CN109627951A - 一种改性环氧树脂及其制备方法和高泳透力阴极电泳涂料 - Google Patents
一种改性环氧树脂及其制备方法和高泳透力阴极电泳涂料 Download PDFInfo
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- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
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- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/44—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for electrophoretic applications
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Abstract
Description
项目 | 参数 |
电泳温度 | 28~30℃ |
电泳电压 | 80~100V |
电泳时间 | 3min |
烘烤条件 | 170℃×30min |
漆膜厚度/μm | 20±2 |
内容 | 实施例4 | 实施例5 | 实施例6 |
槽液固含/% | 16~20 | 16~20 | 16~20 |
槽液灰分/% | 18~20 | 18~20 | 18~20 |
槽液pH值/25℃ | 5.6~6.4 | 5.6~6.4 | 5.6~6.4 |
槽液电导率(μS/m) | 1300±300 | 1300±300 | 1300±300 |
槽液工作温度 | 28℃~32℃ | 28℃~32℃ | 28℃~32℃ |
泳透力(四枚盒法)/% | 64.43 | 64.88 | 65.90 |
库伦效率mg/C | ≥35 | ≥35 | ≥35 |
内容 | 实施例4 | 实施例5 | 实施例6 |
外观 | 色泽均一,平整光滑 | 色泽均一,平整光滑 | 色泽均一,平整光滑 |
厚度/μm | 20±2 | 20±2 | 20±2 |
划格试验 | 0级 | 0级 | 0级 |
硬度 | ≥2H | ≥2H | ≥2H |
柔韧性 | ≤1mm | ≤1mm | ≤1mm |
耐冲击强度 | ≥50kg﹒cm | ≥50kg﹒cm | ≥50kg﹒cm |
耐水性 | ≥500h,无明显变化 | ≥500h,无明显变化 | ≥500h,无明显变化 |
耐盐雾 | ≥1000h | ≥1000h | ≥1000h |
耐酸 | ≥24h,无明显变化 | ≥24h,无明显变化 | ≥24h,无明显变化 |
耐碱 | ≥24h,无明显变化 | ≥24h,无明显变化 | ≥24h,无明显变化 |
Claims (9)
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112778817A (zh) * | 2020-12-31 | 2021-05-11 | 桂林理工大学 | 一种海工混凝土用钢筋耐腐蚀涂层及其制备方法 |
CN114507331A (zh) * | 2022-01-28 | 2022-05-17 | 重庆毂运科技有限公司 | 一种高柔韧性电泳树脂及其制备方法 |
CN114736353A (zh) * | 2022-03-01 | 2022-07-12 | 天津市新丽华色材有限责任公司 | 一种阴极电泳涂料专用增韧树脂及其制备方法和应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1122353A (zh) * | 1994-11-02 | 1996-05-15 | 化学工业部常州涂料化工研究院 | 阴极电沉积涂料用树脂及其制备和应用 |
CN1493633A (zh) * | 2003-09-10 | 2004-05-05 | 江苏鸿业涂料科技产业有限公司 | 高泳透力阴极电泳涂料用树脂乳液 |
CN102942835A (zh) * | 2012-11-21 | 2013-02-27 | 广东科德化工实业有限公司 | 一种高泳透力阴极电泳涂料及其制备方法和使用方法 |
CN103865360A (zh) * | 2014-03-28 | 2014-06-18 | 湖南伟邦汽车涂料有限公司 | 一种耐酸型阴极电泳涂料、制备及应用方法 |
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2018
- 2018-12-18 CN CN201811553564.2A patent/CN109627951B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1122353A (zh) * | 1994-11-02 | 1996-05-15 | 化学工业部常州涂料化工研究院 | 阴极电沉积涂料用树脂及其制备和应用 |
CN1493633A (zh) * | 2003-09-10 | 2004-05-05 | 江苏鸿业涂料科技产业有限公司 | 高泳透力阴极电泳涂料用树脂乳液 |
CN102942835A (zh) * | 2012-11-21 | 2013-02-27 | 广东科德化工实业有限公司 | 一种高泳透力阴极电泳涂料及其制备方法和使用方法 |
CN103865360A (zh) * | 2014-03-28 | 2014-06-18 | 湖南伟邦汽车涂料有限公司 | 一种耐酸型阴极电泳涂料、制备及应用方法 |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112778817A (zh) * | 2020-12-31 | 2021-05-11 | 桂林理工大学 | 一种海工混凝土用钢筋耐腐蚀涂层及其制备方法 |
CN112778817B (zh) * | 2020-12-31 | 2021-10-29 | 桂林理工大学 | 一种海工混凝土用钢筋耐腐蚀涂层及其制备方法 |
CN114507331A (zh) * | 2022-01-28 | 2022-05-17 | 重庆毂运科技有限公司 | 一种高柔韧性电泳树脂及其制备方法 |
CN114736353A (zh) * | 2022-03-01 | 2022-07-12 | 天津市新丽华色材有限责任公司 | 一种阴极电泳涂料专用增韧树脂及其制备方法和应用 |
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Effective date of registration: 20210316 Address after: No.13, Xinhui Road, Wusha Industrial Zone, Shunde science and Technology Industrial Park, Foshan City, Guangdong Province, 528399 Patentee after: GUANGDONG KODEST ECO-TECHNOLOGY INC. CO.,LTD. Patentee after: Shanghai Ruijun electrophoretic coating Co.,Ltd. Address before: No. 13, Xinhui Road, Daliang Wusha Industrial Park, Shunde District, Foshan City, Guangdong Province, 528333 Patentee before: GUANGDONG KODEST ECO-TECHNOLOGY INC. Co.,Ltd. |
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Application publication date: 20190416 Assignee: Zhongguancun Technology Leasing Co.,Ltd. Assignor: GUANGDONG KODEST ECO-TECHNOLOGY INC. CO.,LTD. Contract record no.: X2022980013158 Denomination of invention: A kind of modified epoxy resin and preparation method thereof, and cathodic electrophoretic coating with high penetrability Granted publication date: 20201030 License type: Exclusive License Record date: 20220826 |
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Denomination of invention: A kind of modified epoxy resin and preparation method thereof, and cathodic electrophoretic coating with high penetrability Effective date of registration: 20220829 Granted publication date: 20201030 Pledgee: Zhongguancun Technology Leasing Co.,Ltd. Pledgor: GUANGDONG KODEST ECO-TECHNOLOGY INC. CO.,LTD. Registration number: Y2022980013901 |