CN104513430A - Imitated rattan polypropylene foam material and preparation method thereof - Google Patents

Imitated rattan polypropylene foam material and preparation method thereof Download PDF

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Publication number
CN104513430A
CN104513430A CN201410770718.9A CN201410770718A CN104513430A CN 104513430 A CN104513430 A CN 104513430A CN 201410770718 A CN201410770718 A CN 201410770718A CN 104513430 A CN104513430 A CN 104513430A
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rattan
foam material
polypropylene foam
rattan imitating
foaming
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CN104513430B (en
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信春玲
何亚东
闫宝瑞
郑启涛
罗祎伟
吴申康
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Beijing University of Chemical Technology
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Beijing University of Chemical Technology
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122Hydrogen, oxygen, CO2, nitrogen or noble gases
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00Foams characterized by the expanding agent
    • C08J2203/18Binary blends of expanding agents
    • C08J2203/182Binary blends of expanding agents of physical blowing agents, e.g. acetone and butane
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/002Physical properties
    • C08K2201/003Additives being defined by their diameter
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00Properties characterising the ingredient of the composition
    • C08L2207/06Properties of polyethylene
    • C08L2207/066LDPE (radical process)

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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)
  • Materials Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

The present invention aims to provide a plastic foaming imitated rattan with excellent mechanical properties, low density, and similar appearance and performance as natural rattan and a preparation method thereof. The invention adopts an extrusion physical foaming method to prepare an imitated rattan foam product. Addition of polyethylene in polypropylene can improve the softness and foaming properties of a sample; addition of a proper amount of chemical foaming agent plays dual roles of foaming and core formation, and improves the quality of cells; addition of a proper amount of matting agent and flatting agent can control the surface quality of the sample, so that the foaming rattan has matte and weathered effects. The plastic foaming imitated rattan provided by the invention has the advantages of excellent performance, low cost, simple process, and high production efficiency.

Description

A kind of rattan imitating polypropylene foam material and preparation method thereof
Technical field
The invention belongs to field of high polymer material processing, particularly polymeric foamable material and preparation method thereof.
Background technology
Natural rattan has certain mechanical property, and its color and luster primitive simplicity and nature, be the main raw making up the daily necessitiess such as furniture, basket, case, frame.But natural rattan easily causes intensity to reduce after making moist, and easily mouldy, rotten, be therefore not suitable for using out of doors by the goods of its processing.A large amount of uses of natural rattan may cause ecological damage problem in addition, and the complex treatment process before braiding, therefore greatly limit its application in practice.
Macromolecular material has wide material sources, handling ease, and has the advantages such as higher force performance, light weight, is used widely, particularly the polyolefins such as polyethylene, polypropylene macromolecular material in articles for daily use.Outward appearance can be prepared expeditiously by simple production technique similar to natural rattan, the rattan imitating of excellent in mechanical performance, natural rattan can be replaced to use.
CN200910115819.1 discloses a kind of manufacture method of archaized napping splints, by the plastics of same color or different colours are added in forcing machine, obtain the threaded plastic of one or more different depth pigment figures, this threaded plastic is lowered the temperature through cooling trough, and with napper, threaded plastic is processed, make its surperficial tension and compression go out the short-term strip impression of irregular distribution, then the threaded plastic rolling of wharf's pavement quality is obtained rattan modelled after an antique.The method prepares rattan through wharf's pavement quality, although there is the harsh feeling of natural rattan on surface, macromolecular material itself incurs loss, and forms a large amount of defect on surface, causes material mechanical performance greatly to reduce.
CN200720114585.5 discloses a kind of PE foaming simulation cane, and this rattan is hollow string configuration, and Teng Bi has cellular hole, and rattan wall outside surface has asperities.The hollow structure that this rattan structure has reduces the mechanical property of material, and the thick resistance to bending performance of cellular pore space structure to rattan has considerable influence simultaneously, there will be obvious stress cracking and blushing, affect its result of use in braiding process.
Polypropylene has higher mechanical property and thermotolerance than polyethylene, therefore, is that the foam material of matrix resin is wider as rattan imitating range of application with polypropylene.In the prior art, polypropylene foam material mainly comprises high-foaming material and the low foamed material of apparent density between 0.1-0.7g/cm3 that apparent density is less than 0.1g/cm3.In order to ensure that rattan imitating has enough tensile strengths, its apparent density, between 0.3-0.7g/cm3, belongs to low foamed material.
In the prior art, polypropylene low foamed material adopts the method for adding chemical foaming agent to obtain foam structure usually.CN200810196062.9 discloses a kind of environment-friendly type micro-foaming polypropylene sheet and preparation method thereof, by adopt high molecular weight polypropylene and high density polyethylene(HDPE) blended, and add ultra-fine nucleator and the 1-3% carboxyl compatilizer of 5-10%, with citric acid and sodium bicarbonate compound for whipping agent, addition 0.5-2.0%, prepares the sheet material of density 0.2-0.8g/cm3.
US20020035164A1 discloses a kind of polypropylene foamed sheet and can expanded polypropylene composition, by adding crystallization nucleating agent and Nucleating Agent controls abscess-size in acrylic resin, utilizes chemical foaming agent to obtain ganoid foaming plate.
US20050256215A1 discloses a kind of polymer micro foaming extrusion method and device, CO2 is whipping agent, by adopting the nucleation head with special construction, increase the Pressure Drop speed at head place, thus improve the nucleation rate of abscess, increase cell density, reduce abscess-size, obtain the foaming product that abscess-size is less than 50 microns.Special handpiece structure design increases equipment cost, and high pressure drop rate easily causes end article to extrude instability, occurs the phenomenons such as torsional deformation.
CN200310636702.4 discloses a kind of physical blowing polypropylene cable material and preparation method, employing can send out expandable microspheres as pore former, by using the polypropylene expanded CABLE MATERIALS of preparation such as high melt strength, propylene 50-60 part, ethylene-octene copolymer 20-30 part, ethylene-butene copolymer 20-30 part, polyethylene wax 5-8 part.This patent adopts expended microsphere as whipping agent, is volatile alkane in microballoon, therefore wayward abscess-size, needs to adopt high melt strength, propylene, can increase manufacturing cost.
Summary of the invention
The present invention aims to provide a kind of excellent in mechanical performance, density is low, outward appearance, performance are similar to natural rattan plastic foamed rattan imitating and preparation method thereof.Plastic foamed rattan imitating provided by the invention has excellent performance, cost is low, technique is simple, production efficiency advantages of higher.
Rattan imitating polypropylene foam material provided by the invention is made up of the raw material of following weight part: 70-90 part acrylic resin; 3-25 part polyvinyl resin; 2-5 part ethylene-octene copolymer; the agent of 0.2-1 part foaming nucleation; 2-10 part particle diameter is the inorganic solid particles of 10-100 micron or crosslinked organic resin particles; the ageing resistance by ultraviolet light agent of 0-1.0 part, the oxidation inhibitor of 0-0.5 part, the tinting material of 0-1 part.
The apparent density of this rattan imitating polypropylene foam material is 0.3-0.5g/cm3, and abscess mean diameter is less than 50 microns.
This rattan imitating polypropylene foam material polyvinyl resin used is Low Density Polyethylene.
The particle diameter of the inorganic solid particles that this rattan imitating polypropylene foam material is used or crosslinking organic resins particle is comparatively suitable for 50-80 micron.
The preparation method of this rattan imitating polypropylene foam material comprises following steps: after weighing according to described ratio, being pre-mixed in homogenizer evenly adds in forcing machine, pneumatogen is injected by the blowing agent injection port offered in the middle part of forcing machine, the implantation quality flow of pneumatogen is the 0.1-1% of polypropene composition ultimate production, under screw rod turning effort, polymer melt mixes with whipping agent, after extruding dies is extruded, through cooling trough cooling, after towing mechanism, rolling obtains polypropylene expanded rattan imitating.
The pneumatogen used is carbonic acid gas or nitrogen.
The 0.5-0.8% that the implantation quality flow of the pneumatogen used is polypropene composition ultimate production.
This rattan imitating polypropylene foam material not only its physicals and mechanical property, as similar in natural rattans such as density, snappiness, bending resistance folding endurance, tensile strengths, its outward appearance and texture simultaneously, the roughness of light as sub-in color and luster, outside surface etc. are close with natural rattan; And various aspects of performance requirement can be met, after bending, there is not stress whitening phenomenon in particularly bending resistance folding endurance.
Embodiment
The melt flow rate (MFR) of acrylic resin is at 1-30g/10min(230 DEG C, 2.16kg), can be homopolymer polypropylene, polypropylene copolymer or both blends, comparatively be suitable for polypropylene copolymer, can be random copolymers or segmented copolymer, ethene segment in multipolymer can interact with polyethylene, makes polypropylene and polyethylene have certain consistency.
Polyvinyl resin can be linear low density polyethylene, Low Density Polyethylene, high density polyethylene(HDPE), comparatively be suitable for linear low density polyethylene or Low Density Polyethylene, polyethylene adds makes goods have certain snappiness, prevents its bending part in braiding process from occurring that stress tears blushing.Poly addition accounts for 3-25 part of polypropylene resin composite, and lower polymerized ethylene content obviously can not improve the snappiness of rattan imitating, and during higher than 25 parts of polyethylene, the thermotolerance of rattan imitating and mechanical property can obviously reduce.
Ethylene-octene copolymer (POE), wherein octene content is greater than 20%, as DuPont Dow Elastomers the industrialized trade mark be Engage series product.Ethylene-octene copolymer has excellent elasticity and the transparency.Mainly the viscosity of ethylene-octene copolymer is large, is Immiscible Polymer Blends with acrylic resin, when with time polypropene blended, POE be dispersed phase distribution in polypropylene continuous phase matrix, the POE of dispersion increases product surface roughness, reduces surface brightness.The content of POE is 2-5 part of polypropylene resin composite.Too high POE content can cause the thermotolerance of goods to reduce, and goods cost increases.
Foaming nucleation agent can be physics nucleator, as talcum powder, calcium carbonate, Sodium Benzoate etc., also can be chemical nucleation agent, as sodium bicarbonate, citric acid, Cellmic C 121.Foaming nucleation agent also can be dispersed in polymer resin matrix and be prepared into foaming nucleation agent master batch, and in the present invention, as adopted nucleator master batch, then addition amounts to into pure nucleator content.The addition of foaming nucleation agent accounts for 0.2-1 part in 100 parts of polypropylene resin composite.Foaming nucleation agent is conducive to bubble nucleating, plays the effect reducing abscess-size, homogenizing abscess.More suitable employing chemical foaming nucleator in technical solution of the present invention, absorbs the chemical nucleation agent of heat, as sodium bicarbonate, citric acid or their mixture when particularly decomposing.
Solid particulate is organic synthesis or crosslinked polymer beads, as the thermosetting resin microparticle etc. of acrylic polymers, crosslinked polyorganosiloxane resin, solidification; Can also be particles of inorganic material, as calcium carbonate, talcum powder, diatomite etc.The median size of frosting agent is between 10-100 micron, and more suitable 50-80 micron, is more suitably in 60-70 micron.Frosting agent disperses preferably in matrix resin.Rattan outside surface is mainly distributed under the effect of high-shear flow field, head exit and pressure effect.Because frosting agent is different from the specific refractory power of polymeric matrix to light, cause product surface luminance brightness to reduce, and certain grain diameter makes rattan imitating surface irregularity, with natural rattan outward appearance and texture close.
Tinting material is that plastics industry commonly uses the toner or the Masterbatch that make plastics have certain color.
Protective agent is the oxidation inhibitor and the aid anti-oxidants that prevent oxidative degradation in the plastics course of processing, also comprises in use procedure and prevents aging ultraviolet light auxiliary agent or master batch.
Rattan imitating polypropylene foam material preparation method comprise: will
70-90 part acrylic resin
3-25 part polyvinyl resin
2-5 part ethylene-octene copolymer
The agent of 0.2-1 part foaming nucleation
2-10 part particle diameter is the inorganic solid particles of 10-100 micron or crosslinked organic resin particles
The ageing resistance by ultraviolet light agent of 0-1.0 part
The oxidation inhibitor of 0-0.5 part
The tinting material of 0-1 part
Homogenizer mixes, then add preheated forcing machine from forcing machine charging opening, portion in an extruder, pneumatogen is injected by a certain percentage after Plastic Resin melt zone, the injection rate of pneumatogen is the 0.3-1.0% of resin compound ultimate production, is comparatively suitable for 0.5-0.8%; Under screw rod turning effort, make the whipping agent of injection and Mixing of Polymer Melt even, extrude from head, through the rolling of cooling trough cooling rear haulage, obtain rattan imitating foaming product.
Wherein forcing machine can be single screw extrusion machine, twin screw extruder; Extruder barrel offers blowing agent injection port; The screw rod of single screw extrusion machine has special mixing formation between gas injection port and head, make the whipping agent of injection and Mixing of Polymer Melt even, this mixing formation can be pineapple hair style, open flume type, peg type or their unitized construction.
Pneumatogen is carbonic acid gas, nitrogen, air, water etc., is comparatively suitable for carbonic acid gas or nitrogen.
In extrusion and foaming process, each section of temperature setting is except charging opening, all need higher than polyacrylic melt temperature.
Provide embodiment below to further illustrate rattan imitating polypropylene foam material of the present invention and preparation method thereof.
Embodiment is raw materials used:
Polypropylene, trade mark PPBM02, melt flow rate (MFR) 3g/10min(test condition: 230 DEG C, 2.16kg), Yang Zi petrochemical industry company limited produces.
Low density ethylene, the trade mark: 18D, melt flow rate (MFR) 1.5g/10min(test condition: 190 DEG C, 2.16kg), Daqing petrochemical company is produced.
Ethylene-octene copolymer, the trade mark: Engage 8100, DuPont company produces.
The mechanical property of above three kinds of resins is listed in Table 1. and wherein tensile break strength and elongation at break are tested according to GB/T1040, and shock strength is tested according to GB/T1043, and shore hardness is tested according to GB/T2411.
Table 1
Resin/trade mark Tensile break strength (MPa) Elongation at break (%) Simply supported beam notched Izod impact strength (KJ/m2) Shore hardness (A)
PP/PPB-02 29 72 8.5 --
LDPE/18D 12 600 11.76 --
POE/Engage8100 16.3 750 -- 75
Talcum powder: particle diameter 0.8 micron, Beijing benefits the nation great achievement powder body material company limited;
Sodium bicarbonate, citric acid, Cellmic C 121: chemical pure, Beijing chemical reagents corporation;
Acrylic ester polymer particle: particle diameter 60-70 micron,
Diatomite: particle diameter 50 microns, Beijing benefits the nation great achievement powder body material company limited
Embodiment one:
Following raw materials according is weighed in proportion,
70 parts of polypropylene
25 parts of Low Density Polyethylenes
2 parts of ethylene-octene copolymers
0.5 part of talcum powder
2 parts of acrylic ester polymer particles
0.5 part of yellow toner
In homogenizer, mix 3min, then join single screw extrusion machine from charging opening.The screw diameter 45mm of single screw extrusion machine, length-to-diameter ratio 40, offers blowing agent injection port in the middle part of extruder barrel.Single screw extrusion machine each section of temperature from charging opening to head is respectively: 150 DEG C, 175 DEG C, 180 DEG C, 190 DEG C, 190 DEG C, 200 DEG C, 200 DEG C.
After forcing machine each section of temperature is raised to design temperature, preheating 1 hour, then starts single screw extrusion machine, slowly increases screw speed to setting speed, adds the polypropylene miser mixed from charging opening.To weigh extruded material weight from head timing, average as the output under this screw speed after repeating 3 times.In the present embodiment, screw speed is 20 revs/min, output 10 kgs/hour.Based on this output, whipping agent injection rate is 0.5% of output, i.e. gas injection flow rate is 0.05 kg/hour, and whipping agent is carbonic acid gas.The foaming material strip extruded from head is by tractor after tank cooling, and then rolling obtains rattan imitating goods.Rattan imitating diameter is regulated by regulating the rotating speed of tractor.
The rattan imitating sample obtained is tested tensile break strength and elongation at break according to GB/T1040; Rattan imitating sample is carried out bending 180 degree, observes epidermis morphology change; By rattan imitating sample in liquid nitrogen after brittle failure, section metal spraying carries out scanning electron microscopic observation, and adopts image software measurement and statistics abscess-size; ISO1183-1987 is adopted to test the apparent density of rattan imitating sample; GB/T 1031-2009 is adopted to test the roughness on rattan imitating surface.Test result is as shown in table 2
Embodiment two
Raw material is composed as follows:
90 parts of polypropylene
3 parts of Low Density Polyethylenes
4 parts of ethylene-octene copolymers
0.2 part of sodium bicarbonate
2 parts of acrylic ester polymer particles
0.5 part of yellow toner
0.1 part of oxidation inhibitor
0.2 part of ageing resistance by ultraviolet light agent
Mix identical with embodiment 1 with extruding process thereof, difference is that whipping agent injection rate is extrude output 0.8%, i.e. gas injection flow rate is 0.08kg/h.Obtain rattan imitating the performance test results as shown in table 2.
Embodiment three
Raw material is composed as follows:
75 parts of polypropylene
15 parts of Low Density Polyethylenes
5 parts of ethylene-octene copolymers
0.2 part of Cellmic C 121
3 parts of acrylic ester polymer particles
0.6 part of brown toner
0.1 part of oxidation inhibitor
0.2 part of ageing resistance by ultraviolet light agent
Mix identical with embodiment 1 with extruding process thereof, difference is that whipping agent is nitrogen, and injection rate is extrude output 0.1%, i.e. gas injection flow rate is 0.01kg/h.Obtain rattan imitating the performance test results as shown in table 2.
Embodiment four
Raw material is composed as follows:
80 parts of polypropylene
10 parts of Low Density Polyethylenes
3 parts of ethylene-octene copolymers
0.1 part of Cellmic C 121
6 parts of acrylic ester polymer particles
0.5 part of brown toner
0.1 part of oxidation inhibitor
0.2 part of ageing resistance by ultraviolet light agent
Mix identical with embodiment 1 with extruding process thereof, difference is that whipping agent is nitrogen, and injection rate is extrude output 1%, i.e. gas injection flow rate is 0.1kg/h.Obtain rattan imitating the performance test results as shown in table 2.
Comparative example 1:
By llowing group of materials, weigh in proportion:
80 parts of polypropylene
18 parts of Low Density Polyethylenes
0.5 part of Cellmic C 121
1 part of talcum powder
0.5 part of brown toner
Mix identical with embodiment 1 with extruding process thereof, difference is, the present embodiment does not inject pneumatogen in an extruder, utilizes the Cellmic C 121 in component to decompose generation gas and form abscess in goods.Obtain rattan imitating performance test as shown in table 2
Comparative example 2:
By llowing group of materials, weigh in proportion:
75 parts of polypropylene
20 parts of Low Density Polyethylenes
3 parts of ethylene-octene copolymers
1 part of talcum powder
0.5 part of brown toner
0.1 part of oxidation inhibitor
0.2 part of ageing resistance by ultraviolet light agent
Mix identical with embodiment 1 with extruding process thereof, obtain rattan imitating the performance test results as shown in table 2.
Table 2
Performance Embodiment 1 Embodiment 2 Embodiment 3 Embodiment 4 Comparative example 1 Comparative example 2
Apparent density (g/cm3) 0.56 0.42 0.65 0.35 0.72 0.62
Abscess mean sizes (micron) 65 53 42 60 116 120
Surfaceness (micron) 2.8 3.4 3.5 4.2 0.8 1.0
Bending rear surface visual appearance × ×
Tensile break strength (MPa) 12.3 11.5 13.7 12.5 13.7 12.3
Elongation at break (%) 120 125 138 143 78 85
Zero, surface does not have stress whitening phenomenon; ×, stress whitening and tearing.

Claims (8)

1. a rattan imitating polypropylene foam material, is characterized in that, is made up of the raw material of following weight part:
70-90 part acrylic resin
3-25 part polyvinyl resin
2-5 part ethylene-octene copolymer
The agent of 0.2-1 part foaming nucleation
2-10 part particle diameter is the inorganic solid particles of 10-100 micron or crosslinked organic resin particles
The ageing resistance by ultraviolet light agent of 0-1.0 part
The oxidation inhibitor of 0-0.5 part
The tinting material of 0-1 part.
2. rattan imitating polypropylene foam material according to claim 1, is characterized in that, the apparent density of this rattan imitating polypropylene foam material is 0.3-0.5g/cm3, and abscess mean diameter is less than 50 microns.
3. rattan imitating polypropylene foam material according to claim 2, is characterized in that, described polyvinyl resin is Low Density Polyethylene.
4. the rattan imitating polypropylene foam material described in claim 1,2 or 3, is characterized in that, the particle diameter of described inorganic solid particles or crosslinking organic resins particle is 50-80 micron.
5. prepare the method for rattan imitating polypropylene foam material as claimed in claim 1 for one kind, it is characterized in that, comprise following steps: after weighing according to described ratio, being pre-mixed in homogenizer evenly adds in forcing machine, pneumatogen is injected by the blowing agent injection port offered in the middle part of forcing machine, the implantation quality flow of pneumatogen is the 0.1-1% of polypropene composition ultimate production, under screw rod turning effort, polymer melt mixes with whipping agent, after extruding dies is extruded, cool through cooling trough, after towing mechanism, rolling obtains polypropylene expanded rattan imitating.
6. the preparation method of rattan imitating polypropylene foam material according to claim 5, is characterized in that, described pneumatogen is carbonic acid gas.
7. the preparation method of rattan imitating polypropylene foam material according to claim 5, is characterized in that, described pneumatogen is nitrogen.
8. the preparation method of rattan imitating polypropylene foam material according to claim 5, is characterized in that, wherein the implantation quality flow of pneumatogen is the 0.5-0.8% of polypropene composition ultimate production.
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CN107116808A (en) * 2017-06-26 2017-09-01 禹州市绿之舟花园用品制造有限公司 A kind of Decorative tree mushroom branch bar manufacture device and its manufacture method
CN107775918A (en) * 2016-08-31 2018-03-09 佛山市艺骏雄塑胶仿藤有限公司 A kind of imitated rattan rattan and its production method
CN112574515A (en) * 2020-12-14 2021-03-30 金发科技股份有限公司 Polypropylene foam material and preparation method thereof
CN114685891A (en) * 2022-03-29 2022-07-01 金发科技股份有限公司 PP/POE composition for gas-assisted molding and preparation method and application thereof

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CN101270209A (en) * 2008-03-25 2008-09-24 银禧工程塑料(东莞)有限公司 Foaming polymer material special for vine art furniture and method of producing the same
CN102675734A (en) * 2011-03-18 2012-09-19 合肥杰事杰新材料股份有限公司 Glass fiber-reinforced polypropylene foaming material and preparation method and application thereof
CN102702609A (en) * 2012-07-04 2012-10-03 浙江明筑新材料有限公司 Polyethylene composite material used for bionic vine
CN102977458A (en) * 2012-12-11 2013-03-20 苏州工业园区润佳工程塑料有限公司 Micropore foaming agent for polypropylene, microcellular foamed polypropylene composite material and methods for preparing micropore foaming agent for polypropylene and microcellular foamed polypropylene composite material

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107775918A (en) * 2016-08-31 2018-03-09 佛山市艺骏雄塑胶仿藤有限公司 A kind of imitated rattan rattan and its production method
CN107116808A (en) * 2017-06-26 2017-09-01 禹州市绿之舟花园用品制造有限公司 A kind of Decorative tree mushroom branch bar manufacture device and its manufacture method
CN112574515A (en) * 2020-12-14 2021-03-30 金发科技股份有限公司 Polypropylene foam material and preparation method thereof
CN112574515B (en) * 2020-12-14 2022-06-07 金发科技股份有限公司 Polypropylene foam material and preparation method thereof
CN114685891A (en) * 2022-03-29 2022-07-01 金发科技股份有限公司 PP/POE composition for gas-assisted molding and preparation method and application thereof

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