CN105061851A - Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof - Google Patents
Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof Download PDFInfo
- Publication number
- CN105061851A CN105061851A CN201510461170.4A CN201510461170A CN105061851A CN 105061851 A CN105061851 A CN 105061851A CN 201510461170 A CN201510461170 A CN 201510461170A CN 105061851 A CN105061851 A CN 105061851A
- Authority
- CN
- China
- Prior art keywords
- long fiber
- reinforced polyolefin
- polyolefin
- wood
- plastic composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
-
- 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
- B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
- B29B7/22—Component parts, details or accessories; Auxiliary operations
- B29B7/28—Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—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
- 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
- C08L23/12—Polypropene
-
- 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
-
- 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
-
- 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
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- 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)
- Manufacturing & Machinery (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a long fiber reinforced polyolefin wood-plastic composite material and a preparation method thereof. The polyolefin wood-plastic composite material is composed of polyolefin resin, a long fiber reinforced polyolefin granular material or long fiber reinforced polyolefin strip material, a compatilizer, a coupling agent, wood powder and inorganic filler. The preparation method includes: subjecting the materials to mixing in a banbury mixer, then sending the material into an extruder to conduct extrusion and grain cutting or extrusion molding of product, or sending the material into an injection molding machine to perform injection molding. Adding of the long fiber reinforced polyolefin composite material provided by the invention can greatly improve the strength, stiffness, toughness, hardness and other mechanical properties of the wood-plastic composite material, thereby effectively enhancing the stiffness, toughness, surface hardness, nail-holding power and the like of wood-plastic boards and profile products. By means of the mixer, the long fiber reinforced polyolefin composite material or other recovered materials and wood powder, the inorganic filler and other materials can be mixed evenly. The wood-plastic material itself is reinforced, and has better performance and wider scope of application.
Description
Technical field
The invention belongs to wood plastic composite and preparing technical field thereof, specifically a kind of long fiber-reinforced polyolefin wood plastic composite and preparation method thereof.
Background technology
Polyolefin wood-plastic composite typically refers to polyethylene, polypropylene or both blends for base-material, adds the biomass fillers such as wood powder, bamboo powder, powdered rice hulls, mineral filler, the polyolefin-based wood plastic composite that lubricant and interface modifier etc. are formed.In toughness, environmental protection and fire emission etc., be better than polyvinyl chloride based wood-plastic composite material, be now widely used in indoor and outdoor floor, wallboard, guardrail, fence, flower case, seat etc.
The mechanical properties such as existing common wood-plastic composite intensity, rigidity, toughness and hardness are lower, cause the rigidity of Wood plastic boards, profiled material goods, toughness, surface hardness and nail-holding ability etc. poor.
Patent CN104073012A, disclose a kind of basalt long fiber enhancing wood to mould and preparation method thereof, comprise surface modification basalt long fiber, granulation, extrude three steps, by the basalt long fibre Wesy through surface modification treatment in enhancing Wood-plastic material, consistency is good, basalt long fiber inserts the tapping in the 3rd district and the 4th district respectively, through the 3rd district, the middle short fiber of 3 ~ 10mm is cut into compared with multifilament, through the 4th district, the shearing force that macrofiber is subject to is less, staple length is generally 10 ~ 20mm, so, the basalt fibre of 3 ~ 20mm is just distributed in Wood-plastic profiles, in conjunction with the parts by weight of each component of choose reasonable, the flexural strength of the finished product, bending elastic modulus, the mechanical properties such as resistance to impact shock are obtained for significant lifting.The mixing elements of this method forcing machine mainly considers that continuous print silvalin enters in forcing machine to be needed retain enough length and set, and melting effect is limited, is difficult to resin, wood powder, mineral filler, blending in of fibers even.
Patent CN104070663A, discloses the technique that continuous fiber strengthens wood plastic product, it is characterized in that: comprise the following steps: 1) long fiber reinforcement PP sheet material is carried out surperficial flame treating; 2) by PVC wood plastic particle and the sheet material coextrusion mold through upper step process.Prepare wood plastic product relative to traditional, under the Wood model compound products prepared of this invention ensures decorative effect prerequisite, Mechanical Properties of Products is excellent, and product is dimensional stabilizing in use procedure out of doors.Goods prepared by the method can be applied to structural shapes field, such as plank road floor, fence, log cabin etc., thus the use face of widening wood plastic composite, social and economic benefits and good.But this method is just by PVC wood plastic particle and continuous lod PP sheet material coextrusion mold composite sheet, and Wood-plastic material does not strengthen self.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of long fiber-reinforced polyolefin wood plastic composite and preparation method thereof, long fiber-reinforced polyolefin matrix material add the mechanical properties such as intensity, rigidity, toughness and the hardness that greatly can improve wood plastic composite, thus effectively improve Wood plastic boards, the rigidity of profiled material goods, toughness, surface hardness and nail-holding ability etc.; Long fiber-reinforced polyolefin matrix material or its reclaimed materials can be mixed with the unclassified stores such as wood powder, mineral filler is well-proportioned by Banbury mixer by the present invention; Wood-plastic material itself obtains enhancing, and make its performance better, range of application is wider.
For achieving the above object, the present invention is achieved by the following technical solutions:
A kind of long fiber-reinforced polyolefin wood plastic composite, is made up of the raw material of following masses per-cent:
Polyolefin resin: 30 ~ 70%
Long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material: 10 ~ 40%
Compatilizer: 0 ~ 10%
Coupling agent: 0.1 ~ 1%
Wood powder: 10 ~ 30%
Mineral filler: 0 ~ 20%.
Described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material are made up of the raw material of following masses per-cent:
Polyolefin resin: 40 ~ 70%
Fiber: 30 ~ 60%.
Described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material prepare by the following method: continuous print fibrous bundle is after the pre-dissipation of heat of preheat roll, by dipping die head after the polyolefin resin dipping of the melting in it, per os mold forming, obtain continuous lod polyolefine bar or band, cut into bulk goods or strip material.
The polyolefin resin of described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material is polypropylene or polyethylene or its reclaimed materials, and described fiber is glass fibre, basalt fibre or carbon fiber.
Described polyolefin resin is polypropylene or polyethylene or its reclaimed materials.
Described compatilizer is maleic anhydride grafted polyethylene or maleic anhydride inoculated polypropylene; Described coupling agent is silane coupling agent or titanate coupling agent; Described mineral filler is calcium carbonate or talcum powder.
Prepare a method for described long fiber-reinforced polyolefin wood plastic composite, comprise the following steps:
1) required wood powder and mineral filler are dried;
2) wood powder after drying and mineral filler and coupling agent are mixed;
3) polyolefin resin, long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material and compatilizer are joined in Banbury mixer mixing;
4) after polyolefin resin, long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material and compatilizer melting, by step 2) described in wood powder, mineral filler and coupling agent join in Banbury mixer mixing;
5) mixing complete after discharging, granulation, pellet is delivered in forcing machine extrude pelletizing or product extrusion shaping or deliver to injection moulding in injection moulding machine.
The temperature of described Banbury mixer chamber is 150 ~ 230 DEG C.
The temperature of described extruder barrel is 140 ~ 230 DEG C.
The temperature of described injection moulding machine machine barrel is 140 ~ 230 DEG C.
Beneficial effect of the present invention is as follows:
Long fiber-reinforced polyolefin wood plastic composite of the present invention is compared with existing polyolefin wood-plastic composite, long fiber-reinforced polyolefin matrix material add the mechanical properties such as intensity, rigidity, toughness and the hardness that greatly can improve wood plastic composite, thus effectively improve Wood plastic boards, the rigidity of profiled material goods, toughness, surface hardness and nail-holding ability etc.; The present invention can very equably by long fiber-reinforced polyolefin matrix material or its reclaimed materials and the unclassified stores such as wood powder, mineral filler Homogeneous phase mixing by Banbury mixer; Wood-plastic material itself have also been obtained enhancing, and make its performance better, range of application is wider.
Embodiment:
Below in conjunction with embodiment, the present invention is described further; what be necessary to herein means out is that the present embodiment is only used to further illustrate the present invention; can not be interpreted as limiting the scope of the invention, the person skilled in the art in this field can make some nonessential improvement and adjustment according to the content of the invention described above.
What deserves to be explained is, the number of following examples and comparative example material used is massfraction, and the density of high density polyethylene(HDPE) is 0.945g/cm
3, the particle diameter order number of wood powder is 100 orders, and the particle diameter of calcium carbonate is 10 microns.
Embodiment 1
Formula:
High density polyethylene(HDPE), 41.5%;
Long glass fiber reinforced polyethylene strip material (length 8mm, fibre content 50%, preparation method: continuous print glass fiber bundle is after the pre-dissipation of heat of preheat roll, by dipping die head after the polyvinyl resin dipping of the melting in it, through platypelloid type mouth mold forming, obtain continuous lod polyethylene, then the strip material that length is 8mm is cut into, dispersion roller preheating temperature: 190 DEG C, dipping die head temperature: 190 DEG C), 20.0%;
Wood powder, 20%;
Calcium carbonate, 10%;
Titanate coupling agent, 0.5%;
Maleic anhydride grafted polyethylene, 8.0%.
Preparation method:
1) required wood powder, calcium carbonate are dried, the drying in oven at 80 DEG C 4 hours;
2) wood powder after drying and calcium carbonate and titanate coupling agent are added in high-speed mixer (stirring velocity is: 500rpm) mix, mixing time 10 minutes;
3) join in Banbury mixer mixing after high density polyethylene(HDPE), long glass fiber reinforced polyethylene strip material and maleic anhydride grafted polyethylene being mixed, Banbury mixer Chamber temperature 190 DEG C, mixing time 3 minutes;
4) after high density polyethylene(HDPE), long glass fiber reinforced polyethylene strip material and maleic anhydride grafted polyethylene melting, by step 2) described in wood powder and titanate coupling agent join in Banbury mixer mixing, mixing time 10 minutes;
5) mixing complete after discharging, granulation, pellet being delivered to injection moulding in injection moulding machine is mechanical property batten, and the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 150 DEG C, 190 DEG C, 190 DEG C.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 36.39MPa; Flexural strength: 58.66MPa; Shock strength: 8.15kJ/m
2; Hardness (HD): 65.67.
Embodiment 2
Formula:
High density polyethylene(HDPE), 36.5%;
Long glass fiber reinforced polyethylene bulk goods (length 50mm, fibre content 50%, preparation method: continuous print glass fiber bundle is after the pre-dissipation of heat of preheat roll, by dipping die head after the polyvinyl resin dipping of the melting in it, through cylinder shape mouth mold forming, obtain continuous lod polyethylene strip, then the bulk goods that length is 50mm is cut into, dispersion roller preheating temperature: 210 DEG C, dipping die head temperature: 210 DEG C), 25.0%;
Wood powder, 30.0%;
Silicon ester coupling agent, 0.5%;
Maleic anhydride grafted polyethylene, 8.0%.
Preparation method: Banbury mixer Chamber temperature 210 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 150 DEG C, 210 DEG C, 210 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 44.79MPa; Flexural strength: 59.8MPa; Shock strength: 8.32kJ/m
2; Hardness (HD): 70.
Embodiment 3
Formula:
High density polyethylene(HDPE), 59.5%;
Long glass fiber reinforced polyethylene strip material (length 5mm, fibre content 50%, preparation method: Cutting Length is 5mm, and all the other are identical with embodiment 1), 10.0%;
Wood powder, 30.0%;
Silane coupling agent, 0.5%.
Preparation method: Banbury mixer Chamber temperature 170 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 140 DEG C, 170 DEG C, 170 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 31.27MPa; Flexural strength: 41.7MPa; Shock strength: 5.4kJ/m
2; Hardness (HD): 64.33.
Embodiment 4
Formula:
Polypropylene, 30%;
Long glass fiber-reinforced polypropylene strip material (length 8mm, fibre content 50%, preparation method: identical with embodiment 1), 40.0%;
Wood powder, 19.5%;
Silane coupling agent, 0.5%;
Maleic anhydride inoculated polypropylene, 10.0%.
Preparation method: Banbury mixer Chamber temperature 230 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 160 DEG C, 230 DEG C, 230 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 47.01MPa; Flexural strength: 50.80MPa; Shock strength: 8.80kJ/m
2; Hardness (HD): 75.41.
Embodiment 5
Formula:
Polypropylene, 50%;
Long glass fiber-reinforced polypropylene bulk goods (length 50mm, fibre content 50%, preparation method: identical with embodiment 2), 25.0%;
Wood powder, 16.0%;
Silane coupling agent, 1.0%;
Maleic anhydride inoculated polypropylene, 8.0%.
Preparation method: Banbury mixer Chamber temperature 210 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 150 DEG C, 210 DEG C, 210 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 48.97MPa; Flexural strength: 55.23MPa; Shock strength: 9.4kJ/m
2; Hardness (HD): 76.25.
Embodiment 6
Formula:
Polypropylene, 70%;
Long glass fiber-reinforced polypropylene bulk goods (length 5mm, fibre content 50%, preparation method: Cutting Length 5mm, all the other are identical with embodiment 2), 10.0%;
Wood powder, 13.9%;
Titanate coupling agent, 0.1%;
Maleic anhydride inoculated polypropylene, 6.0%.
Preparation method: Banbury mixer Chamber temperature 190 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 140 DEG C, 190 DEG C, 190 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 41.36MPa; Flexural strength: 48.48MPa; Shock strength: 8.30kJ/m
2; Hardness (HD): 68.46.
Embodiment 7
Formula:
Polypropylene, 40%;
Long glass fiber-reinforced polypropylene bulk goods (length 8mm, fibre content 50%, preparation method: Cutting Length is 8mm, identical with embodiment 2), 20.0%;
Wood powder, 20.0%;
Talcum powder, 9%
Titanate coupling agent, 1.0%;
Maleic anhydride inoculated polypropylene, 10.0%.
Preparation method: Banbury mixer Chamber temperature 230 DEG C, the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 160 DEG C, 230 DEG C, 230 DEG C, all the other are identical with embodiment 1.
Through the long fiber-reinforced polyolefin wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 45.27MPa; Flexural strength: 52.39MPa; Shock strength: 8.4kJ/m
2; Hardness (HD): 70.98.
Comparative example 1:
Formula:
High density polyethylene(HDPE), 61.5%;
Wood powder, 30.0%;
Silicon ester coupling agent, 0.5%;
Maleic anhydride grafted polyethylene, 8.0%.
Preparation method:
1) required wood powder is dried, the drying in oven at 80 DEG C 4 hours;
2) wood powder after drying and silane coupling agent are added in high-speed mixer (stirring velocity is: 500rpm) and mix, mixing time 10 minutes;
3) join in Banbury mixer mixing after high density polyethylene(HDPE) and maleic anhydride grafted polyethylene being mixed, Banbury mixer Chamber temperature 190 DEG C, mixing time 3 minutes;
4) after high density polyethylene(HDPE) and maleic anhydride grafted polyethylene melting, by step 2) described in wood powder and silane coupling agent join in Banbury mixer mixing, Banbury mixer Chamber temperature 190 DEG C, mixing time 10 minutes;
5) mixing complete after discharging, granulation, pellet being delivered to injection moulding in injection moulding machine is mechanical property batten, and the design temperature of the feeding section of injection moulding machine machine barrel, fluxing zone, anti-saliva section is followed successively by: 150 DEG C, 190 DEG C, 190 DEG C.
Through the wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 25.88MPa; Flexural strength: 32.84MPa; Shock strength: 4.52kJ/m
2; Hardness (HD): 56.
Comparative example 2:
Formula:
Polypropylene, 60%;
Wood powder, 20%;
Calcium carbonate, 9%;
Silane coupling agent, 1%;
Maleic anhydride inoculated polypropylene, 10%.
Preparation method: identical with comparative example 1.
Through the wood plastic composite that aforesaid method prepares, its mechanical property is as follows: tensile strength: 26.00MPa; Flexural strength: 36.66MPa; Shock strength: 4.72kJ/m
2; Hardness (HD): 50.
Comparing embodiment 1-3 and comparative example 1, its polyolefin resin is high density polyethylene(HDPE), and in embodiment 1-3, the mechanical property of embodiment 3 is minimum, but also large than comparative example 1; The mechanical property of embodiment 2 is best, and its tensile strength, flexural strength, shock strength, hardness are 1.73 times, 1.82 times, 1.84 times, 1.30 times of comparative example 1 respectively.
Comparing embodiment 4-7 and comparative example 2, its polyolefin resin is polypropylene, and in embodiment 4-7, the mechanical property of embodiment 6 is minimum, but also large than comparative example 2; The mechanical property of embodiment 5 is best, its tensile strength, flexural strength, shock strength, hardness be 1.88 times, 1.51 times, 1.99 times, 1.36 times of comparative example 2 respectively.
Claims (10)
1. a long fiber-reinforced polyolefin wood plastic composite, is characterized in that: be made up of the raw material of following masses per-cent:
Polyolefin resin: 30 ~ 70%
Long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material: 10 ~ 40%
Compatilizer: 0 ~ 10%
Coupling agent: 0.1 ~ 1%
Wood powder: 10 ~ 30%
Mineral filler: 0 ~ 20%.
2. a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 1, is characterized in that: described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material are made up of the raw material of following masses per-cent:
Polyolefin resin: 40 ~ 70%
Fiber: 30 ~ 60%.
3. a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 2, it is characterized in that: described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material prepare by the following method: continuous print fibrous bundle is after the pre-dissipation of heat of preheat roll, by dipping die head after the polyolefin resin dipping of the melting in it, per os mold forming, obtain continuous lod polyolefine bar or band, cut into bulk goods or strip material.
4. a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 2, it is characterized in that: the polyolefin resin of described long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material is polypropylene or polyethylene or its reclaimed materials, and described fiber is glass fibre, basalt fibre or carbon fiber.
5. a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 1, is characterized in that: described polyolefin resin is polypropylene or polyethylene or its reclaimed materials.
6. a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 1, is characterized in that: described compatilizer is maleic anhydride grafted polyethylene or maleic anhydride inoculated polypropylene; Described coupling agent is silane coupling agent or titanate coupling agent; Described mineral filler is calcium carbonate or talcum powder.
7. prepare a method for long fiber-reinforced polyolefin wood plastic composite according to claim 1, it is characterized in that: comprise the following steps:
1) required wood powder and mineral filler are dried;
2) wood powder after drying and mineral filler and coupling agent are mixed;
3) polyolefin resin, long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material and compatilizer are joined in Banbury mixer mixing;
4) after polyolefin resin, long fiber-reinforced polyolefin bulk goods or long fiber-reinforced polyolefin strip material and compatilizer melting, by step 2) described in wood powder, mineral filler and coupling agent join in Banbury mixer mixing;
5) mixing complete after discharging, granulation, pellet is delivered in forcing machine extrude pelletizing or product extrusion shaping or deliver to injection moulding in injection moulding machine.
8. the preparation method of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 7, is characterized in that: the temperature of described Banbury mixer chamber is 150 ~ 230 DEG C.
9. the preparation method of a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 7, is characterized in that: the temperature of described extruder barrel is 140 ~ 230 DEG C.
10. the preparation method of a kind of long fiber-reinforced polyolefin wood plastic composite as claimed in claim 7, is characterized in that: the temperature of described injection moulding machine machine barrel is 140 ~ 230 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510461170.4A CN105061851A (en) | 2015-07-31 | 2015-07-31 | Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510461170.4A CN105061851A (en) | 2015-07-31 | 2015-07-31 | Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105061851A true CN105061851A (en) | 2015-11-18 |
Family
ID=54491390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510461170.4A Pending CN105061851A (en) | 2015-07-31 | 2015-07-31 | Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105061851A (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065194A (en) * | 2016-06-12 | 2016-11-02 | 王海刚 | A kind of wood plastic composite of continuous lod and preparation method thereof |
| CN106349509A (en) * | 2016-08-26 | 2017-01-25 | 桐城市钰锦塑料包装有限公司 | Fiber-base wood-plastic composite material |
| CN107286468A (en) * | 2017-07-07 | 2017-10-24 | 湖州中林国际贸易有限公司 | A kind of Wood-plastic floor preparation method of high load |
| CN108586879A (en) * | 2018-05-11 | 2018-09-28 | 佛山市上利丰装饰材料有限公司 | The preparation method of antistatic plastic wood sheet |
| CN109054417A (en) * | 2018-05-21 | 2018-12-21 | 浙江格林特木塑材料有限公司 | A kind of Wood-plastic profiles and preparation method thereof |
| CN110105667A (en) * | 2019-05-27 | 2019-08-09 | 王飞 | Fiberglass-reinforcepolypropylene polypropylene plastic and its production technology for automotive upholstery |
| CN110396244A (en) * | 2019-07-31 | 2019-11-01 | 黄山华塑新材料科技有限公司 | The PP Wood plastic composite and preparation method fire-retardant, low-temperature impact resistance toughness is excellent |
| CN111098466A (en) * | 2019-12-26 | 2020-05-05 | 苏州市爱司特塑胶五金有限公司 | Injection molding process of carbon fiber polypropylene composite material |
| CN112300594A (en) * | 2020-11-17 | 2021-02-02 | 吉林禾迪科技有限公司 | High-nail-holding-power biomass filling composite material and preparation method thereof |
| WO2021196265A1 (en) * | 2020-03-30 | 2021-10-07 | 安徽森泰木塑科技地板有限公司 | Indoor floor based on polyolefin biomass composite material and manufacturing method for indoor floor |
| CN113512213A (en) * | 2021-05-20 | 2021-10-19 | 绍兴市柯桥区东纺纺织产业创新研究院 | Preparation method of long glass fiber reinforced polypropylene wood-plastic composite material for automotive interior |
| CN113789029A (en) * | 2021-09-29 | 2021-12-14 | 杭州师范大学 | Preparation method of wood-plastic composite material |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812236A (en) * | 2010-04-02 | 2010-08-25 | 惠东美新塑木型材制品有限公司 | Long glass fiber reinforced plastic wood composite section and preparation method thereof |
| CN102002178A (en) * | 2010-12-10 | 2011-04-06 | 南京聚锋新材料有限公司 | Continuous long fiber reinforced polyolefin plastic wood composite material and preparation method thereof |
| US20110245380A1 (en) * | 2008-01-15 | 2011-10-06 | RheTech, Inc. | Cellulosic inclusion thermoplastic composition and molding thereof |
| CN104693606A (en) * | 2015-03-11 | 2015-06-10 | 宁波家联塑料科技有限公司 | Plant fiber-reinforced polypropylene composite material and preparation method thereof, and application of plant fiber-reinforced polypropylene composite material in preparation of automobile components |
-
2015
- 2015-07-31 CN CN201510461170.4A patent/CN105061851A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110245380A1 (en) * | 2008-01-15 | 2011-10-06 | RheTech, Inc. | Cellulosic inclusion thermoplastic composition and molding thereof |
| US20140024746A1 (en) * | 2008-01-15 | 2014-01-23 | RheTech, Inc. | Cellulosic inclusion thermoplastic composition and molding thereof |
| CN101812236A (en) * | 2010-04-02 | 2010-08-25 | 惠东美新塑木型材制品有限公司 | Long glass fiber reinforced plastic wood composite section and preparation method thereof |
| CN102002178A (en) * | 2010-12-10 | 2011-04-06 | 南京聚锋新材料有限公司 | Continuous long fiber reinforced polyolefin plastic wood composite material and preparation method thereof |
| CN104693606A (en) * | 2015-03-11 | 2015-06-10 | 宁波家联塑料科技有限公司 | Plant fiber-reinforced polypropylene composite material and preparation method thereof, and application of plant fiber-reinforced polypropylene composite material in preparation of automobile components |
Non-Patent Citations (4)
| Title |
|---|
| 冯孝中: "《高分子材料》", 8 February 2007, 哈尔滨工业大学出版社 * |
| 杨鸣波等: "《塑料成型工艺学》", 30 June 2014, 中国轻工业出版社 * |
| 秦志国: "玻璃纤维/木粉/聚丙烯三相复合材料结构与性能研究", 《中国优秀硕士论文全文数据库 工程科技Ⅰ期》 * |
| 苏州旭光: "PPGF30(PP10)", 《百度文库》 * |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106065194A (en) * | 2016-06-12 | 2016-11-02 | 王海刚 | A kind of wood plastic composite of continuous lod and preparation method thereof |
| CN106349509A (en) * | 2016-08-26 | 2017-01-25 | 桐城市钰锦塑料包装有限公司 | Fiber-base wood-plastic composite material |
| CN107286468B (en) * | 2017-07-07 | 2020-06-09 | 泾县凡泽科技服务有限公司 | Preparation method of high-load wood-plastic floor |
| CN107286468A (en) * | 2017-07-07 | 2017-10-24 | 湖州中林国际贸易有限公司 | A kind of Wood-plastic floor preparation method of high load |
| CN108586879A (en) * | 2018-05-11 | 2018-09-28 | 佛山市上利丰装饰材料有限公司 | The preparation method of antistatic plastic wood sheet |
| CN109054417A (en) * | 2018-05-21 | 2018-12-21 | 浙江格林特木塑材料有限公司 | A kind of Wood-plastic profiles and preparation method thereof |
| CN110105667A (en) * | 2019-05-27 | 2019-08-09 | 王飞 | Fiberglass-reinforcepolypropylene polypropylene plastic and its production technology for automotive upholstery |
| CN110396244A (en) * | 2019-07-31 | 2019-11-01 | 黄山华塑新材料科技有限公司 | The PP Wood plastic composite and preparation method fire-retardant, low-temperature impact resistance toughness is excellent |
| CN111098466A (en) * | 2019-12-26 | 2020-05-05 | 苏州市爱司特塑胶五金有限公司 | Injection molding process of carbon fiber polypropylene composite material |
| WO2021196265A1 (en) * | 2020-03-30 | 2021-10-07 | 安徽森泰木塑科技地板有限公司 | Indoor floor based on polyolefin biomass composite material and manufacturing method for indoor floor |
| CN112300594A (en) * | 2020-11-17 | 2021-02-02 | 吉林禾迪科技有限公司 | High-nail-holding-power biomass filling composite material and preparation method thereof |
| CN113512213A (en) * | 2021-05-20 | 2021-10-19 | 绍兴市柯桥区东纺纺织产业创新研究院 | Preparation method of long glass fiber reinforced polypropylene wood-plastic composite material for automotive interior |
| CN113789029A (en) * | 2021-09-29 | 2021-12-14 | 杭州师范大学 | Preparation method of wood-plastic composite material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105061851A (en) | Long fiber reinforced polyolefin wood-plastic composite material and preparation method thereof | |
| CN1077837C (en) | Resin and wood fiber composite profile extrusion method | |
| CN104130529B (en) | A kind of high rigid, low density PVC wood plastic foamed board and preparation method thereof | |
| CN102924939B (en) | Waste tire rubber powder-filled plastic wood profile and preparation method thereof | |
| CN106065194A (en) | A kind of wood plastic composite of continuous lod and preparation method thereof | |
| WO2013020346A1 (en) | High-strength wear-resistant plastic-wood composite material and preparation method thereof | |
| CN102911454B (en) | PVC (polyvinyl chloride)/ABS (acrylonitrile butadiene styrene copolymer)/CPE (chlorinated polyethylene) pipe with high impact resistance and method for preparing same | |
| CN102558894A (en) | Method for preparing wood-like mould composite material | |
| CN103753787B (en) | A kind of preparation method of the wood plastic composite for door and window | |
| CN104231646A (en) | Preparation method of high-strength wood-plastic composite material and high-strength wood-plastic composite material | |
| CN106479057A (en) | A kind of low-density and high-strength modified polypropylene material and production method | |
| CN103351557A (en) | PVC wood-plastic composite material and machine shaping method thereof | |
| CN104530692A (en) | Preparation method of high-strength toughened nylon | |
| CN103450530A (en) | Nanoparticle composite material | |
| CN103291068A (en) | High-strength, high-tenacity and high-hardness plastic building template and producing method thereof | |
| CN104194123B (en) | The preparation method of polyacrylonitrile fibre/high-density polyethylene composite material | |
| CN105001657A (en) | Environmentally-friendly wood fiber reinforced PVC composite template and production method thereof | |
| CN102757656B (en) | Elastomer modified plastic-wood composite board and preparation method thereof | |
| CN110408223A (en) | A kind of Moisture-proof corrosion-proof wood plastic composite and preparation method thereof | |
| CN107418084A (en) | A kind of PVC wood plastic composite decorating board | |
| CN106967250A (en) | The composition and its application method of a kind of long fiber reinforcement thermoplasticity molding compound | |
| Sozen et al. | The effects of lignocellulosic fillers on mechanical, morphological and thermal properties of wood polymer composites | |
| CN106496765B (en) | A kind of lightweight high specific strength modified polypropylene material and preparation method thereof | |
| KR102055974B1 (en) | Composite and method for preparing the same | |
| CN105037868A (en) | Method of preparing wood-plastic composite material with carbon fiber production waste material as reinforcing fiber |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151118 |
|
| RJ01 | Rejection of invention patent application after publication |