CN108339296A - A kind of self-dispersing organic silicon defoamer preparation method and corresponding self-dispersing organic silicon defoamer - Google Patents
A kind of self-dispersing organic silicon defoamer preparation method and corresponding self-dispersing organic silicon defoamer Download PDFInfo
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- CN108339296A CN108339296A CN201810125818.4A CN201810125818A CN108339296A CN 108339296 A CN108339296 A CN 108339296A CN 201810125818 A CN201810125818 A CN 201810125818A CN 108339296 A CN108339296 A CN 108339296A
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- Prior art keywords
- organic silicon
- self
- silicon defoamer
- preparation
- dispersing
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910052710 silicon Inorganic materials 0.000 title claims abstract description 31
- 239000010703 silicon Substances 0.000 title claims abstract description 31
- 239000013530 defoamer Substances 0.000 title claims abstract description 27
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- -1 dimethyl siloxane Chemical class 0.000 claims abstract description 18
- 229920002545 silicone oil Polymers 0.000 claims abstract description 13
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 claims abstract description 12
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 12
- 239000004721 Polyphenylene oxide Substances 0.000 claims abstract description 11
- 229920000570 polyether Polymers 0.000 claims abstract description 11
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 11
- 229920001577 copolymer Polymers 0.000 claims abstract description 10
- JHUFGBSGINLPOW-UHFFFAOYSA-N 3-chloro-4-(trifluoromethoxy)benzoyl cyanide Chemical compound FC(F)(F)OC1=CC=C(C(=O)C#N)C=C1Cl JHUFGBSGINLPOW-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000126 substance Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 claims description 2
- 239000002518 antifoaming agent Substances 0.000 abstract description 15
- 230000000694 effects Effects 0.000 abstract description 9
- 239000006210 lotion Substances 0.000 abstract description 6
- 239000000839 emulsion Substances 0.000 abstract description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 239000004215 Carbon black (E152) Substances 0.000 description 5
- 229930195733 hydrocarbon Natural products 0.000 description 5
- 150000002430 hydrocarbons Chemical class 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000003995 emulsifying agent Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 239000004411 aluminium Substances 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 238000007334 copolymerization reaction Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- ZZVUWRFHKOJYTH-UHFFFAOYSA-N diphenhydramine Chemical compound C=1C=CC=CC=1C(OCCN(C)C)C1=CC=CC=C1 ZZVUWRFHKOJYTH-UHFFFAOYSA-N 0.000 description 2
- 238000004945 emulsification Methods 0.000 description 2
- 230000002209 hydrophobic effect Effects 0.000 description 2
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 description 2
- JHJLBTNAGRQEKS-UHFFFAOYSA-M sodium bromide Chemical compound [Na+].[Br-] JHJLBTNAGRQEKS-UHFFFAOYSA-M 0.000 description 2
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- RKJPSNVUYDHRAL-UHFFFAOYSA-M P.[Br-].C(C1=CC=CC=C1)[P+](C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1 Chemical compound P.[Br-].C(C1=CC=CC=C1)[P+](C1=CC=CC=C1)(C1=CC=CC=C1)C1=CC=CC=C1 RKJPSNVUYDHRAL-UHFFFAOYSA-M 0.000 description 1
- LRCPOJGBEQAERD-UHFFFAOYSA-M [P].[Br-].C(CCC)[P+](CCCC)(CCCC)CCCC Chemical compound [P].[Br-].C(CCC)[P+](CCCC)(CCCC)CCCC LRCPOJGBEQAERD-UHFFFAOYSA-M 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 description 1
- 235000013539 calcium stearate Nutrition 0.000 description 1
- 239000008116 calcium stearate Substances 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229940008099 dimethicone Drugs 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
- 235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 125000005702 oxyalkylene group Chemical group 0.000 description 1
- 229920000233 poly(alkylene oxides) Polymers 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
- 229920000056 polyoxyethylene ether Polymers 0.000 description 1
- 229940051841 polyoxyethylene ether Drugs 0.000 description 1
- ASUAYTHWZCLXAN-UHFFFAOYSA-N prenol Chemical compound CC(C)=CCO ASUAYTHWZCLXAN-UHFFFAOYSA-N 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- BWYYYTVSBPRQCN-UHFFFAOYSA-M sodium;ethenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C=C BWYYYTVSBPRQCN-UHFFFAOYSA-M 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0409—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing Si-atoms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0422—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing S-atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Degasification And Air Bubble Elimination (AREA)
Abstract
The present invention provides a kind of self-dispersing organic silicon defoamer preparation methods comprising：Step S1：It is copolymerized after vinyl silicone oil, allyl polyether and Sodium Allyl Sulfonate are mixed, obtains mixed copolymer；Step S2：It is heated after mixed copolymer is mixed with dimethyl siloxane, obtains self-dispersing organic silicon defoamer.The present invention also provides a kind of self-dispersing organic silicon defoamers prepared using above-mentioned preparation method.The present invention has good self-dispersing energy, facilitates the organic silicon defoamer lotion for preparing various concentration；Obtained defoaming agent emulsion, more stable compared to conventional organic silicon defoamer lotion, storage characteristics are more preferable；Cost is relatively low, and defoaming effect and suds effect are balanced.
Description
Technical field
The present invention relates to a kind of self-dispersing organic silicon defoamer preparation methods and corresponding self-dispersing organosilicon to defoam
Agent.
Background technology
Antifoaming agent is widely used in papermaking, water process, and the fields such as industry and daily use chemicals are a kind of highly important chemical industry examinations
Agent.
In the prior art, Chinese patent 201210577734.7 discloses a kind of antifoaming agent, including following mass fraction
Raw material：1-3 parts of potassium iodide, 2-5 parts of boric acid, 1-4 parts of sodium bromide, 2-4 parts of calcium stearate, nonylphenol polyoxyethylene ether 4-8
Part, 2-6 parts of tetrabutyl phosphonium bromide phosphorus, 1-5 parts of benzyltriphenylphosphonium bromide phosphine, 3-6 parts of prenol, chlorination be pentane 4-7 parts tertiary,
3-9 parts of 1-2 parts of trifluoroacetylacetone (TFA) thulium and dimethicone.
Chinese patent 200510088437.6 discloses a kind of antifoaming agent, containing aluminum carboxylate (A) and hydrocarbon ils (B) and is free of carboxylic
Acid alkaline earth metal, wherein (A) is the mixing of two (carboxylic acid) aluminium (A2) or (carboxylic acid) aluminium (A1) and two (carboxylic acid) aluminium (A2)
Object, relative to the weight of (A) and (B), the content of (A) is 0.1~60 weight %, and the content of (B) is 40~99.9 weight %,
(A1) content is 40 weight % or less relative to the total weight of (A1) and (A2).Trip can also be contained in the antifoaming agent of the present invention
From aliphatic acid (FA), the content of (FA) is preferably 1~30 weight % relative to the weight of (A1) and (A2).It can also contain containing virtue
The hydrocarbon ils (B) of fragrant race's carbon (BA), the content of (BA) are 1~30 number % relative to the total carbon atom number of (B).
Chinese patent 01144353.7 discloses a kind of antifoaming agent, is alkymer by 40~60 mass parts, 3~29 mass
The hydramine of C4~C8 hydramine and 2~30 mass parts C10~C18 aliphatic acid of part, C10~C18 aliphatic acid of 3~15 mass parts
Ester, 5~15 mass parts help antifoaming agent, 3~8 mass parts dispersants composition that it can be obtained to the emulsion-type of the present invention with water emulsification
Antifoaming agent.
Chinese patent application 201580015117.X discloses one kind to contain general formula (1) compound represented (A) and hydrocarbon
Oily (B) forms the antifoaming agent being characterized.Can also it contain hydrophobic in hydrophobic silica, amide, wax or metallic soap
Polyalkyleneoxide compound (D) other than property compound (C), general formula (1) compound represented (A).Based on compound (A), hydrocarbon ils
(B) weight, the content of preferred compound (A) is 5~80 weight %, the content of hydrocarbon ils (B) is 20~95 weight %.R(OA)
N-OH (1) R indicates that alkyl, alkenyl or the aryl of carbon number 12~30, OA indicate that the oxyalkylene of carbon number 3~4, OH indicate hydroxyl
Base, n indicate 10~100 integer.
The defect of aforesaid way is：Not shelf-stable, self-dispersing poor performance；Defoaming effect is bad.
Therefore, how to provide one kind can shelf-stable, self-dispersing can and the preferable antifoaming agent of antifoam performance become industry
Problem to be solved.
Invention content
In view of the shortcomings of the prior art, the object of the present invention is to provide a kind of self-dispersing organic silicon defoamer preparation sides
Method, prepare self-dispersing organic silicon defoamer can shelf-stable, self-dispersing can and antifoam performance it is preferable.
To achieve the goals above, the present invention provides a kind of self-dispersing organic silicon defoamer preparation method, preparation sides
Method includes：
Step S1：It is copolymerized after vinyl silicone oil, allyl polyether and Sodium Allyl Sulfonate are mixed, obtains mixing copolymerization
Object；
Step S2：It is heated after mixed copolymer is mixed with dimethyl siloxane, obtains self-dispersing organic silicon defoamer.
In the present invention, modification by copolymerization, such as sodium vinyl sulfonate, alkene are carried out with containing vinyl compound using vinyl silicone oil
Third class sodium sulfonate, allyl polyether etc..
In the present invention, mixed copolymer and tradition defoaming class silicone oil/silicon cream (such as dimethyl siloxane) carry out it is organic be blended,
Organic silicon defoamer is made in reaction.
The present invention has good self-dispersing energy, facilitates the organic silicon defoamer lotion for preparing various concentration；It is obtained
Agent emulsion is defoamed, more stable compared to conventional organic silicon defoamer lotion, storage characteristics are more preferable；Cost is relatively low, defoaming effect and suds
Effects equalizer.
According to another specific implementation mode of the present invention, in step S1, vinyl silicone oil, allyl polyether and allyl sulphonic acid
The mass ratio of sodium is 1：0.2：0.05.
According to another specific implementation mode of the present invention, in step S2, the mass ratio of mixed copolymer and dimethyl siloxane
It is 1：0.5-1.
According to another specific implementation mode of the present invention, dimethyl siloxane is silica modified dimethyl siloxane.
According to another specific implementation mode of the present invention, the chemical formula of vinyl silicone oil is CH2=CH- [Si (CH3)2- O]
X-CH3。
According to another specific implementation mode of the present invention, the chemical formula of allyl polyether is CH2=CH-CH2[C2H4O]
M- [C3H6O] n-OH.
According to another specific implementation mode of the present invention, in step S2, heating temperature is 60-200 DEG C, on this basis into
One step is preferably 80 DEG C.
The present invention also provides a kind of self-dispersing organic silicon defoamers prepared using above-mentioned preparation method；In use,
Self-dispersing organic silicon defoamer is mixed with water can be prepared by defoaming agent emulsion；Without adding emulsifier, or addition minute quantity is (no
More than the 1% of self-dispersing organic silicon defoamer quality) conventional emulsifier.
Compared with prior art, the present invention has following advantageous effect：
The present invention has good self-dispersing energy, facilitates the organic silicon defoamer lotion for preparing various concentration；It is obtained
Agent emulsion is defoamed, storage characteristics more preferable (experience height more stable compared to conventional organic silicon defoamer lotion (silicone oil emulsification is made)
Temperature, ultra-long time storage, freezing, the extreme conditions redisperse such as boiling do not influence using effect)；Cost is relatively low, defoaming effect and
Suds effect is balanced.
Specific implementation mode
Embodiment 1
Present embodiments provide a kind of self-dispersing organic silicon defoamer preparation method comprising：
Step S1：It is copolymerized after vinyl silicone oil, allyl polyether and Sodium Allyl Sulfonate are mixed, obtains mixing copolymerization
Object.
The mass ratio of vinyl silicone oil, allyl polyether and Sodium Allyl Sulfonate is 1：0.2：0.05.
The chemical formula of vinyl silicone oil is CH2=CH- [Si (CH3)2- O] x-CH3。
The chemical formula of allyl polyether is CH2=CH-CH2[C2H4O] m- [C3H6O] n-OH.
Step S2：It is heated after mixed copolymer is mixed with dimethyl siloxane, obtains self-dispersing organic silicon defoamer.
The mass ratio of mixed copolymer and dimethyl siloxane is 1：1；Dimethyl siloxane is silica modified diformazan
Radical siloxane.
Heating temperature is 80 DEG C.
The present embodiment additionally provides a kind of self-dispersing organic silicon defoamer prepared using above-mentioned preparation method；It uses
When, self-dispersing organic silicon defoamer is mixed with water can be prepared by defoaming agent emulsion；Without adding emulsifier, or addition minute quantity
(be no more than self-dispersing organic silicon defoamer quality 1%) conventional emulsifier.
Although the present invention is disclosed above with preferred embodiment, it is not limited to the range that the present invention is implemented.Any
The those of ordinary skill in field improves in the invention scope for not departing from the present invention when can make a little, i.e., every according to this hair
Bright done same improvement, should be the scope of the present invention and is covered.
Claims (8)
1. a kind of self-dispersing organic silicon defoamer preparation method, wherein the preparation method includes：
Step S1：It is copolymerized after vinyl silicone oil, allyl polyether and Sodium Allyl Sulfonate are mixed, obtains mixed copolymer；
Step S2：It is heated after the mixed copolymer is mixed with dimethyl siloxane, obtains self-dispersing organic silicon defoamer.
2. preparation method as described in claim 1, wherein in the step S1, vinyl silicone oil, allyl polyether and allyl
The mass ratio of base sodium sulfonate is 1：0.2：0.05.
3. preparation method as described in claim 1, wherein in the step S2, mixed copolymer and dimethyl siloxane
Mass ratio is 1：0.5-1.
4. preparation method as described in claim 1, wherein the dimethyl siloxane is silica modified dimethyl silica
Alkane.
5. preparation method as described in claim 1, wherein the chemical formula of the vinyl silicone oil is CH2=CH- [Si
(CH3)2- O] x-CH3。
6. preparation method as described in claim 1, wherein the chemical formula of the allyl polyether is CH2=CH-CH2
[C2H4O] m- [C3H6O] n-OH.
7. preparation method as described in claim 1, wherein in the step S2, heating temperature is 60-200 DEG C.
8. a kind of self-dispersing organic silicon defoamer prepared using the preparation method as described in one of claim 1-7.
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|---|---|---|---|
| CN201810125818.4A CN108339296B (en) | 2018-02-07 | 2018-02-07 | Preparation method of self-dispersible organic silicon defoaming agent and corresponding self-dispersible organic silicon defoaming agent |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810125818.4A CN108339296B (en) | 2018-02-07 | 2018-02-07 | Preparation method of self-dispersible organic silicon defoaming agent and corresponding self-dispersible organic silicon defoaming agent |
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| CN108339296A true CN108339296A (en) | 2018-07-31 |
| CN108339296B CN108339296B (en) | 2021-02-05 |
Family
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Cited By (3)
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|---|---|---|---|---|
| CN112048607A (en) * | 2020-09-03 | 2020-12-08 | 山东大众机械制造股份有限公司 | Heat treatment process for valve body |
| CN113730964A (en) * | 2021-09-14 | 2021-12-03 | 浙江传化华洋化工有限公司 | Defoaming agent and preparation method and application thereof |
| CN115142298A (en) * | 2022-07-13 | 2022-10-04 | 慈溪基中纸业有限公司 | Packaging paper production process |
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| CN108339296B (en) | 2021-02-05 |
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