CN107663347A - A kind of preparation method of high fire-retardance PVC Masterbatch - Google Patents
A kind of preparation method of high fire-retardance PVC Masterbatch Download PDFInfo
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- CN107663347A CN107663347A CN201710838337.3A CN201710838337A CN107663347A CN 107663347 A CN107663347 A CN 107663347A CN 201710838337 A CN201710838337 A CN 201710838337A CN 107663347 A CN107663347 A CN 107663347A
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B7/00—Mixing; Kneading
- B29B7/002—Methods
- B29B7/005—Methods for mixing in batches
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- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
- H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
- H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
- H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
- H01B3/443—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from vinylhalogenides or other halogenoethylenic compounds
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- C—CHEMISTRY; METALLURGY
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—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 at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—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 at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—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 at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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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
- C08L2310/00—Masterbatches
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Abstract
The present invention relates to PVC Masterbatch dye technologies field, and in particular to a kind of preparation method of high fire-retardance PVC Masterbatch.The preparation method of the high fire-retardance PVC Masterbatch, comprises the following steps：(1) premix is carried out by high speed banbury to disperse：First plus pvc resin powder and Tissuemat E, high speed premix；Then powdered whiting and pigment are added, premixes at a high speed, obtains premix；(2) batch mixing：Plasticizer, short time mixed at high speed are added into premix, the screw speed is 360RPM~450RPM, and temperature is set as 24 DEG C~31 DEG C, and the time is 430s~550s, obtains base-material；(3) by base-material extrusion molding；(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold；(5) pelletizing.The present invention is by adjusting the charging sequence of material and the hybrid technique of material, the dispersing uniformity of material can be improved within the most short time, simply, stably, efficiently, production efficiency is improved so that the Masterbatch being prepared has the advantages of good dispersive property, strong coloring force.
Description
Technical field
The present invention relates to PVC Masterbatch dye technologies field, and in particular to a kind of preparation side of high fire-retardance PVC Masterbatch
Method.
Background technology
Polyvinyl chloride (Polyvinyl Chloride, hereinafter referred to as PVC) is a kind of nontoxic, odorless white powder.
The country, PVC yield and consumption figure are all occupied first of five big resins for universal use.According to statistics, national PVC in 2008 gross output value approaches
67000000000 yuan.The market of PVC downstream products is more wide, and 2008 are the downstream product output value of raw material more than hundred billion yuan using PVC.
In hard PVC field, section bar, profile shapes are the maximum fields of China's PVC consumption figures, account for 25% or so of PVC aggregate consumptions,
It is its second largest consumer field to be mainly used in making door and window and energy-saving material, polyvinyl chloride pipeline, accounts for its aggregate consumption
20% or so.PVC board, sheet material are its third-largest consumer fields.In general, PVC Masterbatch super quality and competitive price, in industry, build
Build, there is wide application space in the field such as agricultural, electric power, public utilities.
The characteristics of PVC Masterbatch is mainly coloured using toner at present, and toner colours directly is added with toner (pigment or dyestuff)
The method for adding appropriate powdery auxiliary agent to colour plastic pellet, its advantage are that cost is low, can small lot operation.But at present
, it is necessary to add the compounds such as more inserts, plasticizer in PVC Masterbatch manufacturing processes, carry out high-speed stirred mixing and squeeze
Go out, produce Masterbatch, but these inserts mixtures cause Masterbatch color divergence poor, the wire cable insulating worked it out
Surface has that striped, irregular colour are even, therefore a kind of, it is necessary to preparation technology for the technical field for innovating Masterbatch.
The content of the invention
For in high fire-retardance PVC cable production process in the prior art, there is bar on the wire cable insulating surface of appearance
The even problem deficiency of line, irregular colour, the main object of the present invention are to provide a kind of preparation method of high fire-retardance PVC Masterbatch.
The invention provides a kind of preparation method of high fire-retardance PVC Masterbatch, comprise the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus pvc resin powder and Tissuemat E, high speed are pre-
Mixed, the screw speed is 460RPM~550RPM, and temperature is set as 24 DEG C~35 DEG C, and the time is 630s~950s；Then plus
Enter powdered whiting and pigment, premix at a high speed, the screw speed is 380RPM~450RPM, and temperature is set as 25 DEG C~30
DEG C, the time is 550s~850s, obtains premix；
(2) batch mixing：Add plasticizer into premix, short time mixed at high speed, the screw speed be 360RPM~
450RPM, temperature are set as 24 DEG C~31 DEG C, and the time is 430s~550s, obtains base-material；
(3) by base-material extrusion molding；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold；
(5) pelletizing.
Preferably, in step (1), the scattered technique of the premix is first to add pvc resin powder and polyethylene
Wax, premix at a high speed, the screw speed be 480RPM~520RPM, and temperature is set as 28 DEG C~33 DEG C, the time for 720s~
810s；Then powdered whiting and pigment are added, is premixed at a high speed, the screw speed is 400RPM~420RPM, and temperature is set
For 25 DEG C~30 DEG C, the time is 600s~750s, obtains premix.
Preferably, in step (2), the technique of the batch mixing is：Plasticizer is added into premix, the short time is mixed at a high speed
Close, the screw speed is 400RPM~420RPM, and temperature is set as 25 DEG C~28 DEG C, and the time is 450s~510s, obtains base
Material.
Preferably, in step (3), the extrusion temperature is 175 DEG C~180 DEG C.
Preferably, in step (4), the water-cooling process is：PVC material is stood into 5s in 20 DEG C~50 DEG C of flowing water
~10s, water velocity are 10L/min~50L/min.
Preferably, the air-cooled technique is：Gas flow temperature is 30 DEG C~60 DEG C, and blow-time is 0.2s~0.5s, air pressure
For 1.2MPa~2.0MPa.
Preferably, in step (5), the pelleter rotating speed is 250~350r/min.
Preferably, the PVC masterbatch is made up of the material of following parts by weight：2~5 parts of powdered whiting, Tissuemat E 1~
3 parts, 1~2 part of plasticizer, 55~70 parts of pvc resin powder, 25~35 parts of pigment.
The present invention does not have special requirement to the species of pigment, can be that is, affiliated neck known to one of ordinary skill in the art
The conventional pigment in domain, such as described pigment can be pigment yellow 001, pigment yellow 042, pigment blue 16, naphthol green 50, pigment violet 2, face
Expect at least one of red 254, pigment black 2, pigment brown 23, pigment orange 16.
Compared with prior art, the present invention has following technique effect：
The present invention can be improved by adjusting the charging sequence of material and the hybrid technique of material within the most short time
The dispersing uniformity of material, simply, stably, efficiently, improve production efficiency so that the Masterbatch being prepared has dispersiveness
The advantages of energy is good, strong coloring force, solves original PVC color masterbatch when high fire-retardance PVC cable produces, the color of appearance is not
Uniformity problem, reduce the waste product of client, realize and improve product qualification rate and other effects, can be widely applied for PVC cable
Insulation coloring field in.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
A kind of preparation method of high fire-retardance PVC Masterbatch, comprises the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus 55 parts of pvc resin powders and 1 part of Tissuemat E,
Premix at a high speed, the screw speed is 500RPM, and temperature is set as 30 DEG C, time 750s；Then 2 parts of powdered whitings are added
With 30 parts of pigment yellows 001, premix at a high speed, the screw speed is 410RPM, and temperature is set as 28 DEG C, time 720s, obtained
Premix；
(2) batch mixing：1 part of plasticizer is added into premix, short time mixed at high speed, the screw speed is 410RPM,
Temperature is set as 26 DEG C, time 480s, obtains base-material；
(3) by base-material extrusion molding, the extrusion temperature is 176 DEG C.；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold, PVC material is stood into 8s, water in 40 DEG C of flowing water
Flow velocity degree is 30L/min, and the air-cooled technique is：Gas flow temperature is 50 DEG C, blow-time 0.3s, air pressure 1.8MPa.；
(5) pelletizing in pelleter by PVC material, the pelleter rotating speed are 300r/min.
Embodiment 2
A kind of preparation method of high fire-retardance PVC Masterbatch, comprises the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus 70 parts of pvc resin powders and 2 parts of Tissuemat Es,
Premix at a high speed, the screw speed is 480RPM, and temperature is set as 33 DEG C, time 720s；Then 3 parts of powdered whitings are added
With 25 parts of pigment blue 1s 6, premix at a high speed, the screw speed is 400RPM, and temperature is set as 25 DEG C, time 600s, obtained pre-
Batch mixing；
(2) batch mixing：2 parts of plasticizer are added into premix, short time mixed at high speed, the screw speed is 420RPM,
Temperature is set as 25 DEG C, time 450s, obtains base-material；
(3) by base-material extrusion molding, the extrusion temperature is 180 DEG C；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold, PVC material is stood in 50 DEG C of flowing water 5s~
10s, water velocity 10L/min, the air-cooled technique are：Gas flow temperature is 30 DEG C, blow-time 0.2s, and air pressure is
2.0MPa；
(5) pelletizing in pelleter by PVC material, the pelleter rotating speed are 250r/min.
Embodiment 3
A kind of preparation method of high fire-retardance PVC Masterbatch, comprises the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus 60 parts of pvc resin powders and 3 parts of Tissuemat Es,
Premix at a high speed, the screw speed is 520RPM, and temperature is set as 28 DEG C, time 810s；Then 5 parts of powdered whitings are added
With 35 parts of naphthol greens 50, premix at a high speed, the screw speed is 420RPM, and temperature is set as 30 DEG C, time 750s, obtained pre-
Batch mixing；
(2) batch mixing：1 part of plasticizer is added into premix, short time mixed at high speed, the screw speed is 400RPM,
Temperature is set as 28 DEG C, time 510s, obtains base-material；
(3) by base-material extrusion molding, the extrusion temperature is 175 DEG C；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold, PVC material is stood in 20 DEG C of flowing water 5s~
10s, water velocity 50L/min, the air-cooled technique are：Gas flow temperature is 60 DEG C, blow-time 0.5s, and air pressure is
1.2MPa；
(5) pelletizing in pelleter by PVC material, the pelleter rotating speed are 350r/min.
Embodiment 4
A kind of preparation method of high fire-retardance PVC Masterbatch, comprises the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus 55 parts of pvc resin powders and 2 parts of Tissuemat Es,
Premix at a high speed, the screw speed is 550RPM, and temperature is set as 24 DEG C, time 950s；Then plus 3 parts enter powdered whiting
With 28 parts of pigment yellows 042, premix at a high speed, the screw speed is 380RPM~450RPM, and temperature is set as 25 DEG C, and the time is
550s, obtain premix；
(2) batch mixing：1 part of plasticizer is added into premix, short time mixed at high speed, the screw speed is 420RPM,
Temperature is set as 25 DEG C, time 510s, obtains base-material；
(3) by base-material extrusion molding, the extrusion temperature is 175 DEG C；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold, PVC material is stood into 10s, water in 20 DEG C of flowing water
Flow velocity degree is 45L/min, and the air-cooled technique is：Gas flow temperature is 45 DEG C, blow-time 0.3s, air pressure 1.5MPa.；
(5) pelletizing in pelleter by PVC material, the pelleter rotating speed are 250~350r/min.
Embodiment 5
A kind of preparation method of high fire-retardance PVC Masterbatch, comprises the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus 65 parts of pvc resin powders and 1.5 parts of polyethylene
Wax, premix at a high speed, the screw speed is 460RPM, and temperature is set as 35 DEG C, time 630s；Then 4 parts of heavy carbons are added
Sour calcium and 25 parts of paratoneres 254, premix at a high speed, the screw speed is 380RPM~450RPM, and temperature is set as 30 DEG C, the time
For 850s, premix is obtained；
(2) batch mixing：2 parts of plasticizer are added into premix, short time mixed at high speed, the screw speed is 400RPM,
Temperature is set as 28 DEG C, time 450s, obtains base-material；
(3) by base-material extrusion molding, the extrusion temperature is 180 DEG C；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold, PVC material is stood into 5s, water in 50 DEG C of flowing water
Flow velocity degree is 50L/min, and the air-cooled technique is：Gas flow temperature is 30 DEG C~60 DEG C, blow-time 0.4s, and air pressure is
1.8MPa.；
(5) pelletizing in pelleter by PVC material, the pelleter rotating speed are 250~350r/min.
Foregoing description is only the description to section Example of the present invention, not to any restriction of the scope of the invention, one's own profession
The those of ordinary skill of industry can make improvement or modification according to the present invention to above-described embodiment, but belong to present invention protection model
Enclose.
Claims (8)
1. a kind of preparation method of high fire-retardance PVC Masterbatch, it is characterised in that comprise the following steps：
(1) premix is carried out by high speed banbury to disperse：First plus pvc resin powder and Tissuemat E, high speed premix, institute
It is 460RPM~550RPM to state screw speed, and temperature is set as 24 DEG C~35 DEG C, and the time is 630s~950s；Then heavy is added
Calcium carbonate and pigment, premix at a high speed, the screw speed is 380RPM~450RPM, and temperature is set as 25 DEG C~30 DEG C, the time
For 550s~850s, premix is obtained；
(2) batch mixing：Plasticizer, short time mixed at high speed are added into premix, the screw speed is 360RPM~450RPM,
Temperature is set as 24 DEG C~31 DEG C, and the time is 430s~550s, obtains base-material；
(3) by base-material extrusion molding；
(4) cooling air-drying：The laggard sector-style of PVC material water cooling is cold；
(5) pelletizing.
2. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that in step (1), institute
The scattered technique of premix is stated first to add pvc resin powder and Tissuemat E, is premixed at a high speed, the screw speed is
480RPM~520RPM, temperature are set as 28 DEG C~33 DEG C, and the time is 720s~810s；Then powdered whiting and face are added
Material, premix at a high speed, the screw speed be 400RPM~420RPM, and temperature is set as 25 DEG C~30 DEG C, the time for 600s~
750s, obtain premix.
3. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that in step (2), institute
The technique for stating batch mixing is：Add plasticizer into premix, short time mixed at high speed, the screw speed be 400RPM~
420RPM, temperature are set as 25 DEG C~28 DEG C, and the time is 450s~510s, obtains base-material.
4. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that in step (3), institute
Extrusion temperature is stated as 175 DEG C~180 DEG C.
5. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that in step (4), institute
Stating water-cooling process is：PVC material is stood into 5s~10s in 20 DEG C~50 DEG C of flowing water, water velocity is 10L/min~50L/
min；
The air-cooled technique is：Gas flow temperature is 30 DEG C~60 DEG C, and blow-time be 0.2s~0.5s, air pressure for 1.2MPa~
2.0MPa。
6. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that in step (5), institute
It is 250~350r/min to state pelleter rotating speed.
7. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that the PVC masterbatch by with
The material of lower parts by weight is made：2~5 parts of powdered whiting, 1~3 part of Tissuemat E, 1~2 part of plasticizer, powdery polyvinyl chloride
55~70 parts of resin, 25~35 parts of pigment.
8. the preparation method of high fire-retardance PVC Masterbatch according to claim 1, it is characterised in that the pigment is selected from face
Material Huang 001, pigment yellow 042, pigment blue 16, naphthol green 50, pigment violet 2, paratonere 254, pigment black 2, pigment brown 23, pigment orange
At least one of 16.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110540719A (en) * | 2019-09-10 | 2019-12-06 | 成都菲斯特新材料有限公司 | Coloring master batch for PVC electric power and electrician sleeve and preparation method thereof |
| CN111471255A (en) * | 2020-06-02 | 2020-07-31 | 安徽卡洛塑业科技有限公司 | Silica-graphene modified color master batch and preparation method thereof |
| CN117986771A (en) * | 2024-02-02 | 2024-05-07 | 湖南联塑科技实业有限公司 | Mixing method of PVC raw material and application of PVC raw material in preparation of related products |
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