CN105237877A - High-molecular nanometer outdoor antiskid plate and preparation method thereof - Google Patents
High-molecular nanometer outdoor antiskid plate and preparation method thereof Download PDFInfo
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- CN105237877A CN105237877A CN201510703362.1A CN201510703362A CN105237877A CN 105237877 A CN105237877 A CN 105237877A CN 201510703362 A CN201510703362 A CN 201510703362A CN 105237877 A CN105237877 A CN 105237877A
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- 238000002360 preparation method Methods 0.000 title abstract description 20
- 238000002156 mixing Methods 0.000 claims abstract description 50
- 239000002994 raw material Substances 0.000 claims abstract description 47
- 239000004743 Polypropylene Substances 0.000 claims abstract description 31
- 229920001155 polypropylene Polymers 0.000 claims abstract description 31
- -1 polypropylene Polymers 0.000 claims abstract description 30
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims abstract description 29
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 12
- 239000004917 carbon fiber Substances 0.000 claims abstract description 12
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 95
- 239000004615 ingredient Substances 0.000 claims description 77
- 238000001125 extrusion Methods 0.000 claims description 47
- 238000002844 melting Methods 0.000 claims description 29
- 230000008018 melting Effects 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 25
- 230000003712 anti-aging effect Effects 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 239000006096 absorbing agent Substances 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 15
- 239000000203 mixture Substances 0.000 claims description 14
- 239000003112 inhibitor Substances 0.000 claims description 13
- 230000003647 oxidation Effects 0.000 claims description 13
- 238000007254 oxidation reaction Methods 0.000 claims description 13
- 239000003063 flame retardant Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 10
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 claims description 8
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 claims description 8
- 239000002216 antistatic agent Substances 0.000 claims description 8
- 238000001746 injection moulding Methods 0.000 claims description 7
- XZTOTRSSGPPNTB-UHFFFAOYSA-N phosphono dihydrogen phosphate;1,3,5-triazine-2,4,6-triamine Chemical group NC1=NC(N)=NC(N)=N1.OP(O)(=O)OP(O)(O)=O XZTOTRSSGPPNTB-UHFFFAOYSA-N 0.000 claims description 7
- 239000012467 final product Substances 0.000 claims description 6
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical group CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 16
- 239000000047 product Substances 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000007788 liquid Substances 0.000 description 7
- 239000000835 fiber Substances 0.000 description 6
- 239000000843 powder Substances 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005238 degreasing Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000004898 kneading Methods 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 239000007921 spray Substances 0.000 description 4
- 230000003245 working effect Effects 0.000 description 4
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 3
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000032683 aging Effects 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 238000009775 high-speed stirring Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 229920005992 thermoplastic resin Polymers 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 1
- 229920000433 Lyocell Polymers 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 206010051246 Photodermatosis Diseases 0.000 description 1
- 229920000388 Polyphosphate Polymers 0.000 description 1
- 238000003854 Surface Print Methods 0.000 description 1
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004581 coalescence Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000013530 defoamer Substances 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000013536 elastomeric material Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 238000005087 graphitization Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000004611 light stabiliser Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000008845 photoaging Effects 0.000 description 1
- 238000006552 photochemical reaction Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000001205 polyphosphate Substances 0.000 description 1
- 235000011176 polyphosphates Nutrition 0.000 description 1
- 229940093916 potassium phosphate Drugs 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000003755 preservative agent Substances 0.000 description 1
- 230000002335 preservative effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- B29B7/002—Methods
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
-
- 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
- B29C48/285—Feeding the extrusion material to the extruder
- B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
-
- 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
- B29C69/00—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore
- B29C69/02—Combinations of shaping techniques not provided for in a single one of main groups B29C39/00 - B29C67/00, e.g. associations of moulding and joining techniques; Apparatus therefore of moulding techniques only
-
- 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
- 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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention belongs to the technical field of road anti-skid technologies, and concretely relates to a high-molecular nanometer outdoor antiskid plate. The plate is prepared mainly from the following raw materials: 58-73 parts by weight of polypropylene, 27-35 parts by weight of ABS resin, 13-15 parts by weight of carbon fiber, 6-8 parts by weight of polyvinyl butyral, and the like. Also, the invention provides a preparation method for the high-molecular nanometer outdoor antiskid plate. The beneficial effects comprise that the high-molecular nanometer outdoor antiskid plate is low in cost, good in toughness, resistant to wear and long in service life, and can be conveniently paved at various antiskid occasions. Also, the provided preparation method is high in mixing uniformity, concise in production step and high in production stable efficiency, is capable of helping to obtain the high-molecular nanometer outdoor antiskid plate with relatively compact texture and relatively high strength and toughness, and is suitable for industrial popularization application.
Description
Technical field
The invention belongs to road anti-slip technology field, be specifically related to high molecular nanometer outdoor safety tread and preparation method thereof.
Background technology
Traditional cement road is anti-skidding, how to bore the realization of mill anti-slip veins by building on cement road surface.This kind of mode not only can destroy the aesthetic of road, and workload is large, and not easily realize, cleaning work amount is afterwards large.The occasion anti-skidding in temporary needs cannot reach emergent demand.
Also there is a class rubber antiskid plate in prior art, be laid immediately on and need anti-skidding road surface.The defect that the safety tread that elastomeric material makes exists is that quality is comparatively soft, and easy excessive deformation loses skid resistance; Be easy to be bonded in weight surface when the larger weight of carrying move together, lose skid resistance; Also there is the deficiencies such as poor toughness, solidness aging work-ing life easy to wear not, easy is short simultaneously.
Summary of the invention
In order to solve the problems referred to above that prior art exists, the object of the invention is to provide that a kind of cost of manufacture is low, intensity is high, high molecular nanometer outdoor safety tread and preparation method thereof is easily laid in good toughness, wear-resistant, long service life, application.
High molecular nanometer outdoor safety tread of the present invention is prepared from primarily of major ingredient stock and adjunct raw material: major ingredient raw material: the polypropylene of 58 ~ 73 weight parts, the ABS resin of 27 ~ 35 weight parts; Auxiliary material raw material: the carbon fiber of 13 ~ 15 weight parts, the polyvinyl butyral acetal of 6 ~ 8 weight parts.
Preferably, described auxiliary material raw material also comprises: the fire retardant of the oxidation inhibitor of 0.8 ~ 1 weight part, the antiaging agent of 0.8 ~ 1 weight part, 1 ~ 2 weight part.Preferred further, described auxiliary material raw material also comprises: the plastic anti-static agent of the UV light absorber of 0.3 ~ 0.5 weight part, the photostabilizer of 0.3 ~ 0.5 weight part and 0.3 ~ 0.5 weight part.Preferred further, described oxidation inhibitor is antioxidant 1010, and described antiaging agent is antiaging agent MBP, and described fire retardant is melamine pyrophosphate, and described UV light absorber is UV light absorber uv-623, and described photostabilizer is photostabilizer 770.
Polypropylene, another name polypropylene fibre, polypropylene fibre, polypropylene short fiber, polypropene staple, polypropylene chopped fiber, English name Polypropylene, is called for short pp, chemical formula (C
3h
6)
n, be a kind of thermoplastic resin obtained by propylene polymerization.
ABS resin refers to acrylonitrile-butadiene-styrene copolymer, and ABS is the acronym of AcrylonitrileButadieneStyrene, and ABS resin is that a kind of intensity is high, good toughness, be easy to thermoplastics type's macromolecular material of machine-shaping.
Carbon fiber, English name carbonfiber, being called for short CF, is the tencel material of the high strength of a kind of carbon content more than 95%, high modulus fibre.It to be piled up along fiber axial direction due by organic fibres such as flake graphite crystallites to form, the micro crystal graphite material obtained through carbonization and graphitization processing.
Polyvinyl butyral acetal, CAS 63148-65-2, English name polyvinylbutyral, english abbreviation PVB, i.e. PVB resin a kind ofly have excellent flexibility and the thermoplastic resin of flexibility.
Oxidation inhibitor is the carrying out that a class can delay or suppress polymkeric substance oxidising process, thus stops the aging of polymkeric substance and the chemical substance extending its work-ing life.In preparation method's process of the present invention, oxidation inhibitor can prevent the thermooxidative degradation of ABS resin in the course of processing, and preparation technology is carried out smoothly.
Antiaging agent, the antiaging agent in the present invention is plastic anti-aging agent, and itself and oxidation inhibitor of the present invention cooperatively interact, and can play the effect of long-acting antioxygen, prevention product flavescence of the present invention.
Fire retardant is the functional aid giving combustible polymers flame retardancy.In the present invention, preferred fire retardant is melamine pyrophosphate, also claims melamine polyphosphate, and English MelaminePyrophosphate by name, No. CAS is 15541-60-3, and molecular formula is C
3h
10n
6o
7p
2.
UV light absorber is a kind of photostabilizer, can absorb the ultraviolet part in sunlight and fluorescence light source, and itself does not change.
Photostabilizer, English name Lightstabilizer; Photostabilizer, can shield or absorb ultraviolet energy, quenching singlet oxygen and hydroperoxide decomposition is become inactive substance, make high molecular polymer under the radiation of light, can get rid of or slow down photochemical reaction possibility, stop or postpone the process of photoaging, thus reach the object extending high polymer product work-ing life.
Plastic anti-static agent is the preferred additive of a class the present invention, to stop product electrostatic accumulation of the present invention.
Meanwhile, present invention also offers a kind of method preparing aforementioned high molecular nanometer outdoor safety tread of the present invention, comprise the steps:
Prepared by S1 major ingredient: take each major ingredient raw material respectively and pulverize, mixing afterwards and obtain major ingredient;
Prepared by S2 auxiliary material: take each auxiliary material raw material respectively, mix and obtain auxiliary material;
Prepared by S3 melting batch mixing: by the melting respectively of major ingredient and auxiliary material, mixingly obtains melting batch mixing;
S4 is shaping: by melting batch mixing injection moulding mould, pressurize in forming mould, cools form removal and get final product.
To the further optimization of preparation method, in S1, the particle into 2mm × 2mm × 2mm all pulverized by each major ingredient raw material, and described polypropylene is waste polypropylene, and described ABS resin is useless ABS resin.Be crushed to the mixture homogeneity that preset granular size effectively can promote major ingredient before melting, meanwhile, the waste polypropylene that major ingredient raw material choose reclaims and useless ABS resin when not affecting quality product, can reduce production cost as much as possible.
To the further optimization of preparation method, mixing described in S1 and S2 all adopts high-speed mixing equipment to mix with following methods: first make high-speed mixing equipment high speed rotating tentatively mix, the rotating speed of high speed rotating is 700-800r/min, and the time of high speed rotating is 10-15min; Make high-speed mixing equipment low speed rotation finally mix again, the rotating speed of low speed rotation is 400-500r/min, and the time of low speed rotation is 4-5min; Finally cool and from high-speed mixing equipment, discharge material and namely obtain corresponding major ingredient or auxiliary material.Each raw material that the high-speed mixing stage contributes to similar density mixes, and mixing while play certain crushing effect, make mixed effect more excellent, batch mixing evenly.Too high mixing velocity can cause the raw material of density difference great disparity to be separated from each other layering, and the low speed mixing stage effectively can avoid the appearance of this ill effect, and each raw material of density difference great disparity also can be mixed mutually, finally obtain evenly major ingredient and auxiliary material.Simultaneously, based on above explanation, lower rotating speed can promote the mixing between the raw material of density difference great disparity, but the crushing effect played can be poor simultaneously, higher rotating speed can obtain the mixture homogeneity of better crushing effect and the close raw material of density, but can form layering between the raw material of density difference great disparity simultaneously.Probe into through the application applicant, under the high speed stage rotating speed preset in the present invention and low-speed stage rotating speed controling parameters, can all conditions be taken into account, obtain best fragmentation and mixed effect.
To the further optimization of preparation method, in S3, use major ingredient single screw extrusion machine to complete melt extruding of major ingredient, in the hopper of major ingredient single screw extrusion machine, be provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine.The general hardness of major ingredient particle is higher, and not easily, the forced feed mechanism that the present invention sets up effectively can ensure the smooth feeding of major ingredient in charging, ensures carrying out smoothly of production.
To the further optimization of preparation method, auxiliary material single screw extrusion machine is used to complete melt extruding of auxiliary material in S3, when using auxiliary material single screw extrusion machine to carry out melt extruding of auxiliary material in S3: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor.The particle of each raw material of auxiliary material is comparatively thin, and has certain viscosity, easily blocks hopper, affect subsequent production in reinforced process.The vacuum charging set up in the present invention and vibrating motor feature, can be good at avoiding hopper stopping state to occur, and ensures carrying out smoothly of production.
To the further optimization of preparation method, in forming mould, be forced into mould inner pressure in S4 and reach 20Mpa, open cooling system cools forming mould, keep 20Mpa pressure 20 ~ 40min simultaneously.Under the mould inner pressure of the present invention's setting, in process of cooling, effectively can get rid of the bubble in product blank, and make the high molecular nanometer outdoor safety tread quality that obtains more between close, intensity and toughness higher.
In sum, low, the good toughness of high molecular nanometer outdoor safety tread cost of manufacture of the present invention, wear-resistant, long service life and can laying in the occasion that various needs are anti-skidding easily.Simultaneously preparation method's mixture homogeneity provided by the invention is high, production stage succinct, administration measure efficiency is high, and can obtain quality more between close, high molecular nanometer outdoor safety tread that strength and toughness is higher, be suitable for industrial applying.
Embodiment
Below in conjunction with specific embodiment, the present invention is further explained.
In the application, as without other specified otherwise, the specialized vocabulary used and equipment are all general in industry referring to.Selected reagent is all the common commercially available prod of industry.
Embodiment 1:
The preparation method of the high molecular nanometer outdoor safety tread of the present embodiment is: take 58kg polypropylene and 27kgABS resin, mix and obtain major ingredient after pulverizing.Take after 13kg carbon fiber, 6kg polyvinyl butyral acetal, the oxidation inhibitor of 0.8kg weight part, 0.8kg antiaging agent, 1kg fire retardant, 0.3kg UV light absorber, 0.3kg photostabilizer and 0.3kg plastic anti-static agent mix and obtain auxiliary material.Melting batch mixing is obtained by mixing after major ingredient and auxiliary material respectively melting.By melting batch mixing injection moulding mould, in forming mould, be forced into mould inner pressure reach 20Mpa, open cooling system cools forming mould, keep 20Mpa pressure 20min simultaneously, cool form removal and get final product.
Embodiment 2:
The antioxidant 1010 of the present embodiment, UV light absorber uv-623 and photostabilizer 770 are all purchased from bright Chemical Co., Ltd. of Nanjing Holley, antiaging agent MBP is that a kind of plastic anti-aging agent is purchased from Qingdao Hua En Chemical Co., Ltd., and melamine pyrophosphate buying is from Hong Taiji Industrial Co., Ltd. of Shenzhen.
The preparation method of the high molecular nanometer outdoor safety tread of the present embodiment is: take 73kg waste polypropylene and 35kg ABS resin of giving up and be ground into the particle of 2mm × 2mm × 2mm respectively, then major ingredient high-speed mixer is added, starting major ingredient high-speed mixer adjustment rotating speed is 700r/min, rotate 15min, then adjusting rotating speed is 400r/min, continue to rotate 5min, cooling obtains major ingredient.Take 15kg carbon fiber, 8kg polyvinyl butyral acetal, 1kg oxidation inhibitor, 1kg antiaging agent, 2kg fire retardant, 0.5kg UV light absorber, 0.5kg photostabilizer and 0.5kg plastic anti-static agent add auxiliary material high-speed mixer, described in the present embodiment, oxidation inhibitor is specifically chosen as antioxidant 1010, described antiaging agent is specifically chosen as antiaging agent MBP, described fire retardant is specifically chosen as melamine pyrophosphate, described UV light absorber is specifically chosen as UV light absorber uv-623, described photostabilizer is specifically chosen as photostabilizer 770, starting auxiliary material high-speed mixer adjustment rotating speed is 700r/min, rotate 15min, then adjusting rotating speed is 400r/min, continue to rotate 5min, cooling obtains auxiliary material.Use major ingredient single screw extrusion machine to carry out melt extruding of major ingredient, in the hopper of major ingredient single screw extrusion machine, be provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine.Auxiliary material single screw extrusion machine is used to carry out melt extruding of auxiliary material, when auxiliary material single screw extrusion machine carries out melt extruding of auxiliary material: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor.The melting major ingredient that major ingredient single screw extrusion machine and auxiliary material single screw extrusion machine melt extrude and melting auxiliary material are clamp-oned in mixing mould simultaneously, and mixing fusion evenly obtains melting batch mixing.By melting batch mixing injection moulding mould, in forming mould, be forced into mould inner pressure reach 20Mpa, open cooling system cools forming mould, keep 20Mpa pressure 30min simultaneously, cool form removal and get final product.
Embodiment 3:
The preparation method of the high molecular nanometer outdoor safety tread of the present embodiment is: take the particle that 65kg polypropylene and 32kgABS resin are ground into 2mm × 2mm × 2mm respectively, then major ingredient high-speed mixer is added, starting major ingredient high-speed mixer adjustment rotating speed is 800r/min, rotate 10min, then adjusting rotating speed is 500r/min, continue to rotate 4min, cooling obtains major ingredient.Take 14kg carbon fiber, 7kg polyvinyl butyral acetal, 0.9kg oxidation inhibitor, 0.9kg antiaging agent, 1.5kg fire retardant, 0.4kg UV light absorber, 0.4kg photostabilizer and 0.4kg plastic anti-static agent and add auxiliary material high-speed mixer, starting auxiliary material high-speed mixer adjustment rotating speed is 800r/min, rotate 10min, then adjusting rotating speed is 500r/min, continue to rotate 4min, cooling obtains auxiliary material.Use major ingredient single screw extrusion machine to carry out melt extruding of major ingredient, in the hopper of major ingredient single screw extrusion machine, be provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine.Auxiliary material single screw extrusion machine is used to carry out melt extruding of auxiliary material, when auxiliary material single screw extrusion machine carries out melt extruding of auxiliary material: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor.The melting major ingredient that major ingredient single screw extrusion machine and auxiliary material single screw extrusion machine melt extrude and melting auxiliary material are clamp-oned in mixing mould simultaneously, and mixing fusion evenly obtains melting batch mixing.By melting batch mixing injection moulding mould, in forming mould, be forced into mould inner pressure reach 20Mpa, open cooling system cools forming mould, keep 20Mpa pressure 40min simultaneously, cool form removal and get final product.
Embodiment 4:
The preparation method of the high molecular nanometer outdoor safety tread of the present embodiment is: take the particle that 73kg polypropylene and 27kgABS resin are ground into 2mm × 2mm × 2mm respectively, then major ingredient high-speed mixer is added, starting major ingredient high-speed mixer adjustment rotating speed is 750r/min, rotate 13min, then adjusting rotating speed is 450r/min, continue to rotate 4.5min, cooling obtains major ingredient.Take 13kg carbon fiber, 8kg polyvinyl butyral acetal, 0.8kg oxidation inhibitor, 0.9kg antiaging agent, 1kg fire retardant, 0.3kg UV light absorber, 0.5kg photostabilizer and 0.4kg plastic anti-static agent and add auxiliary material high-speed mixer, starting auxiliary material high-speed mixer adjustment rotating speed is 750r/min, rotate 14min, then adjusting rotating speed is 450r/min, continue to rotate 4min, cooling obtains auxiliary material.Use major ingredient single screw extrusion machine to carry out melt extruding of major ingredient, in the hopper of major ingredient single screw extrusion machine, be provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine.Auxiliary material single screw extrusion machine is used to carry out melt extruding of auxiliary material, when auxiliary material single screw extrusion machine carries out melt extruding of auxiliary material: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor.The melting major ingredient that major ingredient single screw extrusion machine and auxiliary material single screw extrusion machine melt extrude and melting auxiliary material are clamp-oned in mixing mould simultaneously, and mixing fusion evenly obtains melting batch mixing.By melting batch mixing injection moulding mould, in forming mould, be forced into mould inner pressure reach 20Mpa, open cooling system cools forming mould, keep 20Mpa pressure 35min simultaneously, cool form removal and get final product.
Embodiment 5:
The present embodiment 5 provides one to compare to aforementioned 4 embodiments mutually, more preferred embodiment scheme.Have better technique effect, quality product is more excellent.
The preparation method of the high molecular nanometer outdoor safety tread of the present embodiment 5 is: take major ingredient raw material: the polypropylene of 59kg and the ABS resin of 32kg, and the fritter described polypropylene and ABS resin being cut into respectively 2mm × 2mm × 2mm obtains polypropylene fritter and ABS resin fritter; Cross 100 mesh sieves after polypropylene fritter and ABS resin fritter being pulverized, obtain polypropylene powder and ABS resin powder respectively; Under 80 DEG C of vacuum conditions, polypropylene powder is dried to moisture content and is not more than 0.13%, obtain polypropylene siccative; Under 91 DEG C of vacuum conditions, ABS resin powder is dried to moisture content and is not more than 0.1%, obtain ABS resin siccative; Polypropylene siccative and ABS resin siccative are placed in tumbler respectively, under vacuum condition, tumbling 2h under the rotating speed of 1500r/min, use water coolant to keep tumbling built-in temperature not higher than 40 DEG C in tumbling procedure, tumbling terminates to obtain polypropylene kneading material and ABS resin kneading material respectively; Polypropylene kneading material and ABS resin kneading material are added in major ingredient homogenizer simultaneously, the rotating speed of adjustment major ingredient homogenizer is 700r/min, Stirring 15min, then the rotating speed adjusting major ingredient homogenizer is 400r/min, continue Stirring 5min, stirring end is cooled to room temperature and obtains major ingredient, and whipping process keeps high-speed stirring built-in temperature not higher than 40 DEG C.
Take auxiliary material raw material 15kg carbon fiber, 7kg polyvinyl butyral acetal, the oxidation inhibitor of 0.9kg weight part, 0.9kg antiaging agent, 1kg fire retardant, 0.4kg UV light absorber, 0.3kg photostabilizer and 0.5kg plastic anti-static agent, vacuum-drying to each auxiliary material raw material moisture is all not more than 2%, dried each auxiliary material raw material is added in auxiliary material homogenizer simultaneously, the rotating speed of adjustment auxiliary material homogenizer is 600r/min, Stirring 14min, then the rotating speed adjusting auxiliary material homogenizer is 300r/min, continue Stirring 4min, stirring end is cooled to room temperature and obtains auxiliary material, whipping process keeps high-speed stirring built-in temperature not higher than 40 DEG C.
Major ingredient is added the hopper of major ingredient single screw extrusion machine, major ingredient single screw extrusion machine is used to be melt extruded by major ingredient, in major ingredient single screw extrusion machine, the melt temperature of major ingredient is 240 DEG C, is provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine in the hopper of major ingredient single screw extrusion machine; Auxiliary material is added the hopper of auxiliary material single screw extrusion machine, auxiliary material single screw extrusion machine is used to be melt extruded by auxiliary material, when auxiliary material single screw extrusion machine carries out melt extruding of auxiliary material: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor; The melting auxiliary material that the melting major ingredient melt extruded by major ingredient single screw extrusion machine and auxiliary material single screw extrusion machine melt extrude is mixing obtains melting batch mixing.First forming mould is warming up to 90 DEG C, then under 800bar pressure by melting batch mixing injection moulding mould, then keep applying 20Mpa pressure 20min to forming mould, cooling form removal obtains blank.
Use degreasing water liquid spray blank surface, during spray, spraying pressure is 35psi, and injecting time is 1min, the potassiumphosphate containing weight part content 2% in described degreasing water liquid, the water glass of 5%, the tensio-active agent of 4% and 0.5% sodium-chlor; Degreasing water liquid spray terminates rear use deionized water spray and rushes blank surface twice, each 2min, and spraying pressure during each Air washer is 10psi; Blank after deionized water rinsing is immersed in supersound process 2min in activated water liquid, in described activated water liquid containing the water-borne acrylic resin of weight part content 45%, the film coalescence aid of 5%, the defoamer of 1% and 12% ethanol; Take out blank after supersound process, use nitrogen gas stream to dry up blank surface, then under protection of inert gas, dry in 68 DEG C the high molecular nanometer outdoor safety tread that namely 20min obtains the present embodiment.
The technical scheme that the present embodiment 5 provides has concurrently outside the various beneficial effects of foregoing description of the present invention, also has other technological merits more.It is comprehensive that all technique effect is specific as follows:
The present embodiment 5, by the adjustment to raw materials ratio, finally can obtain that a kind of hardness is strong, intensity is high, the high molecular nanometer outdoor safety tread of long service life.One of core point of the present embodiment 5 is to the addition of appropriate carbon fiber in the prescription ratio provided, the effect that carbon fiber hardness is high, can play support frame in the product of the present embodiment 5, effective other components in close are combined in around it, with the compactness of improving product entirety, tightness and fracture resistence force, and then extend its work-ing life.
Meanwhile, the polypropylene of the present embodiment 5 and ABS resin first through stripping and slicing process, can carry out the crushing operation of lower step smoothly, are crushed to the mixture homogeneity that preset granular size effectively can promote major ingredient before melting.Meanwhile, the such as ABS resin of the part material in the present embodiment 5 etc. belongs to water-sensitive material, and it can be caused under high-temperature operation to decompose.The present embodiment 5, by controlling the moisture of each raw material, effectively can avoid the degraded of ABS resin, and then improving product performance.Meanwhile, the polypropylene powder obtained after pulverizing and the most size heterogeneity of ABS resin powder particles, and corner angle are more, the Homogeneous phase mixing of the lower each raw material of step of impact.The tumbling step that the present embodiment 5 is set up, effectively can eliminate grain corner, promotes oarse-grained further pulverizing simultaneously, is beneficial to the Homogeneous phase mixing of each raw material of lower step.Carry out each step operation under vacuum environment, the interference of moisture and oxygen can be got rid of simultaneously, make it drop to minimum on the impact of each raw material, and then further Improving The Quality of Products.Temperature in melting process controls, and part material can be avoided melt-blended in advance, and then avoids the inconvenience that brings to subsequent operations.
Each raw material that the present embodiment 5 high speed mix stages (when namely the rotating speed of homogenizer is 600r/min or 700r/min) contributes to similar density mixes, and certain crushing effect is played while mixing, make mixed effect more excellent, batch mixing evenly.Too high mixing velocity can cause the raw material of density difference great disparity to be separated from each other layering, the low speed mixing stage (when namely the rotating speed of homogenizer is 400r/min or 300r/min) effectively can avoid the appearance of this ill effect, each raw material of density difference great disparity also can be mixed mutually, finally obtain evenly major ingredient and auxiliary material.Simultaneously, based on above explanation, lower rotating speed can promote the mixing between the raw material of density difference great disparity, but the crushing effect played can be poor simultaneously, higher rotating speed can obtain the mixture homogeneity of better crushing effect and the close raw material of density, but can form layering between the raw material of density difference great disparity simultaneously.Probe into through the application applicant, under the high speed stage rotating speed preset at the present embodiment 5 and low-speed stage rotating speed controling parameters, can all conditions be taken into account, obtain best fragmentation and mixed effect.
The general hardness of major ingredient particle is higher, and not easily, the forced feed mechanism that the present embodiment 5 is set up effectively can ensure the smooth feeding of major ingredient in charging, ensures carrying out smoothly of production.The particle of each raw material of auxiliary material is comparatively thin, and has certain viscosity, easily blocks hopper, affect subsequent production in reinforced process.The vacuum charging set up in the present embodiment 5 and vibrating motor feature, can be good at avoiding hopper stopping state to occur, and ensures carrying out smoothly of production.
In the casting stage, under the mould inner pressure that the present embodiment 5 sets, in process of cooling, effectively can get rid of the bubble in safety tread blank, and make the high molecular nanometer outdoor safety tread quality that obtains more between close, strength and toughness is higher.
The surface of high molecular nanometer outdoor safety tread needs brushing alert flag or waterproof layer preservative coat, and the hydrophilic group that the blank surface without aftertreatment is exposed is few, and it is combined not tight with the coating of surface printing, long-time use easily comes off.Can form on its surface the hydrophilic layer that a layer thickness is about 5nm smoothly through the blank of the liquid degreasing of degreasing water and activated water liquid activation aftertreatment in the present embodiment 5, and then can in follow-up coating operation, combination fastening with the coating on its surface, extends coating life, products quality guarantee.Meanwhile, due to the hydrophilic layer very thin thickness formed, also can not have an impact to the solidness of high molecular nanometer outdoor safety tread and fracture resistence force etc.
Meanwhile, the high molecular nanometer outdoor safety tread quality that the preparation method of the present embodiment 5 obtains is comparatively light, when concrete laying uses, can realize one man operation, time saving and energy saving.
The Product checking analytical results that aforementioned embodiment provided by the invention prepares the high molecular nanometer outdoor safety tread of gained is listed in the table below (examination criteria and method are according to GB/T24508-2009 and GB/T24137-2009):
Can significantly obtain by detecting analytical data above, high molecular nanometer outdoor safety tread quality of the present invention is light, conveniently can carry dismounting.Also there is higher fracture resistence force simultaneously, product strength be high, solidness is excellent, longer service life.
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; though but any change is done in its details, every have identical with the application or akin technical scheme, all drops within protection scope of the present invention.
Claims (10)
1. high molecular nanometer outdoor safety tread, is characterized in that, is prepared from primarily of major ingredient stock and adjunct raw material:
Major ingredient raw material: the polypropylene of 58 ~ 73 weight parts, the ABS resin of 27 ~ 35 weight parts;
Auxiliary material raw material: the carbon fiber of 13 ~ 15 weight parts, the polyvinyl butyral acetal of 6 ~ 8 weight parts.
2. high molecular nanometer outdoor safety tread according to claim 1, is characterized in that, described auxiliary material raw material also comprises: the fire retardant of the oxidation inhibitor of 0.8 ~ 1 weight part, the antiaging agent of 0.8 ~ 1 weight part, 1 ~ 2 weight part.
3. high molecular nanometer outdoor safety tread according to claim 2, it is characterized in that, described auxiliary material raw material also comprises: the plastic anti-static agent of the UV light absorber of 0.3 ~ 0.5 weight part, the photostabilizer of 0.3 ~ 0.5 weight part and 0.3 ~ 0.5 weight part.
4. high molecular nanometer outdoor safety tread according to claim 3, it is characterized in that: described oxidation inhibitor is antioxidant 1010, described antiaging agent is antiaging agent MBP, described fire retardant is melamine pyrophosphate, described UV light absorber is UV light absorber uv-623, and described photostabilizer is photostabilizer 770.
5. prepare a method for the arbitrary described high molecular nanometer outdoor safety tread of Claims 1 to 4, it is characterized in that, comprise the steps:
Prepared by S1 major ingredient: take each major ingredient raw material respectively and pulverize, mixing afterwards and obtain major ingredient;
Prepared by S2 auxiliary material: take each auxiliary material raw material respectively, mix and obtain auxiliary material;
Prepared by S3 melting batch mixing: by the melting respectively of major ingredient and auxiliary material, mixingly obtains melting batch mixing;
S4 is shaping: by melting batch mixing injection moulding mould, pressurize in forming mould, cools form removal and get final product.
6. method according to claim 5, is characterized in that, in S1, the particle into 2mm × 2mm × 2mm all pulverized by each major ingredient raw material, and described polypropylene is waste polypropylene, and described ABS resin is useless ABS resin.
7. method according to claim 5, it is characterized in that, mixing described in S1 and S2 all adopts high-speed mixing equipment to mix with following methods: first make high-speed mixing equipment high speed rotating tentatively mix, the rotating speed of high speed rotating is 700-800r/min, and the time of high speed rotating is 10-15min; Make high-speed mixing equipment low speed rotation finally mix again, the rotating speed of low speed rotation is 400-500r/min, and the time of low speed rotation is 4-5min; Finally cool and from high-speed mixing equipment, discharge material and namely obtain corresponding major ingredient or auxiliary material.
8. method according to claim 5, it is characterized in that, use major ingredient single screw extrusion machine to complete melt extruding of major ingredient in S3, in the hopper of major ingredient single screw extrusion machine, be provided with duplex forced feed mechanism major ingredient raw material being forced feeding single screw extrusion machine.
9. method according to claim 8, it is characterized in that, auxiliary material single screw extrusion machine is used to complete melt extruding of auxiliary material in S3, when using auxiliary material single screw extrusion machine to carry out melt extruding of auxiliary material in S3: add auxiliary material by vacuum feeding equipment in the hopper of auxiliary material single screw extrusion machine, and described hopper is linkedly set with vibrating motor.
10. method according to claim 5, is characterized in that, is forced into mould inner pressure and reaches 20Mpa in S4 in forming mould, opens cooling system cools forming mould, keeps 20Mpa pressure 20 ~ 40min simultaneously.
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