂(粉红色,固化后粉红色消失)···············276
8.4.5.3.1.2 过氧化环己酮(CYHP、CHPO)································276
8.4.5.3.1.3 过氧化氢异丙苯(CHP)···········································277
8.4.5.3.1.4 过氧化乙酰丙酮(AAP)···········································278
8.4.5.3.1.5 过氧化二苯甲酰(BPO)·············································279
8.4.5.3.1.6“无泡”固化剂·························································280
8.4.5.3.1.7 其他室温固化剂····················································281
8.4.5.3.2 中温固化剂······························································281
8.4.5.3.2.1 过氧化二苯甲酰(BPO)···········································281
8.4.5.3.2.2 过氧化-2-乙基己酸叔丁酯(TBPO)·····························281
8.4.5.3.2.3 过氧化二碳酸二(4-叔丁基环己基)酯(TBCP)················282
8.4.5.3.2.4 其他中温固化剂····················································282
8.4.5.3.3 高温固化剂····························································282
8.4.5.3.3.1 过氧化苯甲酸叔丁酯(TBPB)·····································282
8.4.5.3.3.2 过氧化二异丙苯(DCP)···········································283
8.4.5.3.3.3 其他高温固化剂····················································283
8.4.5.3.4 复配固化剂································································283
8.4.5.4.1 MEKP/CHPO复配··············································284
8.4.5.4.2 CHP/MEKP复配·················································284
8.4.5.4.3 MEKP/TBPB、MEKP/TBPO复配···································284
8.4.5.4.4 BPO/TBPB、TBPO/TBPB、TBCP/TBPB等复配···················284
8.4.5.4.5 其他各具特色的互配固化剂·······································285
8.4.5.3.5 其他特殊固化剂··························································285
8.4.6 固化剂的选用原则······························································286
8.4.6.1 固化剂与树脂的配伍性······················································286
8.4.6.2 固化成型工艺,树脂胶料的可使时间、罐寿期························286
8.4.6.3 固化成型温度的影响··················································287
8.4.6.4 固化速度的要求························································288
8.4.6.5 制品的壁厚影响·····························································288
8.4.6.6 填料、颜料及添加剂的影响···············································288
8.4.7 阻聚剂、固化延迟剂和稳定剂··················································289
8.4.7.1 阻聚剂的主要类型介绍和作用原理········································290
8.4.7.2 阻聚剂的选择原则··························································292
8.4.7.3 UPR&VER领域阻聚剂的使用要求········································293
8.4.7.4 阻聚剂对树脂储存及固化性能的影响····································294
8.4.7.5 VER和UPR在使用阻聚剂时的细微区别································295
8.4.8 稳定剂、环烷酸铜····························································296
8.4.9 表面活性剂、消泡剂····························································297
8.4.10 触变剂·········································································297
8.4.11 脱模剂···········································································298
8.4.12 紫外线吸收剂···································································299
8.4.13 空干剂···············································································300
8.4.14 光引发剂········································································300
8.4.15 阻燃剂············································································302
8.5 乙烯基酯树脂成型指导······························································302
8.5.1 常见UPR&VER的FRP成型方法···············································303
8.5.1.1 接触成型······································································303
8.5.1.2 压力成型·······································································307
8.5.1.3 纤维连续成型·································································308
8.5.2 特殊部位的成型·································································315
8.5.2.1 厚尺寸部位的成型·····························································315
8.5.2.2 最外层的制作·································································315
8.6 现场玻璃钢衬里施工之乙烯基酯树脂成型指导································316
8.6.1 乙烯基酯树脂固化指导及配方················································316
8.6.1.1 现场施工乙烯基酯树脂胶料准备·········································316
8.6.1.2 现场施工乙烯基酯树脂固化影响因素···································318
8.6.1.3 小试称量··································································318
8.6.1.4 小料试样································································318
8.6.1.5 凝胶时间和温度···························································318
8.6.1.6 适用的促进剂、助促进剂、固化剂、阻聚剂···························319
8.6.2 现场施工乙烯基酯树脂的固化系统(典型的常温、低温、光固化体系)···320
8.6.2.1 常用的“蓝白水”现场施工常温固化体系·····························321
8.6.2.2 常用的“DMA/BPO”常温固化体系········································322
8.6.2.3 光固化等特种常温固化体系···········································322
8.6.2.4 常用低温固化体系························································322
8.6.2.5 常见低放热控制方法·······················································322
8.6.2.6 常见长凝胶时间控制方法···················································322
8.6.2.7 常见薄层固化控制方法···················································322
8.6.2.8 典型的凝胶时间配方····················································322
8.6.2.9 典型的中、高温固化体系··················································323
8.6.2.10 典型的互配固化剂体系····················································323
8.6.3 影响UPR&VER固化速度、固化程度的因素··································323
8.6.3.1 树脂类型的对固化速度、固化程度的影响·······························324
8.6.3.2 固化剂、促进剂加入量对树脂固化速度、固化程度的影响·············325
8.6.3.3 施工环境对树脂固化速度、固化程度的影响·····························325
8.6.3.4 制品结构对树脂固化速度、固化程度的影响····························325
8.6.3.5 填料等其它添加剂对树脂固化速度、固化程度的影响················326
8.6.3.6 常温固化UPR&VER可操作时间的影响因素····························326
8.6.3.7 树脂的固化度对制品性能的影响··········································327
8.6.4 UPR&VER固化度的评价··························································327
8.6.4.1 实验室评价·································································327
8.6.4.1.1 巴氏硬度法·························································327
8.6.4.1.2 树脂不可溶分含量检测法·············································327
8.6.4.1.3 力学性能间接评价法·················································328
8.6.4.1.4 热变形温度间接评价法··········································328
8.6.4.2 非实验室评价····························································329
8.6.4.2.1 目视检查···································································329
8.6.4.2.2 巴氏硬度检测·····················································329
8.6.4.2.3 丙酮敏感性试验······················································330
8.6.4.2.4 回弹法检查··························································330
8.6.4.3 积层缺陷检查··································································330
8.6.5 固化后苯乙烯残留量的控制····················································333
8.6.5.1 后固化处理··································································337
8.6.5.2 选用恰当的固化剂·····················································337
8.6.5.3 增加固化剂用量······························································338
8.6.5.4 延长固化时间··································································338
8.6.6 食品级应用及相关卫生认证······················································338
8.6.6.1 树脂要求···········································································338
8.6.6.2 成型要求·····································································338
8.6.7 现场玻璃钢衬里施工之乙烯基酯树脂成型概述及原料··················339
8.6.8 现场玻璃钢衬里施工之乙烯基酯树脂成型方法·····························340
8.6.8.1 测试用积层板制作·····················································340
8.6.8.2 UPR&VER手糊积层成型详细指导······································342
8.6.8.3 UPR&VER玻璃钢衬里施工前准备工作··································344
8.6.8.4 UPR&VER玻璃钢衬里成型方法···········································346
8.6.8.4.1 胶料配制··································································346
8.6.8.4.2 通用玻璃钢衬里施工工艺·············································346
8.6.8.4.3 不同基材的UPR&VER玻璃钢衬里作业····························348
8.6.8.4.4 是否适合制作UPR&VER衬里的判断—粘结应用测试补丁·····348
8.6.8.4.5 金属基材UPR&VER玻璃钢衬里施工····························349
8.6.8.4.6 混凝土基材UPR&VER玻璃钢衬里施工························350
8.6.8.4.7 玻璃钢二次粘结衬里施工(FRP上衬里FRP)··················351
8.6.8.4.8 混凝土基材乙烯基酯树脂玻璃钢衬里时使用的锚固件·········352
8.6.8.4.9 玻璃钢衬里耐磨层制作···········································353
8.6.8.4.10 璃钢衬里外涂层制作··············································353
8.6.8.4.11 导电静玻璃钢内衬制作············································353
8.6.8.4.12 后固化处理······························································354
8.6.8.4.13 其他玻璃钢衬里施工注意事项······································354
8.6.8.4.14 现场乙烯基酯树脂玻璃钢衬里施工的树脂储存注意事项·····355
8.6.8.4.14.1 储存温度······················································355
8.6.8.4.14.2 树脂存放期、保质期及两者区别·······························355
8.6.8.4.14.3 转动存货··············································356
8.6.8.4.14.4 充气、换气存货·········································356
8.6.8.4.14.5 分散储存等其他树脂储存建议·······························356
8.6.8.4.14.6 预促树脂的存放··············································357
8.6.8.4.14.7 产品存放管理职责········································357
8.6.9 现场玻璃钢衬里施工之乙烯基酯树脂玻璃钢衬里疑难问题解答········357
9 通用玻璃钢衬里施工技术···································································357
9.1 通用玻璃钢积层板成型····················································357
9.1.1 安全事项·······································································357
9.1.2 工作计划···········································································358
9.1.3 确保施工区域安全······························································358
9.1.4 基材处理或模具表面准备工作··············································358
9.1.5 切割玻璃纤维································································358
9.1.6 制作测试用积层板·······························································358
9.1.7 树脂的称量和混合作业···························································359
9.1.8 树脂静置脱泡(熟化工序)······················································359
9.1.9 刷树脂··········································································359
9.1.10 表面毡层铺··································································360
9.1.11 其它短切毡、纤维布等的层铺··················································360
9.1.12 富树脂层············································································360
9.1.13 彻底清扫···········································································360
9.1.14 FRP积层板凝胶固化降温······················································361
9.1.15 后期养护··········································································361
9.2 通用玻璃钢衬里施工准备·····························································362
9.2.1 表面准备顺序······································································362
9.2.2 金属表面喷砂处理要领····························································362
9.2.3 水泥基体表面喷砂处理要领······················································363
9.2.4 通常使用的施工器材··························································363
9.2.5 材料准备及设计准备·······························································363
9.3 通用玻璃钢衬里、整体面层施工······················································364
9.3.1 通用玻璃钢衬里胶料、整体面层胶料施工配制·····························364
9.3.1.1 不饱和聚酯树脂和乙烯基酯树脂胶料的配制···························364
9.3.1.2 环氧树脂胶料的配制·····················································365
9.3.1.3 改性环氧树脂胶料的配制···················································368
9.3.1.4 酚醛树脂胶料配制·····························································368
9.3.1.5 呋喃树脂胶料的配制··························································368
9.3.2 通用玻璃钢衬里、整体面层施工工艺···········································370
9.3.2.1 纤维增强塑料的施工····················································370
9.3.2.2 树脂整体面层的施工························································371
9.3.2.3 通用玻璃钢衬里、整体面层工程养护和质量检查···················372
9.3.3 不同基材的玻璃钢衬里作业····················································372
9.3.3.1 金属基材玻璃钢衬里施工···················································372
9.3.3.2 混凝土基材玻璃钢衬里施工·················································373
9.3.3.3 玻璃钢基材二次玻璃钢衬里施工(FRP上内衬FRP)··················374
9.4 玻璃钢衬里施工安全防护及注意事项·············································375
9.4.1 原料相关安全环保事宜························································375
9.4.2 施工相关安全、环保、环境相关事宜············································376
10 通用玻璃钢衬里工程施工缺陷及解决办法·········································379
10.1 FRP玻璃钢衬里局部或整体脱壳····················································379
10.2 FRP玻璃钢衬里局部鼓泡、气泡过多···············································380
10.3 FRP衬里积层时树脂本身导致的气泡及解决策略·······························381
10.4 FRP衬里积层时外部因素导致的气泡及解决策略·······························381
10.5 FRP玻璃钢衬里层间剥离、分层·····················································382
10.6 FRP玻璃钢衬里纤维外露·····························································383
10.7 FRP玻璃钢衬里不凝胶或凝胶太慢·················································384
10.8 FRP玻璃钢衬里凝胶了,但凝胶后不能变硬,或强度上来太慢(硬化不良)··385
10.9 FRP玻璃钢衬里凝胶太快、凝胶时间漂移····································386
10.10 FRP玻璃钢衬里放热过快、过多·······································387
10.11 FRP玻璃钢衬里有裂缝····························································387
10.12 FRP玻璃钢衬里表面发粘···················································387
10.13 FRP玻璃钢衬里表面流胶严重····················································388
10.14 FRP玻璃钢衬里固化收缩太大导致隆起、脱壳······························388
10.15 FRP玻璃钢衬里局部腐蚀修复················································389
10.16 FRP玻璃钢衬里全面腐蚀修复··············································389
10.17 FRP玻璃钢衬里大面积脱落······················································389
10.18 FRP玻璃钢衬里局部变薄或磨蚀·············································390
10.19 FRP玻璃钢衬里使用后表面点状腐蚀孔洞······································390
11 玻璃钢衬里新动向(玻璃钢衬里重防腐之新复合树脂重防腐方向)·············391
11.1 “胶泥+玻璃钢”复合树脂重防腐···········································391
11.2 电化学防腐/玻璃钢衬里复合树脂重防腐·····································391
11.3 金属热喷树脂封孔复合树脂重防腐·················································392
11.4 水玻璃及搪瓷胶泥玻璃钢衬里复合树脂重防腐·································393
参考文献···········································································395
以上
欧阳13918593706
2022年11月12日 PM22:00
于 上海松江漕河泾 office