CN106046840A - Heat resistant type wood plastic material for computer desk and preparation method thereof - Google Patents

Heat resistant type wood plastic material for computer desk and preparation method thereof Download PDF

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Publication number
CN106046840A
CN106046840A CN201610620551.7A CN201610620551A CN106046840A CN 106046840 A CN106046840 A CN 106046840A CN 201610620551 A CN201610620551 A CN 201610620551A CN 106046840 A CN106046840 A CN 106046840A
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China
Prior art keywords
parts
plastic material
plastics
heat resistant
rotating speed
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Pending
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CN201610620551.7A
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Chinese (zh)
Inventor
袁伟男
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Hefei Civil And Military Information Technology Co Ltd
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Hefei Civil And Military Information Technology Co Ltd
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Priority to CN201610620551.7A priority Critical patent/CN106046840A/en
Publication of CN106046840A publication Critical patent/CN106046840A/en
Pending legal-status Critical Current

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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
    • C08L97/00—Compositions of lignin-containing materials
    • C08L97/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • 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
    • 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
    • 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
    • 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
    • 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
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Chemical And Physical Treatments For Wood And The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention relates to a heat resistant type wood plastic material for a computer desk. The heat resistant type wood plastic material is prepared from the following raw materials in parts by weight: 2 to 2.4 parts of nanometer crystalline cellulose, 2 to 3 parts of aerosil, 10 to 13 parts of HDPE, 0.2 to 0.5 part of sebacic acid, 1 to 1.5 parts of antioxidant 1010, 0.5 to 0.8 part of zinc stearate, 1 to 2 parts of zirconium phosphate, 1 to 2 parts of porous graphitic carbon, 30 to 35 parts of wood flour, 3 to 5 parts of PE plastics, 12 to 16 parts of PP plastics, 5 to 7 parts of water and 6 to 9 parts of strengthening auxiliary agents. The wood plastic material has the advantages that the zirconium phosphate, the aerosil and the porous graphitic carbon are added, so that the heat resistant performance of the material is improved; the rigidity and the impact resistance are improved; the anti-soil and oil-proof performance is also realized; through the use of the strengthening auxiliary agents, the strength of the wood plastic material can be enhanced.

Description

A kind of heat resistant type computer desk Wood-plastic material and preparation method thereof
Technical field
The invention belongs to wood plastic composite field, particularly relate to a kind of heat resistant type computer desk Wood-plastic material and preparation thereof Method.
Background technology
In recent years the most exhausted along with global resources, social environment consciousness is the most surging, proposes Wood products application more High request.In this context, wood plastic composite is this can play the advantage of each component in material, overcomes because timber is strong Spend that low, variability is big and the organic material elastic modelling quantity use limitation caused such as low, can make full use of again discarded timber and Plastics.Use Wood-plastic material as computer desk table top, heat resisting temperature can not only be improved, reduce cost, improve security performance, and It is capable of a lot of additional function.
Summary of the invention
It is an object of the invention to provide a kind of heat resistant type computer desk Wood-plastic material and preparation method thereof, this Wood-plastic material Heat-resist, rigidity and resistance to impact are good, also have anti-soil oil preventing performance.
Technical scheme is as follows:
A kind of heat resistant type computer desk Wood-plastic material, it is characterised in that be prepared by the raw materials in: nanocrystal fiber Element 2-2.4, aerosil 2-3, HDPE10-13, decanedioic acid 0.2-0.5, antioxidant 1010 1-1.5, zinc stearate 0.5-0.8, zirconium phosphate 1-2, porous graphitic carbon 1-2, wood powder 30-35, PE plastics 3-5, PP plastics 12-16, water 5-7, enhancing help Agent 6-9；
Described reinforcing aids is prepared by the raw materials in: graphene oxide 0.5-0.8, glycidyl methacrylate 0.8-1.2, maleic anhydride 0.7-0.9, polypropylene 6-8, styrene 0.6-0.9, cumyl peroxide 0.03-0.06, acetic acid Ethyl ester 1-2, ethanol 1-2, ptfe micropowder 0.5-0.8, plastic-steel fabric 0.6-0.9；Preparation method is: by ethyl acetate, Ethanol mixes, and adds glycidyl methacrylate, maleic anhydride, styrene, stirs 10-15 minute, add oxidation stone Ink alkene, ptfe micropowder, plastic-steel fabric, add cumyl peroxide, be heated to 70-80 DEG C, stir 10-20 after stirring Minute, add other residual componentss, stir 20-30 minute, be again heated to 120-130 DEG C, stir 20-30 minute, be re-fed into In parallel Twin screw extruder, at 180-190 DEG C, extruding pelletization under 200-250rpm rotating speed, to obtain final product.
The preparation method of described heat resistant type computer desk Wood-plastic material, it is characterised in that comprise the following steps:
(1) nanocrystal cellulose, aerosil being added to the water, stirring obtains slurry, wood powder, porous graphitic carbon is mixed Close, while seethe stirring limit to spray into described slurry, dry, obtain modified wood powder；
(2) modified wood powder, PE plastics, HDPE are sent in mixer, 80-90 DEG C, mix 7-9 under 200-250rpm rotating speed and divide Clock, is re-fed in parallel Twin screw extruder, at 150-160 DEG C, extruding pelletization under 200-250rpm rotating speed, obtains granule；
(3) by PP plastics, zirconium phosphate, decanedioic acid mixing, send in mixer, 80-90 DEG C, mix under 200-250rpm rotating speed 6-8 minute, it is re-fed in parallel Twin screw extruder, at 170-190 DEG C, extruding pelletization under 250-280rpm rotating speed, obtains Grain；
(4) granule that (2nd) step and (3rd) step obtain is mixed with other residual componentss, send into conical double screw extruder, turn Speed is adjusted to 30-40rpm, and temperature is 140-160 DEG C, and extrusioning shaping to obtain final product.
Beneficial effects of the present invention
Wood-plastic material of the present invention with the addition of zirconium phosphate, aerosil, porous graphitic carbon, adds the thermostability of material, carries High rigidity and resistance to impact, also have anti-soil oil preventing performance；The reinforcing aids of the application of the invention, by increasing capacitance it is possible to increase wood plastic The intensity of material.
Detailed description of the invention
A kind of heat resistant type computer desk Wood-plastic material, is made up of the raw material of following weight portion (kilogram): nanocrystal fiber Element 2.2, aerosil 2.4, HDPE12, decanedioic acid 0.4, antioxidant 1010 1.3, zinc stearate 0.6, zirconium phosphate 1.4, porous graphitic carbon 1.5, wood powder 33, PE plastics 4, PP plastics 14, water 67, reinforcing aids 7；
Described reinforcing aids is made up of the raw material of following weight portion (kilogram): graphene oxide 0.6, methyl propenoic acid glycidyl Ester 1, maleic anhydride 0.8, polypropylene 7, styrene 0.7, cumyl peroxide 0.05, ethyl acetate 1.5, ethanol 1.5, poly-four Fluorothene micropowder 0.7, plastic-steel fabric 0.7；Preparation method is: by ethyl acetate, ethanol mixing, add Glycidyl methacrylate sweet Grease, maleic anhydride, styrene, stir 13 minutes, add graphene oxide, ptfe micropowder, plastic-steel fabric, stirring Rear addition cumyl peroxide, is heated to 75 DEG C, stirs 15 minutes, adds other residual componentss, stirs 25 minutes, then adds Heat, to 125 DEG C, stirs 25 minutes, is re-fed in parallel Twin screw extruder, at 185 DEG C, extruding pelletization under 230rpm rotating speed, i.e. ?.
The preparation method of described heat resistant type computer desk Wood-plastic material, comprises the following steps:
(1) nanocrystal cellulose, aerosil being added to the water, stirring obtains slurry, wood powder, porous graphitic carbon is mixed Close, while seethe stirring limit to spray into described slurry, dry, obtain modified wood powder；
(2) modified wood powder, PE plastics, HDPE are sent in mixer, 85 DEG C, mix 8 minutes under 230rpm rotating speed, be re-fed into In parallel Twin screw extruder, at 155 DEG C, extruding pelletization under 230rpm rotating speed, obtain granule；
(3) by PP plastics, zirconium phosphate, decanedioic acid mixing, send in mixer, 85 DEG C, mix 7 minutes under 230rpm rotating speed, It is re-fed in parallel Twin screw extruder, at 180 DEG C, extruding pelletization under 260rpm rotating speed, obtains granule；
(4) granule that (2nd) step and (3rd) step obtain is mixed with other residual componentss, send into conical double screw extruder, turn Speed is adjusted to 35rpm, and temperature is 150 DEG C, and extrusioning shaping to obtain final product.
Experimental data:
With reference to GB/T17657-1999；GB/T24137-2009, the performance indications that detection obtains the present embodiment Wood-plastic material are as follows:
Hot strength 16MPa
Elongation at break 3.2%
Modulus of elasticity in static bending 1830MPa
MOR 14MPa
Impact strength 5.2J/
Around curvature≤0.15%
Burst size of methanal≤0.5mg/L.

Claims (2)

1. a heat resistant type computer desk Wood-plastic material, it is characterised in that be prepared by the raw materials in: nanocrystal is fine Dimension element 2-2.4, aerosil 2-3, HDPE10-13, decanedioic acid 0.2-0.5, antioxidant 1010 1-1.5, zinc stearate 0.5-0.8, zirconium phosphate 1-2, porous graphitic carbon 1-2, wood powder 30-35, PE plastics 3-5, PP plastics 12-16, water 5-7, enhancing help Agent 6-9；
Described reinforcing aids is prepared by the raw materials in: graphene oxide 0.5-0.8, glycidyl methacrylate 0.8-1.2, maleic anhydride 0.7-0.9, polypropylene 6-8, styrene 0.6-0.9, cumyl peroxide 0.03-0.06, acetic acid Ethyl ester 1-2, ethanol 1-2, ptfe micropowder 0.5-0.8, plastic-steel fabric 0.6-0.9；Preparation method is: by ethyl acetate, Ethanol mixes, and adds glycidyl methacrylate, maleic anhydride, styrene, stirs 10-15 minute, add oxidation stone Ink alkene, ptfe micropowder, plastic-steel fabric, add cumyl peroxide, be heated to 70-80 DEG C, stir 10-20 after stirring Minute, add other residual componentss, stir 20-30 minute, be again heated to 120-130 DEG C, stir 20-30 minute, be re-fed into In parallel Twin screw extruder, at 180-190 DEG C, extruding pelletization under 200-250rpm rotating speed, to obtain final product.
The preparation method of heat resistant type computer desk Wood-plastic material the most according to claim 1, it is characterised in that include following Step:
(1) nanocrystal cellulose, aerosil being added to the water, stirring obtains slurry, wood powder, porous graphitic carbon is mixed Close, while seethe stirring limit to spray into described slurry, dry, obtain modified wood powder；
(2) modified wood powder, PE plastics, HDPE are sent in mixer, 80-90 DEG C, mix 7-9 under 200-250rpm rotating speed and divide Clock, is re-fed in parallel Twin screw extruder, at 150-160 DEG C, extruding pelletization under 200-250rpm rotating speed, obtains granule；
(3) by PP plastics, zirconium phosphate, decanedioic acid mixing, send in mixer, 80-90 DEG C, mix under 200-250rpm rotating speed 6-8 minute, it is re-fed in parallel Twin screw extruder, at 170-190 DEG C, extruding pelletization under 250-280rpm rotating speed, obtains Grain；
(4) granule that (2nd) step and (3rd) step obtain is mixed with other residual componentss, send into conical double screw extruder, turn Speed is adjusted to 30-40rpm, and temperature is 140-160 DEG C, and extrusioning shaping to obtain final product.
CN201610620551.7A 2016-08-02 2016-08-02 Heat resistant type wood plastic material for computer desk and preparation method thereof Pending CN106046840A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610620551.7A CN106046840A (en) 2016-08-02 2016-08-02 Heat resistant type wood plastic material for computer desk and preparation method thereof

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Application Number Priority Date Filing Date Title
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CN106046840A true CN106046840A (en) 2016-10-26

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107353658A (en) * 2016-12-25 2017-11-17 重庆领略科技有限公司 A kind of computer desk
CN109370028A (en) * 2018-09-20 2019-02-22 南方科技大学 Method for improving heat distortion temperature of polyolefin, polyolefin composite material obtained by method and application of polyolefin composite material

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101077916A (en) * 2007-03-17 2007-11-28 李大正 Wood-plastic material and producing method thereof
CN101475749A (en) * 2009-01-09 2009-07-08 杨孝乾 Plastic-wood plate and preparation thereof
CN104672939A (en) * 2013-11-27 2015-06-03 辽宁辽杰科技有限公司 Antistatic anti-aging plastic-wood composite material board and preparation method thereof

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101077916A (en) * 2007-03-17 2007-11-28 李大正 Wood-plastic material and producing method thereof
CN101475749A (en) * 2009-01-09 2009-07-08 杨孝乾 Plastic-wood plate and preparation thereof
CN104672939A (en) * 2013-11-27 2015-06-03 辽宁辽杰科技有限公司 Antistatic anti-aging plastic-wood composite material board and preparation method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107353658A (en) * 2016-12-25 2017-11-17 重庆领略科技有限公司 A kind of computer desk
CN109370028A (en) * 2018-09-20 2019-02-22 南方科技大学 Method for improving heat distortion temperature of polyolefin, polyolefin composite material obtained by method and application of polyolefin composite material
CN109370028B (en) * 2018-09-20 2021-09-07 南方科技大学 Method for improving heat distortion temperature of polyolefin, polyolefin composite material obtained by method and application of polyolefin composite material

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Application publication date: 20161026