CN108300138A - Drinking water metal valve pipeline powdery paints - Google Patents
Drinking water metal valve pipeline powdery paints Download PDFInfo
- Publication number
- CN108300138A CN108300138A CN201610855962.4A CN201610855962A CN108300138A CN 108300138 A CN108300138 A CN 108300138A CN 201610855962 A CN201610855962 A CN 201610855962A CN 108300138 A CN108300138 A CN 108300138A
- Authority
- CN
- China
- Prior art keywords
- parts
- drinking water
- powdery paints
- valve pipeline
- metal valve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
-
- 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
- C09D5/03—Powdery paints
- C09D5/033—Powdery paints characterised by the additives
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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
- 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
-
- 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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Abstract
The invention discloses a kind of drinking water metal valve pipeline powdery paints, are made of the following components counted by ratio of weight and the number of copies：0360 part of epoxy resin HY, 20913 parts of curing agent V, 15 parts of 3000 mesh of calcium carbonate superfine powder, R6286 parts of rutile type titanium white, 1881 parts of levelling agent TL, 0.3 part of styrax, 1010.4 parts of Adhesion enhancement softening agent 7Q, 2 parts of ultramarine, 1.5 parts of phthalocyanine blue, F30.8 parts of permanent bordeaux.The beneficial effects of the invention are as follows：It is good that antiseptic property can be effectively played, strong adhesive force, good airproof performance, long-lived effect, it is therefore prevented that the problems such as infiltration generated after Paint Falling and pathogenic microorganisms pollute；Meanwhile coating each component itself is free of heavy metal, will not generate heavy metal in use, to ensure drinking water quality safety well.
Description
Technical field
The present invention relates to paint fields, more particularly to a kind of drinking water metal valve pipeline powdery paints.
Background technology
The common corrosion of valve pipe is the corrosion of carbon steel and low-carbon alloy steel.Though valve pipe be laid on the ground,
Underground is underwater（Including seabed）, it is subjected to outside air, soil, water（Especially seawater）Corruption to valve pipe outer wall
The corrosion of erosion and pumped (conveying) medium to valve pipe inner wall.
Outside air especially when containing the pernicious gases such as sulfur dioxide, hydrogen sulfide in air, will generate chemical attack.
Underground can also generate chemical attack, and underground stray electrical current can also generate electrochemical corrosion.In addition also have and produced by metal surface
Physics corrodes caused by raw physical dissolution.In national economy and national defence each department, there are a large amount of metal components and equipment every year
It is lost because of corrosion.
According to document introduction, in the 1960s, the metal that the whole world is lost by corrosion every year is up to 100,000,000 tons or more.According to
It is total to account for about current year national product up to more than 5,000 hundred million RMB for incomplete statistics in 2000, the loss caused by corrosion of China's current year
Value（GDP）6%.
With the progress of science and technology, the use of various anticorrosive measures, economic loss has newly caused by corrosion in recent years
Decline, therefore the anti-corrosion of valve pipe engineering is particularly important.
In recent years, our living standard also began to the living environment for paying close attention to oneself and life while being continuously improved
The quality of substance.From regulation gutter oil to strictly management and control essence, preservative, expired food etc. all illustrates people theoretically
Start feel pay attention to these potentially hazardous own existences and have the factor of Long Term Contact always.Drinking water is exactly one of them
The significant problem of close concern to each other with our personal safeties.
Each residential building, each the commercial house is when building all in provided underground drinking water pipeline to provide necessary life
Use water.In American-European countries, you open water tap, so that it may directly to drink, reach not yet the national current stage at us
This is horizontal.The conductivity of many city tap-waters maintains 800 and arrives 1000us for a long time, what these water all cannot directly be drunk.
Have many cities started pay attention to tap water quality problems, or even propose target from now on we directly to drink the opening fire hose
The tap water of head.It is believed that it is a trend and the only way which must be passed that we develop to improve water resource quality.
For current valve poor quality valve of the ratio 90% or more in the market, they have used epoxy polyester mixed
Mould assembly powdery paints or less expensive recycling powder carry out the made powdery paints of secondary operation.
In terms of potable water network and valve anticorrosive paint, people only focus on antisepsis mostly, and are applied to valve anti-corrosion
Situations such as Paint Falling, heavy metal caused by meeting are precipitated during material is used for a long time, pathogenic microorganisms generates attention rate is inadequate, from
And influence people's health.
Invention content
The technical problem to be solved by the present invention is to：A kind of drinking water metal valve pipeline powdery paints is provided, solves drink
The powdery paints used in water metal valve pipeline caused Paint Falling, generation heavy metal and cause during long-time use
The problems such as pathogen contamination, strong adhesive force is pollution-free.
In order to solve the above-mentioned technical problem, a kind of drinking water metal valve pipeline powdery paints of the present invention is by by weight
Number is formed than the following components of meter：
HY--0360 parts of epoxy resin
V--20913 parts of curing agent
15 parts of calcium carbonate superfine powder
R6286 parts of rutile type titanium white
TL--1881 parts of levelling agent
0.3 part of styrax
7Q--1010.4 parts of Adhesion enhancement softening agent
2 parts of ultramarine
1.5 parts of phthalocyanine blue
F30.8 parts of permanent bordeaux
Preferably, the fineness of the calcium carbonate superfine powder is the mesh of 800 mesh~3000.
Preferably, the fineness of the calcium carbonate superfine powder is 3000 mesh.
Beneficial effects of the present invention：
It is good that this paint formulation can effectively play antiseptic property, strong adhesive force, good airproof performance, long-lived effect, it is therefore prevented that applies
The problems such as infiltration and pathogenic microorganisms that material generates after falling off are polluted.
Meanwhile coating each component itself is free of heavy metal, will not generate heavy metal in use, to protect well
Drinking water quality is hindered.
Specific implementation mode
Illustrate the technology contents of the present invention below by way of particular specific embodiment, those skilled in the art can be by this theory
The content that bright book discloses understands the further advantage and effect of the present invention easily.The present invention can also pass through other different specific realities
It applies example to be implemented or applied, the various details in this specification also can be based on different viewpoints and application, without prejudice to this hair
Various modifications and change are carried out under bright spirit.
It is the medium that water body is in direct contact water in transport and storing process to be related to drinking water valve pipe powdery paints,
Industry standard will must just be met both ways by being accordingly used in the powdery paints of drinking water valve pipe.
1, the mechanical performance of paint film
2, the toxicity of paint film requires the mechanical performance of film to generally refer to：
1, shock-testing；2, adhesive force draws testing examination；3, cathodic disbonding；Adhesion loss after 4 hot-water soaks；5, brush is examined
Film defect.In the standard criterion in some Europe, the important indicators such as the curing degree of detection paint film are also referred to.
The toxicity test of paint film is a more complicated thing.It is mainly immersed in by the valve installed to painting
In water, carried out after a time cycle observation impregnate water body whether occur it is muddy, whether have visible foreign precipitation, impregnate
The oxygen demand of system is how many, if within the scope of；It also to check whether containing Staphylococcus aureus and other limitation
Strain.
The drinking water metal valve pipeline powdery paints of the present invention, present invention employs following schemes：
Following components is mixed and made into coating by embodiment 1 by ratio of weight and the number of copies：
HY--0360 parts of epoxy resin
V--20913 parts of curing agent
15 parts of calcium carbonate superfine powder
R6286 parts of rutile type titanium white
TL--1881 parts of levelling agent
0.3 part of styrax
7Q--1010.4 parts of Adhesion enhancement softening agent
2 parts of ultramarine
1.5 parts of phthalocyanine blue
F30.8 parts of permanent bordeaux
Epoxy resin itself is a kind of thermoplastic, is needed under certain condition with curing agent by cross-linking reaction, could shape
At the thermoset products of space network, to show various excellent application performances, really becomes and have use value
Epoxy material.Therefore curing agent is essential in epoxy resin application, or even plays decisive role.It is of the invention a kind of
The curing agent used in drinking water metal valve pipeline powdery paints is V -209.
The mechanical strength of powdery paints and other protective values can be improved in filler.Under valve powdery paints filler should have
Row performance：(1) not soluble in water and organic solvent has good dispersibility, colourless or white, free from foreign meter ultra-fine powder；(2)
The performances such as acidproof, alkaline-resisting, weather-proof are good；(3) at low cost, but have no adverse effect to film performance.Customary filler include barium sulfate,
Precipitated calcium carbonate, white carbon, silica flour, wollastonite etc..In a kind of drinking water metal valve pipeline powder coating formulation of the present invention,
Using calcium carbonate superfine powder as filler, it is preferred that the fineness of the calcium carbonate superfine powder used in the present invention is the mesh of 800 mesh~3000.Most
Good, the fineness of the calcium carbonate superfine powder is 3000 mesh.
Powder coating additive includes levelling agent, edge coverage modifier, decorative pattern auxiliary agent, scratching resistant, hardening agent, promotion
Agent, UV absorbers, anti-pinhole agent and powder raising agent etc..
In a kind of drinking water metal valve pipeline powdery paints of the present invention, using styrax as degasser.Styrax is
White or light yellow tasteless crystal, 137 DEG C of fusing point, 344 DEG C of boiling point are slightly soluble in water and ether, are dissolved in hot acetone and hot ethanol, be
The most common degasser of powdery paints.
Toughener can increase the flexible substance of adhesive film layer, such as thermoplastic high molecular compound's polyvinyl alcohol contracting fourth
Aldehyde.In a kind of drinking water metal valve pipeline powdery paints of the present invention, the toughener used is Adhesion enhancement softening agent 7Q-
101.The levelling agent used is TL -188.
It is detected through authoritative testing agency, heavy metal is not detected in a kind of drinking water metal valve pipeline powdery paints of the present invention
Lead, cadmium, mercury, Cr VI and pathogenic microorganisms etc., pollution-free, environmentally protective.The combination of various articles in formula so that this hair
The intensity of bright coating increases, and during long-time use, will not cause Paint Falling, strong adhesive force.
It is required for carrying out pre-processing before the application of metalwork, to ensure that coating bonds together well with paint film,
To achieve the effect that coating desired design., by ball blast, we can help to improve the quality of casting.
Static gun spraying and fluidized bed dipping may be used in the application of powdery paints：Static gun spraying can be directed to different rulers
The valve body of very little size carries out preheating application, not will produce bubble in coating process or bubble is less.Fluidized bed dipping asks application
Entire effective time it is extremely short, it is necessary to the contact of powdery paints is completed in 5 seconds, it needs being swift in motion for entire valve body
It completes, and powdery paints of the extra accumulation on valve body can be blown away in 5 seconds and leave valve body by the air cannon set up.Stream
Change the valve body appearance of bed dip-coating as smart as a new pin.
Although this patent is explained with reference to preferred embodiment, above-mentioned explanation should be regarded as illustrative rather than limit
Property processed, the variation and modification that those skilled in the art's spirit according to the present invention is made, should all belong to the protection domain of this patent.
Claims (3)
1. drinking water metal valve pipeline powdery paints, it is characterised in that：
It is made of the following components counted by ratio of weight and the number of copies：
HY--0360 parts of epoxy resin
V--20913 parts of curing agent
15 parts of calcium carbonate superfine powder
R6286 parts of rutile type titanium white
TL--1881 parts of levelling agent
0.3 part of styrax
7Q--1010.4 parts of Adhesion enhancement softening agent
2 parts of ultramarine
1.5 parts of phthalocyanine blue
F30.8 parts of permanent bordeaux.
2. drinking water metal valve pipeline powdery paints according to claim 1, it is characterised in that：The ultra-fine carbonic acid
The fineness of calcium is the mesh of 800 mesh~3000.
3. drinking water metal valve pipeline powdery paints according to claim 1, it is characterised in that：The ultra-fine carbonic acid
The fineness of calcium is 3000 mesh.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610855962.4A CN108300138A (en) | 2016-09-28 | 2016-09-28 | Drinking water metal valve pipeline powdery paints |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610855962.4A CN108300138A (en) | 2016-09-28 | 2016-09-28 | Drinking water metal valve pipeline powdery paints |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108300138A true CN108300138A (en) | 2018-07-20 |
Family
ID=62871254
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610855962.4A Pending CN108300138A (en) | 2016-09-28 | 2016-09-28 | Drinking water metal valve pipeline powdery paints |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108300138A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112480778A (en) * | 2020-11-03 | 2021-03-12 | 洛阳双瑞防腐工程技术有限公司 | Epoxy powder coating for inner wall of drinking water pipeline and preparation method thereof |
-
2016
- 2016-09-28 CN CN201610855962.4A patent/CN108300138A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112480778A (en) * | 2020-11-03 | 2021-03-12 | 洛阳双瑞防腐工程技术有限公司 | Epoxy powder coating for inner wall of drinking water pipeline and preparation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180720 |
|
| WD01 | Invention patent application deemed withdrawn after publication |