CN108587122A - A kind of high recovery sponge of high oil absorption and preparation method thereof - Google Patents
A kind of high recovery sponge of high oil absorption and preparation method thereof Download PDFInfo
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- CN108587122A CN108587122A CN201810242461.8A CN201810242461A CN108587122A CN 108587122 A CN108587122 A CN 108587122A CN 201810242461 A CN201810242461 A CN 201810242461A CN 108587122 A CN108587122 A CN 108587122A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
- C08J9/144—Halogen containing compounds containing carbon, halogen and hydrogen only
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K3/00—Materials not provided for elsewhere
- C09K3/32—Materials not provided for elsewhere for absorbing liquids to remove pollution, e.g. oil, gasoline, fat
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
- C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2375/04—Polyurethanes
- C08J2375/08—Polyurethanes from polyethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2401/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2401/08—Cellulose derivatives
- C08J2401/26—Cellulose ethers
- C08J2401/28—Alkyl ethers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones
Abstract
The invention discloses high recovery sponges of a kind of high oil absorption and preparation method thereof, belong to polymeric material field.The high recovery sponge of the high oil absorption, including following raw material:Polyisocyanates, polyether polyol polyethers, hydroxy silicon oil, organic fluoride-containing long-chain compound, water, dichloro one fluoroethane, stannous octoate, crosslinking agent, flame-retardants melamine phosphate, antioxidant, polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac, water soluble polyether siloxanes;The high recovery sponge of the high oil absorption be by stirring, foaming, cutting and etc. be made.The present invention is reinforcement system by using polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac, improves the oil absorption and resilience of the high recovery sponge of high oil absorption.
Description
Technical field
The invention belongs to polymeric material fields, and in particular to a kind of high recovery sponge of high oil absorption and preparation method thereof.
Background technology
With offshore oil exploration exploitation and the growth of oil product transport service, because oil field leakage, oil carrier oil leak, pipeline road are broken
A series of discharge for accidents and the waste liquid containing oil-polluted water such as splitting causes water pollution accident to take place frequently, and seriously threatens for the survival of mankind
Environment, it would therefore be highly desirable to which developing low-cost, the super oil absorption material of superelevation oil absorption, make it quickly to handle in harsh environment
Water oil stain.
Sponge, because of its distinctive Large ratio surface, netted open structure, the capillary of higher porosity, gap and cavity
Pipe acts on, and makes it have strong core oil absorption and holding capacity, can fully be detained the oil product of absorption, when oil viscosity is bigger,
The degree that oil product is trapped between porous void increases therewith, is conducive to the absorption and holding of oil product.Therefore, oil absorption material, especially
Oil suction multiplying power and all high super oil suction sponge of oil suction efficiency be fast and effective processing oil leak environmental pollution accident best time
Choosing.
There is porous structure and amphipathic property group, past to be also commonly used for absorbing water on inside traditional artificial sponge and surface
Oil absorption material.If 102660046 A of CN disclose " a kind of preparation method of superhydrophobic/supspongephilic spongephilic ", belong to functional material
Technical field, this method include:Sponge pretreatment, the preparation of chromic acid lotion, poly- perfluoroalkylsilane-alcohol mixed solution
It prepares, sponge is immersed in chromic acid lotion after being modified in the poly- perfluoroalkylsilane-alcohol mixed solution of burn into sponge immersion
Taking-up drying and etc..The preparation method by chromic acid corrosion, silicon fluoride modify, make polyurethane sponge surface formed it is super-hydrophobic/
The surface of super oleophylic.It is that will have polyurethane sponge first to be corroded with chromic acid lotion by the means of chemical reaction, is then passed through
The modification of poly- perfluoroalkylsilane-ethanol solution makes the reduction of its surface energy, has reached the function of super-hydrophobic super-oleophylic,
The effect of water-oil separating is enhanced, gasoline is 0 ° in its surface contact angle, and water is in its surface contact angle>150°.However, oil spilling thing
Therefore once occur, large area, high concentration greasy dirt often are gathered in the water surface, oil Transport And Transformation in the water body environment factor is answered in addition
Polygamy, it is necessary to as far as possible that oil removal is clean in the shortest time.The prior art is not met by above-mentioned requirements, therefore, needs
It wants light development quality, oil suction multiplying power height, oil suction efficient, and is easily recycled the oil absorption material of regeneration.
A kind of Chinese patent literature " super-hydrophobic/super-oleophilic polyurethane oil suction sponge and preparation method thereof (Authorization Notice No.:
CN104231211B a kind of super-hydrophobic/super-oleophilic polyurethane oil suction sponge and preparation method thereof, the fluorination self-clean type) " are disclosed
Plastic plate is made of the raw material of following weight parts:10-50 parts of polyisocyanates, 20-60 parts of chain extender, catalyst 0.05-
1.5 parts, it is 1-4 parts of chemical foaming agent, 1.0-8.0 parts of physical blowing agent, 0.5-3 parts of crosslinking agent, auxiliary agent 2-20 parts other.The invention
It is quick from water, high using the oleophilic drainage characteristic on its surface and big specific surface and capillarity compared with traditional sponge
Effect largely siphons away oil, meanwhile, because of its super-hydrophobic super-oleophylic characteristic, selectively oil suction avoids sponge density and increases considerably
And coagulation occurs, but there is a problem of that oil absorption, resilience are poor.
Invention content
The object of the present invention is to provide high recovery sponges of a kind of high oil absorption and preparation method thereof, to solve in patent document
A kind of " super-hydrophobic/super-oleophilic polyurethane oil suction sponge and preparation method thereof (Authorization Notice No.:CN104231211B) " disclosed
On the basis of a kind of super-hydrophobic/super-oleophilic polyurethane oil suction sponge and preparation method thereof, how to optimize component, dosage, method etc.,
Improve the oil absorption of sponge, elastic problem.
In order to solve the above technical problems, the present invention uses following technical scheme:
A kind of high recovery sponge of high oil absorption, including following raw material:Polyisocyanates, polyether polyol polyethers, hydroxy silicon oil,
Organic fluoride-containing long-chain compound, water, dichloro one fluoroethane, stannous octoate, crosslinking agent, flame-retardants melamine phosphate, antioxygen
Agent, polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac, water soluble polyether siloxanes;
The polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac weight ratio be (3-5):
(5-10):(1-3).
Further, the polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac
Weight ratio is 4:7.5:2.
Further, the high recovery sponge of the high oil absorption is as unit of parts by weight, including following raw material:Polyisocyanates
20-40 parts, 20-30 parts of polyether polyol polyethers, 1-9 parts of hydroxy silicon oil, 5-15 parts of organic fluoride-containing long-chain compound, 1-4 parts of water,
2-7 parts of dichloro one fluoroethane, 1-4 parts of crosslinking agent, 6-10 parts of flame-retardants melamine phosphate, resists 0.5-1.5 parts of stannous octoate
0.5-1.5 parts of oxidant, 1-3 parts of water soluble polyether siloxanes, 3-5 parts of polylactic acid microsphere, ethoxy cationic cellulose 5-10
Part, 1-3 parts of acrylyl oxy-ethyl-trimethyl salmiac.
Further, the polyisocyanates is toluene di-isocyanate(TDI), isophorone diisocyanate or diphenyl
At least one of methane diisocyanate, modified diphenylmethane diisocyanate.
Further, the organic fluoride-containing long-chain compound is that 17 fluorine ruthenium trimethoxysilanes, silicon fluoride, perfluor are pungent
Alcohol, N- ethyl-N hydroxyethyls perfluorinated octyl sulfuryl amine, N- propyl-N- ethoxys perfluorinated octyl sulfuryl amine, perfluoroalkyl alkoxy
Silane, perfluoroalkyl amine, perfluorooctylethyl group alcohol, 1H, 1H, 2H, at least one of 2H- perfluoro decyl triethoxysilicanes.
Further, the crosslinking agent be one acrylate of pentaerythrite, pentaerythritol diacrylate, pentaerythrite,
At least one in trimethylolpropane, trimethylolpropane methacrylate, neopentyl glycol or neopentylglycol diacrylate
Kind.
Further, the grain size 1-10um of the polylactic acid microsphere.
The present invention also provides a kind of preparation methods of the high recovery sponge of above-mentioned high oil absorption, include the following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:20-40 parts of polyisocyanates, polyether polyol are poly-
It is 20-30 parts of ether, 1-9 parts of hydroxy silicon oil, 5-15 parts of organic fluoride-containing long-chain compound, 1-4 parts of water, 2-7 parts of dichloro one fluoroethane, pungent
Sour stannous 0.5-1.5 parts, it is 1-4 parts of crosslinking agent, 6-10 parts of flame-retardants melamine phosphate, 0.5-1.5 parts of antioxidant, water-soluble
1-3 parts of polyether silicone of property, 3-5 parts of polylactic acid microsphere, 5-10 parts of ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl
1-3 parts of ammonium chloride;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature controls in stirred tank
At 18-26 DEG C, stirred 20-50 minutes with the speed of 3000-7000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, when foaming
Between control at 1-7 minutes, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
The invention has the advantages that:
(1) by the data of embodiment 1-3 and comparative example 5 as it can be seen that the suction of the high recovery sponge of high oil absorption made from embodiment 1-3
Oiliness and resilience are significantly higher than the oil absorption and resilience of sponge made from comparative example 5;It simultaneously can by the data of embodiment 1-3
See, embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that polylactic acid microsphere, ethoxy cationic cellulose, propylene
Acyloxyethyl trimethyl ammonium chloride plays synergistic effect in preparing the high recovery sponge of high oil absorption, and collaboration improves high oil absorption height
The oil absorption and resilience of recovery sponge;This is:
Polylactic acid microsphere has the good dispersibility in macromolecule polymeric material, is added in sponge to a certain extent
The rigidity for promoting sponge, to improve resilience, but will not be greatly reduced other performances, while polylactic acid microsphere is dispersed in sea
In continuous body, specific surface area can be increased, while as oil suction core, enrichment oil phase is in cavernous body, to increase oil absorption;Third
Alkene acyloxyethyl trimethyl ammonium chloride is one kind of electrically charged flocculant, can be used as surfactant, have very strong dispersion
Ability, suitable for polylactic acid microsphere is dispersed in macromolecule medium, and due to its with charge can be incorporated into ethoxy sun from
On the polar group of subbundle element, there are bridge chain agent connection cellulose and other macromolecular chains, increase the degree of cross linking to enhance back
Elasticity;Ethoxy cationic cellulose is cation-modified cellulose, itself has good molecule chain rigidity and elasticity,
The resilience of cavernous body can be further increased by being added in cavernous body, while it has and acrylyl oxy-ethyl-trimethyl salmiac
Good dispersibility and larger specific surface area are realized in cooperation, to increase the oil absorbing effect of cavernous body, and due to surface energy
The surface energy of effect, the polylactic acid microsphere of Nano grade is high, can be combined with charged group on the long-chain molecule of cellulose, profit
With supramolecular structure, its surface energy is reduced, can be acted on polylactic acid microsphere by cellulose molecular chain, in the area load of microballoon
Cellulose molecular chain has been gone up, increase specific surface area can have been played, and the part lipophile of cellulose molecular chain can be utilized to imitate
Fruit locks grease and is not readily separated, enhances the oil absorbing effect of polylactic acid microsphere, by the cooperation of three to realize enhancing resilience
And oil absorbing effect.
(3) by the data of comparative example 6-8 as it can be seen that polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl three
The weight ratio of ammonio methacrylate is not at (3-5):(5-10):When in (1-3) range, the oil absorption and resilience of detergent obtained
The numerical value of numerical value and embodiment 1-3 is very different, and is much smaller than the numerical value of embodiment 1-3, the numerical value with the prior art (comparative example 5)
Quite.Polylactic acid microsphere of the present invention, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac are as reinforcing body
System, when embodiment 1-3 control prepares high oil absorption high recovery sponge by add polylactic acid microsphere, ethoxy cationic cellulose,
The weight ratio of acrylyl oxy-ethyl-trimethyl salmiac is (3-5):(5-10):(1-3) is realized and is utilized poly- breast in reinforcement system
Sour microballoon increases the effect of oil phase enrichment as oil suction core;Acrylyl oxy-ethyl-trimethyl salmiac is as bridge chain agent, connection
The macromolecular chain of cellulose and other components, thus dispersion degree of the increased fiber element in high molecular component, while acryloyl-oxy
Ethyl-trimethyl salmiac is one kind of electrically charged flocculant, and surfactant can be used as to improve polylactic acid microsphere in macromolecule
Dispersibility in material, resilience, oil absorbing effect to raising in sponge;Polylactic acid microsphere and ethoxy cationic cellulose
Be combined with each other by surface energy effect, further increase oil absorbing effect so that polylactic acid microsphere, ethoxy cationic cellulose,
The reinforcement system that acrylyl oxy-ethyl-trimethyl salmiac is constituted improves high oil absorption in the high recovery sponge of high oil absorption of the present invention
The oil absorption and resilience of high recovery sponge.
Specific implementation mode
For ease of more fully understanding the present invention, it is illustrated by the following examples, these examples belong to the protection of the present invention
Range, but do not limit the scope of the invention.
In embodiment, the high recovery sponge of the high oil absorption, as unit of parts by weight, including following raw material:Polyisocyanic acid
20-40 parts of ester, 20-30 parts of polyether polyol polyethers, 1-9 parts of hydroxy silicon oil, 5-15 parts of organic fluoride-containing long-chain compound, water 1-4
Part, 2-7 parts of dichloro one fluoroethane, 0.5-1.5 parts of stannous octoate, 1-4 parts of crosslinking agent, flame-retardants melamine phosphate 6-10
Part, 0.5-1.5 parts of antioxidant, 1-3 parts of water soluble polyether siloxanes, 3-5 parts of polylactic acid microsphere, ethoxy cationic cellulose
5-10 parts, 1-3 parts of acrylyl oxy-ethyl-trimethyl salmiac.
The polyisocyanates is methyl diphenylene diisocyanate.The organic fluoride-containing long-chain compound is 17 fluorine
Ruthenium trimethoxysilane.The crosslinking agent is trimethylolpropane methacrylate.The grain size 1- of the polylactic acid microsphere
10um。
The preparation method of the high recovery sponge of high oil absorption, includes the following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:20-40 parts of polyisocyanates, polyether polyol are poly-
It is 20-30 parts of ether, 1-9 parts of hydroxy silicon oil, 5-15 parts of organic fluoride-containing long-chain compound, 1-4 parts of water, 2-7 parts of dichloro one fluoroethane, pungent
Sour stannous 0.5-1.5 parts, it is 1-4 parts of crosslinking agent, 6-10 parts of flame-retardants melamine phosphate, 0.5-1.5 parts of antioxidant, water-soluble
1-3 parts of polyether silicone of property, 3-5 parts of polylactic acid microsphere, 5-10 parts of ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl
1-3 parts of ammonium chloride;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature controls in stirred tank
At 18-26 DEG C, stirred 20-50 minutes with the speed of 3000-7000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, when foaming
Between control at 1-7 minutes, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
Embodiment 1
A kind of high recovery sponge of high oil absorption, as unit of parts by weight, including following raw material:30 parts of polyisocyanates, polyethers
25 parts of polyalcohol polyether, 5 parts of hydroxy silicon oil, 10 parts of organic fluoride-containing long-chain compound, 2.5 parts of water, 4.5 parts of dichloro one fluoroethane,
1 part of stannous octoate, 2.5 parts of crosslinking agent, 8 parts of flame-retardants melamine phosphate, 1 part of antioxidant, water soluble polyether siloxanes 2
Part, 4 parts of polylactic acid microsphere, 7.5 parts of ethoxy cationic cellulose, 2 parts of acrylyl oxy-ethyl-trimethyl salmiac.
The polyisocyanates is methyl diphenylene diisocyanate.The organic fluoride-containing long-chain compound is 17 fluorine
Ruthenium trimethoxysilane.The crosslinking agent is trimethylolpropane methacrylate.The grain size 1- of the polylactic acid microsphere
10um。
The preparation method of the high recovery sponge of high oil absorption, includes the following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:30 parts of polyisocyanates, polyether polyol polyethers 25
Part, 5 parts of hydroxy silicon oil, 10 parts of organic fluoride-containing long-chain compound, 2.5 parts of water, 4.5 parts of dichloro one fluoroethane, 1 part of stannous octoate,
2.5 parts of crosslinking agent, 8 parts of flame-retardants melamine phosphate, 1 part of antioxidant, 2 parts of water soluble polyether siloxanes, polylactic acid are micro-
4 parts of ball, 7.5 parts of ethoxy cationic cellulose, 2 parts of acrylyl oxy-ethyl-trimethyl salmiac;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature controls in stirred tank
At 22 DEG C, stirred 35 minutes with the speed of 5000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, when foaming
Between control at 4 minutes, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
Embodiment 2
A kind of high recovery sponge of high oil absorption, as unit of parts by weight, including following raw material:20 parts of polyisocyanates, polyethers
30 parts of polyalcohol polyether, 1 part of hydroxy silicon oil, 15 parts of organic fluoride-containing long-chain compound, 1 part of water, 7 parts of dichloro one fluoroethane, octanoic acid
0.5 part of stannous, 4 parts of crosslinking agent, 6 parts of flame-retardants melamine phosphate, 1.5 parts of antioxidant, water soluble polyether siloxanes 1
Part, 5 parts of polylactic acid microsphere, 5 parts of ethoxy cationic cellulose, 3 parts of acrylyl oxy-ethyl-trimethyl salmiac.
The polyisocyanates is methyl diphenylene diisocyanate.The organic fluoride-containing long-chain compound is 17 fluorine
Ruthenium trimethoxysilane.The crosslinking agent is trimethylolpropane methacrylate.The grain size 1- of the polylactic acid microsphere
10um。
The preparation method of the high recovery sponge of high oil absorption, includes the following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:20 parts of polyisocyanates, polyether polyol polyethers 30
Part, is handed over 1 part of hydroxy silicon oil, 15 parts of organic fluoride-containing long-chain compound, 1 part of water, 7 parts of dichloro one fluoroethane, 0.5 part of stannous octoate
Join 4 parts of agent, 6 parts of flame-retardants melamine phosphate, 1.5 parts of antioxidant, 1 part of water soluble polyether siloxanes, polylactic acid microsphere 5
Part, 5 parts of ethoxy cationic cellulose, 3 parts of acrylyl oxy-ethyl-trimethyl salmiac;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature controls in stirred tank
At 18 DEG C, stirred 20 minutes with the speed of 7000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, when foaming
Between control at 7 minutes, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
Embodiment 3
A kind of high recovery sponge of high oil absorption, as unit of parts by weight, including following raw material:40 parts of polyisocyanates, polyethers
20 parts of polyalcohol polyether, 9 parts of hydroxy silicon oil, 5 parts of organic fluoride-containing long-chain compound, 4 parts of water, 2 parts of dichloro one fluoroethane, octanoic acid are sub-
1.5 parts of tin, 1 part of crosslinking agent, 10 parts of flame-retardants melamine phosphate, 0.5 part of antioxidant, 3 parts of water soluble polyether siloxanes,
3 parts of polylactic acid microsphere, 5 parts of ethoxy cationic cellulose, 3 parts of acrylyl oxy-ethyl-trimethyl salmiac.
The polyisocyanates is methyl diphenylene diisocyanate.The organic fluoride-containing long-chain compound is 17 fluorine
Ruthenium trimethoxysilane.The crosslinking agent is trimethylolpropane methacrylate.The grain size 1- of the polylactic acid microsphere
10um。
The preparation method of the high recovery sponge of high oil absorption, includes the following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:40 parts of polyisocyanates, polyether polyol polyethers 20
Part, 9 parts of hydroxy silicon oil, 5 parts of organic fluoride-containing long-chain compound, 4 parts of water, 2 parts of dichloro one fluoroethane, 1.5 parts of stannous octoate, crosslinking
1 part of agent, 10 parts of flame-retardants melamine phosphate, 0.5 part of antioxidant, 3 parts of water soluble polyether siloxanes, polylactic acid microsphere 3
Part, 5 parts of ethoxy cationic cellulose, 3 parts of acrylyl oxy-ethyl-trimethyl salmiac;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature controls in stirred tank
At 26 DEG C, stirred 50 minutes with the speed of 3000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, when foaming
Between control at 1 minute, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
Comparative example 1
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Lack polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac.
Comparative example 2
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Lack polylactic acid microsphere.
Comparative example 3
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Lack ethoxy cationic cellulose.
Comparative example 4
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Lack acrylyl oxy-ethyl-trimethyl salmiac.
Comparative example 5
Using a kind of Chinese patent literature " super-hydrophobic/super-oleophilic polyurethane oil suction sponge and preparation method thereof (Granted publication
Number:CN104231211B the method in) " described in specific embodiment 1-6 prepares sponge.
Comparative example 6
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Polylactic acid microsphere is 1 part, ethoxy cationic cellulose is 12 parts, acrylyl oxy-ethyl-trimethyl salmiac is 5 parts.
Comparative example 7
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Polylactic acid microsphere is 7 parts, ethoxy cationic cellulose is 3 parts, acrylyl oxy-ethyl-trimethyl salmiac is 0.5 part.
Comparative example 8
It is essentially identical with the preparation process of embodiment 1, it has only the difference is that in the raw material of the preparation high recovery sponge of high oil absorption
Polylactic acid microsphere is 8 parts, ethoxy cationic cellulose is 3 parts, acrylyl oxy-ethyl-trimethyl salmiac is 5 parts.
Oil absorption and resilience test are carried out to product made from embodiment 1-3 and comparative example 1-8, as a result such as following table institute
Show.
As seen from the above table:
(1) by the data of embodiment 1-3 and comparative example 5 as it can be seen that the suction of the high recovery sponge of high oil absorption made from embodiment 1-3
Oiliness and resilience are significantly higher than the oil absorption and resilience of sponge made from comparative example 5;It simultaneously can by the data of embodiment 1-3
See, embodiment 1 is optimum embodiment.
(2) by embodiment 1 and the data of comparative example 1-4 as it can be seen that polylactic acid microsphere, ethoxy cationic cellulose, propylene
Acyloxyethyl trimethyl ammonium chloride plays synergistic effect in preparing the high recovery sponge of high oil absorption, and collaboration improves high oil absorption height
The oil absorption and resilience of recovery sponge;This is:
Polylactic acid microsphere has the good dispersibility in macromolecule polymeric material, is added in sponge to a certain extent
The rigidity for promoting sponge, to improve resilience, but will not be greatly reduced other performances, while polylactic acid microsphere is dispersed in sea
In continuous body, specific surface area can be increased, while as oil suction core, enrichment oil phase is in cavernous body, to increase oil absorption;Third
Alkene acyloxyethyl trimethyl ammonium chloride is one kind of electrically charged flocculant, can be used as surfactant, have very strong dispersion
Ability, suitable for polylactic acid microsphere is dispersed in macromolecule medium, and due to its with charge can be incorporated into ethoxy sun from
On the polar group of subbundle element, there are bridge chain agent connection cellulose and other macromolecular chains, increase the degree of cross linking to enhance back
Elasticity;Ethoxy cationic cellulose is cation-modified cellulose, itself has good molecule chain rigidity and elasticity,
The resilience of cavernous body can be further increased by being added in cavernous body, while it has and acrylyl oxy-ethyl-trimethyl salmiac
Good dispersibility and larger specific surface area are realized in cooperation, to increase the oil absorbing effect of cavernous body, and due to surface energy
The surface energy of effect, the polylactic acid microsphere of Nano grade is high, can be combined with charged group on the long-chain molecule of cellulose, profit
With supramolecular structure, its surface energy is reduced, can be acted on polylactic acid microsphere by cellulose molecular chain, in the area load of microballoon
Cellulose molecular chain has been gone up, increase specific surface area can have been played, and the part lipophile of cellulose molecular chain can be utilized to imitate
Fruit locks grease and is not readily separated, enhances the oil absorbing effect of polylactic acid microsphere, by the cooperation of three to realize enhancing resilience
And oil absorbing effect.
(3) by the data of comparative example 6-8 as it can be seen that polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl three
The weight ratio of ammonio methacrylate is not at (3-5):(5-10):When in (1-3) range, the oil absorption and resilience of detergent obtained
The numerical value of numerical value and embodiment 1-3 is very different, and is much smaller than the numerical value of embodiment 1-3, the numerical value with the prior art (comparative example 5)
Quite.Polylactic acid microsphere of the present invention, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac are as reinforcing body
System, when embodiment 1-3 control prepares high oil absorption high recovery sponge by add polylactic acid microsphere, ethoxy cationic cellulose,
The weight ratio of acrylyl oxy-ethyl-trimethyl salmiac is (3-5):(5-10):(1-3) is realized and is utilized poly- breast in reinforcement system
Sour microballoon increases the effect of oil phase enrichment as oil suction core;Acrylyl oxy-ethyl-trimethyl salmiac is as bridge chain agent, connection
The macromolecular chain of cellulose and other components, thus dispersion degree of the increased fiber element in high molecular component, while acryloyl-oxy
Ethyl-trimethyl salmiac is one kind of electrically charged flocculant, and surfactant can be used as to improve polylactic acid microsphere in macromolecule
Dispersibility in material, resilience, oil absorbing effect to raising in sponge;Polylactic acid microsphere and ethoxy cationic cellulose
Be combined with each other by surface energy effect, further increase oil absorbing effect so that polylactic acid microsphere, ethoxy cationic cellulose,
The reinforcement system that acrylyl oxy-ethyl-trimethyl salmiac is constituted improves high oil absorption in the high recovery sponge of high oil absorption of the present invention
The oil absorption and resilience of high recovery sponge.
The above content is it cannot be assumed that present invention specific implementation is confined to these explanations, for the technical field of the invention
Those of ordinary skill for, under the premise of not departing from present inventive concept, a number of simple deductions or replacements can also be made, all answers
When being considered as belonging to present invention scope of patent protection determined by the appended claims.
Claims (8)
1. a kind of high recovery sponge of high oil absorption, which is characterized in that including following raw material:Polyisocyanates, polyether polyol polyethers,
Hydroxy silicon oil, organic fluoride-containing long-chain compound, water, dichloro one fluoroethane, stannous octoate, crosslinking agent, flame-retardants melamine phosphorus
Hydrochlorate, antioxidant, polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac, water-soluble poly
Ether siloxanes;The weight ratio of the polylactic acid microsphere, ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl salmiac
For (3-5):(5-10):(1-3).
2. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the polylactic acid microsphere, ethoxy sun
Ion fiber element, acrylyl oxy-ethyl-trimethyl salmiac weight ratio be 4:7.5:2.
3. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the high recovery sponge of high oil absorption is with weight
Amount part is unit, including following raw material:20-40 parts of polyisocyanates, 20-30 parts of polyether polyol polyethers, hydroxy silicon oil 1-9
Part, 5-15 parts of organic fluoride-containing long-chain compound, 1-4 parts of water, 2-7 parts of dichloro one fluoroethane, 0.5-1.5 parts of stannous octoate, crosslinking
1-4 parts of agent, 0.5-1.5 parts of antioxidant, 1-3 parts of water soluble polyether siloxanes, gathers 6-10 parts of flame-retardants melamine phosphate
3-5 parts of lactic acid microspheres, 5-10 parts of ethoxy cationic cellulose, 1-3 parts of acrylyl oxy-ethyl-trimethyl salmiac.
4. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the polyisocyanates is toluene two
In isocyanates, isophorone diisocyanate or methyl diphenylene diisocyanate, modified diphenylmethane diisocyanate
At least one.
5. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the organic fluoride-containing long-chain compound is
17 fluorine ruthenium trimethoxysilanes, silicon fluoride, perfluorooctanol, N- ethyl-N hydroxyethyls perfluorinated octyl sulfuryl amine, N- propyl-
N- ethoxys perfluorinated octyl sulfuryl amine, perfluoroalkyl alkoxy silane, perfluoroalkyl amine, perfluorooctylethyl group alcohol, 1H, 1H, 2H,
At least one of 2H- perfluoro decyl triethoxysilicanes.
6. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the crosslinking agent is pentaerythrite one third
Olefin(e) acid ester, pentaerythritol diacrylate, pentaerythrite, trimethylolpropane, trimethylolpropane methacrylate, new penta
At least one of glycol or neopentylglycol diacrylate.
7. the high recovery sponge of high oil absorption according to claim 1, which is characterized in that the grain size 1- of the polylactic acid microsphere
10um。
8. a kind of preparation method according to the high recovery sponge of claim 1-7 any one of them high oil absorptions, which is characterized in that packet
Include following steps:
A, raw material preparation:Each substance is weighed according to following weight proportioning:20-40 parts of polyisocyanates, polyether polyol polyethers 20-
30 parts, 1-9 parts of hydroxy silicon oil, 5-15 parts of organic fluoride-containing long-chain compound, 1-4 parts of water, 2-7 parts of dichloro one fluoroethane, octanoic acid it is sub-
0.5-1.5 parts of tin, 1-4 parts of crosslinking agent, 6-10 parts of flame-retardants melamine phosphate, 0.5-1.5 parts of antioxidant, water-soluble poly
1-3 parts of ether siloxanes, 3-5 parts of polylactic acid microsphere, 5-10 parts of ethoxy cationic cellulose, acrylyl oxy-ethyl-trimethyl chlorination
1-3 parts of ammonium;
B, it stirs:By in stirred tank of the above-mentioned each raw material component input with homogeneous blender, temperature control is in 18- in stirred tank
It 26 DEG C, is stirred 20-50 minutes with the speed of 3000-7000r/min;
C, it foams:The step b raw materials stirred evenly are uniformly sprayed into foaming chamber by metering pump, are foamed, foamed time control
System was at 1-7 minutes, foaming;
D, it cuts:Sponge after step c foamings is sent out by conveyer belt, and is cut.
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