CN104960107A - Preparation method for polypropylene coloring masterbatches - Google Patents
Preparation method for polypropylene coloring masterbatches Download PDFInfo
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- CN104960107A CN104960107A CN201510387521.1A CN201510387521A CN104960107A CN 104960107 A CN104960107 A CN 104960107A CN 201510387521 A CN201510387521 A CN 201510387521A CN 104960107 A CN104960107 A CN 104960107A
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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
- B29B9/00—Making granules
- B29B9/02—Making granules by dividing preformed material
- B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
- B29B9/065—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion under-water, e.g. underwater pelletizers
-
- 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
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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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
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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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
-
- 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
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/14—Copolymers of propene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L83/00—Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon only; Compositions of derivatives of such polymers
- C08L83/04—Polysiloxanes
-
- 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
- B29C2948/9259—Angular velocity
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method for polypropylene coloring masterbatches, and belongs to the technical field of plastic additives. The method comprises the following steps of A, mixing: adding 25 to 40 parts by weight of a polypropylene random copolymer and 10 to 20 parts by weight of a dispersant into a high-speed mixer, performing pre-mixing for 3 to 6min, adding 10 to 18 parts by weight of nanometer montmorillonite, 3 to 8 parts by weight of a pigment, 2 to 5 parts by weight of an antibacterial agent, 2 to 5 parts by weight of a light stabilizer, 0.1 to 0.8 part by weight of cerium oxide and 2 to 8 parts by weight of an enhanced improver, continually performing mixing for 20 to 35min, and performing discharging, wherein the enhanced improver is nanometer silicon; B, extruding; C, granulating and packaging. The prepared coloring masterbatches have the advantages of high resistance to high temperature, high processability and capability of endowing a product with long service life and wide application range.
Description
Technical field
The present invention relates to a kind of color concentrate, particularly relate to a kind of preparation method of polypropylene color masterbatch, belong to plastic additive technical field.
Background technology
Polypropylene pipe is compared with the pipelines such as traditional cast iron pipe, coating steel pipe, pipe of cement, there is energy-saving material-saving, environmental protection, high-strength light, corrosion-resistant, the advantage such as inner wall smooth non-scaling, construction and maintenance is easy, long service life, be widely used in building industry, municipal administration, industry and the agriculture fields such as building water supply and drainage, town and country plumbing, gas, electric power and cable jacket, industrial fluids conveying, agricultural irrigation.
Polypropylene water pipe of the prior art is generally PPR water pipe, is divided into hot-water line and cold water pipe, and hot-water line requires that resistance to elevated temperatures is good, and at least 90 DEG C, oxidative resistance is good, to extend service life, avoids frequent replacing; Cold water pipe requires that resistance to low temperature is good, can not break under limiting temperature.Cold water pipe of the prior art and hot-water line are difficult to have concurrently not only high temperature resistant but also low temperature resistant, also obscured because groups of people can not distinguish the service condition of hot water pipe in its actual use, hot-water line can be used for cold water pipe, and cold water pipe can not be used for hot-water line, obscuring of using can cause resource not optimally to configure, and even threatens the safety of people.
It is CN104059300A that State Intellectual Property Office discloses a publication number on September 24th, 2014, name is called " the resistance to warm water tube of a kind of PPR ", disclosed in this patent, water pipe raw material comprises the raw material of following weight portion: vector resin 60 ~ 80 parts, LLDPE10 ~ 30 part, butyl rubber 1 ~ 6 part, the special color concentrate of PPR pipe 3 ~ 8 parts.Color masterbatch is made up of the raw material of following weight portion: vector resin 40 ~ 60 parts, pigment 35 ~ 55 parts, Macrogol 2000 .5 ~ 5 part, 0.1 ~ 3 part, antioxidant, ultra-violet absorber UVP-3270.1 ~ 1 part, antiseptic 0.1 ~ 3 part, described pigment is the mixture of white, black and yellow uitramarine, and its ratio is 5:2:1.In actual use, the processing characteristics of goods is good not, and high-temperature resistant result is bad for this patent.
Summary of the invention
The present invention is intended to solve in prior art, high temperature resistant masterbatch in use, processing characteristics is good not, the problem that high-temperature resistant result is bad, a kind of polypropylene color masterbatch and preparation method thereof is proposed, the main processing aid being used as polypropylene thermal water pipe, improves the processing characteristics of goods and high temperature resistant, weather-proof performance.
In order to realize foregoing invention object, technical scheme of the present invention is as follows:
A preparation method for polypropylene color masterbatch, is characterized in that: comprise the following steps:
A. batch mixing
Take by weight 25 ~ 40 parts of atactic copolymerized polypropenes and 10 ~ 20 parts of dispersants are added in high speed mixer, after premix 3 ~ 6min, add the nano imvite 10 ~ 18 parts, pigment 3 ~ 8 parts, antiseptic 2 ~ 5 parts, light stabilizer 2 ~ 5 parts, cerium oxide 0.1 ~ 0.8 part and the reinforced modifier 2 ~ 8 parts that take by weight, discharging after continuation mixing 20 ~ 35min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 80 ~ 90 DEG C, 105 ~ 110 DEG C, 125 ~ 135 DEG C, 130 ~ 140 DEG C, 125 ~ 135 DEG C, and extruder die head temperature is 125 ~ 135 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
In above-mentioned steps, described dispersant is polysiloxane.
Particle diameter≤the 60nm of described nano imvite.
Described antiseptic is at least one in maleic anhydride multipolymer, polyvinyl acetate, silver ion antimicrobial agent.
Described light stabilizer is at least one in titanium dioxide, zinc oxide, salicylate, benzophenone.
The rotating speed of described double screw extruder is 200 ~ 220r/min, and motor speed is 20 ~ 30r/min.
Beneficial effect of the present invention:
1) compared with high temperature resistant masterbatch of the prior art, the present invention is combined with specific proportioning by nano imvite and selecting of atactic copolymerized polypropene, fundamentally improve the resistance to elevated temperatures of masterbatch, make finished product water pipe can be used for hot water and cold water, expand range of application; Make the masterbatch that obtains in use, good processability, heat-resisting quantity is good, does not separate out, and the security that user uses is higher.
2) the preferred polysiloxane of dispersant of the present invention, compare conventional low-molecular-weight Tissuemat E, its temperature tolerance is high, can not become separate out in process, occur the problem of bubble, and has double effects that is wetting and dispersion.
3) be also added with antiseptic in the present invention, in anti-antipriming pipe, bacteria breed causes the problem of plugging, and due to part water pipe expose in atmosphere, after sunlight irradiates, easy embrittlement and affect service life, the present invention also added light stabilizer, improves the service life of water pipe.
Detailed description of the invention
Embodiment 1
A kind of preparation method of polypropylene color masterbatch is as follows:
A. batch mixing
Take by weight 25 parts of atactic copolymerized polypropenes and 10 parts of dispersants are added in high speed mixer, after premix 3min, add the nano imvite 10 parts, pigment 3 parts, antiseptic 2 parts, light stabilizer 2 parts, cerium oxide 0.1 part and the reinforced modifier 2 parts that take by weight, discharging after continuation mixing 20min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 80 DEG C, 105 DEG C, 125 DEG C, 140 DEG C, 133 DEG C, and extruder die head temperature is 135 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
Embodiment 2
A preparation method for polypropylene color masterbatch, comprises the following steps:
A. batch mixing
Take by weight 40 parts of atactic copolymerized polypropenes and 20 parts of dispersants are added in high speed mixer, after premix 6min, add the nano imvite 18 parts, pigment 8 parts, antiseptic 5 parts, light stabilizer 5 parts, cerium oxide 0.8 part and the reinforced modifier 8 parts that take by weight, discharging after continuation mixing 35min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 90 DEG C, 110 DEG C, 135 DEG C, 130 DEG C, 125 DEG C, and extruder die head temperature is 125 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
Embodiment 3
A preparation method for polypropylene color masterbatch, comprises the following steps:
A. batch mixing
Take by weight 30 parts of atactic copolymerized polypropenes and 15 parts of dispersants are added in high speed mixer, after premix 4min, add the nano imvite 12 parts, pigment 5 parts, antiseptic 3 parts, light stabilizer 3 parts, cerium oxide 0.5 part and the reinforced modifier 5 parts that take by weight, discharging after continuation mixing 30min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 85 DEG C, 108 DEG C, 130 DEG C, 135 DEG C, 128 DEG C, and extruder die head temperature is 130 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
In the present embodiment, dispersant is polysiloxane.
Embodiment 4
A preparation method for polypropylene color masterbatch, comprises the following steps:
A. batch mixing
Take by weight 35 parts of atactic copolymerized polypropenes and 10 ~ 20 parts of dispersants are added in high speed mixer, after premix 5min, add the nano imvite 12 parts, pigment 6 parts, antiseptic 4 parts, light stabilizer 3 parts, cerium oxide 0.7 part and the reinforced modifier 6 parts that take by weight, discharging after continuation mixing 25min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 82 DEG C, 108 DEG C, 132 DEG C, 138 DEG C, 127 DEG C, and extruder die head temperature is 130 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
In the present embodiment, dispersant is polysiloxane, and the particle diameter of nano imvite is 60nm.
Embodiment 5
The difference of the present embodiment and embodiment 4 is: in the present embodiment, the particle diameter of nano imvite is 50nm.
Embodiment 6
A preparation method for polypropylene color masterbatch, comprises the following steps:
A. batch mixing
Take by weight 35 parts of atactic copolymerized polypropenes and 10 ~ 20 parts of dispersants are added in high speed mixer, after premix 5min, add the nano imvite 12 parts, pigment 3 parts, antiseptic 3 parts, light stabilizer 3 parts, cerium oxide 0.7 part and the reinforced modifier 6 parts that take by weight, discharging after continuation mixing 25min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 85 DEG C, 105 DEG C, 130 DEG C, 133 DEG C, 128 DEG C, and extruder die head temperature is 130 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
In the present embodiment, dispersant is polysiloxane; The particle diameter of nano imvite is 40nm;
Antiseptic is the mixture of maleic anhydride multipolymer, polyvinyl acetate.
Light stabilizer is titanium dioxide.
Embodiment 7
The difference of the present embodiment and embodiment 6 is:
Antiseptic is silver ion antimicrobial agent.
Light stabilizer is the mixture of zinc oxide, salicylate, benzophenone.
The rotating speed of double screw extruder is 200r/min, and motor speed is 20r/min.
Embodiment 8
The difference of the present embodiment and embodiment 7 is:
Nano imvite particle diameter is 40nm.
Antiseptic is the mixture of maleic anhydride multipolymer and polyvinyl acetate.
Light stabilizer is the mixture of zinc oxide and salicylate.
The rotating speed of double screw extruder is 220r/min, and motor speed is 30r/min.
Claims (6)
1. a preparation method for polypropylene color masterbatch, is characterized in that: comprise the following steps:
A. batch mixing
Take by weight 25 ~ 40 parts of atactic copolymerized polypropenes and 10 ~ 20 parts of dispersants are added in high speed mixer, after premix 3 ~ 6min, add the nano imvite 10 ~ 18 parts, pigment 3 ~ 8 parts, antiseptic 2 ~ 5 parts, light stabilizer 2 ~ 5 parts, cerium oxide 0.1 ~ 0.8 part and the reinforced modifier 2 ~ 8 parts that take by weight, discharging after continuation mixing 20 ~ 35min; Described reinforced modifier is nano-silicon;
B. extrude
Material mixed for steps A is transferred to double screw extruder, and each warm area temperature of extruder is: 80 ~ 90 DEG C, 105 ~ 110 DEG C, 125 ~ 135 DEG C, 130 ~ 140 DEG C, 125 ~ 135 DEG C, and extruder die head temperature is 125 ~ 135 DEG C;
C. granulation, packaging
By the strand extruded after the cooling of cooling pond, through granulator granulation, the particle length of granulation is no more than 3cm; Be cooled to normal temperature after granulation to pack.
2. the preparation method of polypropylene color masterbatch as claimed in claim 1, is characterized in that: described dispersant is polysiloxane.
3. the preparation method of polypropylene color masterbatch as claimed in claim 1, is characterized in that: the particle diameter≤60nm of described nano imvite.
4. the preparation method of polypropylene color masterbatch as claimed in claim 1, is characterized in that: described antiseptic is at least one in maleic anhydride multipolymer, polyvinyl acetate, silver ion antimicrobial agent.
5. the preparation method of polypropylene color masterbatch as claimed in claim 1, is characterized in that: described light stabilizer is at least one in titanium dioxide, zinc oxide, salicylate, benzophenone.
6. the preparation method of polypropylene color masterbatch as claimed in claim 1, it is characterized in that: in step B, the rotating speed of described double screw extruder is 200 ~ 220r/min, and motor speed is 20 ~ 30r/min.
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| CN201510387521.1A CN104960107A (en) | 2015-07-06 | 2015-07-06 | Preparation method for polypropylene coloring masterbatches |
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| CN201510387521.1A CN104960107A (en) | 2015-07-06 | 2015-07-06 | Preparation method for polypropylene coloring masterbatches |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556617A (en) * | 2017-09-28 | 2018-01-09 | 成都天航智虹知识产权运营管理有限公司 | The preparation method of polypropylene color masterbatch |
| TWI837686B (en) * | 2021-06-01 | 2024-04-01 | 馬來西亞商美思妲化妝品有限公司 | Antiviral polypropylene non-woven fabric and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172939A (en) * | 2013-02-07 | 2013-06-26 | 胡君 | Macromolecule color masterbatch and preparation method thereof |
| CN104497424A (en) * | 2014-12-05 | 2015-04-08 | 成都菲斯特化工有限公司 | Coloring masterbatch for PPR tube and preparation method of coloring masterbatch |
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2015
- 2015-07-06 CN CN201510387521.1A patent/CN104960107A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172939A (en) * | 2013-02-07 | 2013-06-26 | 胡君 | Macromolecule color masterbatch and preparation method thereof |
| CN104497424A (en) * | 2014-12-05 | 2015-04-08 | 成都菲斯特化工有限公司 | Coloring masterbatch for PPR tube and preparation method of coloring masterbatch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107556617A (en) * | 2017-09-28 | 2018-01-09 | 成都天航智虹知识产权运营管理有限公司 | The preparation method of polypropylene color masterbatch |
| TWI837686B (en) * | 2021-06-01 | 2024-04-01 | 馬來西亞商美思妲化妝品有限公司 | Antiviral polypropylene non-woven fabric and preparation method thereof |
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