CN104449090A - Novel process for preparing emulsion paint through waste polystyrene plastic - Google Patents
Novel process for preparing emulsion paint through waste polystyrene plastic Download PDFInfo
- Publication number
- CN104449090A CN104449090A CN201510015691.7A CN201510015691A CN104449090A CN 104449090 A CN104449090 A CN 104449090A CN 201510015691 A CN201510015691 A CN 201510015691A CN 104449090 A CN104449090 A CN 104449090A
- Authority
- CN
- China
- Prior art keywords
- polystyrene plastic
- emulsion paint
- stirred
- novel process
- waste polystyrene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/06—Polystyrene
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
- C09D5/025—Preservatives, e.g. antimicrobial agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
- C09D5/027—Dispersing agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
Abstract
The invention relates to a novel process for preparing emulsion paint through waste polystyrene plastic. The process includes the following steps that (1) the waste polystyrene plastic is put into lime water to be soaked, stirred mechanically and taken out, then the treated waste polystyrene plastic is stirred and cleaned two times with clean water, and clean polystyrene plastic is obtained; (2) the clean polystyrene plastic is dried or aired and then smashed, and polystyrene particles are obtained; (3) the polystyrene particles are added to heavy aromatic oil to be stirred and dissolved to homogeneous phase and filtered, and filtering liquid is obtained; (4) polyvinyl acetate and rosin are sequentially added to the filtering liquid, then the mixture is heated and stirred till the reaction is completely finished, and base materials are obtained; (5) compound emulsifiers are added to deionized water, the mixture is fully and evenly stirred, modified nano SiO2, dibutyl phthalate, titanium dioxide and calcium silicate are sequentially added and stirred to be pasty, and color paste is obtained; (6) the base materials are injected into the color paste, the mixture is stirred, then grinding and filtering are conducted, and the white sticky emulsion paint is obtained. The novel process is simple in operation and excellent in performance of obtained products.
Description
Technical field
The present invention relates to the changing rejected material to useful resource recycling field in fine chemistry industry, particularly relate to a kind of novel process utilizing waste polystyrene plastic to prepare emulsion paint.
Background technology
Polystyrene plastic is the type material in modern plastics industrial development, have that light weight, matter are hard, rigidity, electric heating insulativity, agent of low hygroscopicity and lower-price characteristic, for one of current four large general-purpose plastics, be widely used in packaging, waterproof, heat insulation, the field such as damping and catering trade, its output and consumption have leapt to the prostatitis of world's porous plastics.Because polystyrene plastic is disposable material, discarded amount is huge, and stable chemical nature, not perishable, also be not easily degraded by microorganisms, if burned or bury, not only can discharge some objectionable impuritiess, and air, moisture content, the normal circulation of nutrient and exchange can be affected, serious secondary pollution can be caused to the ecosystem like this.
The non-polar high polymer polymkeric substance that polystyrene plastic is is Material synthesis with non-renewable oil, its one-time consumption can cause the significant wastage of resource.When China's oil resource scarcity, how to improve the utility value of waste polystyrene plastic, avoid environmental pollution still to have the property created.
In recent years, some achievements have been achieved utilizing deposed polystyrene modification to prepare in emulsion paint.The organic mixed solvent such as Yan Yifang dissolves waste polystyrene plastic, by polyvinyl acetate (PVA) and Abietyl modified after prepare emulsion paint; Organic mixed solvent such as Wang Shuxia dissolves waste polystyrene plastic, take vinylformic acid as properties-correcting agent, prepares fireproof emulsion paint.But in above-mentioned technology, organic solvent used has that cost is high, toxicity is large, pungency is strong and be difficult to apply, and prepared emulsion paint is due to film forming properties and poor adhesive force, in exquisiteness, glossiness, the aspect existing defects all to some extent such as weathering resistance, abrasion resistance, resistance to acids and bases, contamination resistance and germ resistance.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of waste polystyrene plastic that utilizes simple to operate, products obtained therefrom excellent property and prepares the novel process of emulsion paint.
For solving the problem, a kind of novel process utilizing waste polystyrene plastic to prepare emulsion paint of the present invention, comprises the following steps:
(1) waste polystyrene plastic is put into temperature and be 15 ~ 25 DEG C and the liming that mass concentration is 0.10% soaks 50 ~ 60min, and to take out after mechanical stirring 5 ~ 8 min, then use clear water stirring and washing 2 times, obtain clean polystyrene plastic;
(2) be dry under the condition of 25 ~ 35 DEG C or dry rear pulverizing in temperature by the polystyrene plastic of described cleaning, obtain the granules of polystyrene that particle diameter is 0.1 ~ 0.3 cm;
(3) in heavy aromatic oil, add granules of polystyrene described in 45 g by every 100 mL heavy aromatic oils, become after homogeneous phase to filter through stirring and dissolving, obtain filtrate;
(4) in described filtrate, add 8.5 g polyvinyl acetate (PVA) and 3.2 g rosin by every 100 mL filtrates successively, be then heated and stirred under the condition of 50 ~ 70 DEG C in temperature, until react completely, obtain base-material;
(5) 1.8 g compound emulsifying agents are joined in 20 g deionized waters, after stirring, then add 1.5g modified Nano SiO successively
2, 1.2 g dibutyl phthalates, 4.5 g titanium dioxides, 5.0 g Calucium Silicate powder, stir into pasty state, obtain mill base;
(6) described base-material is slowly injected described mill base, stir with the speed of 1500 ~ 2500r/min, until after existing without oily drop, after grinding, filtering, obtain the emulsion paint of thick white shape; The volume ratio of described mill base and described base-material is 1 mL:8 ~ 10mL.
Described step (3) in heavy aromatic oil refer to the byproduct of refinery.
Described step (5) in compound emulsifying agent refer to emulsifying agent fluorocarbon surfactant and octyl phenol Soxylat A 25-7-10 mixed in 1g:4g ratio; Described fluorocarbon surfactant refers to perfluorinated nonene oxygen base benzene sulfonic acid sodium salt.
Described step (5) in modified Nano SiO
2refer to first by Nano-meter SiO_2
2at 180 ~ 220 DEG C of drying 8 ~ 12 h, obtain the gas phase nano SiO that particle diameter is 10 nm
2; Then sodium lauryl sulphate is dissolved in 6 ~ 10 times of deionized waters of its quality, stirs 10 ~ 20 min with 1500 ~ 2500 r/min, add described gas phase nano SiO by 18 ~ 22 times of described sodium lauryl sulphate quality under mechanical stirring
2, ultrasonic disperse 0.5 ~ 1.0 h; Add Silane coupling reagent KH-570 by 1 ~ 3 times of described sodium lauryl sulphate quality under mechanical stirring again, and be oxalic acid solution regulation system pH value to 3 ~ 5 of 5% by mass concentration, obtain mixed solution; Through 1500 ~ 2500r/min stirring reaction 3 ~ 5 h after this mixed solution is warming up to 60 ~ 80 DEG C, obtain emulsion; Finally, described emulsion is through 5000 ~ 15000 r/min centrifugation 10 ~ 20 min, and repeat ultrasonic cleaning 3 times with the dehydrated alcohol of equal-volume ratio and the mixed solution of deionized water, again through 5000 ~ 15000 r/min centrifugations, be dry 4 ~ 8 h under the condition of 50 ~ 70 DEG C in temperature after 10 ~ 20 min, obtain final product.
The present invention compared with prior art has the following advantages:
1, select the heavy aromatics oil of refinery as dissolution with solvents waste polystyrene plastic in the present invention, not only toxicity is little, pollution is few, also effectively can utilize heavy aromatics oil, reduce production cost.
2, the present invention is using polyvinyl acetate (PVA) and rosin as properties-correcting agent, not only increases the polarity of polystyrene, and enhances flexibility and the sticking power of rete.
3, the present invention is using fluorocarbon surfactant as one of composition of compound emulsifying agent, not only gives the good chemical stability of emulsion paint and mechanical property, can improve levelling property and the dispersiveness of emulsion paint simultaneously.
4, the present invention is by fluorocarbon surfactant and octyl phenol Soxylat A 25-7-10(OP-10) composite formation compound emulsifying agent, not only can improve the surfactivity of emulsifying agent, also can reduce the consumption of fluorocarbon surfactant, reduce production cost.
5, the present invention selects modified Nano SiO
2and CaSiO
3for filler, except the tough and tensile intensity that can strengthen rete, prevent from, outside rete crawling, also can strengthening the functions such as the ageing resistance of emulsion paint, brushing resistance, water tolerance and germ resistance.
6, the emulsion paint product adopting present invention process obtained, through Performance Detection, the strong adhesion of product, stability, water tolerance, resistance to acids and bases, brushing resistance etc. all reach Standard (see table 1).
The Performance Detection of table 1 emulsion paint
7, simple to operate, the energy-conserving and environment-protective of the present invention, production cost be low, be easy to realize suitability for industrialized production, not only can solve the environmental pollution that waste polystyrene plastic brings, simultaneously also for the recycling of waste polystyrene plastic and heavy aromatics oil provides an effective way, there are potential economic benefit, social benefit and environmental benefit.Meanwhile, it is convenient that products obtained therefrom is brushed or sprayed, and rate of drying is fast, and coating is smooth, and alkyd varnish can be replaced to be used for inside and outside wall decoration.
Embodiment
embodiment 1utilize waste polystyrene plastic to prepare a novel process for emulsion paint, comprise the following steps:
(1) waste polystyrene plastic is put into temperature and be 15 DEG C and the liming that mass concentration is 0.10% soaks 50min, and take out after mechanical stirring 8 min, then by clear water stirring and washing 2 times to remove the greasy dirt and impurity that speckle with, obtain clean polystyrene plastic.
(2) be dry under the condition of 35 DEG C or pulverize after drying in temperature by the polystyrene plastic of cleaning, obtain the granules of polystyrene that particle diameter is 0.3 cm.
(3) in heavy aromatic oil, add 45 g granules of polystyrene by every 100 mL heavy aromatic oils, become after homogeneous phase to filter through stirring and dissolving, obtain filtrate.
(4) in filtrate, add 8.5 g polyvinyl acetate (PVA) and 3.2 g rosin by every 100 mL filtrates successively, be then heated and stirred under the condition of 70 DEG C in temperature, until react completely, obtain base-material.
(5) 1.8 g compound emulsifying agents are joined in 20 g deionized waters, after stirring, then add 1.5g modified Nano SiO successively
2, 1.2 g dibutyl phthalates, 4.5 g titanium dioxides, 5.0 g Calucium Silicate powder, stir into pasty state, obtain mill base.
Wherein:
Compound emulsifying agent refers to fluorocarbon surfactant and octyl phenol Soxylat A 25-7-10(OP-10) emulsifying agent that mixes in 1g:4g ratio; Fluorocarbon surfactant refers to perfluorinated nonene oxygen base benzene sulfonic acid sodium salt.
Modified Nano SiO
2refer to first by Nano-meter SiO_2
2at 180 DEG C of drying 12 h, obtain the gas phase nano SiO that particle diameter is 10 nm
2; Then sodium lauryl sulphate is dissolved in 6 times of deionized waters of its quality, stirs 20 min with 1500 r/min, add gas phase nano SiO by 18 times of sodium lauryl sulphate quality under mechanical stirring
2, ultrasonic disperse 0.5h; Add Silane coupling reagent KH-570 by 1 times of sodium lauryl sulphate quality under mechanical stirring again, and be oxalic acid solution regulation system pH value to 3 ~ 5 of 5% by mass concentration, obtain mixed solution; Through 1500r/min stirring reaction 5 h after this mixed solution is warming up to 60 DEG C, obtain emulsion; Finally, emulsion through 5000 r/min centrifugation 20 min, and repeats ultrasonic cleaning 3 times with the dehydrated alcohol of equal-volume ratio and the mixed solution of deionized water, then through 5000 r/min centrifugations, is dry 8 h under the condition of 50 DEG C, obtains final product after 20 min in temperature.
(6) base-material is slowly injected mill base, stir with the speed of 1500r/min, until after existing without oily drop, after grinding, filtering, obtain the emulsion paint of thick white shape.
Wherein: the volume ratio of mill base and base-material is 1 mL:8 mL.
embodiment 2utilize waste polystyrene plastic to prepare a novel process for emulsion paint, comprise the following steps:
(1) waste polystyrene plastic is put into temperature and be 25 DEG C and the liming that mass concentration is 0.10% soaks 60min, and take out after mechanical stirring 5min, then by clear water stirring and washing 2 times to remove the greasy dirt and impurity that speckle with, obtain clean polystyrene plastic.
(2) be dry under the condition of 25 DEG C or pulverize after drying in temperature by the polystyrene plastic of cleaning, obtain the granules of polystyrene that particle diameter is 0.1 cm.
(3) in heavy aromatic oil, add 45 g granules of polystyrene by every 100 mL heavy aromatic oils, become after homogeneous phase to filter through stirring and dissolving, obtain filtrate.
(4) in filtrate, add 8.5 g polyvinyl acetate (PVA) and 3.2 g rosin by every 100 mL filtrates successively, be then heated and stirred under the condition of 50 DEG C in temperature, until react completely, obtain base-material.
(5) 1.8 g compound emulsifying agents are joined in 20 g deionized waters, after stirring, then add 1.5g modified Nano SiO successively
2, 1.2 g dibutyl phthalates, 4.5 g titanium dioxides, 5.0 g Calucium Silicate powder, stir into pasty state, obtain mill base.
Wherein:
Compound emulsifying agent is same
embodiment 1.
Modified Nano SiO
2refer to first by Nano-meter SiO_2
2at 220 DEG C of drying 8 h, obtain the gas phase nano SiO that particle diameter is 10 nm
2; Then sodium lauryl sulphate is dissolved in 10 times of deionized waters of its quality, stirs 10 min with 2500 r/min, add gas phase nano SiO by 22 times of sodium lauryl sulphate quality under mechanical stirring
2, ultrasonic disperse 1.0 h; Add Silane coupling reagent KH-570 by 3 times of sodium lauryl sulphate quality under mechanical stirring again, and be oxalic acid solution regulation system pH value to 3 ~ 5 of 5% by mass concentration, obtain mixed solution; Through 2500r/min stirring reaction 3 h after this mixed solution is warming up to 80 DEG C, obtain emulsion; Finally, described emulsion through 15000 r/min centrifugation 10min, and repeats ultrasonic cleaning 3 times with the dehydrated alcohol of equal-volume ratio and the mixed solution of deionized water, then through 15000 r/min centrifugations, be dry 4 h under the condition of 70 DEG C in temperature after 10 min, obtain final product.
(6) base-material is slowly injected mill base, stir with the speed of 2500r/min, until after existing without oily drop, after grinding, filtering, obtain the emulsion paint of thick white shape.
Wherein: the volume ratio of mill base and base-material is 1 mL:10mL.
embodiment 3utilize waste polystyrene plastic to prepare a novel process for emulsion paint, comprise the following steps:
(1) waste polystyrene plastic is put into temperature and be 20 DEG C and the liming that mass concentration is 0.10% soaks 55min, and take out after mechanical stirring 6 min, then by clear water stirring and washing 2 times to remove the greasy dirt and impurity that speckle with, obtain clean polystyrene plastic.
(2) be dry under the condition of 30 DEG C or pulverize after drying in temperature by the polystyrene plastic of cleaning, obtain the granules of polystyrene that particle diameter is 0.2 cm.
(3) in heavy aromatic oil, add 45 g granules of polystyrene by every 100 mL heavy aromatic oils, become after homogeneous phase to filter through stirring and dissolving, obtain filtrate.
(4) in filtrate, add 8.5 g polyvinyl acetate (PVA) and 3.2 g rosin by every 100 mL filtrates successively, be then heated and stirred under the condition of 60 DEG C in temperature, until react completely, obtain base-material.
(5) 1.8 g compound emulsifying agents are joined in 20 g deionized waters, after stirring, then add 1.5g modified Nano SiO successively
2, 1.2 g dibutyl phthalates, 4.5 g titanium dioxides, 5.0 g Calucium Silicate powder, stir into pasty state, obtain mill base.
Wherein:
Compound emulsifying agent is same
embodiment 1.
Modified Nano SiO
2refer to first by Nano-meter SiO_2
2at 200 DEG C of drying 10 h, obtain the gas phase nano SiO that particle diameter is 10 nm
2; Then sodium lauryl sulphate is dissolved in 8 times of deionized waters of its quality, stirs 15 min with 2000 r/min, add gas phase nano SiO by 20 times of sodium lauryl sulphate quality under mechanical stirring
2, ultrasonic disperse 0.8 h; Add Silane coupling reagent KH-570 by 2 times of sodium lauryl sulphate quality under mechanical stirring again, and be oxalic acid solution regulation system pH value to 3 ~ 5 of 5% by mass concentration, obtain mixed solution; Through 2000r/min stirring reaction 4 h after this mixed solution is warming up to 70 DEG C, obtain emulsion; Finally, emulsion through 10000 r/min centrifugation 15 min, and repeats ultrasonic cleaning 3 times with the dehydrated alcohol of equal-volume ratio and the mixed solution of deionized water, then through 10000 r/min centrifugations, is dry 6 h under the condition of 60 DEG C, obtains final product after 15min in temperature.
(6) base-material is slowly injected mill base, stir with the speed of 2000r/min, until after existing without oily drop, after grinding, filtering, obtain the emulsion paint of thick white shape.
Wherein: the volume ratio of mill base and base-material is 1 mL:9mL.
Above-mentioned
embodiment 1 ~ 3in, heavy aromatic oil refers to the byproduct of refinery.Perfluorinated nonene oxygen base benzene sulfonic acid sodium salt is commercial grade, and Feitian, Shanghai Chemical Industry Science Co., Ltd produces.
Claims (4)
1. utilize waste polystyrene plastic to prepare a novel process for emulsion paint, comprise the following steps:
(1) waste polystyrene plastic is put into temperature and be 15 ~ 25 DEG C and the liming that mass concentration is 0.10% soaks 50 ~ 60min, and to take out after mechanical stirring 5 ~ 8 min, then use clear water stirring and washing 2 times, obtain clean polystyrene plastic;
(2) be dry under the condition of 25 ~ 35 DEG C or dry rear pulverizing in temperature by the polystyrene plastic of described cleaning, obtain the granules of polystyrene that particle diameter is 0.1 ~ 0.3 cm;
(3) in heavy aromatic oil, add granules of polystyrene described in 45 g by every 100 mL heavy aromatic oils, become after homogeneous phase to filter through stirring and dissolving, obtain filtrate;
(4) in described filtrate, add 8.5 g polyvinyl acetate (PVA) and 3.2 g rosin by every 100 mL filtrates successively, be then heated and stirred under the condition of 50 ~ 70 DEG C in temperature, until react completely, obtain base-material;
(5) 1.8 g compound emulsifying agents are joined in 20 g deionized waters, after stirring, then add 1.5g modified Nano SiO successively
2, 1.2 g dibutyl phthalates, 4.5 g titanium dioxides, 5.0 g Calucium Silicate powder, stir into pasty state, obtain mill base;
(6) described base-material is slowly injected described mill base, stir with the speed of 1500 ~ 2500r/min, until after existing without oily drop, after grinding, filtering, obtain the emulsion paint of thick white shape; The volume ratio of described mill base and described base-material is 1 mL:8 ~ 10mL.
2. a kind of novel process utilizing waste polystyrene plastic to prepare emulsion paint as claimed in claim 1, is characterized in that: described step (3) in heavy aromatic oil refer to the byproduct of refinery.
3. a kind of novel process utilizing waste polystyrene plastic to prepare emulsion paint as claimed in claim 1, is characterized in that: described step (5) in compound emulsifying agent refer to emulsifying agent fluorocarbon surfactant and octyl phenol Soxylat A 25-7-10 mixed in 1g:4g ratio; Described fluorocarbon surfactant refers to perfluorinated nonene oxygen base benzene sulfonic acid sodium salt.
4. a kind of novel process utilizing waste polystyrene plastic to prepare emulsion paint as claimed in claim 1, is characterized in that: described step (5) in modified Nano SiO
2refer to first by Nano-meter SiO_2
2at 180 ~ 220 DEG C of drying 8 ~ 12 h, obtain the gas phase nano SiO that particle diameter is 10 nm
2; Then sodium lauryl sulphate is dissolved in 6 ~ 10 times of deionized waters of its quality, stirs 10 ~ 20 min with 1500 ~ 2500 r/min, add described gas phase nano SiO by 18 ~ 22 times of described sodium lauryl sulphate quality under mechanical stirring
2, ultrasonic disperse 0.5 ~ 1.0 h; Add Silane coupling reagent KH-570 by 1 ~ 3 times of described sodium lauryl sulphate quality under mechanical stirring again, and be oxalic acid solution regulation system pH value to 3 ~ 5 of 5% by mass concentration, obtain mixed solution; Through 1500 ~ 2500r/min stirring reaction 3 ~ 5 h after this mixed solution is warming up to 60 ~ 80 DEG C, obtain emulsion; Finally, described emulsion is through 5000 ~ 15000 r/min centrifugation 10 ~ 20 min, and repeat ultrasonic cleaning 3 times with the dehydrated alcohol of equal-volume ratio and the mixed solution of deionized water, again through 5000 ~ 15000 r/min centrifugations, be dry 4 ~ 8 h under the condition of 50 ~ 70 DEG C in temperature after 10 ~ 20 min, obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510015691.7A CN104449090B (en) | 2015-01-13 | 2015-01-13 | Novel process for preparing emulsion paint through waste polystyrene plastic |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510015691.7A CN104449090B (en) | 2015-01-13 | 2015-01-13 | Novel process for preparing emulsion paint through waste polystyrene plastic |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104449090A true CN104449090A (en) | 2015-03-25 |
| CN104449090B CN104449090B (en) | 2017-01-25 |
Family
ID=52895870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510015691.7A Active CN104449090B (en) | 2015-01-13 | 2015-01-13 | Novel process for preparing emulsion paint through waste polystyrene plastic |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104449090B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505046A (en) * | 2015-12-31 | 2016-04-20 | 曲少春 | Novel latex paint and preparation method thereof |
| CN107841224A (en) * | 2017-11-30 | 2018-03-27 | 明光市裕阳新材料有限公司 | A kind of antibiotic emulsion paint and preparation method thereof |
| CN107987621A (en) * | 2017-12-15 | 2018-05-04 | 安徽五岳松纳米技术有限公司 | A kind of aging resistant coating |
| CN108912857A (en) * | 2018-05-25 | 2018-11-30 | 苏州骏宝电子有限公司 | A kind of method of waste polystyrene plastic preparation high viscosity emulsion paint |
| US11987672B2 (en) | 2016-03-24 | 2024-05-21 | Greenmantra Recycling Technologies Ltd. | Wax as a melt flow modifier and processing aid for polymers |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041725A (en) * | 2006-03-24 | 2007-09-26 | 陈书怡 | Reproduction new method for waste elastomer and plastic |
| CN101113266A (en) * | 2006-07-28 | 2008-01-30 | 中宏（天津）实业有限公司 | Process for producing water-proof anti-corrosion paint |
| WO2014099070A1 (en) * | 2012-12-19 | 2014-06-26 | Empire Technology Development Llc | Self-healing coatings from recycled polymer blends |
-
2015
- 2015-01-13 CN CN201510015691.7A patent/CN104449090B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101041725A (en) * | 2006-03-24 | 2007-09-26 | 陈书怡 | Reproduction new method for waste elastomer and plastic |
| CN101113266A (en) * | 2006-07-28 | 2008-01-30 | 中宏（天津）实业有限公司 | Process for producing water-proof anti-corrosion paint |
| WO2014099070A1 (en) * | 2012-12-19 | 2014-06-26 | Empire Technology Development Llc | Self-healing coatings from recycled polymer blends |
Non-Patent Citations (2)
| Title |
|---|
| 叶雨佐等: "KH-570改性硅溶胶的制备及反应稳定性研究", 《有机硅材料》 * |
| 胡浩斌等: "利用废聚苯乙烯泡沫塑料制备水性防腐涂料的研究", 《现代化工》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105505046A (en) * | 2015-12-31 | 2016-04-20 | 曲少春 | Novel latex paint and preparation method thereof |
| US11987672B2 (en) | 2016-03-24 | 2024-05-21 | Greenmantra Recycling Technologies Ltd. | Wax as a melt flow modifier and processing aid for polymers |
| CN107841224A (en) * | 2017-11-30 | 2018-03-27 | 明光市裕阳新材料有限公司 | A kind of antibiotic emulsion paint and preparation method thereof |
| CN107987621A (en) * | 2017-12-15 | 2018-05-04 | 安徽五岳松纳米技术有限公司 | A kind of aging resistant coating |
| CN108912857A (en) * | 2018-05-25 | 2018-11-30 | 苏州骏宝电子有限公司 | A kind of method of waste polystyrene plastic preparation high viscosity emulsion paint |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104449090B (en) | 2017-01-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104449090A (en) | Novel process for preparing emulsion paint through waste polystyrene plastic | |
| CN102653652B (en) | Nano composite fluorocarbon coating and preparation method thereof | |
| CN102191142B (en) | Surface yellow spot cleaning agent for neutral stones and stone cultural relics and preparation method thereof | |
| CN105749766B (en) | A kind of Kynoar/TiO2The preparation method of Nano sol composite hyperfiltration membrane | |
| CN102408220A (en) | All-in-one water-borne inorganic-organic hybrid architectural coating and preparation method thereof | |
| CN103131275A (en) | Nano silicon dioxide (SiO2) improved fluorocarbon coating and preparation thereof | |
| CN106178986A (en) | A kind of preparation method of super hydrophilic Kynoar@dopamine@silicon dioxide composite material | |
| CN106905727A (en) | Inorganic interior wall coating of functional form and preparation method thereof | |
| CN101338107A (en) | Water-soluble wickerwork paint and preparation thereof | |
| CN103896776B (en) | Calcium carbonate surface modifying agent and preparation and application thereof | |
| CN103388273B (en) | Method for preparing nanometer hydrophobic paper by utilizing corrugated paper/nanometer titanium dioxide | |
| JP5295621B2 (en) | Bactericidal filler composition | |
| CN103540243A (en) | Nano flame-retardant coating | |
| CN104327568A (en) | Bacteriostasis, sterilization and air purification type aqueous coating for glass doors, and its preparation method | |
| CN104910793A (en) | Water-based fossil anti-aging paint and preparation method thereof | |
| JP2014105228A (en) | Multicolored pattern paint and multicolored pattern coating film | |
| CN110482533A (en) | A kind of redox graphene/nano-TiO2Composite demulsifying agent and preparation method thereof | |
| KR101138638B1 (en) | The waterproof paint conposition and its making method | |
| KR100585189B1 (en) | Water-based Ceramic Photocatalyst Paint And Manufacturing Method Thereof | |
| CN103897472B (en) | Preparation method of nano powder composite material | |
| CN106608719A (en) | Potato modified starch composite multifunctional diatom mud wall decoration material | |
| CN104497640A (en) | Preparation method of phthalocyanine blue-coated iron oxide yellow composite pigment | |
| CN103911029A (en) | Powder material used for exterior coating | |
| CN103497601B (en) | Novel compressed coating and preparation method thereof | |
| CN103897445A (en) | Nano paint for outer walls |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |