CN106189053A - High-performance solid screw cleaning agent and preparation method thereof - Google Patents
High-performance solid screw cleaning agent and preparation method thereof Download PDFInfo
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- CN106189053A CN106189053A CN201610739723.2A CN201610739723A CN106189053A CN 106189053 A CN106189053 A CN 106189053A CN 201610739723 A CN201610739723 A CN 201610739723A CN 106189053 A CN106189053 A CN 106189053A
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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
- C08L55/00—Compositions of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08L23/00 - C08L53/00
- C08L55/02—ABS [Acrylonitrile-Butadiene-Styrene] polymers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
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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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
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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
- C08J2355/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2323/00 - C08J2353/00
- C08J2355/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
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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
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2433/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2433/10—Homopolymers or copolymers of methacrylic acid esters
- C08J2433/12—Homopolymers or copolymers of methyl methacrylate
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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
- C08J2455/00—Characterised by the use of homopolymers or copolymers, obtained by polymerisation reactions only involving carbon-to-carbon unsaturated bonds, not provided for in groups C08J2423/00 - C08J2453/00
- C08J2455/02—Acrylonitrile-Butadiene-Styrene [ABS] polymers
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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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
- 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
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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
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/08—Polymer mixtures characterised by other features containing additives to improve the compatibility between two polymers
Abstract
The invention discloses a kind of high-performance solid screw cleaning agent and preparation method thereof, it includes ABS resin, PMMA resin, calcium carbonate master batch, compatilizer and synthetic wax, and the PMMA resin of this abluent medium-high viscosity can improve cleansing power；Compatilizer can improve the compatibility between ABS resin and PMMA resin, reduces stablizing of the abnormal phenomenas, beneficially production such as the broken strip during extruding pelletization, also makes when cleaning equipment abluent be easier to by subsequent material device for transferring；Synthetic wax can improve the ability of abluent wash residue matter；In addition use calcium carbonate master batch to replace inorganic particle, decrease powder body hydro-planing, improve production environment, decrease powder body to environment and the harm of human body.
Description
Technical field
The present invention relates to a kind of screw cleaning agent, particularly relate to a kind of high-performance solid screw cleaning agent and preparation method thereof,
Belong to composite high-molecular material and processing technique field thereof.
Background technology
In plastic applications, the most frequently used process equipment is injection machine and extruder, when changing plastics variety or plastics system
During product color, due to can be containing the residue of last batch in process equipment, in order to remove these residues, need processing is set
For being carried out.Conventional cleaning method is to add substantial amounts of raw material in feeding cylinder to heat, and by continuous for the residue in barrel
Ground is discharged, until residue discharge or the ejection color of last batch no longer being changed.This cleaning method can be wasted
Substantial amounts of raw material, the longest, clean thorough not, at set intervals screw rod need to be removed polishing.
For above-mentioned technical problem, currently available technology is disclosed some cleaning methods for screw rod.Prior art
In have and use screw rod cleaning soak to carry out the technical scheme of screw rod cleaning, it is by calcined diatomite, nano aluminium oxide, camellia oleosa seed
Powder, Folium Citri tangerinae powder, coconut powder, hydroxyethyl cellulose, straw ash, glycine betaine, antirust additive, sodium n-alkylbenzenesulfonate, Fructus Citri Limoniae
Acid, sucrose ester, olein, sodium chloride, ethylene glycol and diesel oil composition, but this soak needs in use by spiral shell
Bar takes out from extruder, expends time and manpower.In addition with PPA auxiliary agent, calcium carbonate powder, foaming agent and LLDPE etc.
Preparation screw cleaning agent, this abluent can effectively remove device of plastic processing in various impurity, and extension device use longevity
Life, but it employs a large amount of inorganic particle in preparation, can impact production environment, and the health that also can endanger employee is good for
Health.Also have the screw cleaning agent being prepared from EVA or LDPE or elastomer, foaming agent, brightening agent and filler, this abluent
Cleaning material in containing foaming agent, it is foaming agent expansion in cleaning process, i.e. when cleaning due to foaming agent expansion and
Cause cleaning material increase volume, thus eliminate cleaning dead angle, not only clean material few, reduction use cost, and cleaning performance
More preferably, but in this abluent add have brightening agent, use rear brightening agent to be not easy to be cleaned by material strip and go out, subsequent product can be produced
Raw impact.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of high-performance solid screw cleaning agent and
Its preparation method, this abluent is low to equipment attrition, cleaning efficiency is high, production process is pollution-free, use noresidue, and preparation work
Skill is simple, easy to use.
The present invention is to solve that its technical problem be the technical scheme is that
A kind of high-performance solid screw cleaning agent, including following each component by weight:
It is preferably:
Its further technical scheme is:
The melt index of described PMMA resin is 1～10g/10min, preferably 3～8g/10min.
Described compatilizer is styrene-maleic anhydride copolymer, and the mass percent of preferably maleic anhydride be 15～
The styrene-maleic anhydride copolymer of 25wt.%.
Resin in described calcium carbonate master batch is ABS resin and the hybrid resin of PMMA resin, is preferably the quality of the two
Than be 3～5:2 hybrid resin, and in this calcium carbonate master batch, the content of calcium carbonate is 60～80wt.%, preferably 70～
75wt.%.
Described synthetic wax is low molecular weight polyethylene wax, and its weight average molecular weight is 1500～6000.
The invention also discloses the preparation method of a kind of above-mentioned high-performance solid screw cleaning agent, this preparation method includes following
Step:
(1) ABS resin, PMMA resin, carbonic acid are weighed by the proportioning weight portion of component each in high-performance solid screw cleaning agent
Calcium master batch, compatilizer and synthetic wax, obtain each component raw material；
(2) each component raw material weighed is joined mixer is carried out be sufficiently mixed 5～20min, obtain pre-composition；
(3) by gained pre-composition addition double screw extruder carries out melt extruding and stretching and granulation, high-performance solid is obtained
Screw cleaning agent, the technological parameter of wherein said double screw extruder is: one, two district's temperature are 160～210 DEG C, three, four, five,
Six, seven, eight and nine district's temperature are 190～240 DEG C respectively, and head temperature is 190～240 DEG C；And the rotating speed of main frame is 200
～600rpm；Wherein said double screw extruder is parallel double-screw extruder, and its draw ratio is 30～60:1.
Its further technical scheme is:
Described in step (3), the technological parameter of double screw extruder is: one, two district's temperature are 170～200 DEG C, three, four,
Five, six, seven, eight and nine district's temperature are 200～230 DEG C respectively, and head temperature is 200～230 DEG C；And the rotating speed of main frame is
250～500rpm；Wherein said double screw extruder is parallel double-screw extruder, and its draw ratio is 40～48:1.
The method have the benefit that: the PMMA resin that the present invention uses has the highest viscosity in the molten state,
The cleansing power of abluent can be improved；Adding compatilizer is to improve the compatibility between ABS resin and PMMA resin, subtracting
The abnormal phenomenas such as the broken strip during few extruding pelletization, are conducive to produce to stablize, also make when cleaning equipment abluent more hold
Easily by subsequent material device for transferring；Synthetic wax is a kind of Heat stability is good, and high-temperature volatile is low, to filler, the dispersibility of pigment
Splendid material, the most excellent existing external lubricity, there is again stronger internal lubrication effect, the use of synthetic wax can improve clearly
The ability of lotion wash residue matter；In addition use calcium carbonate master batch to replace inorganic particle, decrease powder body hydro-planing, improve
Production environment, decreases powder body to environment and the harm of human body.
Detailed description of the invention
Further illustrating the present invention below in conjunction with specific embodiment and comparative example, specific examples below is this
Invent preferably embodiment, but embodiments of the present invention are not limited by following embodiment, under being not limited to especially
State the model of each component raw material used in specific embodiment.
The selection of each component raw material used:
ABS resin: the trade mark 8434, selected from Sinopec Shanghai Gaoqiao petrochemical industry company limited.
PMMA resin: selected from TaiWan, China Qimei Industry Co., Ltd..In comparative example 2, PMMA resin melting index is
5g/10min；In embodiment 1, PMMA resin melting index is 1g/10min；In embodiment 2, PMMA resin melting index is 3g/
10min；In embodiment 3, PMMA resin melting index is 4g/10min；In embodiment 4, PMMA resin melting index is 5g/
10min；In embodiment 5, PMMA resin melting index is 7g/10min；In embodiment 6, PMMA resin melting index is 8g/
10min；In embodiment 7, PMMA resin melting index is 10g/10min.
Calcium carbonate master batch: self-control.In comparative example 1 calcium carbonate master batch, resin is ABS resin and fat calcium carbonate content is
70wt.%；In comparative example 2 calcium carbonate master batch, resin is the compound tree that ABS resin and PMMA resin are formed for 3:2 in mass ratio
Fat, and calcium carbonate content is 70wt.%；In concrete example 1 calcium carbonate master batch, resin is ABS resin and PMMA resin is in mass ratio
The hybrid resin that 2:1 is formed, and calcium carbonate content is 80wt.%；In concrete example 2 calcium carbonate master batch resin be ABS resin and
The hybrid resin that PMMA resin is formed for 2:1 in mass ratio, and calcium carbonate content is 80wt.%；In concrete example 3 calcium carbonate master batch
Resin is the hybrid resin that ABS resin and PMMA resin are formed for 5:2 in mass ratio, and calcium carbonate content is 60wt.%；Specifically
In example 4 calcium carbonate master batch, resin is the hybrid resin that ABS resin and PMMA resin are formed for 3:2 in mass ratio, and calcium carbonate contains
Amount is 70wt.%；In concrete example 5 calcium carbonate master batch, resin is the mixing that ABS resin and PMMA resin are formed for 2:1 in mass ratio
Resin, and calcium carbonate content is 70wt.%；In concrete example 6 calcium carbonate master batch resin be ABS resin and PMMA resin in mass ratio
The hybrid resin formed for 5:2, and calcium carbonate content is 70wt.%；In concrete example 7 calcium carbonate master batch resin be ABS resin and
The hybrid resin that PMMA resin is formed for 3:2 in mass ratio, and calcium carbonate content is 70wt.%.
Compatilizer: styrene-maleic anhydride copolymer, selected from oil of SPC company.It wherein concrete example 1 is maleic anhydride
The styrene-maleic anhydride copolymer that mass percent is 15wt.%；It concrete example 2 is the mass percent of maleic anhydride
Styrene-maleic anhydride copolymer for 16.5wt.%；In concrete example 3, the mass percent for maleic anhydride is 18wt.%'s
Styrene-maleic anhydride copolymer；For the styrene-maleic acid that mass percent is 20wt.% of maleic anhydride in concrete example 4
Anhydride copolymer；For the styrene-maleic anhydride copolymer that mass percent is 22wt.% of maleic anhydride in concrete example 5；Specifically
For the styrene-maleic anhydride copolymer that mass percent is 24wt.% of maleic anhydride in example 6；It concrete example 7 is maleic acid
The mass percent of acid anhydride is the styrene-maleic anhydride copolymer of 25wt.%.
Synthetic wax: low molecular weight polyethylene wax, its weight average molecular weight is 3000～6000, and the trade mark is8A), purchased from suddenly
Ni Weier international corporation.
Comparative example 1
Weigh 100 parts of ABS resin and 10 parts of calcium carbonate master batchs join and carry out in mixer being sufficiently mixed 5min, obtain pre-
Mixed thing；Gained pre-composition is added in double screw extruder and carries out melt extruding and stretching and granulation, obtain screw cleaning agent, wherein
The technological parameter of described double screw extruder is: district's temperature is 160 DEG C, and two, three, four, five, six, seven, eight and nine district's temperature are equal
Being 200 DEG C respectively, head temperature is 200 DEG C；And the rotating speed of main frame is 300rpm；Wherein said double screw extruder is parallel
Double screw extruder, and its draw ratio is 40:1.
Comparative example 2
Weigh 90 parts of ABS resin, 10 parts of PMMA resins and 10 parts of calcium carbonate master batchs to join in mixer and fully mix
Close 5min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out melt extruding and stretching and granulation, obtain spiral shell
Bar abluent, the technological parameter of wherein said double screw extruder is: district's temperature is 160 DEG C, two, three, four, five, six, seven,
Eight and nine district's temperature are 200 DEG C respectively, and head temperature is 200 DEG C；And the rotating speed of main frame is 300rpm；Wherein said pair of spiral shell
Bar extruder is parallel double-screw extruder, and its draw ratio is 40:1.
Embodiment 1
Weigh 80 parts of ABS resin, 20 parts of PMMA resins, 50 parts of calcium carbonate master batchs, 1.0 parts of compatilizers and 0.01 part of synthetic wax
Join and mixer is carried out be sufficiently mixed 5min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 160 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 190 DEG C respectively, head temperature
It it is 190 DEG C；And the rotating speed of main frame is 200rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 30:1.
Embodiment 2
Weigh 75 parts of ABS resin, 25 parts of PMMA resins, 45 parts of calcium carbonate master batchs, 2.0 parts of compatilizers and 0.1 part of synthetic wax
Join and mixer is carried out be sufficiently mixed 10min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 170 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 200 DEG C respectively, head temperature
It it is 200 DEG C；And the rotating speed of main frame is 250rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 40:1.
Embodiment 3
Weigh 70 parts of ABS resin, 30 parts of PMMA resins, 40 parts of calcium carbonate master batchs, 5.0 parts of compatilizers and 0.5 part of synthetic wax
Join and mixer is carried out be sufficiently mixed 10min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 180 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 220 DEG C respectively, head temperature
It it is 220 DEG C；And the rotating speed of main frame is 500rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 40:1.
Embodiment 4
Weigh 65 parts of ABS resin, 35 parts of PMMA resins, 35 parts of calcium carbonate master batchs, 5.0 parts of compatilizers and 1.0 parts of synthetic waxs
Join and mixer is carried out be sufficiently mixed 10min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 180 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 220 DEG C respectively, head temperature
It it is 220 DEG C；And the rotating speed of main frame is 500rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 40:1.
Embodiment 5
Weigh 60 parts of ABS resin, 40 parts of PMMA resins, 30 parts of calcium carbonate master batchs, 5.0 parts of compatilizers and 1.0 parts of synthetic waxs
Join and mixer is carried out be sufficiently mixed 10min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 180 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 220 DEG C respectively, head temperature
It it is 220 DEG C；And the rotating speed of main frame is 500rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 40:1.
Embodiment 6
Weigh 55 parts of ABS resin, 45 parts of PMMA resins, 20 parts of calcium carbonate master batchs, 10.0 parts of compatilizers and 1.5 parts of synthetic waxs
Join and mixer is carried out be sufficiently mixed 15min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 200 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 230 DEG C respectively, head temperature
It it is 230 DEG C；And the rotating speed of main frame is 500rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 48:1.
Embodiment 7
Weigh 50 parts of ABS resin, 50 parts of PMMA resins, 10 parts of calcium carbonate master batchs, 10.0 parts of compatilizers and 2.0 parts of synthetic waxs
Join and mixer is carried out be sufficiently mixed 20min, obtain pre-composition；Gained pre-composition is added in double screw extruder and carries out
Melt extruding and stretching and granulation, obtain high-performance solid screw cleaning agent, the technological parameter of wherein said double screw extruder is:
One, two district's temperature are 210 DEG C respectively, and three, four, five, six, seven, eight and nine district's temperature are 240 DEG C respectively, head temperature
It it is 230 DEG C；And the rotating speed of main frame is 600rpm；Wherein said double screw extruder is parallel double-screw extruder, and its major diameter
Ratio is 60:1.
Table 1 embodiment and comparative example each amounts of components catalog (unit: weight portion)
| ABS resin | PMMA resin | Calcium carbonate master batch | Compatilizer | Synthetic wax | |
| Comparative example 1 | 100 | 0 | 10 | 0 | 0 |
| Comparative example 2 | 90 | 10 | 10 | 0 | 0 |
| Embodiment 1 | 80 | 20 | 50 | 1.0 | 0.01 |
| Embodiment 2 | 75 | 25 | 45 | 2.0 | 0.10 |
| Embodiment 3 | 70 | 30 | 40 | 5.0 | 0.50 |
| Embodiment 4 | 65 | 35 | 35 | 5.0. | 1.00 |
| Embodiment 5 | 60 | 40 | 30 | 5.0 | 1.00 |
| Embodiment 6 | 55 | 45 | 20 | 10.0 | 1.50 |
| Embodiment 7 | 50 | 50 | 10 | 10.0 | 2.00 |
The screw cleaning agent that above-mentioned each comparative example and embodiment prepare is carried out as follows the cleaning of screw rod:
100T injection machine uses 2kg colored product sample preparation, after sample preparation terminates, in injection machine, is separately added into above-mentioned abluent, constantly
Melten gel is extruded, until extrudate does not contains variegated, the consumption of record abluent is with time-consuming.
Table 2 comparative example and embodiment property indices
Each technical characteristic of embodiment described above can combine arbitrarily, for making description succinct, not to above-mentioned reality
The all possible combination of each technical characteristic executed in example is all described, but, as long as the combination of these technical characteristics is not deposited
In contradiction, all it is considered to be the scope that this specification is recorded.
Embodiment described above only have expressed the several embodiments of the present invention, and it describes more concrete and detailed, but also
Can not therefore be construed as limiting the scope of the patent.It should be pointed out that, come for those of ordinary skill in the art
Saying, without departing from the inventive concept of the premise, it is also possible to make some deformation and improvement, these broadly fall into the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (6)
1. a high-performance solid screw cleaning agent, it is characterised in that: include following each component by weight:
The melt index of wherein said PMMA resin is 1～10g/10min；Described compatilizer is styrene-maleic anhydride copolymer
Thing；Resin in described calcium carbonate master batch is calcium carbonate in ABS resin and the hybrid resin of PMMA resin, and this calcium carbonate master batch
Content be 60～80wt.%；
Described synthetic wax is low molecular weight polyethylene wax, and its weight average molecular weight is 1500～6000.
High-performance solid screw cleaning agent the most according to claim 1, it is characterised in that: include following by weight each
Component:
The melt index of wherein said PMMA resin is 3～8g/10min；In described calcium carbonate master batch calcium carbonate content be 70～
75wt.%.
High-performance solid screw cleaning agent the most according to claim 2, it is characterised in that: described compatilizer styrene-Malaysia
The mass percent of the maleic anhydride in acid anhydride copolymer is 15～25wt.%.
High-performance solid screw cleaning agent the most according to claim 2, it is characterised in that: the resin in described calcium carbonate master batch
It is 3 the～5:2 hybrid resins formed in mass ratio for ABS resin and PMMA resin.
5. a preparation method for high-performance solid screw cleaning agent described in any claim, its feature in Claims 1-4
It is: comprise the steps:
(1) ABS resin, PMMA resin, calcium carbonate mother are weighed by the proportioning weight portion of component each in high-performance solid screw cleaning agent
Grain, compatilizer and synthetic wax, obtain each component raw material；
(2) each component raw material weighed is joined mixer is carried out be sufficiently mixed 5～20min, obtain pre-composition；
(3) by gained pre-composition addition double screw extruder carries out melt extruding and stretching and granulation, high-performance solid screw rod is obtained
Abluent, the technological parameter of wherein said double screw extruder is: one, two district's temperature are 160～210 DEG C, three, four, five, six,
Seven, eight and nine district's temperature are 190～240 DEG C respectively, and head temperature is 190～240 DEG C；And the rotating speed of main frame be 200～
600rpm；Wherein said double screw extruder is parallel double-screw extruder, and its draw ratio is 30～60:1.
The preparation method of high-performance solid screw cleaning agent the most according to claim 1, it is characterised in that: institute in step (3)
The technological parameter stating double screw extruder is: one, two district's temperature are 170～200 DEG C, three, four, five, six, seven, eight and nine district's temperature
Degree is 200～230 DEG C respectively, and head temperature is 200～230 DEG C；And the rotating speed of main frame is 250～500rpm；Wherein said
Double screw extruder is parallel double-screw extruder, and its draw ratio is 40～48:1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107383847A (en) * | 2017-07-06 | 2017-11-24 | 成都新柯力化工科技有限公司 | A kind of plastics screw extruding machine cleaning PP Pipe Compound and preparation method |
| CN113518698A (en) * | 2019-01-25 | 2021-10-19 | 绿色科技全球私人有限公司 | Polyol fatty acid ester carrier compositions |
| CN115044162A (en) * | 2022-06-27 | 2022-09-13 | 安徽赤诚塑胶科技有限公司 | Production method of high-transparency ABS plastic masterbatch |
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| CN102618401A (en) * | 2012-03-08 | 2012-08-01 | 杭州金州高分子科技有限公司 | Double-screw high-efficiency environment-friendly pelletized particle cleaning agent and production method thereof |
| CN103627549A (en) * | 2012-08-28 | 2014-03-12 | 台山市志高兴五金塑胶有限公司 | Screw cleaning agent |
| CN104646344A (en) * | 2014-12-19 | 2015-05-27 | 广东美的集团芜湖制冷设备有限公司 | Solid cleaning agent for cleaning injection screw and mold hot runner and application thereof |
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| CN103627549A (en) * | 2012-08-28 | 2014-03-12 | 台山市志高兴五金塑胶有限公司 | Screw cleaning agent |
| CN104646344A (en) * | 2014-12-19 | 2015-05-27 | 广东美的集团芜湖制冷设备有限公司 | Solid cleaning agent for cleaning injection screw and mold hot runner and application thereof |
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| CN107383847A (en) * | 2017-07-06 | 2017-11-24 | 成都新柯力化工科技有限公司 | A kind of plastics screw extruding machine cleaning PP Pipe Compound and preparation method |
| CN113518698A (en) * | 2019-01-25 | 2021-10-19 | 绿色科技全球私人有限公司 | Polyol fatty acid ester carrier compositions |
| CN115044162A (en) * | 2022-06-27 | 2022-09-13 | 安徽赤诚塑胶科技有限公司 | Production method of high-transparency ABS plastic masterbatch |
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| CN106189053B (en) | 2018-10-02 |
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