CN107459897A - A kind of water based shop primer and preparation method thereof - Google Patents
A kind of water based shop primer and preparation method thereof Download PDFInfo
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- CN107459897A CN107459897A CN201710754257.XA CN201710754257A CN107459897A CN 107459897 A CN107459897 A CN 107459897A CN 201710754257 A CN201710754257 A CN 201710754257A CN 107459897 A CN107459897 A CN 107459897A
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- water based
- shop primer
- modified
- based shop
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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
- C09D133/00—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
-
- 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
- C08L2205/04—Polymer mixtures characterised by other features containing interpenetrating networks
Abstract
The invention discloses a kind of water based shop primer and preparation method thereof, include the composition of following percentage by weight：30 parts of modified emulsion 20 part, 30 parts of modified resin 5 part, 50 parts of deionized water 30 part, 5 parts of dispersant 0.5 part, 1 part of defoamer 0.1 part, 10 parts ~ 20 parts of iron oxide red, filler is 5 parts 20 parts, rust resisting pigment is 1 part 20 parts, 5 parts of pH adjusting agent 0.5 part, 5 parts of thickener 0.2 part, 5 parts of cosolvent 2 part, 3 parts of anticorrosive 0.5 part.Water based shop primer feature provided by the invention is as follows：Fast drying, the feature of environmental protection is good, and matching is good, and solderability is good, and ablated area is small；Good mechanical property, meet precoating steel subsequent mechanical processing request；Rust-preventing characteristic is good, and the protection to steel was up to more than 3 months；VOC content is in below 60g/L, non-dangerous article, safety anti-explosive.
Description
Technical field
The present invention relates to a kind of water based shop primer and preparation method thereof, belong to technical field of coatings.
Background technology
The shop primer used at present all belongs to solvent-based paints, it is necessary to by the use of solvent as diluent, wherein containing big
The harmful substances such as the benzene,toluene,xylene of amount, color stuffing contain plurality of heavy metal, not only have greatly to workmen's body
Harm, also causes serious pollution, wherein VOC to environment（Organic volatile）Release, and cause PM2.5 main member
One of act of violence, and due to inflammable, the explosive characteristic of oil paint, brought greatly during production, transport and storage to product
Hidden danger.With 2015《Environmental law》Promulgation, the stricter production and use that limit oil paint, also demonstrate,prove
Understand country and the people also increasingly attaching importance to environmental protection and safety.
The content of the invention
The present invention is intended to provide a kind of water based shop primer and preparation method thereof, the product belongs to water-based paint, only needs to use
Water is used as diluent, not only environmental protection but also safety, wherein VOC（Organic volatile）Content is significantly less than HJ 2537-2014
《Environmental labelling product technical requirements water paint》It is required that due to the non-combustible characteristic of the product, also to product in production, transport
And substantially increase security during storage.
The invention provides a kind of water based shop primer, include the composition of following percentage by weight：
30 parts of modified emulsion 20 part, 30 parts of modified resin 5 part, 50 parts of deionized water 30 part, 5 parts of dispersant 0.5 part,
1 part of defoamer 0.1 part, 10 parts ~ 20 parts of iron oxide red, filler are 5 parts 20 parts, and rust resisting pigment is 1 part 20 parts, pH adjusting agent
0.5 part 5 parts, 5 parts of thickener 0.2 part, 5 parts of cosolvent 2 part, 3 parts of anticorrosive 0.5 part.
In such scheme, the modified emulsion be with hydroxycarboxylic acid, organic multicomponent phosphonic acids chelation group, particle diameter 100 ~
120 nanometers of acrylic emulsion.
In such scheme, the modified resin is in water-base epoxy phosphate resins, aqueous acrylic modified epoxy resin
One or two kinds of resins mixture, choose two kinds when mass ratio be 1：2.
In such scheme, the dispersant is one kind in polycarboxylic acids amine salt, BYK-190, Tego-760w.
In such scheme, the defoamer is one kind in organic silicon defoamer, mineral oil antifoam agent.
In such scheme, the filler is one or both of talcum powder, mica powder, barium sulfate, kaolin.
In such scheme, the rust resisting pigment is one kind in molybdenum modified zinc phosphate, aluminium modified zinc phosphate, trbasic zinc phosphate.
In such scheme, the pH adjusting agent is one kind in ammoniacal liquor, AMP-95, dimethylethanolamine, triethylamine.
In such scheme, the thickener is in aerosil, organobentonite, polyurethane associative thickener
It is a kind of.
In such scheme, the cosolvent is in ethanol, butyl, dipropylene glycol methyl ether or Lauryl Alcohol ester
It is a kind of.
In such scheme, the anticorrosive is one kind in natrium nitrosum, LH-229, FA 179, Raybo60, H-10.
The invention provides a kind of preparation method of water based shop primer, comprise the following steps：
（1）First deionized water is added in reactor, dispersant is added under conditions of being 200-300 revs/min in speed of agitator
3-5 minutes are stirred, add defoamer, pH value regulator stirring 15-20 minutes；
（2）Iron oxide red, filler are added in the case of stirring, 20-30 minutes are stirred with 500-600 revs/min of speed of rotating speed；
（3）Rust resisting pigment is subsequently added into, is 800-1000 revs/min by speed adjust, stops after stirring 10-15 minutes；
（4）By step（3）Gained compound is pumped into grinder and is ground scattered, is ground to fineness and reaches 20-25 μm, shuts down；
（5）By in the water-dispersible rear addition modified emulsion of modified resin, 400 revs/min of speed, 10-15 minutes are stirred, adjust pH
For 8.5 ~ 9.0, hybrid resin is obtained；
（6）By hybrid resin be pumped into change kettle in, add grinding after compound, stir, by cosolvent, anticorrosive,
Thickener sequentially adds, and adjustment viscosity is 30s to 40s（Coating 4# cups）After can discharge, filter and package, get product.
The present invention is to solve the problems, such as that existing solvent-borne type shop primer is pre- in environmental protection, safety etc., and solution
Prime " zinc pyreticosis " problem caused by the zinc powder of addition.The present invention is by designing film forming matter in specified particle diameter and molecular weight model
In enclosing, interpenetrating networks and cross-linked structure are formed, different groups play synergy so as to bring significant rustless property.Solution
The technical problems such as color stuffing adjusts in water based shop primer of having determined formula, auxiliary agent is preferred, balance universality energy, there is provided a kind of
Water based shop primer with excellent properties and application property.
Water based shop primer feature provided by the invention is as follows：1. fast drying, it can meet that ball blast pre-processes automatic production line
Production.2. the feature of environmental protection is good, zincilate and hazardous solvent, not harmless., can be with various oil paints and water-based 3. matching is good
Paint supporting.4. solderability is good, ablated area is small.5. good mechanical property, meet precoating steel subsequent mechanical processing request.6. antirust
Property is good, and the protection to steel was up to more than 3 months.7. VOC content is in below 60g/L, non-dangerous article, safety anti-explosive, less than HJ
2537—2014《Environmental labelling product technical requirements water paint》It is required that.
Embodiment
The present invention is further illustrated below by embodiment, but is not limited to following examples.
Embodiment 1：
Weigh deionized water 20kg, polycarboxylic acids ammonium salt dispersant 0.5kg, polysiloxane defoaming agent 0.2kg, ammoniacal liquor 0.2kg, iron oxide red
Powder 20kg, trbasic zinc phosphate 9kg, talcum powder 10kg, mica 10kg, modified emulsion 20kg, epoxy phosphate ester 5kg, dipropylene glycol methyl ether
4kg, polyurethane thickener 0.2kg, LH-229 0.5kg；
（1）First 15kg water is added in reactor, dispersant stirring 5 is added under conditions of being 300 revs/min in speed of agitator
Minute, defoamer is added, pH value conditioning agent stirs 15 minutes；
（2）Iron oxide red, filler are added in the case of stirring, is stirred 20 minutes with 600 revs/min of speed of rotating speed；
（3）10kg emulsions and rust resisting pigment are subsequently added into, is 800 turns of minutes by speed adjust, stirring stops after 30 minutes；
（4）Expecting that it is scattered that suction grinder is ground, fineness is ground to up to 25 μm, is shut down；
（5）Added after epoxy phosphate ester resin is dissipated with 5kg moisture in 10kg modified emulsions, 400 revs/min of speed, stirring 20
Minute, PH to 8.5 is adjusted using ammoniacal liquor, obtains hybrid resin.
（6）Hybrid resin is pumped into changing in kettle, after adding abrasive, stirred, by cosolvent, anticorrosive, increasing
Thick dose sequentially adds, and can be discharged after adjustment viscosity to 35s, filter and package, get product.
Properties of product：
Fineness is less than 30 μm, and surface drying time 3 minutes, pencil hardness H, pliability 1mm, VOC are less than 18g/L.
Embodiment 2：
Weigh deionized water 20kg, Tego-760w 0.5kg, polysiloxane defoaming agent 0.2kg, triethylamine 0.5kg, iron oxide red
18kg, aluminium modified zinc phosphate 6kg, mica 5kg, barium sulfate 10kg, modified emulsion 30kg, aqueous acrylic modified epoxy resin
10kg, the 3kg of alcohol ester 12, polyurethane thickener 0.3kg, Raybo60 1kg；
（1）First deionized water is added in reactor, adding dispersant under conditions of being 300 revs/min in speed of agitator stirs
Mix 5 minutes, add defoamer, pH value conditioning agent stirs 15 minutes；
（2）Iron oxide red, filler are added in the case of stirring, is stirred 30 minutes with 600 revs/min of speed of rotating speed；
（3）20kg modified emulsions and rust resisting pigment are subsequently added into, is 1000 turns of minutes by speed adjust, stirring stops after 20 minutes
Only；
（4）Expecting that it is scattered that suction grinder is ground, it is ground to fineness and reaches 20 μm, shut down；
（5）Aqueous acrylic modified epoxy resin is added in 10kg modified emulsions, 400 revs/min of speed, stirred 20 minutes,
PH to 9.0 is adjusted using triethylamine, obtains hybrid resin.
（6）Hybrid resin is pumped into changing in kettle, after adding abrasive, stirred, by cosolvent, anticorrosive, increasing
Thick dose sequentially adds, and can be discharged after adjustment viscosity to 40s, filter and package, get product.
Properties of product：
Fineness is less than 30 μm, and surface drying time 5 minutes, pencil hardness H, pliability 1mm, VOC are less than 22g/L.
Embodiment 3：
Weigh deionized water 20kg, BYK-190 0.5kg, polysiloxane defoaming agent 0.2kg, dimethylethanolamine 0.4kg, iron oxide red
18kg, molybdenum modified zinc phosphate 6kg, mica 4kg, barium sulfate 8kg, modified emulsion 30kg, aqueous acrylic modified epoxy resin
10kg, epoxy phosphate ester 5kg, ethanol 4kg, polyurethane thickener 0.3kg, H-10 1.5kg；
（1）First deionized water is added in reactor, adding dispersant under conditions of being 300 revs/min in speed of agitator stirs
Mix 5 minutes, add defoamer, pH value conditioning agent stirs 15 minutes；
（2）Iron oxide red, filler are added in the case of stirring, is stirred 30 minutes with 600 revs/min of speed of rotating speed；
（3）15kg modified emulsions and rust resisting pigment are subsequently added into, is 1000 turns of minutes by speed adjust, stirring stops after 20 minutes
Only；
（4）Expecting that it is scattered that suction grinder is ground, it is ground to fineness and reaches 20 μm, shut down；
（5）Aqueous acrylic modified epoxy resin and epoxy phosphate ester are sequentially added in 15kg modified emulsions, 400 turns of speed/
Minute, stir 20 minutes, adjust PH to 9.0 using dimethylethanolamine, obtain hybrid resin.
（6）Hybrid resin is pumped into changing in kettle, after adding abrasive, stirred, by cosolvent, anticorrosive, increasing
Thick dose sequentially adds, and can be discharged after adjustment viscosity to 40s, filter and package, get product.
Properties of product：
Fineness is less than 30 μm, and surface drying time 5 minutes, pencil hardness HB, pliability 1mm, VOC are less than 30g/L.
Embodiment 4：
Weigh deionized water 23kg, BYK-190 0.5kg, mineral oil antifoam agent 0.4kg, dimethylethanolamine 0.4kg, iron oxide red
20kg, molybdenum modified zinc phosphate 5kg, mica 5kg, talcum powder 10kg, modified emulsion 30kg, aqueous acrylic modified epoxy resin
10kg, butyl 5kg, aerosil 0.2kg, natrium nitrosum 0.3kg；
（1）First deionized water is added in reactor, adding dispersant under conditions of being 300 revs/min in speed of agitator stirs
Mix 5 minutes, add defoamer, pH value conditioning agent stirs 15 minutes；
（2）Iron oxide red, filler are added in the case of stirring, is stirred 30 minutes with 600 revs/min of speed of rotating speed；
（3）15kg modified emulsions, rust resisting pigment and aerosil are subsequently added into, is 1000 turns of minutes by speed adjust, stirs
Stop after mixing 20 minutes；
（4）Expecting that it is scattered that suction grinder is ground, it is ground to fineness and reaches 20 μm, shut down；
（5）Aqueous acrylic modified epoxy resin is added in 20kg modified emulsions, 400 revs/min of speed, stirred 20 minutes,
PH to 9.0 is adjusted using dimethylethanolamine, obtains hybrid resin.
（6）Hybrid resin is pumped into changing in kettle, after adding abrasive, stirred, by cosolvent, anticorrosive successively
Add, can be discharged after adjustment viscosity to 40s, filter and package, get product.
Properties of product：
Fineness is less than 30 μm, and surface drying time 8 minutes, pencil hardness H, pliability 1mm, VOC are less than 36g/L.
Performance detection：
Water based shop primer prepared by embodiment 1, embodiment 2, embodiment 3, embodiment 4 is detected, it is possible to find the present invention
Water based shop primer there is outstanding application property and drying property, surface drying time is less than 10 minutes, high rust resistance, reaches
Pencil hardness H, there is good toughness and bendability；VOC content is respectively less than 60g/L, less than HJ 2537-2014《Environment mark
Will product technology requires water paint》It is required that；Can be supporting with a variety of paint systems, construction is easy to clean, has very strong reality
Use value.
Claims (10)
- A kind of 1. water based shop primer, it is characterised in that：Include the composition of following parts by weight：30 parts of modified emulsion 20 part, 30 parts of modified resin 5 part, 50 parts of deionized water 30 part, 5 parts of dispersant 0.5 part, 1 part of defoamer 0.1 part, 10 parts ~ 20 parts of iron oxide red, filler are 5 parts 20 parts, and rust resisting pigment is 1 part 20 parts, pH adjusting agent 0.5 part 5 parts, 5 parts of thickener 0.2 part, 5 parts of cosolvent 2 part, 3 parts of anticorrosive 0.5 part.
- 2. water based shop primer according to claim 1, it is characterised in that：The modified emulsion be with hydroxycarboxylic acid, Organic multicomponent phosphonic acids chelation group, acrylic emulsion of the particle diameter at 100 ~ 120 nanometers.
- 3. water based shop primer according to claim 1, it is characterised in that：The modified resin is water-base epoxy phosphate The mixture of one or both of resin, aqueous acrylic modified epoxy resin resin, mass ratio is 1 when choosing two kinds：2.
- 4. water based shop primer according to claim 1, it is characterised in that：The dispersant be polycarboxylic acids amine salt, it is non-from One kind in sub- macromolecule dispersing agent；Non ionic polymer dispersant includes BYK-190 or Tego-760w；The defoamer is one kind in organic silicon defoamer, mineral oil antifoam agent.
- 5. water based shop primer according to claim 1, it is characterised in that：The filler is talcum powder, mica powder, sulfuric acid One or both of barium, kaolin；The rust resisting pigment is one in molybdenum modified zinc phosphate, aluminium modified zinc phosphate, trbasic zinc phosphate Kind.
- 6. water based shop primer according to claim 1, it is characterised in that：The pH adjusting agent is ammoniacal liquor, AMP-95, two One kind in methylethanolamine, triethylamine.
- 7. water based shop primer according to claim 1, it is characterised in that：The thickener is aerosil, had One kind in machine bentonite, polyurethane associative thickener.
- 8. water based shop primer according to claim 1, it is characterised in that：The cosolvent is ethanol, diethylene glycol fourth One kind in ether, dipropylene glycol methyl ether or Lauryl Alcohol ester.
- 9. water based shop primer according to claim 1, it is characterised in that：The anticorrosive is natrium nitrosum, LH- 229th, one kind in FA 179, Raybo60, H-10.
- 10. the preparation method of the water based shop primer described in a kind of any one of claim 1 ~ 9, it is characterised in that including following Step：（1）First deionized water is added in reactor, dispersant is added under conditions of being 200-300 revs/min in speed of agitator 3-5 minutes are stirred, add defoamer, pH value regulator stirring 15-20 minutes；（2）Iron oxide red, filler are added in the case of stirring, 20-30 minutes are stirred with 500-600 revs/min of speed of rotating speed；（3）Rust resisting pigment is subsequently added into, is 800-1000 revs/min by speed adjust, stops after stirring 10-15 minutes；（4）By step（3）Gained compound is pumped into grinder and is ground scattered, is ground to fineness and reaches 20-25 μm, shuts down；（5）By in the water-dispersible rear addition modified emulsion of modified resin, 400 revs/min of speed, 10-15 minutes are stirred, adjust pH For 8.5 ~ 9.0, hybrid resin is obtained；（6）By hybrid resin be pumped into change kettle in, add grinding after compound, stir, by cosolvent, anticorrosive, Thickener sequentially adds, and adjustment viscosity is 30s to 40s, can be discharged after coating 4# cups, filters and packages, gets product.
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| CN201710754257.XA CN107459897B (en) | 2017-08-29 | 2017-08-29 | Water-based precoated primer and preparation method thereof |
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|---|---|---|---|
| CN201710754257.XA CN107459897B (en) | 2017-08-29 | 2017-08-29 | Water-based precoated primer and preparation method thereof |
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| CN107459897A true CN107459897A (en) | 2017-12-12 |
| CN107459897B CN107459897B (en) | 2020-02-14 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108410310A (en) * | 2018-03-27 | 2018-08-17 | 湖南智涂环保科技有限公司 | A kind of coating film forming matter and its preparation method and application |
| CN108587414A (en) * | 2018-03-14 | 2018-09-28 | 河北晨阳工贸集团有限公司 | A kind of water-repellent preservation amino-stoving varnish |
| CN109627824A (en) * | 2018-12-12 | 2019-04-16 | 湖南梓先新材料有限公司 | Water-based mono-component shop primer and preparation method |
| CN111574944A (en) * | 2020-05-08 | 2020-08-25 | 湖南汇博化工科技有限公司 | Water-based precoating adhesive for vulcanized shoes and preparation method thereof |
| CN112898862A (en) * | 2019-12-04 | 2021-06-04 | 娄底市鼎宏自动化科技有限公司 | Mining machinery surface weather-resistant coating |
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| CN106189583A (en) * | 2016-07-18 | 2016-12-07 | 成都拜迪新材料有限公司 | One is applied to 25 type passenger vehicle water based shop primer and preparation method thereof |
| CN106833299A (en) * | 2017-02-24 | 2017-06-13 | 广州集泰化工股份有限公司 | A kind of single-component water-based container intermediate coat and its preparation technology |
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| CN101045843A (en) * | 2007-04-18 | 2007-10-03 | 邹磊 | Water industrial antirust paint and preparation method thereof |
| CN102167947A (en) * | 2010-11-26 | 2011-08-31 | 湖南晟通科技集团有限公司 | Waterborne anticorrosive primer acrylic resin composition and preparation method thereof |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108587414A (en) * | 2018-03-14 | 2018-09-28 | 河北晨阳工贸集团有限公司 | A kind of water-repellent preservation amino-stoving varnish |
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| CN109627824A (en) * | 2018-12-12 | 2019-04-16 | 湖南梓先新材料有限公司 | Water-based mono-component shop primer and preparation method |
| CN112898862A (en) * | 2019-12-04 | 2021-06-04 | 娄底市鼎宏自动化科技有限公司 | Mining machinery surface weather-resistant coating |
| CN111574944A (en) * | 2020-05-08 | 2020-08-25 | 湖南汇博化工科技有限公司 | Water-based precoating adhesive for vulcanized shoes and preparation method thereof |
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| Publication number | Publication date |
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| CN107459897B (en) | 2020-02-14 |
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