CN108641413A - A kind of the inorganic nano lubricating auxiliary agent and production technology of PVC plastic pipe processing - Google Patents
A kind of the inorganic nano lubricating auxiliary agent and production technology of PVC plastic pipe processing Download PDFInfo
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
- C09C3/041—Grinding
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- 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
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- 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
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of 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 a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of 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 a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
- C09C1/40—Compounds of aluminium
- C09C1/407—Aluminium oxides or hydroxides
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/006—Combinations of treatments provided for in groups C09C3/04 - C09C3/12
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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
- C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
- C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
- C09C3/08—Treatment with low-molecular-weight non-polymer organic compounds
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- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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Abstract
The present invention relates to the inorganic nano lubricating auxiliary agents and production technology of a kind of processing of PVC plastic pipe, belong to plastic lubricating agent production field.The technical problem to be solved in the present invention is to provide a kind of production technologies of the inorganic nano lubricating auxiliary agent for plastic pipe manufacture.Specific method is：1) by aluminium-alcohol salt, alcohol and water in molar ratio 1:23~45:55~100 mixings react 3~5h at 65~80 DEG C, are cooled to room temperature, obtain Aluminum sol；2) by Aluminum sol and containing carboxylic acid fluoride by weight 1:0.3~0.45 mixing forms slurry, and through being sanded, ultrasound is discrete, and spray drying obtains inorganic nano lubricating auxiliary agent.The inorganic nano lubricating auxiliary agent of present invention production is used for plastics, shows excellent processing fluidity, toughening enhancement and high glaze.
Description
Technical field
The present invention relates to the inorganic nano lubricating auxiliary agents and production technology of a kind of processing of PVC plastic pipe, belong to plastics lubrication
Agent production field.
Background technology
Lubricant is a kind of substance of mobility when can improve Polymer moulding.The usual viscosity of melt of resin
Very high, in molding, melt enters die cavity, in order to keep melt suitable in must being asked when extremely short by nozzle, cast gate and runner
Sharp ground is full of die cavity in very short time, reduces the viscosity of melt, the mobility for improving melt is most crucial.Here it is be added to moisten
The effect of lubrication prescription, in addition, lubricant can also promote melting, convenient for demoulding, prevent electrostatic, prevent the effects that adhesion.
Currently, lubricant is broadly divided into two kinds of inorganic lubricant and organic lubricant.
Organic lubricant includes fatty acid amide series lubricant agent, hydrocarbon lubricants, compounded lubricant, silicone lubricant
Deng.Wherein, fatty acid amide series lubricant agent includes stearic amide, N, N, ethylenebisstearamide (EBS), oleamide,
Erucyl amide, n-butyl stearate (BS), three hydroxy stearic acid ester of glycerine etc.；Hydrocarbon lubricants include microcrystalline wax, atoleine,
Paraffin wax, chlorinated paraffin, polyethylene wax, oxidized polyethylene wax etc.；Compounded lubricant includes that paraffin class, metallic soap and paraffin are multiple
Close, the compounded lubricant based on fatty acid amide and other lubricant composites, a lignite wax, stabilizer and lubricant it is compound
System；Silicone lubricant：It is siloxane-based that releasing agent, anti-blocking agent and lubricant is used as to be widely used in phenolic aldehyde, epoxy, polyester
In the main molding of processing of equal plastics, common kind polysiloxane, synthetic wax, silicone oil etc..
However the slide effect of existing inorganic matter is limited, mainly bad dispersibility, sphericity be high, coarse size and it is uneven
Cause to fail effect of the best performance inorganic lubricant in plastic processing.
Invention content
For existing inorganic particle as plastic lubricating agent bad dispersibility, sphericity is not high, granularity is big and non-uniform lacks
It falls into, the present invention proposes a kind of the inorganic nano lubricating auxiliary agent and production technology of PVC plastic pipe processing.
The production technology of inorganic nano lubricating auxiliary agent for plastic processing, produces according to the following steps：
1) by aluminium-alcohol salt, alcohol and water in molar ratio 1:23~45:55~100 mixings react 3~5h at 65~80 DEG C,
It is cooled to room temperature, obtains Aluminum sol.
2) by Aluminum sol and containing carboxylic acid fluoride by weight 1:0.3~0.45 mixing forms slurry, and through being sanded, ultrasound is discrete,
Spray drying obtains inorganic nano lubricating auxiliary agent.
Wherein, the reaction of step (1) carries out in homogenizer.Homogenizer is for being less than 0.2Pa.s to viscosity, and temperature is low
In 80 DEG C of liquid materials (liquid-liquid phase or liquid-solid phase) homogeneous emulsification a kind of equipment, be mainly used in food or chemical industry
Industry, such as：Homogeneous, emulsification process in the production process of the products such as dairy products, beverage, cosmetics, drug.Stablize with operating,
Noise is small, easy to clean, maneuverability, can be used continuously, and can carry out dispersed ultrafine, emulsification to material, be widely portable to work
Emulsification, homogeneous and the dispersion of industry production.
The present invention can be such that feed liquid is ground crowded using homogenizer, and thump makes material under the triple role of decompression expansion
Matter refinement mixing, so as to get the Aluminum sol uniformity it is more preferable with stability, increase the shelf-life of Aluminum sol, it is therefore prevented that produced
The generation precipitated in journey.
Since the hydrolysing activity of aluminium-alcohol salt is low, and hydrolysis is the endothermic reaction, therefore the reaction pair at a temperature of 65~80 DEG C
Accelerate the hydrolysis of aluminium-alcohol salt advantageous.
The production of Aluminum sol by a variety of methods, there are commonly：Inorganic salt raw material method, powder dispersion and organic salt raw material
Method.Wherein, inorganic salt raw material method is that metallic aluminium is cooked in hydrochloric acid or liquor alumini chloridi, obtains the Aluminum sol of clear, colorless；
It can also will analyze pure nine water aluminum nitrate and citric acid is soluble in water according to a certain ratio, pH value of solution is adjusted with concentrated nitric acid or concentrated ammonia liquor
Value, obtains the solution of water white transparency.After filtering, by solution slow evaporation at a certain temperature, you can obtain having certain viscous
The pale yellow transparent colloidal sol of degree and mobility.Powder dispersion method is to disperse to make by powder by boehmite powder or alumina powder
Obtain colloidal sol.Organic salt raw material method is that Aluminum sol is produced by raw material of aluminium-alcohol salt.Wherein, powder dispersion method production Aluminum sol eliminates
Hydrolysing step, process is simple, and raw material is industrial products, cheap, convenient for storage, it is easy to accomplish industrialization, it is still, former
Often contain impurity in material, the purity of colloidal sol is relatively low.Inorganic salt raw material method has raw material cheap by raw material glue of inorganic salts,
Process feature simple and easy to control still haves the shortcomings that purity is relatively low.
The aluminium-alcohol salt that the present invention uses produces Aluminum sol for raw material, has purity height, large specific surface area, even particle size distribution
The advantages of.
Aluminum sol is sanded after disperseing with emulsifier containing carboxylic acid fluoride in sand mill.Sand mill is also known as ball mill, mainly
For the wet grinding of chemical liquid product, horizontal sand mill, basket type sand mill, vertical sand can be substantially divided into according to performance
Grinding machine etc..Mainly be made of body, mill tube, sanding disc (driving lever), abrasive media, motor and feeding engine, the speed of charging by into
Material pump control.The abrasive media of the equipment is generally divided into zirconium oxide bead, bead, zirconium silicate pearl etc..
The present invention carries out emulsion using ultrasound discrete.Its discrete principle of ultrasound is when ultrasonic vibration is transmitted in liquid
When, since the sound intensity is very big, very strong cavitation effect can be excited in a liquid, to generate a large amount of cavitation bubble in a liquid.
With the generation of these cavitation bubbles and explosion, microjet will be generated, smashed into the great solid particle of liquid is about to.Simultaneously because
The vibration of ultrasonic wave allows the emulsion of the present invention more fully to mix, particle de-agglomerated in emulsion.
The present invention obtains inorganic nano lubricating auxiliary agent by the fluorided alumina after dispersion is spray-dried.Spray drying is to be
Systemization technology is applied to a kind of method of dry materials, in hothouse by solvent or diluent after atomization, in the contact with hot-air,
Moisture rapid vaporization is to get to dry products.The method can directly make solution, emulsion drying powdering or particulate preparation, can
Save the processes such as devaporation, crushing.Spray drying includes pressure spray dryer method, centrifugal spray drying method, pneumatic spray drying
Method.The present invention is had the following advantages using spray drying：1, drying process is very fast；2, can convection drying at powder；3, easily
Change drying condition, adjusts target level of product quality；4, due to flash evapn, equipment and materials selection requires not stringent；5, hothouse
There is certain negative pressure, ensure that the sanitary condition in production, dust is avoided to be flown upward in workshop, improves product purity；6, production effect
Rate is high, and operating personnel are few；7, production capacity is big, and product quality is high.Spray amount is drier throughput up to hundreds of tons per hour
One of the greater；8, spray dryer is easy to adjust, can change operating condition in wide range to control the quality of product
Index, such as size distribution, moisture content.
In order to keep the Aluminum sol to be formed more stable, precipitation is not generated, it is preferred that in step a, aluminium-alcohol salt, alcohol and water rub
You are than being 1:30~35:60~90.The present invention, which may be used, is first dissolved in aluminium-alcohol salt in alcoholic solvent, and it is anti-to add water mixing
It answers.
Further, preferably, in step a, aluminium-alcohol salt, alcohol and water molar ratio be 1:32:80.
In order to control reaction speed, hydrolysis is set to be smoothed out, while avoiding the too fast generation precipitation of reaction speed, further
, in step a, react 4h at 70~75 DEG C.
Further, in step a, aluminium-alcohol salt is aluminium isopropoxide, aluminium ethylate, Tributyl aluminate, aluminium secondary butylate or tert-butyl alcohol aluminium.
Further, aluminium-alcohol salt is aluminium isopropoxide as a preferred technical solution,.
Further, in step a, alcohol is at least one in ethyl alcohol, propyl alcohol, isopropanol, n-butanol, sec-butyl alcohol and the tert-butyl alcohol
Kind, alcohol functions as solvent.
Further, in step b, Aluminum sol is 1 with the weight ratio containing carboxylic acid fluoride:0.4.
Further, it is CnF2n+1COOH (n >=7) containing carboxylic acid fluoride in step b.Emulsification is functioned as containing carboxylic acid fluoride
Agent, and fluorided alumina.
Fluorine-containing surfactant is the surfactant for having carbon fluorine chain hydrophobic group, belongs to special surfactant.Fluorine member
Element is the maximum nonmetalloid of electronegativity, has high oxidative, high ionization energy.Containing in carboxylic acid fluoride since the forceful electric power of fluorine atom is negative
Property, belong to strong acid, in water full dissociation, therefore there is good high heat-resistant stability and high chemical stability, good wetting is oozed
Permeability and foaming stability, excellent compound property, emulsifying dispersivity lubricate levelability, release property, and have very containing carboxylic acid fluoride
High surface-active is excellent surfactant.It is very high additional that these characteristics of fluorine-containing surfactant make it have
Value, extensive purposes have the irreplaceable effect of other surfaces activating agent especially in some special application fields.
Emulsifier is can to improve the various surface tension constituted between phase in emulsion, is allowed to form uniform and stable point
The substance of granular media system or emulsion.Emulsifier is surface reactive material, has hydrophilic group and lipophilic group simultaneously in molecule, it assembles
On oil/water interface, interfacial tension can be reduced and reduction forms the required energy of emulsion, to improve the energy of emulsion
Amount.
Further, the inorganic nano lubricating auxiliary agent of function admirable in order to obtain in step b, is sanded 30~45min, surpasses
Sound discrete time is 20~30min.
Second technical problem that the present invention solves is to provide a kind of inorganic nano lubricating auxiliary agent for plastic processing.
For the inorganic nano lubricating auxiliary agent of plastic processing, by the above-mentioned inorganic nano lubricating auxiliary agent for plastic processing
Production technology produces.
Compared with prior art, the present invention has the advantages that：
(1) production technology of the present invention for the inorganic nano lubricating auxiliary agent of plastic pipe manufacture, using under the conditions of colloidal sol
Further colloidal sol is emulsified, so that forming the aluminium oxide of high sphericity, and fluorided alumina in Nano grade so that nano oxygen
Changing aluminium has high sphericity, polymolecularity, granularity small and uniform.
(2) the inorganic nano lubricating auxiliary agent of present invention production substitutes organic wax lubricant and is used for plastics, shows excellent
Processing fluidity, toughening enhancement and high glaze.
Specific implementation mode
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Range be only limitted to example below.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
The production and the application in plastic processing of inorganic nano lubricating auxiliary agent of the present invention
1, the raw materials for production of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment：
1mol aluminium isopropoxides, 32mol ethyl alcohol, 80mol water are weighed by the amount of substance；And 15 fluorine octanoic acid.
2, the production method of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment is：
A, the production of Aluminum sol
1mol aluminium isopropoxides are added in beaker, 32mol ethyl alcohol is first added and makes it dissolve, then adds 80mol water,
It stirs and evenly mixs, is added in homogenizer together, react 4h at a temperature of 70 DEG C, after taking-up, it is molten to obtain aluminium for cooled to room temperature
Glue.B, again by Aluminum sol made from step A and 15 fluorine octanoic acid of emulsifier by weight 1:0.4 mixing, is dispersed with stirring, first in sand
It is sanded after forty minutes in grinding machine, then through discrete 25 minutes ultrasonic, finally spray drying is obtained for the inorganic of plastic processing
The sphericity of nano lubricating auxiliary agent S1, S1 are more than 95%, and grain size is the powder body material of 9~12nm.
3, the inorganic nano lubricating auxiliary agent of the present embodiment is used for plastic processing
Polychlorostyrene second is added in ratio by plastic lubricating agent obtained in polyvinyl chloride processing and forming in mass ratio for 0.5%
In alkene, hot melt, mixing carries out extrusion test using 20 single screw extrusion machines of Φ and observes expression surface smoothness.Extrusion condition：
One area of temperature, 80 DEG C；Two 150 DEG C of areas；Three 154 DEG C of areas；150 DEG C of head；Rotating speed 40r/min.Extrusion test result see the table below 1.
Embodiment 2
The production and the application in plastic processing of inorganic nano lubricating auxiliary agent of the present invention
1, the raw materials for production of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment：
1mol aluminium ethylates, 23mol ethyl alcohol, 100mol water are weighed by the amount of substance；And 15 fluorine octanoic acid.
2, the production method of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment is：
A, the production of Aluminum sol
1mol aluminium ethylates are added in beaker, 23mol ethyl alcohol is first added and makes it dissolve, then adds 100mol water,
It stirs and evenly mixs, is added in homogenizer together, react 5h at a temperature of 65 DEG C, after taking-up, it is molten to obtain aluminium for cooled to room temperature
Glue.B, again by Aluminum sol made from step A and 15 fluorine octanoic acid of emulsifier by weight 1:0.4 mixing, is dispersed with stirring, first in sand
It is carried out in grinding machine after being sanded 35 minutes, then through discrete 25 minutes ultrasonic, finally spray drying is obtained for the inorganic of plastic processing
The sphericity of nano lubricating auxiliary agent S4, S4 are more than 92%, and grain size is the powder body material of 9~12nm.
3, the inorganic nano lubricating auxiliary agent of the present embodiment is used for plastic processing
Polychlorostyrene second is added in ratio by plastic lubricating agent obtained in polyvinyl chloride processing and forming in mass ratio for 0.5%
In alkene, hot melt, mixing carries out extrusion test using 20 single screw extrusion machines of Φ and observes expression surface smoothness.Extrusion condition：
One area of temperature, 80 DEG C；Two 150 DEG C of areas；Three 154 DEG C of areas；150 DEG C of head；Rotating speed 40r/min.Extrusion test result see the table below 1.
Embodiment 3
The production and the application in plastic processing of inorganic nano lubricating auxiliary agent of the present invention
1, the raw materials for production of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment：
1mol aluminium isopropoxides, 45mol methanol, 55mol water are weighed by the amount of substance；And 15 fluorine octanoic acid.
2, the production method of the inorganic nano lubricating auxiliary agent for plastic processing of the present embodiment is：
A, the production of Aluminum sol
1mol aluminium isopropoxides are added in beaker, 45mol methanol is first added and makes it dissolve, then adds 55mol water,
It stirs and evenly mixs, is added in homogenizer together, react 3h at a temperature of 80 DEG C, after taking-up, it is molten to obtain aluminium for cooled to room temperature
Glue.B, again by Aluminum sol made from step A and 15 fluorine octanoic acid of emulsifier by weight 1:0.35 mixing, is dispersed with stirring, and first exists
It is carried out in sand mill after being sanded 45 minutes, then through discrete 30 minutes ultrasonic, finally spray drying obtains the nothing for plastic processing
The sphericity of machine nano lubricating auxiliary agent S5, S5 are more than 93%, and grain size is the powder body material of 9~12nm.
3, the inorganic nano lubricating auxiliary agent of the present embodiment is used for plastic processing
Polychlorostyrene second is added in ratio by plastic lubricating agent obtained in polyvinyl chloride processing and forming in mass ratio for 0.5%
In alkene, hot melt, mixing carries out extrusion test using 20 single screw extrusion machines of Φ and observes expression surface smoothness.Extrusion condition：
One area of temperature, 80 DEG C；Two 150 DEG C of areas；Three 154 DEG C of areas；150 DEG C of head；Rotating speed 40r/min.Extrusion test result see the table below 1.
Table 1
| Comparative sample | Expression surface smoothness | Melt index (MI) (g/10min) | Tensile strength (MPa) |
| Pure polyvinyl chloride | There is decorative pattern | 2.1 | 23 |
| S1 | Smoothly | 3.2 | 27 |
| S2 | Smoothly | 3.0 | 28 |
| S3 | Smoothly | 3.8 | 29 |
| Comparative example 1 | Smoothly | 3.2 | 24 |
| Comparative example 2 | There is decorative pattern | 1.1 | 20 |
Claims (10)
1. a kind of the inorganic nano lubricating auxiliary agent and production technology of PVC plastic pipe processing, which is characterized in that prepare according to the following steps
It forms：
1) by aluminium-alcohol salt, alcohol and water in molar ratio 1:23~45:55~100 mixings react 3~5h at 65~80 DEG C, cooling
To room temperature, Aluminum sol is obtained；
2) by Aluminum sol and containing carboxylic acid fluoride by weight 1:0.3~0.45 mixing forms slurry, and through being sanded, ultrasound is discrete, spraying
It is dried to obtain inorganic nano lubricating auxiliary agent.
2. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 for plastic pipe manufacture, feature exist
In, in step a, aluminium-alcohol salt, alcohol and water molar ratio be 1:30~35:60~90.
3. the production technology of the inorganic nano lubricating auxiliary agent according to claim 2 for plastic pipe manufacture, feature exist
In, in step a, aluminium-alcohol salt, alcohol and water molar ratio be 1:32:80.
4. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, in step a, reacts 4h at 70~75 DEG C.
5. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, in step a, aluminium-alcohol salt is aluminium isopropoxide, aluminium ethylate, Tributyl aluminate, aluminium secondary butylate or tert-butyl alcohol aluminium.
6. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, in step a, alcohol is at least one of ethyl alcohol, propyl alcohol, isopropanol, n-butanol, sec-butyl alcohol and tert-butyl alcohol.
7. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, in step b, Aluminum sol is 1 with the weight ratio containing carboxylic acid fluoride:0.4.
8. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, is CnF2n+1COOH, wherein n >=7 containing carboxylic acid fluoride in step b.
9. the production technology of the inorganic nano lubricating auxiliary agent according to claim 1 or 2 for plastic pipe manufacture, feature
It is, in step b, 30~45min is sanded, ultrasonic discrete time is 20~30min.
10. the inorganic nano lubricating auxiliary agent for plastic pipe manufacture, which is characterized in that by claim 1~9 any one of them
The production technology of inorganic nano lubricating auxiliary agent for plastic pipe manufacture is prepared.
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| CN103486352A (en) * | 2013-08-17 | 2014-01-01 | 张家港保税区金企鹅贸易有限公司 | Plastic-metal compound pipe and manufacturing method thereof |
| CN104194203A (en) * | 2014-07-30 | 2014-12-10 | 青岛吉顺隆商贸有限公司 | PVC tube |
| CN105585799A (en) * | 2016-02-26 | 2016-05-18 | 张汐汐 | Novel PVC (polyvinyl chloride) tube |
| CN105860347A (en) * | 2016-04-28 | 2016-08-17 | 江苏方正塑业有限公司 | Light-weight flame-retardant antiaging PVC-U (unplasticized polyvinyl chloride) drainage pipe |
| CN107814977A (en) * | 2017-11-22 | 2018-03-20 | 成都新柯力化工科技有限公司 | A kind of inorganic nano lubricating auxiliary agent and preparation method for plastic processing |
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