CN104861334A - Nanometer silica modified polyvinyl chloride composite material - Google Patents
Nanometer silica modified polyvinyl chloride composite material Download PDFInfo
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- CN104861334A CN104861334A CN201410826641.2A CN201410826641A CN104861334A CN 104861334 A CN104861334 A CN 104861334A CN 201410826641 A CN201410826641 A CN 201410826641A CN 104861334 A CN104861334 A CN 104861334A
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- Prior art keywords
- composite material
- nanometer silica
- modified polyvinyl
- silica modified
- chloride composite
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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
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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
-
- C—CHEMISTRY; METALLURGY
- 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
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/22—Halogen free composition
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a nanometer silica modified polyvinyl chloride composite material. The composite material comprises, by mass, 50-75% of polyvinyl chloride, 5-10% of chlorinated polyethylene, 2-10% of nanometer silica, 5-8% of butadiene-acrylonitrile rubber, 6-9% of melamine cyanurate, 5-10% of DEHP, 0.5-1.5% of a calcium and zinc stabilizer, 0.5-1% of calcium stearate, 0.1-0.5% of an aluminum and titanium composite coupling agent and 0.1-0.5% of an antioxidant, and the particle size of the nanometer silica is 20-80nm. The nanometer silica modified polyvinyl chloride composite material has the advantages of excellent impact toughness, excellent processability, good heat stability, high strength, strong wear and corrosion resistance, and excellent halogen-free flame retardation performance.
Description
Technical field
The present invention relates to technical field of polymer materials, specifically a kind of nanometer silica modified polyvinyl-chloride composite material.
Background technology
Polyvinyl chloride (PVC) is the thermoplastic resin be polymerized under initiator effect by vinylchlorid, is the homopolymer of vinylchlorid.Polyvinyl chloride is the white powder of amorphous structure, and the degree of branching is less, and molecular weight is generally in 50,000 ~ 120,000 scopes, there is larger polymolecularity, without definite melting point, 80 DEG C ~ 85 DEG C start to soften, and 130 DEG C become viscoelastic state, 160 DEG C ~ 180 DEG C start to change viscous state into, there is good mechanical property, about tensile strength 60MPa, shock strength 5 ~ 10kJ/m2, but also there are excellent dielectric properties, be a kind of material of having many uses.But the poor heat stability of polyvinyl chloride, not easily to process, generally can not be used directly, usually need to carry out modification mixture, add related auxiliaries, as thermo-stabilizer, fire retardant, toughener etc., to improve its performance and application scope.
Summary of the invention
The object of the present invention is to provide a kind of nanometer silica modified polyvinyl-chloride composite material of high comprehensive performance.
The technical solution adopted for the present invention to solve the technical problems is: a kind of nanometer silica modified polyvinyl-chloride composite material, and its component by mass percent proportioning is: polyvinyl chloride 50% ~ 75%, chlorinatedpolyethylene 5% ~ 10%, nano silicon 2% ~ 10%, paracril 5% ~ 8%, melamine cyanurate 6% ~ 9%, DEHP 5% ~ 10%, calcium zinc stabilizer 0.5% ~ 1.5%, calcium stearate 0.5% ~ 1%, aluminium titanium composite coupler 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 0.5%.
The mean polymerisation degree of described polyvinyl chloride 800 ~ 1200, weight-average molecular weight 50000 ~ 120000, granularity is in 100 ~ 300 order scopes.
The particle diameter of described nano silicon is in 20 ~ 80nm scope.
Described DEHP is plasticizer phthalic acid two (2-ethylhexyl) ester.
Described oxidation inhibitor is that four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol esters are or/and β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid octadecanol ester.
The preparation method of above-mentioned a kind of nanometer silica modified polyvinyl-chloride composite material, comprises the following steps:
(1), each component is taken by weight ratio;
(2), nano silicon and aluminium titanium composite coupler are added in high-speed mixer, to stir according to rotating speed 1500 ~ 3000r/min and after being heated to 80 DEG C ~ 120 DEG C, keep stirring 20 ~ 50min, then be discharged in low speed cooling mixing machine, stir by 50 ~ 80r/min rotating speed, when material is cooled to 60 DEG C ~ 80 DEG C, add other component again, continue stirring 20 ~ 30min, to be mixed evenly after, discharging;
(3), the material that step (3) obtains is added twin screw extruder to carry out plastifying air-cooled granulation, control twin screw extruder temperature 155 DEG C ~ 185 DEG C, screw speed in 20 ~ 60r/min scope, obtain described a kind of nanometer silica modified polyvinyl-chloride composite material.
The invention has the beneficial effects as follows, the present invention has excellent toughness and processing characteristics, and Heat stability is good, and intensity is high, and wear resistant corrosion resistant is strong, and halogen-free flameproof performance is excellent.
Embodiment
Technical scheme of the present invention is further illustrated below in conjunction with concrete preferred embodiment.
Embodiment 1:
A kind of nanometer silica modified polyvinyl-chloride composite material, its component by mass percent proportioning is: polyvinyl chloride 50%, chlorinatedpolyethylene 10%, nano silicon 10%, paracril 8%, melamine cyanurate 9%, DEHP 10%, calcium zinc stabilizer 1%, calcium stearate 1%, aluminium titanium composite coupler 0.5%, four [β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester 0.5%, the mean polymerisation degree of described polyvinyl chloride is 800 ~ 1200, weight-average molecular weight is 50000 ~ 120000, granularity is in 100 ~ 300 order scopes, the particle diameter of described nano silicon is in 20 ~ 80nm scope.
Preparation method: (1), take each component by weight ratio; (2), nano silicon and aluminium titanium composite coupler are added in high-speed mixer, to stir according to rotating speed 1500 ~ 3000r/min and after being heated to 80 DEG C ~ 120 DEG C, keep stirring 20 ~ 50min, then be discharged in low speed cooling mixing machine, stir by 50 ~ 80r/min rotating speed, when material is cooled to 60 DEG C ~ 80 DEG C, add other component again, continue stirring 20 ~ 30min, to be mixed evenly after, discharging; (3), the material that step (3) obtains is added twin screw extruder to carry out plastifying air-cooled granulation, control twin screw extruder temperature 155 DEG C ~ 185 DEG C, screw speed in 20 ~ 60r/min scope, obtain described a kind of nanometer silica modified polyvinyl-chloride composite material.
Embodiment 2:
A kind of nanometer silica modified polyvinyl-chloride composite material, its component by mass percent proportioning is: polyvinyl chloride 75%, chlorinatedpolyethylene 5%, nano silicon 2%, paracril 5%, melamine cyanurate 6%, DEHP 5%, calcium zinc stabilizer 0.5%, calcium stearate 0.5%, aluminium titanium composite coupler 0.5%, β-(3, 5-di-tert-butyl-hydroxy phenyl) propionic acid octadecanol ester 0.5%, the mean polymerisation degree of described polyvinyl chloride is 800 ~ 1200, weight-average molecular weight is 50000 ~ 120000, granularity is in 100 ~ 300 order scopes, the particle diameter of described nano silicon is in 20 ~ 80nm scope.
Preparation method: (1), take each component by weight ratio; (2), nano silicon and aluminium titanium composite coupler are added in high-speed mixer, to stir according to rotating speed 1500 ~ 3000r/min and after being heated to 80 DEG C ~ 120 DEG C, keep stirring 20 ~ 50min, then be discharged in low speed cooling mixing machine, stir by 50 ~ 80r/min rotating speed, when material is cooled to 60 DEG C ~ 80 DEG C, add other component again, continue stirring 20 ~ 30min, to be mixed evenly after, discharging; (3), the material that step (3) obtains is added twin screw extruder to carry out plastifying air-cooled granulation, control twin screw extruder temperature 155 DEG C ~ 185 DEG C, screw speed in 20 ~ 60r/min scope, obtain described a kind of nanometer silica modified polyvinyl-chloride composite material.
Claims (4)
1. a nanometer silica modified polyvinyl-chloride composite material, it is characterized in that, its component by mass percent proportioning is: polyvinyl chloride 50% ~ 75%, chlorinatedpolyethylene 5% ~ 10%, nano silicon 2% ~ 10%, paracril 5% ~ 8%, melamine cyanurate 6% ~ 9%, DEHP 5% ~ 10%, calcium zinc stabilizer 0.5% ~ 1.5%, calcium stearate 0.5% ~ 1%, aluminium titanium composite coupler 0.1% ~ 0.5%, oxidation inhibitor 0.1% ~ 0.5%.
2. a kind of nanometer silica modified polyvinyl-chloride composite material according to claim 1, is characterized in that, the particle diameter of described nano silicon is in 20 ~ 80nm scope.
3. a kind of nanometer silica modified polyvinyl-chloride composite material according to claim 1, it is characterized in that, described oxidation inhibitor is four [β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid] pentaerythritol ester is or/and β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid octadecanol ester.
4. the preparation method of a kind of nanometer silica modified polyvinyl-chloride composite material according to claim 1, is characterized in that, comprise the following steps:
(1), each component is taken by weight ratio;
(2), nano silicon and aluminium titanium composite coupler are added in high-speed mixer, to stir according to rotating speed 1500 ~ 3000r/min and after being heated to 80 DEG C ~ 120 DEG C, keep stirring 20 ~ 50min, then be discharged in low speed cooling mixing machine, stir by 50 ~ 80r/min rotating speed, when material is cooled to 60 DEG C ~ 80 DEG C, add other component again, continue stirring 20 ~ 30min, to be mixed evenly after, discharging;
(3), the material that step (3) obtains is added twin screw extruder to carry out plastifying air-cooled granulation, control twin screw extruder temperature 155 DEG C ~ 185 DEG C, screw speed in 20 ~ 60r/min scope, obtain described a kind of nanometer silica modified polyvinyl-chloride composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410826641.2A CN104861334A (en) | 2014-12-29 | 2014-12-29 | Nanometer silica modified polyvinyl chloride composite material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410826641.2A CN104861334A (en) | 2014-12-29 | 2014-12-29 | Nanometer silica modified polyvinyl chloride composite material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104861334A true CN104861334A (en) | 2015-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410826641.2A Pending CN104861334A (en) | 2014-12-29 | 2014-12-29 | Nanometer silica modified polyvinyl chloride composite material |
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| Country | Link |
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| CN (1) | CN104861334A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694281A (en) * | 2016-02-03 | 2016-06-22 | 台州市峰源卫浴有限公司 | Wear-resistant modified PVC (polyvinyl chloride) for high-pressure pipe sheaths and production method thereof |
| CN109135096A (en) * | 2018-06-21 | 2019-01-04 | 江苏诺贝尔塑业有限公司 | A kind of wear-resisting PVC solid wall pipe and preparation method thereof |
| CN110477550A (en) * | 2019-09-11 | 2019-11-22 | 浙江华阳箱包皮件有限公司 | A kind of anti-wear nanometer luggage and its manufacturing process |
-
2014
- 2014-12-29 CN CN201410826641.2A patent/CN104861334A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105694281A (en) * | 2016-02-03 | 2016-06-22 | 台州市峰源卫浴有限公司 | Wear-resistant modified PVC (polyvinyl chloride) for high-pressure pipe sheaths and production method thereof |
| CN109135096A (en) * | 2018-06-21 | 2019-01-04 | 江苏诺贝尔塑业有限公司 | A kind of wear-resisting PVC solid wall pipe and preparation method thereof |
| CN110477550A (en) * | 2019-09-11 | 2019-11-22 | 浙江华阳箱包皮件有限公司 | A kind of anti-wear nanometer luggage and its manufacturing process |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150826 |
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| WD01 | Invention patent application deemed withdrawn after publication |