CN110804347A - Rust remover suitable for metal material surface - Google Patents
Rust remover suitable for metal material surface Download PDFInfo
- Publication number
- CN110804347A CN110804347A CN201911262075.6A CN201911262075A CN110804347A CN 110804347 A CN110804347 A CN 110804347A CN 201911262075 A CN201911262075 A CN 201911262075A CN 110804347 A CN110804347 A CN 110804347A
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- CN
- China
- Prior art keywords
- acrylic emulsion
- weighing
- regulator
- rust
- rust remover
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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
- C09D125/00—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 an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
-
- 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
Abstract
The invention discloses a rust remover suitable for the surface of a metal material, which comprises the following components in parts by weight: 15-30% of special copolymer silicone-acrylic emulsion, 30-50% of high polymer styrene-acrylic emulsion, 20-40% of water, 0.2% of defoaming agent, a proper amount of pH regulator, 1-2% of film-forming assistant, 0.3% of preservative, 0.1-0.2% of alkali swelling thickener and 0.2-0.5% of anti-flash rust agent. The invention also discloses a preparation method of the rust remover. The single-component liquid material is prepared by polymerizing a plurality of auxiliary agents and a plurality of silicon materials according to a specified proportion, has high permeability and polymerization fastening force, is directly delivered to the interior of a base layer, is hard like iron after being cured, and has transparent and bright surface and no dust adhesion; after being cured, the paint can be perfectly combined with various coatings, and can be sprayed, coated, simple and easy to construct.
Description
Technical Field
The invention belongs to the technical field of rust removers, and particularly relates to a rust remover suitable for the surface of a metal material.
Background
The existing derusting methods comprise a mechanical method and a chemical method, the machinery is completed by manually knocking and polishing, a large amount of manpower is consumed, the derusting is harmful to human bodies, a coating on the surface falls off and cracks due to improper treatment, and the basal metal continues to be derusted.
Disclosure of Invention
The invention aims to provide a rust remover suitable for the surface of a metal material so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a rust remover suitable for metal material surface which the technical essential lies in: the composition comprises the following components in parts by weight: 15-30% of special copolymer silicone-acrylic emulsion, 30-50% of high polymer styrene-acrylic emulsion, 20-40% of water, 0.2% of defoaming agent, a proper amount of pH regulator, 1-2% of film-forming assistant, 0.3% of preservative, 0.1-0.2% of alkali swelling thickener and 0.2-0.5% of anti-flash rust agent.
Preferably, the preparation method of the rust remover comprises the following steps:
s1: checking whether an outlet at the bottom of the production kettle is closed before feeding, feeding according to a production formula list, weighing the special copolymer silicone-acrylic emulsion by using a weighing scale, and feeding into the production kettle;
s2: weighing high polymer styrene-acrylic emulsion by using a weighing scale, and putting the high polymer styrene-acrylic emulsion into a production kettle;
s3: weighing water by using a meter, putting the water into a production kettle, stirring, and maintaining the rotating speed at 350-450 r/min;
s4: weighing a pH regulator, an alkali swelling thickener, a film forming aid, a defoaming agent, a preservative and an anti-flash rust agent by using an electronic kilogram scale;
s5: adding film forming assistant, stirring for 5min, adding defoaming agent and pH regulator;
s6: increasing the rotating speed to 500r/min, slowly adding the alkali swelling thickener, and increasing the rotating speed of the stirrer to 600-800r/min when the slurry is obviously thickened when being slowly put into the mixer;
s7: adding a pH regulator to ensure that the pH range of the emulsion reaches 8-9, and stirring at the rotation speed of 700-;
s8: adding flash rust inhibitor, and adding antiseptic after 5 min;
s9: stirring at the rotation speed of 350-;
s10: packing and subpackaging by a slurry packing machine, cleaning the production kettle and the stirrer by clear water after material receiving is finished, and pouring cleaning wastewater into a storage tank.
Compared with the prior art, the single-component liquid material is prepared by polymerizing a plurality of auxiliary agents and a plurality of silicon materials according to a specified proportion, has extremely high permeability and polymerization fastening force, is directly delivered to the interior of a base layer, is hard as iron after being cured, and has transparent and bright surface and no dust adhesion; after being cured, the paint can be perfectly combined with various coatings, and can be sprayed, coated, simple and easy to construct.
Detailed Description
The invention is further illustrated by the following examples, without limiting the scope of the invention.
The invention provides a technical scheme, and the rust remover suitable for the surface of a metal material comprises the following components in parts by weight: 15-30% of special copolymer silicone-acrylic emulsion, 30-50% of high polymer styrene-acrylic emulsion, 20-40% of water, 0.2% of defoaming agent, a proper amount of pH regulator, 1-2% of film-forming assistant, 0.3% of preservative, 0.1-0.2% of alkali swelling thickener and 0.2-0.5% of anti-flash rust agent.
In the embodiment, the preparation method of the rust remover comprises the following steps:
s1: checking whether an outlet at the bottom of the production kettle is closed before feeding, feeding according to a production formula list, weighing the special copolymer silicone-acrylic emulsion by using a weighing scale, and feeding into the production kettle;
s2: weighing high polymer styrene-acrylic emulsion by using a weighing scale, and putting the high polymer styrene-acrylic emulsion into a production kettle;
s3: weighing water by using a meter, putting the water into a production kettle, stirring, and maintaining the rotating speed at 350-450 r/min;
s4: weighing a pH regulator, an alkali swelling thickener, a film forming aid, a defoaming agent, a preservative and an anti-flash rust agent by using an electronic kilogram scale;
s5: adding film forming assistant, stirring for 5min, adding defoaming agent and pH regulator;
s6: increasing the rotating speed to 500r/min, slowly adding the alkali swelling thickener, and increasing the rotating speed of the stirrer to 600-800r/min when the slurry is obviously thickened when being slowly put into the mixer;
s7: adding a pH regulator to ensure that the pH range of the emulsion reaches 8-9, and stirring at the rotation speed of 700-;
s8: adding flash rust inhibitor, and adding antiseptic after 5 min;
s9: stirring at the rotation speed of 350-;
s10: packing and subpackaging by a slurry packing machine, cleaning the production kettle and the stirrer by clear water after material receiving is finished, and pouring cleaning wastewater into a storage tank.
The construction method comprises the following steps:
1. the method is suitable for any steel structure, metal surface rust treatment, oxidation and aging treatment;
2. the construction base surface is required to be free of oil stain and clear water, and the drying base surface is better;
3. the base surface does not need to be cleaned and washed specially during construction, and the product can be directly used for construction;
4. the paint can be sprayed and brushed, and one kilogram of the paint can be brushed with 6 to 8 square meters.
Table 125 summary of the charges of the comparative examples
TABLE 2 test Performance and number of samples
The experimental contents are as follows: in the formula design, a plurality of materials are mainly adjusted, and a plurality of groups of experimental formulas are obtained by adjusting the proportion content. Adjusting materials such as special copolymer silicone-acrylic emulsion, high polymer styrene-acrylic emulsion, flash rust inhibitor, film forming additive and the like. The above 25 groups of products are obtained by adjusting the formula, and the experimental formula with the best performance result is screened out by testing, and finally, 3 groups of products are more in line with the performance requirements, and the formula designs of the 3 groups of products are also similar.
In 25 groups of products, 5 groups of products have cracks in coating and plate making, and are not suitable for water resistance, salt spray resistance, salt water resistance, acid resistance and base material adhesion test, failure experiment and unreasonable formula design due to the addition of less film forming additives.
Among 20 groups of products, the plate making is as follows: the water resistance test sample blocks are 60 blocks, 11 blocks are not abnormal in 24h test, 23 blocks are not abnormal in 48h test, 14 blocks are not abnormal in 72h test, and 12 blocks are not abnormal in 96h test. Salt spray resistance test sample piece 60, 24h test monoblock are bubbled and are had 12, 48h test monoblock are bubbled and are had 6, 72h test monoblock are bubbled and are had 10, 96h test monoblock are bubbled 12, 96h test near regional bubble have 8, 96h test on the mar play few bubble have 12. 100 blocks of the test sample blocks for the salt water resistance, 33 blocks of the test sample blocks for 24h, 30 blocks of the test sample blocks for 48h, 22 blocks of the test sample blocks for 72h and 15 blocks of the test sample blocks for 96 h. The acid resistance test sample block is 60 blocks, the coating film is 20 blocks in 24h test, the coating film is 12 blocks in 24h test, the coating film is 10 blocks in 48h test, the coating film is 9 blocks in 48h test, and the coating film is 9 blocks in 48h test. The adhesion test of the base material is 100, 26 pieces are in the level 2 adhesion, 28 pieces are in the level 1-2 adhesion, 24 pieces are in the level 0-1 adhesion, and 22 pieces are in the level 0 adhesion.
According to the test results, the best performance data is obtained, the water resistance is not abnormal for 96 hours, the salt spray resistance is not abnormal for 96 hours, the salt water resistance is not abnormal for 96 hours (3% sodium chloride solution), the acid resistance is not abnormal for 48 hours, the base material adhesive force is 0-level (strongest), and other comprehensive effects are obtained, the experimental formula parameters are compared, and the most suitable performance effect of the product is selected to obtain the most excellent product formula, as above.
The product performance of the paint can reach the following main indexes by referring to HG/T4758-2014 waterborne acrylic resin paint:
the water resistance is 96 hours, and the water resistance is high,
the salt-spray resistance is 96 hours,
salt water resistance (3 percent sodium chloride solution) for 96 hours,
the acid resistance is 48h, and the acid resistance is 48h,
the adhesive force of the base material is 0 grade (strongest), and the product performance is excellent.
And (3) testing water resistance: the method is carried out according to the regulation of 9.1 in GB/T1733-1993, the sample is immersed into the three-stage water meeting the requirement of GB/T6682, the sample is taken out for observation until the specified time, and the evaluation of the result is carried out according to the regulation of GB/T1766-2008.
Salt spray resistance test: the method is carried out according to the regulations of GB/T1771-2007, and the pathological phenomena of paint films such as blistering, rusting, cracking, peeling and the like occur, and is described according to GB/T1766-2008.
And (3) testing the salt water resistance: the sample was immersed in a 3% sodium chloride solution as specified in GB/T9274-1988 at 5.4, and the sample was taken out and observed for a predetermined period of time, and the results were evaluated as specified in GB/T1766-2008.
And (3) testing acid resistance: the method is carried out according to the regulation of the A method in GB/T9274-1988, the liquid medium is 50g/LH2S04 solution, and after the test is finished, a sample is taken out to observe coating film pathological phenomena such as foaming, rusting, cracking, peeling and the like, and the method is described in GB/T1766-2008.
And (3) testing the adhesion of the base material: according to the regulation of GB/T5210-2006, a test column with the diameter of 20um is adopted, and an upper test column and a lower test column are coaxially butted with a test plate for testing. The adhesion (pull-open method) test of the sample after the salt spray test should be carried out after state adjustment for 14d under the condition meeting the requirements of GB/T9278. The sample plate to be tested for adhesion after salt spray test (pull-open method) is subjected to edge sealing and back sealing with the original paint or the paint with better performance than the original paint before the salt spray test. The best standard adhesion of grade 0.
The product is a single-component liquid material which is polymerized by a plurality of auxiliary agents and a plurality of silicon materials according to a specified proportion, and has extremely high permeability and polymerization fastening force. It is a high-permeability water-soluble liquid. Is specially prepared for the common diseases of steel structure, metal roof rust, derusting and the like.
The single-component liquid material is prepared by polymerizing a plurality of auxiliary agents and a plurality of silicon materials according to a specified proportion, has high permeability and polymerization fastening force, is directly delivered to the interior of a base layer, is hard like iron after being cured, and has transparent and bright surface and no dust adhesion; after being cured, the paint can be perfectly combined with various coatings, and can be sprayed, coated, simple and easy to construct.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference thereto is therefore intended to be embraced therein.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (2)
1. The rust remover suitable for the surface of a metal material is characterized by comprising the following components in parts by weight: 15-30% of special copolymer silicone-acrylic emulsion, 30-50% of high polymer styrene-acrylic emulsion, 20-40% of water, 0.2% of defoaming agent, a proper amount of pH regulator, 1-2% of film-forming assistant, 0.3% of preservative, 0.1-0.2% of alkali swelling thickener and 0.2-0.5% of anti-flash rust agent.
2. The rust remover suitable for the surfaces of metal materials as claimed in claim 1, wherein: the preparation method of the rust remover comprises the following steps:
s1: checking whether an outlet at the bottom of the production kettle is closed before feeding, feeding according to a production formula list, weighing the special copolymer silicone-acrylic emulsion by using a weighing scale, and feeding into the production kettle;
s2: weighing high polymer styrene-acrylic emulsion by using a weighing scale, and putting the high polymer styrene-acrylic emulsion into a production kettle;
s3: weighing water by using a meter, putting the water into a production kettle, stirring, and maintaining the rotating speed at 350-450 r/min;
s4: weighing a pH regulator, an alkali swelling thickener, a film forming aid, a defoaming agent, a preservative and an anti-flash rust agent by using an electronic kilogram scale;
s5: adding film forming assistant, stirring for 5min, adding defoaming agent and pH regulator;
s6: increasing the rotating speed to 500r/min, slowly adding the alkali swelling thickener, and increasing the rotating speed of the stirrer to 600-800r/min when the slurry is obviously thickened when being slowly put into the mixer;
s7: adding a pH regulator to ensure that the pH range of the emulsion reaches 8-9, and stirring at the rotation speed of 700-;
s8: adding flash rust inhibitor, and adding antiseptic after 5 min;
s9: stirring at the rotation speed of 350-;
s10: packing and subpackaging by a slurry packing machine, cleaning the production kettle and the stirrer by clear water after material receiving is finished, and pouring cleaning wastewater into a storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911262075.6A CN110804347A (en) | 2019-12-10 | 2019-12-10 | Rust remover suitable for metal material surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911262075.6A CN110804347A (en) | 2019-12-10 | 2019-12-10 | Rust remover suitable for metal material surface |
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| Publication Number | Publication Date |
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| CN110804347A true CN110804347A (en) | 2020-02-18 |
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| CN201911262075.6A Pending CN110804347A (en) | 2019-12-10 | 2019-12-10 | Rust remover suitable for metal material surface |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665645A (en) * | 2009-10-19 | 2010-03-10 | 华南理工大学 | Nanometer compound water-based heat insulation anticorrosion paint used for metal and preparation method thereof |
| CN103819988A (en) * | 2014-02-24 | 2014-05-28 | 浙江大学 | Bottom unified aqueous anticorrosive paint and preparation method |
| CN103834249A (en) * | 2013-12-31 | 2014-06-04 | 上海福岛化工科技发展有限公司 | Anti-flash-rust water-based acrylic acid iron red antirust priming paint and preparation method thereof |
| CN109796825A (en) * | 2018-12-20 | 2019-05-24 | 科顺防水科技股份有限公司 | A kind of anti-flash rusting acrylic acid roofing waterproof paint and preparation method thereof |
-
2019
- 2019-12-10 CN CN201911262075.6A patent/CN110804347A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101665645A (en) * | 2009-10-19 | 2010-03-10 | 华南理工大学 | Nanometer compound water-based heat insulation anticorrosion paint used for metal and preparation method thereof |
| CN103834249A (en) * | 2013-12-31 | 2014-06-04 | 上海福岛化工科技发展有限公司 | Anti-flash-rust water-based acrylic acid iron red antirust priming paint and preparation method thereof |
| CN103819988A (en) * | 2014-02-24 | 2014-05-28 | 浙江大学 | Bottom unified aqueous anticorrosive paint and preparation method |
| CN109796825A (en) * | 2018-12-20 | 2019-05-24 | 科顺防水科技股份有限公司 | A kind of anti-flash rusting acrylic acid roofing waterproof paint and preparation method thereof |
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Application publication date: 20200218 |
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| RJ01 | Rejection of invention patent application after publication |