CN107152213A - A kind of plastic-aluminum wood section - Google Patents
A kind of plastic-aluminum wood section Download PDFInfo
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- CN107152213A CN107152213A CN201710448337.2A CN201710448337A CN107152213A CN 107152213 A CN107152213 A CN 107152213A CN 201710448337 A CN201710448337 A CN 201710448337A CN 107152213 A CN107152213 A CN 107152213A
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B1/00—Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings
- E06B1/04—Frames for doors, windows, or the like to be fixed in openings
- E06B1/32—Frames composed of parts made of different materials
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D171/00—Coating compositions based on polyethers obtained by reactions forming an ether link in the main chain; Coating compositions based on derivatives of such polymers
- C09D171/08—Polyethers derived from hydroxy compounds or from their metallic derivatives
- C09D171/10—Polyethers derived from hydroxy compounds or from their metallic derivatives from phenols
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
- C22C21/06—Alloys based on aluminium with magnesium as the next major constituent
- C22C21/08—Alloys based on aluminium with magnesium as the next major constituent with silicon
-
- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
- E06B3/04—Wing frames not characterised by the manner of movement
- E06B3/06—Single frames
- E06B3/08—Constructions depending on the use of specified materials
-
- 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
- C08L2207/066—LDPE (radical process)
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Laminated Bodies (AREA)
Abstract
The invention provides a kind of plastic-aluminum wood section, including plastic wood layer and aluminium alloy layer；The plastic wood layer is composed of the following raw materials by weight：10 30 parts of sarin resin, 5 15 parts of plant fiber powder, 40 50 parts of wood powder, 20 40 parts of polyurethane foam powder, 5 15 parts of inorganic filler, 3 10 parts of fire retardant, 27 parts of the mixture of 13 parts of lubricant, 02 parts of antioxidant, ethylene-vinyl acetate copolymer and ethylene acrylic acid co polymer, 540 12 parts of 13 parts of cold-resistant agent M711, light stabilizer GW, 5 15 parts of inorganic filler, 3 10 parts of fire retardant, 15 parts of lubricant, 13 parts of colouring agent, 3 10 parts of bentonite, 20 40 parts of low density polyethylene (LDPE).The present invention is by plastic wood layer and aluminium alloy layer compound use, the merits and demerits of plastic wood layer and aluminium alloy layer is carried out complementary, the plastic-aluminum wood section being made has good heat preservation and insulation, good energy-conserving effect, also there is the performances such as weatherability, wearability, under natural environment, plastic-aluminum wood section good mechanical property simultaneously, non-aging, service life is long.
Description
Technical field
The present invention relates to sash stuff technical field, and in particular to a kind of plastic-aluminum wood section.
Background technology
Current door-window section bar (frame, fan or middle stile) otherwise be plastic section bar, or be aluminium alloy extrusions, or be die model
Material；Aluminium alloy extrusions is because its proportion is small, good endurance and the features such as be easily worked, and is widely used in various door and window structures
In.Aluminum alloy doorframe is by surface-treated aluminium alloy extrusions, through processing technologys such as blanking, punching, groove milling, tapping, making
The doorframe component that face is fabricated to, then combined be assembled together with connector, encapsulant and opening and closing Hardware fitting.Due to being straight
Connect and be made of aluminium alloy, be easy to be scratched by foreign object extension when in use, cause aluminum alloy doorframe damaged surfaces, profile is not beautiful
See, service life is short.And aluminium alloy extrusions heat preservation and insulation is poor, energy-saving effect is poor.Although plastic section bar heat preservation and insulation is good,
But weatherability, wear no resistance, under natural environment, original gloss is lost through surface after a while, fades fast, and make
With the easy aging of exposed parts after a period of time, rigidity is poor.
The content of the invention
The purpose of the present invention is that there is provided a kind of surface strength is high, weatherability is strong, heat-insulation and heat-preservation for problem of the prior art
The door and window plastic-aluminum wood section of the good, wear resistant corrosion resistant of property.
In order to achieve the above object, the present invention is achieved through the following technical solutions：
A kind of plastic-aluminum wood section, including plastic wood layer and aluminium alloy layer；The plastic wood layer is composed of the following raw materials by weight：Sarin tree
10-30 parts of fat, 5-15 parts of plant fiber powder, 40-50 parts of wood powder, 20-40 parts of polyurethane foam powder, 5-15 parts of inorganic filler, resistance
Fire 3-10 part of agent, 1-3 parts of lubricant, 0-2 parts of antioxidant, ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer are mixed
2-7 parts of compound, 1-3 parts of cold-resistant agent M711,1-2 parts of light stabilizer GW-540,5-15 parts of inorganic filler, 3-10 parts of fire retardant,
1-5 parts of lubricant, 1-3 parts of colouring agent, 3-10 parts of bentonite, 20-40 parts of low density polyethylene (LDPE)；
In the aluminium alloy layer, the quality percentage percentage of each alloying element is：Silicon 0.2-0.25%, magnesium 2.4-2.9%, zinc
0.18-0.22%, iron 0.04-0.06%, manganese 0.03-0.05%, strontium 0.04-0.08%, thorium 0.05-0.1%, beryllium 0.02-0.03%, chromium
0.15-0.25%, zirconium 0.05-0.08%, titanium 0.02-0.04%, boron 0.15-0.2%, rhenium 0.06-0.09%, surplus is aluminium.
Further, the plastic wood layer is the outer layer of plastic-aluminum wood section, and the aluminium alloy layer is the internal layer of plastic-aluminum wood section.
Further, the outer surface of the plastic-aluminum timber layer is coated with wearing layer, and the outer surface of the aluminium alloy layer is coated with nickel
Layer.
Further, the wearing layer include 20-30 parts of polyether-ketone, it is 5-15 parts of fluororesin, 5-10 parts of epoxy resin, organic
1-4 parts of 2-8 parts of silicones, 1-2 parts of levelling agent, 1-3 parts of wetting agent and defoamer.
Further, ethene-vinegar in the mixture of the ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer
The mass ratio of sour ethylene copolymer and ethylene-acrylic acid copolymer is 2：1.
Further, vinyl acetate content is 30-60%, the ethylene-propylene in the ethylene-vinyl acetate copolymer
Acrylic acid content in acid copolymer is 50-70%.
Further, the colouring agent is the one or more in iron oxide yellow, iron oxide red, titanium dioxide, carbon black.
Further, the preparation method of the plastic-aluminum wood section comprises the following steps：
A. the raw material of the plastic wood layer is well mixed using high-speed mixer, utilizes double screw extruder melt blending, extrusion
After granulation, gained pellet is added in extruder and extruded, the plastic wood layer base material being molded；The plastic wood layer base material is carried out
Surface treatment, obtains the plastic wood layer；
B. the plastic wood layer and the aluminium alloy layer are carried out into rolling to be combined, obtains the semi-finished product of the plastic-aluminum wood section；
C. anti-corrosion layer is sprayed in the outer surface of the plastic wood layer, in the outer surface nickel plating of the aluminium alloy layer, obtains the aluminium
Plastic-wood section.
The present invention compared with prior art, with following beneficial effect：
Every raw material of plastic wood layer of the present invention has synergy so that plastic wood layer co-extrusion product has good machine
Tool performance, corrosion resistance, anti-surrender, resistance to ag(e)ing and heat-insulation and heat-preservation are strong, improve the service life of plastic wood layer.Aluminium alloy layer
In with the addition of the elements such as trace manganese, strontium, thorium, beryllium, chromium, zirconium, titanium, boron and rhenium, the metallographic structure of aluminium alloy can be significantly improved, carefully
Change crystal grain, reduce secondary intergranular away from pernicious gas and impurity in reduction alloy reduce the formation of crack of aluminium alloy, so as to improve
The intensity and toughness of aluminium alloy, improve aluminium alloy processing characteristics.Obtained aluminium alloy layer, not only intensity is high, and light weight, resilience
Very well, various indexs have all reached splendid state to power.By plastic wood layer and aluminium alloy layer compound use, by plastic wood layer and aluminium alloy
The merits and demerits of layer carries out complementary, and the plastic-aluminum wood section being made has a good heat preservation and insulation, good energy-conserving effect, simultaneously
Also there is the performances such as weatherability, wearability, under natural environment, plastic-aluminum wood section good mechanical property, non-aging, service life
It is long.
The wearing layer coated in aluminium-plastic-wood Surface of profile, the anticorrosive wear-resistant for improving aluminium-plastic-wood Surface of profile wipes performance,
Plastic-aluminum wood section can be protected, it is to avoid the corrosion of the strong acid and strong base such as chloroazotic acid, sulfuric acid, sodium hydroxide, hydrofluoric acid, it is to avoid easily by foreign object
Extension is scratched, cause aluminium-plastic-wood Surface of profile damage there is provided abrasion-resistant, shock resistance, high adhesion force protective layer.
Embodiment
With reference to embodiment, the invention will be further described.
Embodiment 1
A kind of plastic-aluminum wood section, plastic-aluminum wood section includes plastic wood layer and aluminium alloy layer；Plastic wood layer is made up of following raw material：Sarin tree
10 grams of fat, 5 grams of plant fiber powder, 40 grams of wood powder, 20 grams of polyurethane foam powder, 5 grams of inorganic filler, 3 grams of fire retardant, lubricant 1
Gram, 2 grams of the mixture of ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer, 1 gram of cold-resistant agent M711, light stabilizer
1 gram of GW-540,5 grams of inorganic filler, 3 grams of fire retardant, 1 gram of lubricant, 1 gram of colouring agent, 3 grams of bentonite, low density polyethylene (LDPE) 20
Gram；
In aluminium alloy layer, the quality percentage percentage of each alloying element is：Silicon 0.2%, magnesium 2.4%, zinc 0.18%, iron 0.04%, manganese
0.03%, strontium 0.04%, thorium 0.05%, beryllium 0.02%, chromium 0.15%, zirconium 0.05%, titanium 0.02%, boron 0.15%, rhenium 0.06%, surplus is
Aluminium.
Above-mentioned plastic wood layer is the outer layer of plastic-aluminum wood section, and aluminium alloy layer is the internal layer of plastic-aluminum wood section.
The outer surface of above-mentioned plastic-aluminum timber layer is coated with wearing layer, and the outer surface of aluminium alloy layer is coated with nickel dam.
Above-mentioned wearing layer includes 20 grams of polyether-ketone, 5 grams of fluororesin, 5 grams of epoxy resin, 2 grams of organic siliconresin, levelling agent 1
Gram, 1 gram of 1 gram of wetting agent and defoamer.
Ethene-vinyl acetate copolymerization in the mixture of above-mentioned ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer
The mass ratio of thing and ethylene-acrylic acid copolymer is 2：1.
Vinyl acetate content is the propylene in 30%, ethylene-acrylic acid copolymer in above-mentioned ethylene-vinyl acetate copolymer
Acid content is 50%.
Above-mentioned colouring agent is iron oxide yellow, iron oxide red, titanium dioxide, the mixture of carbon black.
The preparation method of above-mentioned plastic-aluminum wood section comprises the following steps：
A. the raw material of plastic wood layer is well mixed using high-speed mixer, utilizes double screw extruder melt blending, extruding pelletization
Afterwards, gained pellet is added in extruder and extruded, the plastic wood layer base material being molded；Plastic wood layer base material is carried out at surface
Reason, obtains plastic wood layer；
B. plastic wood layer and aluminium alloy layer are carried out into rolling to be combined, obtains the semi-finished product of plastic-aluminum wood section；
C. anti-corrosion layer is sprayed in the outer surface of plastic wood layer, in the outer surface nickel plating of aluminium alloy layer, obtains plastic-aluminum wood section.
Embodiment 2
A kind of plastic-aluminum wood section, plastic-aluminum wood section includes plastic wood layer and aluminium alloy layer；Plastic wood layer is made up of following raw material：Sarin tree
30 grams of fat, 15 grams of plant fiber powder, 50 grams of wood powder, 40 grams of polyurethane foam powder, 15 grams of inorganic filler, 10 grams of fire retardant, lubrication
7 grams of the mixture of 3 grams of agent, 2 grams of antioxidant, ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer, cold-resistant agent M711
3 grams, 2 grams of light stabilizer GW-540,15 grams of inorganic filler, 10 grams of fire retardant, 5 grams of lubricant, 3 grams of colouring agent, bentonite 10
Gram, 40 parts of low density polyethylene (LDPE)；
In aluminium alloy layer, the quality percentage percentage of each alloying element is：Silicon 0.25%, magnesium 2.9%, zinc 0.22%, iron 0.06%,
Manganese 0.05%, strontium 0.08%, thorium 0.1%, beryllium 0.03%, chromium 0.25%, zirconium 0.08%, titanium 0.04%, boron 0.2%, rhenium 0.09%, surplus is
Aluminium.
Above-mentioned plastic wood layer is the outer layer of plastic-aluminum wood section, and aluminium alloy layer is the internal layer of plastic-aluminum wood section.
The outer surface of above-mentioned plastic-aluminum timber layer is coated with wearing layer, and the outer surface of aluminium alloy layer is coated with nickel dam.
Above-mentioned wearing layer includes 30 grams of polyether-ketone, 15 grams of fluororesin, 10 grams of epoxy resin, 8 grams of organic siliconresin, levelling agent
4 grams of 2 grams, 3 grams of wetting agent and defoamer.
Ethene-vinyl acetate copolymerization in the mixture of above-mentioned ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer
The mass ratio of thing and ethylene-acrylic acid copolymer is 2：1.
Vinyl acetate content is the propylene in 60%, ethylene-acrylic acid copolymer in above-mentioned ethylene-vinyl acetate copolymer
Acid content is 70%.
Above-mentioned colouring agent is iron oxide yellow, iron oxide red, titanium dioxide, the mixture of carbon black.
The preparation method of above-mentioned plastic-aluminum wood section comprises the following steps：
A. the raw material of plastic wood layer is well mixed using high-speed mixer, utilizes double screw extruder melt blending, extruding pelletization
Afterwards, gained pellet is added in extruder and extruded, the plastic wood layer base material being molded；Plastic wood layer base material is carried out at surface
Reason, obtains plastic wood layer；
B. plastic wood layer and aluminium alloy layer are carried out into rolling to be combined, obtains the semi-finished product of plastic-aluminum wood section；
C. anti-corrosion layer is sprayed in the outer surface of plastic wood layer, in the outer surface nickel plating of aluminium alloy layer, obtains plastic-aluminum wood section.
Embodiment 3
A kind of plastic-aluminum wood section, plastic-aluminum wood section includes plastic wood layer and aluminium alloy layer；Plastic wood layer is made up of following raw material：Sarin tree
20 grams of fat, 10 grams of plant fiber powder, 45 grams of wood powder, 30 grams of polyurethane foam powder, 10 grams of inorganic filler, 7 grams of fire retardant, lubricant
2 grams, 1 gram of antioxidant, 5 grams of the mixture of ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer, cold-resistant agent M711 2
Gram, 1 gram of light stabilizer GW-540,10 grams of inorganic filler, 8 grams of fire retardant, 3 grams of lubricant, 2 grams of colouring agent, 8 grams of bentonite is low
35 grams of density polyethylene；
In aluminium alloy layer, the quality percentage percentage of each alloying element is：Silicon 0.23%, magnesium 2.7%, zinc 0.2%, iron 0.05%, manganese
0.04%, strontium 0.06%, thorium 0.08%, beryllium 0.025%, chromium 0.2%, zirconium 0.06%, titanium 0.03%, boron 0.18%, rhenium 0.07%, surplus is
Aluminium.
Above-mentioned plastic wood layer is the outer layer of plastic-aluminum wood section, and aluminium alloy layer is the internal layer of plastic-aluminum wood section.
The outer surface of above-mentioned plastic-aluminum timber layer is coated with wearing layer, and the outer surface of aluminium alloy layer is coated with nickel dam.
Above-mentioned wearing layer includes 25 grams of polyether-ketone, 10 grams of fluororesin, 8 grams of epoxy resin, 6 grams of organic siliconresin, levelling agent 1
Gram, 3 grams of 2 grams of wetting agent and defoamer.
Ethene-vinyl acetate copolymerization in the mixture of above-mentioned ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer
The mass ratio of thing and ethylene-acrylic acid copolymer is 2：1.
Vinyl acetate content is the propylene in 45%, ethylene-acrylic acid copolymer in above-mentioned ethylene-vinyl acetate copolymer
Acid content is 60%.
Above-mentioned colouring agent is iron oxide yellow, iron oxide red, titanium dioxide, the mixture of carbon black.
The preparation method of above-mentioned plastic-aluminum wood section comprises the following steps：
A. the raw material of plastic wood layer is well mixed using high-speed mixer, utilizes double screw extruder melt blending, extruding pelletization
Afterwards, gained pellet is added in extruder and extruded, the plastic wood layer base material being molded；Plastic wood layer base material is carried out at surface
Reason, obtains plastic wood layer；
B. plastic wood layer and aluminium alloy layer are carried out into rolling to be combined, obtains the semi-finished product of plastic-aluminum wood section；
C. anti-corrosion layer is sprayed in the outer surface of plastic wood layer, in the outer surface nickel plating of aluminium alloy layer, obtains plastic-aluminum wood section.
Embodiment 4
Index test and appraisal are carried out using the embodiment 1-3 plastic-aluminum wood sections provided, as a result as shown in table 1：
| Tensile strength（N/mm2) | Corrosion resistance | Average grain size（mm） | Vickers hardness（HV, kg/mm2） | |
| Embodiment 1 | 550 | EA | 0.02 | 630 |
| Embodiment 2 | 548 | EA | 0.02 | 632 |
| Embodiment 3 | 557 | EA | 0.02 | 641 |
Table 1
Wherein, corrosion resistance is provided by national standard GB/T6892-2006, and small blister scar, crackle, thin slice or powder occurs in surface,
It is qualified only with phenomenon (EA) level being slightly separated；There is obvious layering in surface, and penetrates phenomenon (EB-ED) level into metal
To be unqualified.
From evaluating result as can be seen that the plastic-aluminum wood section uniform small grains that provide of the present invention, with higher tension
Intensity and toughness, additionally with EA grades of corrosion resistance, case hardness is high, wear-resisting scratch-resistant, great market potential.
Every raw material of plastic wood layer of the present invention has synergy so that plastic wood layer co-extrusion product has good
Mechanical performance, corrosion resistance, anti-surrender, resistance to ag(e)ing and heat-insulation and heat-preservation be strong, improves the service life of plastic wood layer.Aluminium is closed
The elements such as trace manganese, strontium, thorium, beryllium, chromium, zirconium, titanium, boron and rhenium are with the addition of in layer gold, the metallographic group of aluminium alloy can be significantly improved
Knit, crystal grain thinning, reduce secondary intergranular away from, reduce the pernicious gas and impurity in alloy, reduce the formation of crack of aluminium alloy so that
The intensity and toughness of aluminium alloy are improved, improves aluminium alloy processing characteristics.Obtained aluminium alloy layer, not only intensity is high, and light weight,
Very well, various indexs have all reached splendid state to screen resilience.By plastic wood layer and aluminium alloy layer compound use, by plastic wood layer and aluminium
The merits and demerits of alloy-layer carries out complementary, and the plastic-aluminum wood section being made has a good heat preservation and insulation, good energy-conserving effect,
Also there is the performances such as weatherability, wearability simultaneously, under natural environment, plastic-aluminum wood section good mechanical property is non-aging, uses
Long lifespan.
The wearing layer coated in aluminium-plastic-wood Surface of profile, the anticorrosive wear-resistant for improving aluminium-plastic-wood Surface of profile wipes performance,
Plastic-aluminum wood section can be protected, it is to avoid the corrosion of the strong acid and strong base such as chloroazotic acid, sulfuric acid, sodium hydroxide, hydrofluoric acid, it is to avoid easily by foreign object
Extension is scratched, cause aluminium-plastic-wood Surface of profile damage there is provided abrasion-resistant, shock resistance, high adhesion force protective layer.
The preferred embodiments of the present invention are these are only, are not intended to limit the invention, although with reference to the foregoing embodiments
The present invention is described in detail, for those skilled in the art, it still can be to foregoing embodiments institute
The technical scheme of record is modified, or carries out equivalent substitution to which part technical characteristic.It is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of plastic-aluminum wood section, it is characterised in that the plastic-aluminum wood section includes plastic wood layer and aluminium alloy layer；The plastic wood layer
It is composed of the following raw materials by weight：10-30 parts of sarin resin, 5-15 parts of plant fiber powder, 40-50 parts of wood powder, polyurethane foam
20-40 parts of powder, 5-15 parts of inorganic filler, 3-10 parts of fire retardant, 1-3 parts of lubricant, 0-2 parts of antioxidant, ethene-vinyl acetate is common
2-7 parts of the mixture of polymers and ethylene-acrylic acid copolymer, 1-3 parts of cold-resistant agent M711,1-2 parts of light stabilizer GW-540, nothing
5-15 parts of machine filler, 3-10 parts of fire retardant, 1-5 parts of lubricant, 1-3 parts of colouring agent, 3-10 parts of bentonite, low density polyethylene (LDPE)
20-40 parts；
In the aluminium alloy layer, the quality percentage percentage of each alloying element is：Silicon 0.2-0.25%, magnesium 2.4-2.9%, zinc
0.18-0.22%, iron 0.04-0.06%, manganese 0.03-0.05%, strontium 0.04-0.08%, thorium 0.05-0.1%, beryllium 0.02-0.03%, chromium
0.15-0.25%, zirconium 0.05-0.08%, titanium 0.02-0.04%, boron 0.15-0.2%, rhenium 0.06-0.09%, surplus is aluminium.
2. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that the plastic wood layer is the outer of plastic-aluminum wood section
Layer, the aluminium alloy layer is the internal layer of plastic-aluminum wood section.
3. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that the outer surface of the plastic-aluminum timber layer and described
The outer surface of aluminium alloy layer is coated with wearing layer.
4. a kind of plastic-aluminum wood section according to claim 3, it is characterised in that the wearing layer includes polyether-ketone 20-30
Part, 5-15 parts of fluororesin, 5-10 parts of epoxy resin, 2-8 parts of organic siliconresin, 1-2 parts of levelling agent, 1-3 parts of wetting agent and froth breaking
1-4 parts of agent.
5. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that the ethylene-vinyl acetate copolymer and
The mass ratio of ethylene-vinyl acetate copolymer and ethylene-acrylic acid copolymer is 2 in the mixture of ethylene-acrylic acid copolymer：
1。
6. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that in the ethylene-vinyl acetate copolymer
Vinyl acetate content is 30-60%, and the acrylic acid content in the ethylene-acrylic acid copolymer is 50-70%.
7. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that the colouring agent is iron oxide yellow, oxidation
One or more in iron oxide red, titanium dioxide, carbon black.
8. a kind of plastic-aluminum wood section according to claim 1, it is characterised in that the preparation method bag of the plastic-aluminum wood section
Include following steps：
A. the raw material of the plastic wood layer is well mixed using high-speed mixer, utilizes double screw extruder melt blending, extrusion
After granulation, gained pellet is added in extruder and extruded, the plastic wood layer base material being molded；The plastic wood layer base material is carried out
Surface treatment, obtains the plastic wood layer；
B. the plastic wood layer and the aluminium alloy layer are carried out into rolling to be combined, obtains the semi-finished product of the plastic-aluminum wood section；
C. anti-corrosion layer is sprayed in the outer surface of the plastic wood layer and aluminium alloy layer, obtains the plastic-aluminum wood section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448337.2A CN107152213A (en) | 2017-06-14 | 2017-06-14 | A kind of plastic-aluminum wood section |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710448337.2A CN107152213A (en) | 2017-06-14 | 2017-06-14 | A kind of plastic-aluminum wood section |
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| Publication Number | Publication Date |
|---|---|
| CN107152213A true CN107152213A (en) | 2017-09-12 |
Family
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| CN201710448337.2A Pending CN107152213A (en) | 2017-06-14 | 2017-06-14 | A kind of plastic-aluminum wood section |
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Application publication date: 20170912 |