CN108485847B - Normal-temperature oil removing powder - Google Patents

Normal-temperature oil removing powder Download PDF

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Publication number
CN108485847B
CN108485847B CN201810423025.0A CN201810423025A CN108485847B CN 108485847 B CN108485847 B CN 108485847B CN 201810423025 A CN201810423025 A CN 201810423025A CN 108485847 B CN108485847 B CN 108485847B
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parts
emulsifier
oil removing
normal
removing powder
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CN108485847A (en
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胡荣文
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Shenzhen Hongliu Electronic Surface Treatment Technology Co ltd
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Shenzhen Hongliu Electronic Surface Treatment Technology Co ltd
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    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/83—Mixtures of non-ionic with anionic compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0026—Low foaming or foam regulating compositions
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/044—Hydroxides or bases
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/08—Silicates
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2086—Hydroxy carboxylic acids-salts thereof
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/26—Organic compounds containing nitrogen
    • C11D3/33—Amino carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/373—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicones
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/008—Polymeric surface-active agents
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/02—Anionic compounds
    • C11D1/34—Derivatives of acids of phosphorus
    • C11D1/345—Phosphates or phosphites
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups

Abstract

The invention discloses normal-temperature oil removing powder which comprises the following substances in parts by weight: 20-60 parts of sodium hydroxide, 5-20 parts of sodium metasilicate pentahydrate, 5-25 parts of sodium gluconate, 10-30 parts of sodium citrate, 1-5 parts of a nonionic emulsifier composition and 2-3 parts of a low molecular defoamer.

Description

Normal-temperature oil removing powder
Technical Field
The invention relates to the technical field of cleaning agents, and particularly relates to normal-temperature oil removing powder.
Background
The degreasing powder is a chemical product widely applied to the pretreatment of hardware, plastic electroplating and spraying industries and is commonly named as degreasing powder. It is also used in various hardware cleaning industries and can be divided into chemical degreasing powder and electric degreasing powder according to the cleaning mode. The degreasing powder is a low-foam degreasing and degreasing agent which is refined by adopting various high-quality surfactants, detergents, penetrants, builders and the like, has good wetting, emulsifying and other capabilities, and has strong degreasing capability. The surface of the cleaned workpiece has no visible oil film or oil spots. The cleaning agent can be applied to cleaning of various materials such as aluminum alloy, zinc alloy, magnesium alloy, steel parts, stainless steel and the like, and has no damage to workpieces.
At present, chinese patent publication No. CN107099805A discloses a phosphorus-free oil removing powder, which comprises, by mass, 20% to 50% of sodium hydroxide, 10% to 50% of sodium carbonate, 5% to 10% of a dispersant, 3% to 8% of sodium gluconate, 5% to 15% of a nonionic surfactant, and 3% to 10% of an anionic surfactant.
Although the phosphorus-free oil removing powder does not contain phosphorus, the oil removing powder is usually used at a high temperature, and alkali liquor is volatilized to form alkali mist in the using process, so that the environment is polluted.
Disclosure of Invention
The invention aims to provide normal-temperature oil removing powder which has the advantages of environmental protection and safe use.
The technical purpose of the invention is realized by the following technical scheme:
the normal-temperature oil removing powder comprises the following substances in parts by weight:
20-60 parts of sodium hydroxide
5-20 parts of sodium metasilicate pentahydrate
5-25 parts of sodium gluconate
10-30 parts of sodium citrate
1-5 parts of nonionic emulsifier composition
1-3 parts of a low-molecular defoaming agent.
By adopting the technical scheme, the sodium citrate and the sodium gluconate are utilized to perform complexing action on metal ions in water together, hard water is softened, the performance of the surfactant is fully exerted, oil can be efficiently removed without heating, alkali mist is avoided, the safety of operators is ensured, and the pollution to the environment is also avoided; meanwhile, heating is not needed, an additional heating device is not needed, energy is saved, and oil removal cost is reduced.
When electroplating to remove oil, the main metal ions are iron, magnesium and calcium ions, and the sodium citrate has the metal ion complexing ability. Sodium citrate para Ca2+、Mg2+、Fe2+The plasma metal ions have good complexing ability; the sodium gluconate has strong complexing ability and scale inhibition ability on calcium, magnesium and iron salts, especially on Fe3+Has excellent chelating effect.
Further setting: also comprises 10-20 parts by weight of disodium EDTA.
By adopting the technical scheme, the EDTA disodium has a wide coordination function, and can almost form a chelate with all metal ions, so that the oil removal time is shortened, and the oil removal effect is improved; meanwhile, a complex formed by the EDTA disodium and the metal ions is stable and can be dissolved in water, so that the metal complex is prevented from being decomposed, the stability of the deoiling liquid during storage is improved, and layering or precipitation is avoided.
Further setting: the weight ratio of the sodium citrate to the EDTA disodium to the sodium gluconate is 1:1: 1.
By adopting the technical scheme, when the electroplating oil is removed, the main metal ions are iron ions, magnesium ions and calcium ions, the sodium citrate and the sodium gluconate have strong complexing effect on the three ions, and other ions can be complexed through EDTA disodium, so that the cleaning effect of the oil removing liquid is ensured; the EDTA disodium is high in price, the addition amount is not too large, and the components in the degreasing powder have high comprehensive degreasing performance and are reasonable in proportion.
Further setting: also comprises 1-1.5 parts of anionic surfactant.
By adopting the technical scheme, when the anionic surfactant is dissolved in water, the hydrophilic group can be ionized to be a group of anions, the nonpolar group of the nonionic surfactant is adsorbed on a metal interface, and the polar basal plane faces to the water phase, so that the metal interface is hydrophilic, the permeation and dispersion of the deoiling liquid are promoted, and the deoiling efficiency is improved.
Further setting: the anionic surfactant adopts one or two of alkali-resistant penetrant AEP or alkali-resistant penetrant OEP-70.
By adopting the technical scheme, the alkali-resistant penetrant AEP98 is easy to dissolve in water and common organic solvents, has excellent concentrated alkali resistance, high temperature resistance, oxidation resistance, reducing agent resistance and hard water resistance, and has excellent penetrating, emulsifying, degreasing, cleaning, dispersing and antistatic capabilities under the strong alkali condition; the alkali-resistant penetrant OEP-70 has excellent emulsifying, degreasing, cleaning and dispersing capabilities under the strong alkali condition.
Further setting: the low molecular defoamer adopts one or two of propylene glycol block polyether and dimethyl silicone oil defoamer.
By adopting the technical scheme, the propylene glycol block polymer is a nonionic polyoxyethylene and polyoxypropylene block polymer, has low foaming, good dispersing power, strong emulsifying power and good low-temperature fluidity; the dimethyl silicone oil has the advantages of heat resistance, cold resistance, small viscosity change along with temperature, waterproofness, small surface tension, thermal conductivity, no toxicity, no odor, physiological inertia and good chemical stability, and can remove foams on the liquid surface in the oil removing groove in the production process.
Further setting: the non-ionic surfactant adopts one or more of NP-10 emulsifier, OP-10 emulsifier, TX-10 emulsifier and TX-15 emulsifier.
By adopting the technical scheme, the NP-10 has good wetting, emulsifying, dispersing, decontaminating and antistatic capabilities and good hard water resistance, and can be mixed with various surfactants; OP-10 has good emulsifying, wetting, level dyeing, diffusing, cleaning and other performances, is resistant to acid, alkali and hard water, and can be mixed with various surfactants; TX-15 has hard water resistance and alkali resistance, and has the performances of emulsification, wetting, dispersion solubilization, decontamination, penetration and the like.
Further setting: the nonionic surfactant comprises 1-1.5 parts by weight of a first active agent and 1-1.5 parts by weight of a second active agent, wherein the first active agent adopts an NP-10 emulsifier or an OP-10 emulsifier, and the second active agent adopts a TX-15 emulsifier.
Through adopting above-mentioned technical scheme, first active agent and second active agent have similar but not identical emulsification ability, and when the cooperation was used, can emulsify the deoiling to multiple type of greasy dirt, have wider application scope, synthesize deoiling effectually.
In conclusion, the invention has the following beneficial effects:
1. the oil removing powder is adopted for oil removal, heating is not needed, alkali mist is avoided, the environment cleanness of a production workshop is guaranteed, environmental pollution is avoided, meanwhile, heating is not needed for oil removing liquid, a large amount of electric power can be saved, and energy loss is reduced;
2. the oil removing efficiency is high, the base material cannot be damaged, and the prepared oil removing liquid has long waiting time for the tank;
3. the oil removing powder does not contain phosphorus, so that the problem of oxygen enrichment is avoided.
Detailed Description
Example 1:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 20
Sodium metasilicate pentahydrate 14
Sodium gluconate 10
EDTA disodium 17
Alkali-resistant penetrant OEP-701
Propylene glycol block polyether L-612.7
OP-10 emulsifier 4
TX-15 emulsifier 1.
Example 2:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 40
Sodium metasilicate pentahydrate 10
Sodium gluconate 10
Sodium citrate 10
EDTA disodium 10
Alkali-resistant penetrant OEP-701.3
Dimethylsilicone oil defoaming agent 3
OP-10 emulsifier 1
TX-15 emulsifier 1.
Example 3:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 60
Sodium metasilicate pentahydrate 20
Sodium citrate 10
EDTA disodium 12
Alkali-resistant penetrant AEP 981.5
Dimethylsilicone oil defoaming agent 2.3
NP-10 emulsifier 3.5
TX-15 emulsifier 1.5.
Example 4:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 30
Sodium metasilicate pentahydrate 5
Sodium gluconate 20
Sodium citrate 20
EDTA disodium 20
Alkali-resistant penetrant AEP 981.1
Propylene glycol block polyether L-611
OP-10 emulsifier 1.5
TX-10 emulsifier 1.2.
Example 5:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 50
Sodium metasilicate pentahydrate 15
Sodium gluconate 15
Sodium citrate 15
EDTA disodium 15
Alkali-resistant penetrant AEP 981.2
Propylene glycol block polyether L-612.5
OP-10 emulsifier 1.2
TX-15 emulsifier 1.4.
Comparative example 1:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 50
Sodium metasilicate pentahydrate 15
Sodium gluconate 15
Sodium citrate 15
EDTA disodium 15
Alkali-resistant penetrant AEP 981.2
OP-10 emulsifier 1.2
TX-15 emulsifier 0.5.
Comparative example 2:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 50
Sodium metasilicate pentahydrate 15
EDTA disodium 15
Alkali-resistant penetrant OEP-701.2
Propylene glycol block polyether L-612.5
NP-10 emulsifier 1.2
TX-10 emulsifier 1.4.
Comparative example 3:
a normal temperature oil removing powder comprises the following components (unit: Kg):
sodium hydroxide 50
Sodium metasilicate pentahydrate 15
Sodium gluconate 15
Sodium citrate 15
EDTA disodium 15
Propylene glycol block polyether L-612.5
OP-10 emulsifier 1.2
TX-15 emulsifier 1.4.
Degreasing fluids were prepared by mixing the degreasing powders obtained in the above examples and comparative examples at a ratio of 100g/L
And (3) foam detection: the instantaneous height of the foam and the 5min height were measured at 40 degrees celsius using a roche foam meter.
The degreasing liquids obtained in the examples and the comparative examples were subjected to cleaning capacity detection (gravimetric method, artificial oil stain, room temperature 30 ℃. + -. 2 ℃) according to standard JB/T4323, wherein the specimen immersion time (static immersion time and rinsing time) was controlled to 2min and 3min, respectively, to obtain the oil-washing rate.
Table 1 table of performance test results
Foam height (instant, unit: mm) Foam height (5 min, unit: mm) Cleaning rate (immersion cleaning time 2min, 100%) Cleaning rate (immersion cleaning time 3min, 100%)
Example one 16 2 85.4 95.8
Example two 13 3 90.7 98.7
EXAMPLE III 15 2 91.5 96.8
Example four 14 3 92.7 98.6
EXAMPLE five 15 2 94.8 99.2
Comparative example 1 26 8 87.9 98.8
Comparative example No. two 16 3 80.6 94.7
Comparative example No. three 15 2 83.4 98.9
According to the analysis of the table above, the foam height in comparative example 1 is higher, and the defoaming agent plays an important role in eliminating the foam; through analyzing the test results of the first example, the fifth example and the second comparative example, the sodium citrate has higher cleaning efficiency and cleaning capacity; the cleaning rate of the third comparative example in 2min is lower, and the alkali-resistant penetrating agent can greatly improve the oil removal cleaning efficiency.
The above-mentioned embodiments are merely illustrative and not restrictive, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but only protected by the patent laws within the scope of the claims.

Claims (6)

1. The normal-temperature oil removing powder is characterized in that: the composition comprises the following substances in parts by weight:
20-60 parts of sodium hydroxide
5-20 parts of sodium metasilicate pentahydrate
5-25 parts of sodium gluconate
10-30 parts of sodium citrate
1-5 parts of nonionic emulsifier composition
1-3 parts of a low-molecular defoaming agent,
the sodium citrate disodium salt EDTA-disodium salt preservative also comprises 10-20 parts by weight of disodium EDTA, wherein the weight ratio of the sodium citrate, the disodium EDTA and the sodium gluconate is 1:1: 1.
2. The normal-temperature oil removing powder as claimed in claim 1, characterized in that: also comprises 1-1.5 parts of anionic surfactant.
3. The normal-temperature oil removing powder as claimed in claim 2, characterized in that: the anionic surfactant adopts alkali-resistant penetrant AEP or alkali-resistant penetrant OEP-70.
4. The normal-temperature oil removing powder as claimed in claim 1, characterized in that: the low molecular defoamer adopts one or two of propylene glycol block polyether L-61 and dimethyl silicone oil defoamer.
5. The normal-temperature oil removing powder as claimed in claim 1, characterized in that: the non-ionic emulsifier composition adopts one or more of NP-10 emulsifier, OP-10 emulsifier, TX-10 emulsifier and TX-15 emulsifier.
6. The normal-temperature oil removing powder as claimed in claim 5, characterized in that: the non-ionic emulsifier composition comprises 1-1.5 parts by weight of a first active agent and 1-1.5 parts by weight of a second active agent, wherein the first active agent adopts an NP-10 emulsifier or an OP-10 emulsifier, and the second active agent adopts a TX-15 emulsifier.
CN201810423025.0A 2018-05-05 2018-05-05 Normal-temperature oil removing powder Active CN108485847B (en)

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CN109880701B (en) * 2019-02-23 2021-03-23 上海富柏化工有限公司 Groove cleaning agent for PCB dry film developing groove and preparation method and application thereof
CN110129139A (en) * 2019-06-19 2019-08-16 内蒙古中铁蓝星环保清洗有限公司 Cleaning agent and its preparation method and application
CN110484379A (en) * 2019-09-05 2019-11-22 广东荣强化学有限公司 A kind of mobile phone glass cleansing composition and preparation method thereof
CN115011346A (en) * 2022-04-19 2022-09-06 上海涤宝科技有限公司 Deburring solution for integrated circuit semiconductor packaging post-treatment and preparation method

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN105238568A (en) * 2015-11-10 2016-01-13 荆门市拓达科技有限公司 Non-phosphorus oil removing powder
CN107099805A (en) * 2017-03-10 2017-08-29 广东华普科技股份有限公司 Without phosphorus degreasing powder
CN107384617A (en) * 2017-07-22 2017-11-24 温州裕辉新材料科技有限公司 Low temperature high performance surface degreasing powder and preparation method thereof
CN107740122A (en) * 2017-10-19 2018-02-27 江门市濠成化工科技有限公司 A kind of degreasing powder for metal surface and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105238568A (en) * 2015-11-10 2016-01-13 荆门市拓达科技有限公司 Non-phosphorus oil removing powder
CN107099805A (en) * 2017-03-10 2017-08-29 广东华普科技股份有限公司 Without phosphorus degreasing powder
CN107384617A (en) * 2017-07-22 2017-11-24 温州裕辉新材料科技有限公司 Low temperature high performance surface degreasing powder and preparation method thereof
CN107740122A (en) * 2017-10-19 2018-02-27 江门市濠成化工科技有限公司 A kind of degreasing powder for metal surface and preparation method thereof

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