CN105755479B - A kind of environmental protection non-corrosive metal oil-removing rust-removing agent and its preparation process - Google Patents
A kind of environmental protection non-corrosive metal oil-removing rust-removing agent and its preparation process Download PDFInfo
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- CN105755479B CN105755479B CN201610215237.0A CN201610215237A CN105755479B CN 105755479 B CN105755479 B CN 105755479B CN 201610215237 A CN201610215237 A CN 201610215237A CN 105755479 B CN105755479 B CN 105755479B
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- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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Abstract
The present invention provides a kind of environmentally friendly non-corrosive metal oil-removing rust-removing agents and its preparation process, the oil-removing rust-removing agent to be prepared by following component：Acetic anhydride, itaconic acid, 1,3 butanediols, oleic acid, nano zirconium dioxide, 8 oxyquinolines, boric acid, caprolactam, nano-cerium oxide powder, disodium ethylene diamine tetraacetate, spaonin powder, isomeric alcohol polyethenoxy ether, matrine, methylisothiazolinone, thiocarbamide, 3 amino, 4 octanol, sodium citrate, deionized water, ethyl alcohol.Oil-removing rust-removing agent provided by the invention integrally deoils, the effect that derusts is good, the short derusting time is only 5 10 minutes, metal surface is bright and without apparent iron mold after derusting, it is set 1 month by degreasing and rust removal processing room temperature decentralization and does not generate apparent rust staining or iron mold, corrosion resistance is good, does not generate secondary corrosion in 2 months, while also not generating smog, it is safe to use and environmentally protective, it is suitble to be widely used to promote.
Description
Technical field
The invention belongs to Deruster for metal technical fields, and in particular to a kind of environmental protection non-corrosive metal oil-removing rust-removing agent and its system
Standby technique.
Background technology
Present metal product or metal recovery product surface will produce different size of rust staining or rusty stain, not only influence
Beauty, nor made conducive to subsequent mechanical processing.Common derusting method is using acid flux material to rust staining or rusty stain
It is removed, however in descaling process, if failing to control the derusting time or derusting is not thorough or derusts time mistake
It grows and corrodes base material, generate trace in surface of metal product, destruction is generated to metal product itself.In addition it uses acid molten
Agent carries out in descaling process, and acid flux material can volatilize, and generates smog, while also will produce three industrial wastes, strong to the body of worker
Health generates certain influence.
It is then desired to it is good to provide a kind of derusting effect, corrosion-free, easy to operate metal surface not damaged to metal base
Rust remover and its preparation process.
Invention content
At least one of the of the invention prior art problem of being solved, provide a kind of environmental protection non-corrosive metal oil-removing rust-removing agent and
Its preparation process.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：
The invention discloses a kind of environmentally friendly non-corrosive metal oil-removing rust-removing agents, are prepared by the component of following parts by weight：
8-18 parts of acetic anhydride, 5-14 parts of itaconic acid, 3-10 parts of 1,3 butylene glycol, 2-9 parts of oleic acid, 1-4 parts of nano zirconium dioxide, 8- hydroxyls
3-8 parts of quinoline, 4-7 parts of boric acid, 6-12 parts of caprolactam, 5-13 parts of nano-cerium oxide powder, 4-11 parts of disodium ethylene diamine tetraacetate,
2-7 parts of spaonin powder, 4-12 parts of isomeric alcohol polyethenoxy ether, 3-9 parts of matrine, 2-8 parts of methylisothiazolinone, 1-6 parts of thiocarbamide,
2-5 parts of 3- amino -4- octanols, 2-7 parts of sodium citrate, 75-95 parts of deionized water, 18-30 parts of ethyl alcohol.
Preferably, the environmentally friendly non-corrosive metal oil-removing rust-removing agent, is prepared by the component of following parts by weight：Acetic acid
14 parts of acid anhydride, 9 parts of itaconic acid, 5 parts of 1,3 butylene glycol, 6 parts of oleic acid, 3 parts of nano zirconium dioxide, 6 parts of 8-hydroxyquinoline, 5 parts of boric acid,
11 parts of caprolactam, 8 parts of nano-cerium oxide powder, 5 parts of disodium ethylene diamine tetraacetate, 6 parts of spaonin powder, isomeric alcohol polyethenoxy ether 5
Part, 4 parts of matrine, 6 parts of methylisothiazolinone, 5 parts of thiocarbamide, 3.6 parts of 3- amino -4- octanols, 4.5 parts of sodium citrate, go from
86 parts of sub- water, 23 parts of ethyl alcohol.
The environmentally friendly non-corrosive metal oil-removing rust-removing agent, is prepared by the component of following parts by weight：17 parts of acetic anhydride,
6 parts of itaconic acid, 8 parts of 1,3 butylene glycol, 6 parts of oleic acid, 3 parts of nano zirconium dioxide, 5 parts of 8-hydroxyquinoline, 6 parts of boric acid, acyl in oneself
8 parts of amine, 9 parts of nano-cerium oxide powder, 81 parts of disodium ethylene diamine tetraacetate, 4 parts of spaonin powder, 8 parts of isomeric alcohol polyethenoxy ether, kuh-seng
6 parts of alkali, 3 parts of methylisothiazolinone, 2.4 parts of thiocarbamide, 4.2 parts of 3- amino -4- octanols, 6 parts of sodium citrate, deionized water 93
Part, 20 parts of ethyl alcohol.
The present invention also provides the preparation processes of environmentally friendly non-corrosive metal oil-removing rust-removing agent described above, including prepare step as follows
Suddenly：
A. it weighs each raw material according to above-mentioned parts by weight；
B. the deionized water of half is added in reaction kettle, is warming up to 50-65 DEG C, ethyl alcohol, second are then added while stirring
Acid anhydrides, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 1-6 hours with the speed of 600-800rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 40-90 minutes with the speed of 1000-1500rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 70-120 minutes with the speed of 700-1200rpm, stand 4-12 hours,
Up to environmentally friendly non-corrosive metal oil-removing rust-removing agent.
Preferably, it is warming up to 62 DEG C in the step b, is stirred 3.5 hours with the speed of 720rpm in the step b.
Mixing time is to be stirred 75 minutes with the speed of 1280rpm in the step c.
It is stirred 90 minutes with the speed of 1000rpm in the step d.
As a result of above technical scheme, the present invention has the advantages that compared with prior art：
Oil-removing rust-removing agent provided by the invention integrally deoils, the effect that derusts is good, and the short derusting time is only 5-10 minutes, derusting
Metal surface is bright afterwards and embroiders trace without apparent, is set 1 month by degreasing and rust removal processing room temperature decentralization and does not generate apparent rust staining or embroidery
Trace, corrosion resistance is good, does not generate secondary corrosion in 2 months, while also not generating smog, safe to use and environmentally protective, is suitble to
It is widely used to promote.
Specific implementation mode
With reference to specific embodiment, present invention is further described in detail.Following embodiment for illustrating the present invention,
But it is not limited to the scope of the present invention.
Embodiment 1
A kind of preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent, including following preparation process：
A. it weighs each raw material according to certain part by weight：8 parts of acetic anhydride, 5 parts of itaconic acid, 3 parts of 1,3 butylene glycol, oleic acid 2
Part, 1 part of nano zirconium dioxide, 3 parts of 8-hydroxyquinoline, 4 parts of boric acid, 6 parts of caprolactam, 5 parts of nano-cerium oxide powder, ethylenediamine tetraacetic
4 parts of acetic acid disodium, 2 parts of spaonin powder, 4 parts of isomeric alcohol polyethenoxy ether, 3 parts of matrine, 2 parts of methylisothiazolinone, thiocarbamide 1
Part, 3- amino -4- octanols 2,2 parts of sodium citrate, 75 parts of deionized water, 18 parts of ethyl alcohol；
B. the deionized water of half is added in reaction kettle, is warming up to 50 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 1 hour with the speed of 600rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 40 minutes with the speed of 1000rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 70 minutes with the speed of 700rpm, stand 4 hours to get environmentally friendly corrosion protection
Metal oil/rust remover.
The derusting time of deoiling of prepared rust remover is 9 minutes, and metal surface is bright after derusting and embroiders trace, warp without apparent
It crosses degreasing and rust removal processing room temperature decentralization and sets and do not generate within 1 month apparent rust staining or embroider trace, secondary the embroiderys erosion time is 76 days.
Embodiment 2
A kind of preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent, including following preparation process：
A. it weighs each raw material according to certain part by weight：18 parts of acetic anhydride, 14 parts of itaconic acid, 10 parts of 1,3 butylene glycol, oleic acid
9 parts, 4 parts of nano zirconium dioxide, 8 parts of 8-hydroxyquinoline, 7 parts of boric acid, 12 parts of caprolactam, 13 parts of nano-cerium oxide powder, second two
11 parts of amine tetraacethyl disodium, 7 parts of spaonin powder, 12 parts of isomeric alcohol polyethenoxy ether, 9 parts of matrine, 8 parts of methylisothiazolinone,
6 parts of thiocarbamide, 5 parts of 3- amino -4- octanols, 7 parts of sodium citrate, 95 parts of deionized water, 30 parts of ethyl alcohol；
B. the deionized water of half is added in reaction kettle, is warming up to 65 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 6 hours with the speed of 800rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 90 minutes with the speed of 1500rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 120 minutes with the speed of 1200rpm, stand 12 hours to get environmental protection
Non-corrosive metal oil-removing rust-removing agent.
The derusting time of deoiling of prepared rust remover is 7 minutes, and metal surface is bright after derusting and embroiders trace, warp without apparent
It crosses degreasing and rust removal processing room temperature decentralization and sets and do not generate within 1 month apparent rust staining or embroider trace, secondary the embroiderys erosion time is 71 days.
Embodiment 3
A kind of preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent, including following preparation process：
A. it weighs each raw material according to certain part by weight：13 parts of acetic anhydride, 10 parts of itaconic acid, 6 parts of 1,3 butylene glycol, oleic acid 5
Part, 2 parts of nano zirconium dioxide, 5.5 parts of 8-hydroxyquinoline, 5.5 parts of boric acid, 9 parts of caprolactam, 9 parts of nano-cerium oxide powder, second two
7 parts of amine tetraacethyl disodium, 4.5 parts of spaonin powder, 8 parts of isomeric alcohol polyethenoxy ether, 6 parts of matrine, 5 parts of methylisothiazolinone,
3.5 parts of thiocarbamide, 3.5 parts of 3- amino -4- octanols, 4 parts of sodium citrate, 85 parts of deionized water, 24 parts of ethyl alcohol；
B. the deionized water of half is added in reaction kettle, is warming up to 57 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 3.5 hours with the speed of 700rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 65 minutes with the speed of 1250rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 95 minutes with the speed of 950rpm, stand 8 hours to get environmentally friendly corrosion protection
Metal oil/rust remover.
The derusting time of deoiling of prepared rust remover is 8 minutes, and metal surface is bright after derusting and embroiders trace, warp without apparent
It crosses degreasing and rust removal processing room temperature decentralization and sets and do not generate within 1 month apparent rust staining or embroider trace, secondary the embroiderys erosion time is 78 days.
Embodiment 4
A kind of preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent, including following preparation process：
A. it weighs each raw material according to certain part by weight：14 parts of acetic anhydride, 9 parts of itaconic acid, 5 parts of 1,3 butylene glycol, oleic acid 6
Part, 3 parts of nano zirconium dioxide, 6 parts of 8-hydroxyquinoline, 5 parts of boric acid, 11 parts of caprolactam, 8 parts of nano-cerium oxide powder, ethylenediamine
5 parts of tetraacethyl disodium, 6 parts of spaonin powder, 5 parts of isomeric alcohol polyethenoxy ether, 4 parts of matrine, 6 parts of methylisothiazolinone, thiocarbamide 5
Part, 3.6 parts of 3- amino -4- octanols, 4.5 parts of sodium citrate, 86 parts of deionized water, 23 parts of ethyl alcohol；
B. the deionized water of half is added in reaction kettle, is warming up to 62 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 3.5 hours with the speed of 720rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 75 minutes with the speed of 1280rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 90 minutes with the speed of 100rpm, stand 8 hours to get environmentally friendly corrosion protection
Metal oil/rust remover.
The derusting time of deoiling of prepared rust remover is 6 minutes, and metal surface is bright after derusting and embroiders trace, warp without apparent
It crosses degreasing and rust removal processing room temperature decentralization and sets and do not generate within 1 month apparent rust staining or embroider trace, secondary the embroiderys erosion time is 85 days.
Embodiment 5
A kind of preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent, including following preparation process：
A. it weighs each raw material according to certain part by weight：17 parts of acetic anhydride, 6 parts of itaconic acid, 8 parts of 1,3 butylene glycol, oleic acid 6
Part, 3 parts of nano zirconium dioxide, 5 parts of 8-hydroxyquinoline, 6 parts of boric acid, 8 parts of caprolactam, 9 parts of nano-cerium oxide powder, ethylenediamine tetraacetic
81 parts of acetic acid disodium, 4 parts of spaonin powder, 8 parts of isomeric alcohol polyethenoxy ether, 6 parts of matrine, 3 parts of methylisothiazolinone, thiocarbamide
2.4 parts, 4.2 parts of 3- amino -4- octanols, 6 parts of sodium citrate, 93 parts of deionized water, 20 parts of ethyl alcohol；
B. the deionized water of half is added in reaction kettle, is warming up to 55 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 3.5 hours with the speed of 720rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide is added
Powder, matrine, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder,
It is stirred 75 minutes with the speed of 1280rpm, obtains solution B；
D. solution A is mixed with solution B, is stirred 90 minutes with the speed of 100rpm, stand 8 hours to get environmentally friendly corrosion protection
Metal oil/rust remover.
The derusting time of deoiling of prepared rust remover is 5 minutes, and metal surface is bright after derusting and embroiders trace, warp without apparent
It crosses degreasing and rust removal processing room temperature decentralization and sets and do not generate within 1 month apparent rust staining or embroider trace, secondary the embroiderys erosion time is 90 days.
Comparative example 1
It is in place of this comparative example and the difference of embodiment 1, is free of caprolactam, spaonin powder and matrine.
The derusting time of deoiling of prepared rust remover is 15 minutes, and metal surface is bright after derusting and embroiders trace without apparent,
It is set by degreasing and rust removal processing room temperature decentralization and does not generate within 1 month apparent rust staining or embroider trace, the secondary embroidery erosion time is 45 days.
Comparative example 2
It is in place of this comparative example and the difference of embodiment 1, is free of thiocarbamide, oleic acid and nano-cerium oxide powder.
The derusting time of deoiling of prepared rust remover is 17 minutes, and metal surface is bright after derusting and embroiders trace without apparent,
It is set by degreasing and rust removal processing room temperature decentralization and generates within 1 month slight rust staining or embroider trace, the secondary embroidery erosion time is 38 days.
Oil-removing rust-removing agent provided by the invention integrally deoils, the effect that derusts is good, and the short derusting time is only 5-10 minutes, anti-corruption
Corrosion is good, does not generate secondary corrosion in 2 months, while also not generating smog, safe to use and environmentally protective.
Claims (7)
1. a kind of environmental protection non-corrosive metal oil-removing rust-removing agent, which is characterized in that be prepared by the component of following parts by weight：Acetic acid
8-18 parts of acid anhydride, 5-14 parts of itaconic acid, 3-10 parts of 1,3 butylene glycol, 2-9 parts of oleic acid, 1-4 parts of nano zirconium dioxide, 8-hydroxyquinoline
3-8 parts, 4-7 parts of boric acid, 6-12 parts of caprolactam, 5-13 parts of nano-cerium oxide powder, 4-11 parts of disodium ethylene diamine tetraacetate, gleditsia sinensis
2-7 parts of powder, 4-12 parts of isomeric alcohol polyethenoxy ether, 3-9 parts of matrine, 2-8 parts of methylisothiazolinone, 1-6 parts of thiocarbamide, 3- ammonia
2-5 parts of base -4- octanols, 2-7 parts of sodium citrate, 75-95 parts of deionized water, 18-30 parts of ethyl alcohol.
2. environmental protection non-corrosive metal oil-removing rust-removing agent according to claim 1, which is characterized in that by the group of following parts by weight
Divide and is prepared：14 parts of acetic anhydride, 9 parts of itaconic acid, 5 parts of 1,3 butylene glycol, 6 parts of oleic acid, 3 parts of nano zirconium dioxide, 8- hydroxyls
It is 6 parts of quinoline, 5 parts of boric acid, 11 parts of caprolactam, 8 parts of nano-cerium oxide powder, 5 parts of disodium ethylene diamine tetraacetate, 6 parts of spaonin powder, different
5 parts of structure alcohol polyoxyethylene ether, 4 parts of matrine, 6 parts of methylisothiazolinone, 5 parts of thiocarbamide, 3.6 parts of 3- amino -4- octanols, lemon
4.5 parts of sour sodium, 86 parts of deionized water, 23 parts of ethyl alcohol.
3. environmental protection non-corrosive metal oil-removing rust-removing agent according to claim 1, which is characterized in that by the group of following parts by weight
Divide and is prepared：17 parts of acetic anhydride, 6 parts of itaconic acid, 8 parts of 1,3 butylene glycol, 6 parts of oleic acid, 3 parts of nano zirconium dioxide, 8- hydroxyls
It is 5 parts of quinoline, 6 parts of boric acid, 8 parts of caprolactam, 9 parts of nano-cerium oxide powder, 81 parts of disodium ethylene diamine tetraacetate, 4 parts of spaonin powder, different
8 parts of structure alcohol polyoxyethylene ether, 6 parts of matrine, 3 parts of methylisothiazolinone, 2.4 parts of thiocarbamide, 4.2 parts of 3- amino -4- octanols, lemon
6 parts of lemon acid sodium, 93 parts of deionized water, 20 parts of ethyl alcohol.
4. the preparation process of the environmentally friendly non-corrosive metal oil-removing rust-removing agent as described in claims 1 to 3 any one, feature exist
In, including following preparation process：
A. it weighs each raw material according to above-mentioned parts by weight；
B. the deionized water of half is added in reaction kettle, is warming up to 50-65 DEG C, ethyl alcohol, acetic acid are then added while stirring
Acid anhydride, itaconic acid, 1,3 butylene glycol, oleic acid, methylisothiazolinone, 8-hydroxyquinoline, isomeric alcohol polyethenoxy ether, acyl in oneself
Amine is stirred 1-6 hours with the speed of 600-800rpm, is cooled to room temperature, obtains solution A；
C. the other half deionized water is added in another reaction kettle, nano zirconium dioxide, boric acid, nano-cerium oxide powder, hardship is added
Join alkali, methylisothiazolinone, 3- amino -4- octanols, thiocarbamide, disodium ethylene diamine tetraacetate, sodium citrate, spaonin powder, with
The speed of 1000-1500rpm stirs 40-90 minutes, obtains solution B；
D. solution A is mixed with solution B, is stirred 70-120 minute with the speed of 700-1200rpm, standing 4-12 hours to get
Environmentally friendly non-corrosive metal oil-removing rust-removing agent.
5. the preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent according to claim 4, which is characterized in that the step
It is warming up to 62 DEG C in b, is stirred 3.5 hours with the speed of 720rpm in the step b.
6. the preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent according to claim 4, which is characterized in that the step
Mixing time is to be stirred 75 minutes with the speed of 1280rpm in c.
7. the preparation process of environmental protection non-corrosive metal oil-removing rust-removing agent according to claim 4, which is characterized in that the step
It is stirred 90 minutes with the speed of 1000rpm in d.
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| CN107446400A (en) * | 2017-07-27 | 2017-12-08 | 合肥伊只门窗有限公司 | A kind of preparation method of antirust agent for metal door and window |
| CN107475734A (en) * | 2017-08-22 | 2017-12-15 | 南通科星化工有限公司 | A kind of cleaning agent for being used to remove grease stain on metallic surface |
| CN115261866B (en) * | 2022-08-02 | 2023-12-19 | 黄山学院 | Long-acting thick film water-based antirust agent and preparation method thereof |
| CN116003808A (en) * | 2023-01-31 | 2023-04-25 | 广东天祺环保科技有限公司 | Preparation method of efficient and environment-friendly corrosion and scale inhibitor |
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| CN103882446B (en) * | 2014-03-10 | 2016-07-06 | 青岛橡胶谷知识产权有限公司 | A kind of room temperature iron and steel degreaser and preparation method thereof |
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