CN103805010B - A kind of release rust special anticorrosive coating - Google Patents

A kind of release rust special anticorrosive coating Download PDF

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Publication number
CN103805010B
CN103805010B CN201410038629.5A CN201410038629A CN103805010B CN 103805010 B CN103805010 B CN 103805010B CN 201410038629 A CN201410038629 A CN 201410038629A CN 103805010 B CN103805010 B CN 103805010B
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parts
rust
coating
anticorrosive coating
mixing
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CN103805010A (en
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钱剑峰
钱馨赟
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YIXING JUREN PAINT CO Ltd
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YIXING JUREN PAINT CO Ltd
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Abstract

The invention discloses a kind of release rust special anticorrosive coating, this coating is mixed by the component of following weight portion: acrylic resin 15~35 parts, epoxy saturated resin 10~25 parts, mixing rust resisting pigment 35~50 parts, defoamer 0.1~1.0 parts, mixed solvent 10~20 parts, levelling oil resistance agent 0.1~1.0 parts and anti-heavy agent 0.1~1.0 parts;Wherein said mixing rust resisting pigment is to be mixed by 190 iron oxide reds, zinc oxide, super-fine zinc dust, filling material barium sulfate and zinc yellow.The release rust special anticorrosive coating that the present invention provides, not only there is the advantages such as density is high, hardness is good, wearability is strong, anti-impact force is big, also it is avoided that contacting and absorption of new ferrum and outside moisture and oxygen, can fundamentally stop secondary to get rusty the generation of phenomenon, the most also there is easy construction, the advantage such as anticorrosion, favorable rust preventing effect.

Description

A kind of release rust special anticorrosive coating
Technical field
The invention belongs to chemistry painting industry, paint field, be specifically related to one and be applied to power transformer industry Release rust special anticorrosive coating.
Background technology
In the industry fields such as machinery, electric power, its metalwork generally uses paint to carry out surface protection, Its paint mode is: initially with metallic anti-rust paint as prime, then selects not further according to demand Brush with the finish paint of color.Conventional operational approach is: first metal surface is carried out pretreatment, adopts With to the floating rust on metal surface or oxide layer through overpickling, phosphatization or sandblasting, then the rust cleaning being polished Mode, carries out using antirust paint brushing to process the most again, repastes brush finish paint after parching.Its shortcoming is, This Rustproof process intercepts the reaction of the moisture in air and oxygen just with coating, thus reaches anti- The purpose that only secondary gets rusty.But in fact the floating rust of metal surface is to remove, and oxide layer just cannot Remove, finally can many on matallic surface layer I haven't seen you for ages leaves nubbin.This is namely the most conventional to gold After belonging to part employing antirust paint, easily cause the basic reason place of secondary rust.
At present, domestic either machinery industry, power equipment industry, or the industry such as railway, military project, From the point of view of using general antirust paint effect, the most antirust effective period is short, and maintenance cost is high, 2-3 Also needing to carry out secondary after Nian antirust, particularly when the antirust brushing of secondary, produced acid washing phosphorization liquid also can Surrounding is brought severe contamination.Therefore in the urgent need to promoting paint of coating industry by technological innovation Development, adopts new technology, and new formula changes the traditional rust cleaning of metal current part and anticorrosion present situation.
Summary of the invention
It is an object of the invention in existing metalwork surface derusting, preservative treatment, for prior art Not enough and provide before a kind of favorable rust preventing effect, easy construction, brushing construction without doing processing of rust removing, simultaneously Also having acidproof, alkaline-resisting, a kind of of oil resistant characteristic exempts rust special anticorrosive coating and preparation method thereof.
The present invention can be reached by following technique and technical scheme:
A kind of release rust special anticorrosive coating, this coating is mixed by the component of following weight portion: propylene Acid resin 15~35 parts, epoxy saturated resin 10~25 parts, mixing rust resisting pigment 35~50 parts, auxiliary agent (defoamer) 0.1~1.0 part, mixed solvent 10~20 parts, levelling oil resistance agent 0.1~1.0 parts and anti-heavy Agent 0.1~1.0 parts;Wherein said mixing rust resisting pigment is by 190 iron oxide reds, zinc oxide, ultra-fine zinc Powder, filling material barium sulfate and zinc yellow mix.
Optimization formula is, the weight of each component of this coating is: acrylic resin 21~29 parts, ring Oxygen saturation resin 14~19 parts, mixing rust resisting pigment 39~43 parts, defoamer 0.3~0.4 part, mixing Solvent 15~16 parts, levelling oil resistance agent 0.5~0.6 part, anti-heavy agent 0.6~0.7 part.
In the present invention mixing each component of rust resisting pigment weight/mass percentage composition be: 190 iron oxide reds 30~ 45%, zinc oxide 10~20%, super-fine zinc dust 20~30%, filling material 5~15%, zinc yellow 10~ 20%(each component sum is 100%).Preferably, the weight/mass percentage composition of each component of rust resisting pigment is mixed For: 190 iron oxide reds 35~41%, zinc oxide 11~15%, super-fine zinc dust 22~28%, filling material 8~12%, each component sum of zinc yellow 12~16%(is 100%).The preparation process of mixing rust resisting pigment As follows, successively zinc oxide, 190 iron oxide reds, super-fine zinc dust, inserts and zinc yellow are carried out fully Stir, finally cross 60 mesh fineness and sieve and get final product.
Wherein the particle diameter of zinc oxide is preferably 100 mesh, and described filling material is barium sulfate.The grain of super-fine zinc dust Footpath scope 60-80 mesh." 190 iron oxide red " that the present invention uses, in rose-red powder, is usually used in system Make, paint, coating industry, molecular formula: Fe2O3, molecular weight: 159.60.
The present invention can directly use existing various epoxy saturated resin to carry out, it is preferred that adopts in the present invention Epoxy saturated resin be by bisphenol-A and epoxy six propane height of pyrocondensation under soda effect Polymers, wherein setting-up point is 180~230 DEG C, and in pyrocondensation reaction, the mass parts of each raw material is joined Ratio is: bisphenol-A 65~75 parts, epoxychloropropane 20~55 parts, soda 5~15 parts.This epoxy is satisfied With the mean molecule quantity of resin is between 2000~7000.
Mixed solvent in the present invention is to be mixed by toluene, butanol, butyl ether and cyclohexanone.Concrete, In mixed solvent, the mass content of each component is: toluene 65~70%, butanol 10~15%, butyl ether 8~ 12%, each component sum of cyclohexanone 4~12%(is 100%).
Defoamer in the present invention is selected from organic silicon defoamer, and described levelling oil resistance agent is selected from SP-500 levelling Oil resistance agent, described anti-heavy agent is selected from the anti-heavy agent of F118 coating.
Release rust special anticorrosive coating in the present invention is specifically prepared from by following steps:
(1) first mixing rust resisting pigment is joined in mixed solvent and soak, be simultaneously introduced defoamer;
(2) question response adds acrylic resin after 1-2 hour, epoxy saturated resin carries out high speed dispersion Mixing;
(3) dispersion and full and uniform after carry out sand milling PROCESS FOR TREATMENT again, and fineness is controlled 60um with In;
(4) last levelling oil resistance agent and anti-heavy agent are sufficiently stirred for, the viscosity of coating is adjusted to 86~ Between 92.
(5) by the made release got ready become rusty special anticorrosive coating, by national standard detection qualified after be packaged into Storehouse.
The present invention is mixed with other raw material by epoxy saturated resin, mixing rust resisting pigment and mixed aid Reaction is made, and it is excellent that the paint being prepared as has that density is high, hardness is good, wearability is strong, anti-impact force is big etc. Point, moreover it is possible to avoid contacting and absorption of new ferrum and outside moisture and oxygen, fundamentally stopped two secondary The generation of rust phenomenon.
Use release rust special anticorrosive coating prepared by this method, it and the district of traditional anti-corrosive antirusting paint Not also residing in, this coating is relatively slow for drying time, and surface drying needs about 2 hours, parches needing 48 hours completely, Reaching to react completely needs more than 120 hours, and adhesive force, covering power are extremely strong, and also have water-fast, resistance to Oiliness, acid-fast alkali-proof, the mist of the most resistance to strong acid.
The release rust special anticorrosive coating of the present invention, its product Specifeca tion speeification is: viscosity is (by being coated with-4 Viscometer)≤50 seconds, fineness≤60um, drying time >=48 hour, hardness >=0.55, anti-impact force >=50kg/cm, adhesive force is 1 grade, and salt tolerance 750 hours is non-foaming, non-corrosive.More than refer to room temperature bar Under part (5-28 DEG C).
A kind of release rust special anticorrosive coating prepared by the present invention, the production technology of employing is high molecular crosslink Learn reaction, i.e. by the cross-linking reaction of resin with firming agent, therefore more existing traditional handicraft system drying time The drying time of standby rust-proof anti-corrosive paint to be grown, and this technical recipe is mainly by generating complex ion salt, Ferrum oxide is changed into pigment salt required in paint, can directly penetrate into the bottommost of oxide layer, Reach new ferrum to separate with floating ferrum and antirust, antiseptic effect.
The release rust special anticorrosive coating that the present invention provides, not only has that density is high, hardness is good, wearability The advantage such as by force, anti-impact force is big, moreover it is possible to avoid contacting and absorption of new ferrum and outside moisture and oxygen, from Fundamentally stop secondary to get rusty the generation of phenomenon.The most also there is easy construction, anticorrosion, rust-proof effect The advantage such as good.
Detailed description of the invention
Raw material used in each embodiment:
1, mixing rust resisting pigment
The concrete consumption of component is: 190 iron oxide reds: 37kg, zinc oxide: 20kg, super-fine zinc dust: 25kg, barium sulfate: 8kg, zinc yellow: 10kg.
Preparation method: (1), first zinc oxide is added in 190 ferric oxide red colorants and be stirred uniformly. (2), add super-fine zinc dust after 5 minutes to be stirred.(3) inserts barium sulfate, it is then respectively adding Stir with zinc yellow.(4), after 10 minutes, shake with 60 mesh um fineness sieves Dynamic filtration, i.e. available required mixing rust resisting pigment.
2, epoxy saturated resin
The concrete consumption of component is: bisphenol-A: 68kg, epoxychloropropane: 40kg, alkali liquor: 15kg.
Preparation method: (1), be first dissolved in the NaOH aqueous solution of 10% by bisphenol-A, the most slowly rises Temperature is to 180~220 DEG C of temperature.(2), add epoxychloropropane be allowed to react, temperature controls at 210 DEG C. (3), 30 minutes are stood after completion of the reaction.(4) boiling water cyclic washing 3~4 is used after, removing upper strata aqueous alkali Secondary, the residual alkali in resin and byproduct salt can be removed.(5), full by obtaining required epoxy after dehydration And resin.
3, mixed solvent
The concrete consumption of component is: toluene: 70kg, butanol: 15kg, butyl ether: 10kg, cyclohexanone: 5kg。
Preparation method: first butanol is slowly added in toluene solution by (1), to be mixed uniformly after add again Enter butyl ether;(2) question response adds cyclohexanone after 1-2 hour, and is sufficiently stirred for;(3) treat instead After answering 0.5-1 hour, i.e. available required mixed solvent.
4, auxiliary agent
Defoamer uses organic silicon defoamer, and levelling oil resistance agent uses SP-500 levelling oil resistance agent, anti-heavy agent Use the anti-heavy agent of F118 coating.
Embodiment 1:
Raw material composition and ratio (being unit by 100kg):
Operating procedure:
(1), first by mixing rust resisting pigment join in mixed solvent and soak, be simultaneously introduced defoamer.
(2), question response adds appropriate acrylic resin after 1-2 hour, epoxy saturated resin enters Row high speed dispersion mixes;
(3) until dispersion within 10-20 minute, make its obtain full and uniform after, then carry out sand milling PROCESS FOR TREATMENT, and Fineness is controlled within 60um (i.e.≤60um);
(4) by the mixed slurry that sand milling is good, in proportion with remaining mixed with resin, and it is separately added into stream Flat oil resistance agent and anti-heavy agent stir.
(5), again the rust special anticorrosive coating of exempting being configured to is transferred in the range of viscosities of 86-92;
(6), by chemical examination detection qualified after carry out metering packing warehouse-in.
Embodiment 2:
Raw material composition and ratio (being unit by 100kg):
Operating procedure:
(1), first by mixing rust resisting pigment join in mixed solvent and soak, be simultaneously introduced defoamer;
(2) question response adds acrylic resin after 1-2 hour, epoxy saturated resin carries out dividing at a high speed Dissipate mixing;
(3) until dispersion within 8-15 minute, just can get full and uniform after carry out sand milling PROCESS FOR TREATMENT again, and will Fineness controls within 60um;
(4), by the good mixed slurry of sand milling, in proportion with remaining mixed with resin, and it is separately added into stream Flat oil resistance agent and anti-heavy agent stir.
(5), again the rust special anticorrosive coating of exempting being configured to is transferred in the range of viscosities of 86-92;
(6), by chemical examination detection qualified after carry out metering packing warehouse-in.
Embodiment 3:
Raw material composition and ratio (being unit by 100kg):
Operating procedure:
(1), first by mixing rust resisting pigment join in mixed solvent and soak, be simultaneously introduced defoamer;
(2) question response adds acrylic resin after 1-2 hour, epoxy saturated resin carries out dividing at a high speed Dissipate mixing;
(3) until dispersion within 10-18 minute, just can get full and uniform after carry out sand milling PROCESS FOR TREATMENT again, and will Fineness controls within 60um;
(4), by the good mixed slurry of sand milling, in proportion with remaining mixed with resin, and it is separately added into stream Flat oil resistance agent and anti-heavy agent stir.
(5), again the rust special anticorrosive coating of exempting being configured to is transferred in the range of viscosities of 86-92;
(6), by chemical examination detection qualified after carry out metering packing warehouse-in.
Carrying out chemical examination detection by the national standard implemented at present, the index of the anticorrosive paint of each example gained is as follows:

Claims (8)

1. exempt rust special anticorrosive coating for one kind, it is characterised in that this coating is mixed by the component of following weight portion: acrylic resin 15~35 parts, epoxy saturated resin 10~25 parts, mixing rust resisting pigment 35~50 parts, organic silicon defoamer 0.1~1.0 parts, mixed solvent 10~20 parts, SP-500 levelling oil resistance agent 0.1~1.0 parts and the anti-heavy agent 0.1 of F118 coating~1.0 parts;Wherein said mixing rust resisting pigment is to be mixed by 190 iron oxide reds, zinc oxide, super-fine zinc dust, inserts barium sulfate and zinc yellow;Particle size range 60~80 mesh of described super-fine zinc dust, described epoxy saturated resin is by bisphenol-A and epoxychloropropane high polymer of pyrocondensation under soda effect, wherein setting-up point is 180~220 DEG C, and in pyrocondensation reaction, the proportion by weight of each raw material is: bisphenol-A 65~75 parts, epoxychloropropane 20~55 parts, soda 5~15 parts.
Release rust special anticorrosive coating the most according to claim 1, it is characterised in that the weight of each component of this coating is: acrylic resin 21~29 parts, epoxy saturated resin 14~19 parts, mixing rust resisting pigment 39~43 parts, organic silicon defoamer 0.3~0.4 part, mixed solvent 15~16 parts, levelling oil resistance agent 0.5~0.6 part, anti-heavy agent 0.6~0.7 part.
Release rust special anticorrosive coating the most according to claim 1, the weight/mass percentage composition that it is characterized in that the described each component of mixing rust resisting pigment is: 190 iron oxide reds 30~45%, zinc oxide 10~20%, super-fine zinc dust 20~30%, inserts 5~15%, zinc yellow 10~20%.
Release rust special anticorrosive coating the most according to claim 3, the weight/mass percentage composition that it is characterized in that the described each component of mixing rust resisting pigment is: 190 iron oxide reds 35~41%, zinc oxide 11~15%, super-fine zinc dust 22~28%, inserts 8~12%, zinc yellow 12~16%.
5. according to the release rust special anticorrosive coating described in claim 3 or 4, it is characterised in that the particle diameter of described zinc oxide is 1000 mesh.
Release rust special anticorrosive coating the most according to claim 1, it is characterised in that described mixed solvent is mixed by toluene, butanol, butyl ether and cyclohexanone.
The most according to claim 6 exempt rust special anticorrosive coating, it is characterised in that in described mixed solvent, the mass content of each component is: toluene 65~70%, butanol 10~15%, butyl ether 8~12%, cyclohexanone 4~12%.
Release rust special anticorrosive coating the most according to claim 1, it is characterised in that this coating is prepared from by following steps:
(1) first mixing rust resisting pigment is joined in mixed solvent and soak, be simultaneously introduced defoamer;
(2) question response adds acrylic resin after 1-2 hour, epoxy saturated resin carries out high speed dispersion mixing;
(3) carry out sand milling PROCESS FOR TREATMENT again after disperseing and be full and uniform, and fineness is controlled within 60 μm;
(4) it is eventually adding levelling oil resistance agent and anti-heavy agent is sufficiently stirred for, the viscosity of coating is adjusted between 86~92.
CN201410038629.5A 2013-07-30 2014-01-26 A kind of release rust special anticorrosive coating Active CN103805010B (en)

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Publication number Priority date Publication date Assignee Title
CN104861824A (en) * 2015-05-29 2015-08-26 黄强 Blistering-proof and wear-resistant coating for automobile
CN107573775A (en) * 2017-07-17 2018-01-12 江苏艺博防水防腐工程有限公司 One kind is exempted to dry metallic conduit sprayed on material and its construction method
CN108165138A (en) * 2017-12-29 2018-06-15 天津索菲特建筑材料有限公司 Insulation rust-proof anti-corrosive paint
CN111548692A (en) * 2020-05-22 2020-08-18 成都新柯力化工科技有限公司 Rust-removing anticorrosive paint and preparation method thereof

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN101519565A (en) * 2009-03-04 2009-09-02 宜兴市巨人涂料有限公司 Special anti-corrosion rust-proof paint with rust removal and preparation method thereof
CN102391743A (en) * 2011-09-01 2012-03-28 中国海洋石油总公司 Aqueous primer used for bicycles
CN102634259A (en) * 2011-06-21 2012-08-15 漳州鑫展旺化工有限公司 Low-temperature curing anticorrosive paint and preparation method thereof
CN103031036A (en) * 2012-12-17 2013-04-10 吕龙云 Thick coating type epoxy corrosion-resistant coating certified by Water Regulation Advisory Scheme (WRAS)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004338236A (en) * 2003-05-15 2004-12-02 Nippon Parkerizing Co Ltd Surface-treated weather-resistant steel, surface-treating agent for weather-resistant steel, and method for producing surface-treated weather-resistant steel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101519565A (en) * 2009-03-04 2009-09-02 宜兴市巨人涂料有限公司 Special anti-corrosion rust-proof paint with rust removal and preparation method thereof
CN102634259A (en) * 2011-06-21 2012-08-15 漳州鑫展旺化工有限公司 Low-temperature curing anticorrosive paint and preparation method thereof
CN102391743A (en) * 2011-09-01 2012-03-28 中国海洋石油总公司 Aqueous primer used for bicycles
CN103031036A (en) * 2012-12-17 2013-04-10 吕龙云 Thick coating type epoxy corrosion-resistant coating certified by Water Regulation Advisory Scheme (WRAS)

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