CN104592824A - Modified polytetrafluoroethylene coating for centrifugal pump and preparation method thereof - Google Patents
Modified polytetrafluoroethylene coating for centrifugal pump and preparation method thereof Download PDFInfo
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- CN104592824A CN104592824A CN201510023228.7A CN201510023228A CN104592824A CN 104592824 A CN104592824 A CN 104592824A CN 201510023228 A CN201510023228 A CN 201510023228A CN 104592824 A CN104592824 A CN 104592824A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D127/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
- C09D127/02—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D127/12—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
- C09D127/18—Homopolymers or copolymers of tetrafluoroethene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/082—Anti-corrosive paints characterised by the anti-corrosive pigment
- C09D5/084—Inorganic compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a modified polytetrafluoroethylene coating for a centrifugal pump and a preparation method thereof and relates to the technical filed of coatings for centrifugal pumps. The modified polytetrafluoroethylene coating is prepared from the following raw materials in parts by mass: 90-100 parts of polytetrafluoroethylene, 50-60 parts of polyphenylene sulfide, 45-50 parts of organosilicone resin, 30-40 parts of ethylene glycol monopropyl ether, 25-30 parts of talc powder, 25-30 parts of quartz powder, 15-20 parts of fumed silica, 40-45 parts of epoxidized soybean oil, 10-15 parts of a titanate coupling agent, 18-22 parts of calcium carbonate, 15-20 parts of polydimethylsiloxane, 12-16 parts of dibutyl tin dilaurate, 10-15 parts of a toughening agent, 8-12 parts of an acrylic acid flatting agent, 5-10 parts of modified zinc phosphate, 5-10 parts of aluminum tripolyphosphate, 40-45 parts of methylisobutyl ketone and 20-25 parts of xylene. The coating prepared by the preparation method has good adhesion to the centrifugal pump and the formed coat has the advantages of very strong corrosion resistance, abrasion resistance and anti-aging property so that the service life of the centrifugal pump is prolonged.
Description
Technical field:
The present invention relates to impeller pump coating material production technical field, be specifically related to a kind of impeller pump modified Teflon coating and preparation method thereof.
Background technology:
Tetrafluoroethylene is generally called " non-sticky metallic coating " or " easy clean pot material ", is a kind of synthetic macromolecular material employing fluorine and replace all hydrogen atoms in polyethylene.This material has the feature of antiacid alkali resistant, anti-various organic solvent, is dissolved in all solvents hardly.Tetrafluoroethylene has resistant to elevated temperatures feature simultaneously, and its frictional coefficient is extremely low, so after can making lubrication, also becomes the desirable coating of easy clean pot and water pipe internal layer.
Teflon coating due to have high chemical stability, widely adaptive temperature scope, outstanding not viscosity and excellence ageing-resistant performance and be widely used in industry-by-industry, its application on impeller pump is exactly in one of them.After the flow passage components of impeller pump apply one deck teflon coating, the use range of impeller pump can be expanded and effectively extend the work-ing life of impeller pump.
Current teflon coating major part is water-borne coatings, and general employing after first priming paint paints two procedures, and require strict to base material treatment, construction comparatively bothers, and coating thickness is limited, and exists and easily jump the shortcomings such as the poor and hardness of shell, sticking power is inadequate.
Summary of the invention:
Technical problem to be solved by this invention is impeller pump modified Teflon coating providing a kind of excellent performance and preparation method thereof.
Technical problem to be solved by this invention adopts following technical scheme to realize:
A kind of impeller pump modified Teflon coating, be made up of the raw material of following mass fraction:
Teflon resin 90-100 part, polyphenylene sulfide 50-60 part, silicone resin 45-50 part, ethylene glycol ether 30-40 part, talcum powder 25-30 part, silica powder 25-30 part, aerosil 15-20 part, epoxy soybean oil 40-45 part, titanate coupling agent 10-15 part, calcium carbonate 18-22 part, polydimethylsiloxane 15-20 part, dibutyl tin laurate 12-16 part, toughner 10-15 part, vinylformic acid flow agent 8-12 part, modified zinc phosphate 5-10 part, aluminium triphosphate 5-10 part, methyl iso-butyl ketone (MIBK) 40-45 part, dimethylbenzene 20-25 part.
Described toughner is the combination of one or more in diethyl phthalate, dibutyl phthalate, o-phthalic acid dibutyl ester and tributyl phosphate.
A preparation method for impeller pump modified Teflon coating, comprises the following steps:
(1) first epoxy soybean oil is joined in homogenizer, then add talcum powder, silica powder and aerosil successively, under 300r/min, stir 15-20min, after being uniformly dispersed, obtain mixed liquor I;
(2) first dimethylbenzene and titanate coupling agent are joined in homogenizer, add successively stir 10-15min under 800r/min after calcium carbonate, polydimethylsiloxane, modified zinc phosphate, aluminium triphosphate and 1/2 methyl iso-butyl ketone (MIBK), under 1500r/min, stir 20-25min subsequently, after making it fully be uniformly dispersed, obtain mixed liquor I I;
(3) first the methyl iso-butyl ketone (MIBK) of residue 1/2 is joined in homogenizer, then teflon resin, polyphenylene sulfide and silicone resin is added successively, mixed liquor I, mixed liquor I I, ethylene glycol ether, dibutyl tin laurate, toughner and vinylformic acid flow agent is added stir 15-20min under 800r/min after, under 1500r/min, stir 30-40min subsequently, namely finally filtration, discharging, barrelling obtain target coating.
The invention has the beneficial effects as follows: the present invention take teflon resin as main raw material, and add suitable altered contents and prepare the various auxiliary agents needed for coating, obtained coating has good tack to centrifugal pump casing, the coating formed has stronger erosion resistance, resistance to abrasion and resistance to deterioration, thus extend the work-ing life of impeller pump, expand the use range of impeller pump.
Embodiment:
The technique means realized to make the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with specific embodiment, setting forth the present invention further.
Embodiment 1
The impeller pump modified Teflon coating of the present embodiment is made up of the raw material of following mass fraction:
Teflon resin 90 parts, polyphenylene sulfide 50 parts, silicone resin 45 parts, ethylene glycol ether 30 parts, talcum powder 25 parts, silica powder 25 parts, aerosil 15 parts, epoxy soybean oil 40 parts, titanate coupling agent 10 parts, 18 parts, calcium carbonate, polydimethylsiloxane 15 parts, dibutyl tin laurate 14 parts, diethyl phthalate 12 parts, vinylformic acid flow agent 10 parts, modified zinc phosphate 6 parts, aluminium triphosphate 6 parts, methyl iso-butyl ketone (MIBK) 40 parts, dimethylbenzene 20 parts.
Carry out the preparation of coating according to above-mentioned raw materials proportioning, comprise the following steps:
(1) first epoxy soybean oil is joined in homogenizer, then add talcum powder, silica powder and aerosil successively, under 300r/min, stir 15min, after being uniformly dispersed, obtain mixed liquor I;
(2) first dimethylbenzene and titanate coupling agent are joined in homogenizer, add successively stir 10-15min under 800r/min after calcium carbonate, polydimethylsiloxane, modified zinc phosphate, aluminium triphosphate and 1/2 methyl iso-butyl ketone (MIBK), under 1500r/min, stir 20min subsequently, after making it fully be uniformly dispersed, obtain mixed liquor I I;
(3) first the methyl iso-butyl ketone (MIBK) of residue 1/2 is joined in homogenizer, then teflon resin, polyphenylene sulfide and silicone resin is added successively, mixed liquor I, mixed liquor I I, ethylene glycol ether, dibutyl tin laurate, toughner and vinylformic acid flow agent is added stir 15min under 800r/min after, under 1500r/min, stir 30min subsequently, namely finally filtration, discharging, barrelling obtain target coating.
Embodiment 2
The impeller pump modified Teflon coating of the present embodiment is made up of the raw material of following mass fraction:
Teflon resin 95 parts, polyphenylene sulfide 55 parts, silicone resin 45 parts, ethylene glycol ether 35 parts, talcum powder 27 parts, silica powder 28 parts, aerosil 15 parts, epoxy soybean oil 40 parts, titanate coupling agent 12 parts, 20 parts, calcium carbonate, polydimethylsiloxane 18 parts, dibutyl tin laurate 15 parts, dibutyl phthalate 13 parts, vinylformic acid flow agent 10 parts, modified zinc phosphate 8 parts, aluminium triphosphate 7 parts, methyl iso-butyl ketone (MIBK) 42 parts, dimethylbenzene 23 parts.
Carry out the preparation of coating according to above-mentioned raw materials proportioning, comprise the following steps:
(1) first epoxy soybean oil is joined in homogenizer, then add talcum powder, silica powder and aerosil successively, under 300r/min, stir 15min, after being uniformly dispersed, obtain mixed liquor I;
(2) first dimethylbenzene and titanate coupling agent are joined in homogenizer, add successively stir 15min under 800r/min after calcium carbonate, polydimethylsiloxane, modified zinc phosphate, aluminium triphosphate and 1/2 methyl iso-butyl ketone (MIBK), under 1500r/min, stir 20min subsequently, after making it fully be uniformly dispersed, obtain mixed liquor I I;
(3) first the methyl iso-butyl ketone (MIBK) of residue 1/2 is joined in homogenizer, then teflon resin, polyphenylene sulfide and silicone resin is added successively, mixed liquor I, mixed liquor I I, ethylene glycol ether, dibutyl tin laurate, toughner and vinylformic acid flow agent is added stir 15min under 800r/min after, under 1500r/min, stir 35min subsequently, namely finally filtration, discharging, barrelling obtain target coating.
Embodiment 3
The impeller pump modified Teflon coating of the present embodiment is made up of the raw material of following mass fraction:
Teflon resin 100 parts, polyphenylene sulfide 60 parts, silicone resin 50 parts, ethylene glycol ether 40 parts, talcum powder 30 parts, silica powder 30 parts, aerosil 20 parts, epoxy soybean oil 45 parts, titanate coupling agent 15 parts, 22 parts, calcium carbonate, polydimethylsiloxane 20 parts, dibutyl tin laurate 16 parts, o-phthalic acid dibutyl ester 15 parts, vinylformic acid flow agent 12 parts, modified zinc phosphate 10 parts, aluminium triphosphate 10 parts, methyl iso-butyl ketone (MIBK) 45 parts, dimethylbenzene 25 parts.
Carry out the preparation of coating according to above-mentioned raw materials proportioning, comprise the following steps:
(1) first epoxy soybean oil is joined in homogenizer, then add talcum powder, silica powder and aerosil successively, under 300r/min, stir 20min, after being uniformly dispersed, obtain mixed liquor I;
(2) first dimethylbenzene and titanate coupling agent are joined in homogenizer, add successively stir 15min under 800r/min after calcium carbonate, polydimethylsiloxane, modified zinc phosphate, aluminium triphosphate and 1/2 methyl iso-butyl ketone (MIBK), under 1500r/min, stir 25min subsequently, after making it fully be uniformly dispersed, obtain mixed liquor I I;
(3) first the methyl iso-butyl ketone (MIBK) of residue 1/2 is joined in homogenizer, then teflon resin, polyphenylene sulfide and silicone resin is added successively, mixed liquor I, mixed liquor I I, ethylene glycol ether, dibutyl tin laurate, toughner and vinylformic acid flow agent is added stir 20min under 800r/min after, under 1500r/min, stir 40min subsequently, namely finally filtration, discharging, barrelling obtain target coating.
More than show and describe ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; what describe in above-described embodiment and specification sheets just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Application claims protection domain is defined by appending claims and equivalent thereof.
Claims (3)
1. an impeller pump modified Teflon coating, is characterized in that, is made up of the raw material of following mass fraction:
Teflon resin 90-100 part, polyphenylene sulfide 50-60 part, silicone resin 45-50 part, ethylene glycol ether 30-40 part, talcum powder 25-30 part, silica powder 25-30 part, aerosil 15-20 part, epoxy soybean oil 40-45 part, titanate coupling agent 10-15 part, calcium carbonate 18-22 part, polydimethylsiloxane 15-20 part, dibutyl tin laurate 12-16 part, toughner 10-15 part, vinylformic acid flow agent 8-12 part, modified zinc phosphate 5-10 part, aluminium triphosphate 5-10 part, methyl iso-butyl ketone (MIBK) 40-45 part, dimethylbenzene 20-25 part.
2. a kind of impeller pump modified Teflon coating according to claim 1, is characterized in that: described toughner is the combination of one or more in diethyl phthalate, dibutyl phthalate, o-phthalic acid dibutyl ester and tributyl phosphate.
3. an impeller pump preparation method for modified Teflon coating, is characterized in that, comprise the following steps:
(1) first epoxy soybean oil is joined in homogenizer, then add talcum powder, silica powder and aerosil successively, under 300r/min, stir 15-20min, after being uniformly dispersed, obtain mixed liquor I;
(2) first dimethylbenzene and titanate coupling agent are joined in homogenizer, add successively stir 10-15min under 800r/min after calcium carbonate, polydimethylsiloxane, modified zinc phosphate, aluminium triphosphate and 1/2 methyl iso-butyl ketone (MIBK), under 1500r/min, stir 20-25min subsequently, after making it fully be uniformly dispersed, obtain mixed liquor I I;
(3) first the methyl iso-butyl ketone (MIBK) of residue 1/2 is joined in homogenizer, then teflon resin, polyphenylene sulfide and silicone resin is added successively, mixed liquor I, mixed liquor I I, ethylene glycol ether, dibutyl tin laurate, toughner and vinylformic acid flow agent is added stir 15-20min under 800r/min after, under 1500r/min, stir 30-40min subsequently, namely finally filtration, discharging, barrelling obtain target coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023228.7A CN104592824A (en) | 2015-01-16 | 2015-01-16 | Modified polytetrafluoroethylene coating for centrifugal pump and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510023228.7A CN104592824A (en) | 2015-01-16 | 2015-01-16 | Modified polytetrafluoroethylene coating for centrifugal pump and preparation method thereof |
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| CN104592824A true CN104592824A (en) | 2015-05-06 |
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| CN201510023228.7A Pending CN104592824A (en) | 2015-01-16 | 2015-01-16 | Modified polytetrafluoroethylene coating for centrifugal pump and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104945964A (en) * | 2015-06-30 | 2015-09-30 | 无锡阳工机械制造有限公司 | Corrosion-resistant paint for pump valves |
| CN108841264A (en) * | 2018-05-21 | 2018-11-20 | 山东高强紧固件有限公司 | A kind of bolt screw rod surface treating agent |
Citations (5)
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|---|---|---|---|---|
| JPS6183266A (en) * | 1984-09-29 | 1986-04-26 | Kohachiro Wada | /fungiproof paint |
| US20120052195A1 (en) * | 2002-02-22 | 2012-03-01 | Massidda Joseph F | Anti-corrosive package |
| CN102391777A (en) * | 2011-09-09 | 2012-03-28 | 长沙理工大学 | Copper-oxide-doped polyphenylene sulfide (PPS) composite paint, and production method, using method and application thereof |
| CN103740192A (en) * | 2013-11-12 | 2014-04-23 | 宁波墨西科技有限公司 | Graphene-modified fluororesin coating material |
| CN103911050A (en) * | 2014-03-19 | 2014-07-09 | 浙江歌瑞新材料有限公司 | Teflon coating, its preparation method and application thereof |
-
2015
- 2015-01-16 CN CN201510023228.7A patent/CN104592824A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6183266A (en) * | 1984-09-29 | 1986-04-26 | Kohachiro Wada | /fungiproof paint |
| US20120052195A1 (en) * | 2002-02-22 | 2012-03-01 | Massidda Joseph F | Anti-corrosive package |
| CN102391777A (en) * | 2011-09-09 | 2012-03-28 | 长沙理工大学 | Copper-oxide-doped polyphenylene sulfide (PPS) composite paint, and production method, using method and application thereof |
| CN103740192A (en) * | 2013-11-12 | 2014-04-23 | 宁波墨西科技有限公司 | Graphene-modified fluororesin coating material |
| CN103911050A (en) * | 2014-03-19 | 2014-07-09 | 浙江歌瑞新材料有限公司 | Teflon coating, its preparation method and application thereof |
Non-Patent Citations (1)
| Title |
|---|
| 黄玉媛等: "《精细化学品实用配方手册》", 31 January 2009, 中国纺织出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104945964A (en) * | 2015-06-30 | 2015-09-30 | 无锡阳工机械制造有限公司 | Corrosion-resistant paint for pump valves |
| CN108841264A (en) * | 2018-05-21 | 2018-11-20 | 山东高强紧固件有限公司 | A kind of bolt screw rod surface treating agent |
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Application publication date: 20150506 |