SU436890A1 - Suspension for electrophoretic deposition of metal-polymer coatings - Google Patents
Suspension for electrophoretic deposition of metal-polymer coatingsInfo
- Publication number
- SU436890A1 SU436890A1 SU1798642A SU1798642A SU436890A1 SU 436890 A1 SU436890 A1 SU 436890A1 SU 1798642 A SU1798642 A SU 1798642A SU 1798642 A SU1798642 A SU 1798642A SU 436890 A1 SU436890 A1 SU 436890A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- metal
- suspension
- electrophoretic deposition
- polymer coatings
- metal salt
- Prior art date
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- Paints Or Removers (AREA)
Description
(54) СУСПЕНЗИЯ ДЛЯ ЭЛЕКТРОФОРЕТИЧЕСКОГО ОСАЖДЕНИЯ МЕТАЛЛОПОЛИМЕРНЫХ ПОКРЫТИИ(54) SUSPENSION FOR ELECTROPHORETIC DEPOSITION OF METAL-POLYMER COATING
й;рй весовом соотношений фаз 1 :2 в присутствии 2 вес. ч. цетилпиридинийхлорида, 4 вес. ч. аксиэтилированного нонилфенола, 0,8 вес. ч. перекиси бензоила при 70°С до канверсии мономеров 96-98%. Продолжительность полимеризации 6 час.ry; ry weight ratios of phases 1: 2 in the presence of 2 wt. h. cetylpyridinium chloride, 4 wt. including axially nonylphenol, 0.8 weight. including benzoyl peroxide at 70 ° C to canversion of monomers 96-98%. The duration of polymerization of 6 hours.
Пример 2. 40 вес. ч. метилметакрилата, 40 вес. ч. этилакрилата, 10 вес. ч. (N-пиперидил ) этилметакрилата и 10 вес. ч. - метилолметакриламкда полимеризуют в водной эмульсии при весовом соотношенин фаз 1 : 2 в присутствии 3 вес. ч. цетилпиридинийхлорида , 3 вес. ч. оксиэтилированного понилфенола , 1 .вес. ч. .перекиси бензоила ири 70°С до конверсии 97-100%. Продолжительность полимеризации 6 час.Example 2. 40 weight. including methyl methacrylate, 40 wt. including ethyl acrylate, 10 wt. h (N-piperidyl) ethyl methacrylate and 10 wt. hours - methylol methacrylamide is polymerized in an aqueous emulsion with a weight ratio of 1: 2 in the presence of 3 wt. h. cetylpyridinium chloride, 3 wt. including ethoxylated ponylphenol, 1. weight. h. peroxide benzoyl iri 70 ° C to a conversion of 97-100%. The duration of polymerization of 6 hours.
Например, дл получени металлополимерного покрыти используют суспензию следующего состава, г/л: сульфат свинца 150, поливиниловый апирт 20 и латекс (пример 1) 160. Добавлением сульфаминовой кислоты устанавливают рН 3.For example, a suspension of the following composition is used to obtain a metal polymer coating, g / l: lead sulfate 150, polyvinyl alcohol 20 and latex (example 1) 160. The pH is adjusted to 3 by addition of sulfamic acid.
Процесс осуществл ют при плотности тока 0,6 а/дм и комиатхной температуре в течение 10 мин. Покрытие промывают водой и высушивают при температуре 120°С в течение 30 мин.The process is carried out at a current density of 0.6 a / dm and at a coma temperature for 10 minutes. The coating is washed with water and dried at 120 ° C for 30 minutes.
Полученное блест щее покрытие имеет толщину 30 мкм, электропроводность такого покрыти составл ет 10 ом. Покрытие отличаетс высокой коррозионной стойкостью и не отел айва е ге в течение 125 суток в дистиллированной воде и 70 суток в 3%-ном растворе хлористого иатри .The resulting gloss coating has a thickness of 30 microns; the electrical conductivity of such a coating is 10 ohms. The coating is characterized by high corrosion resistance and does not cause calving for 125 days in distilled water and 70 days in a 3% solution of sodium chloride.
При введении в электролит латекса, получение которого описано в примере 2, в указанных выше концентраци х при плотности тока 2 а/ад2 в течение 10 мин было получено матовое покрытие толщиной 40 мкм, коррозионна стойкость которого составл ет 60 суток в дистиллированной воде и 35 суток в 3%-ном растворе хлористого натри .With the introduction of latex into the electrolyte, the preparation of which is described in Example 2, in the above concentrations at a current density of 2 a / ad2, a matte coating 40 microns thick was obtained for 10 minutes, the corrosion resistance of which is 60 days in distilled water and 35 days in a 3% solution of sodium chloride.
Таким образом, полученные покрыти обладают большей коррозионной стойкостью оо сравнению с покрыти ми, полученными изThus, the resulting coatings have a greater corrosion resistance compared to coatings obtained from
суонензии известного состава, отслаивание которых в водосодержащей среде наблюдаетс уже через сутки.suonenses of known composition, the exfoliation of which in a water-containing medium is observed already after a day.
Предмет изобретени Subject invention
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1798642A SU436890A1 (en) | 1972-06-14 | 1972-06-14 | Suspension for electrophoretic deposition of metal-polymer coatings |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU1798642A SU436890A1 (en) | 1972-06-14 | 1972-06-14 | Suspension for electrophoretic deposition of metal-polymer coatings |
Publications (1)
Publication Number | Publication Date |
---|---|
SU436890A1 true SU436890A1 (en) | 1974-07-25 |
Family
ID=20518415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU1798642A SU436890A1 (en) | 1972-06-14 | 1972-06-14 | Suspension for electrophoretic deposition of metal-polymer coatings |
Country Status (1)
Country | Link |
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SU (1) | SU436890A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4624762A (en) * | 1985-04-15 | 1986-11-25 | Scm Corporation | Method for cathodic electrocoating composition comprising pigmented aqueous latex binder |
US6235812B1 (en) | 1996-05-08 | 2001-05-22 | Basf Coatings Ag | Water-dispersible epoxy resins modified with vinyl acetate copolymers |
-
1972
- 1972-06-14 SU SU1798642A patent/SU436890A1/en active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4624762A (en) * | 1985-04-15 | 1986-11-25 | Scm Corporation | Method for cathodic electrocoating composition comprising pigmented aqueous latex binder |
US6235812B1 (en) | 1996-05-08 | 2001-05-22 | Basf Coatings Ag | Water-dispersible epoxy resins modified with vinyl acetate copolymers |
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