CN103665555A - Preparation method for inorganic filler modified thermoplastic resin composite product - Google Patents
Preparation method for inorganic filler modified thermoplastic resin composite product Download PDFInfo
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- CN103665555A CN103665555A CN201310650125.4A CN201310650125A CN103665555A CN 103665555 A CN103665555 A CN 103665555A CN 201310650125 A CN201310650125 A CN 201310650125A CN 103665555 A CN103665555 A CN 103665555A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14688—Coating articles provided with a decoration
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/14—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
- B29C45/14688—Coating articles provided with a decoration
- B29C2045/14704—Coating articles provided with a decoration ink decorations
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Manufacturing & Machinery (AREA)
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- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a preparation method for an inorganic filler modified thermoplastic resin composite product. The preparation method comprises the following steps: uniformly mixing polypropylene, maleic anhydride modified polypropylene, titanium dioxide, inorganic filler and an anti-oxidant with stirring; carrying out heating and molding; extruding a strip composite and cooling the composite; carrying out granulation so as to obtain a composite particle; heating and fusing the composite particle and injecting the fused composite particle into a product die; carrying out cooling and shaping; and opening the die and tanking out a molded product. The method further comprises a step of surface decoration processing of the product, i.e., spraying a desired pattern on the molded product by using 3D imaging technology or finishing surface decoration by using an IMD or IMR method. The preparation method provided by the invention has the advantages of a high degree of automation, high yield and small energy consumption; and the prepared product has good toughness, high strength, resistance to impact, corrosion resistance, greenness and environment friendliness; and after surface decoration, patterns with different artistic effects like unevenness, streaks and waves and different impressions can be prepared, and a variety of artistic effects like wood grains, marbling, a leather effect and a metallic effect can be prepared.
Description
Technical field
The present invention relates to a kind of preparation technology of thermoplas tic resin composite's goods, particularly, the preparation method who relates to a kind of thermoplas tic resin composite's goods through mineral filler (wollastonite/calcium carbonate) modification, this composite product comprises sanitary equipment, sanitary ware hardware, outdoor products, decoration of exterior wall tubing and public landscape decorative product.
Background technology
Common sanitary equipment comprise bathtub, platform basin, toilet, urinating bucket, most of employing potter's clay is fired and is formed, first potter's clay being made to sanitary ware product fires, sintering is carried out in the glazing of moulding rear surface again, its sintering procedure need consume a large amount of coal or Sweet natural gas, cause a large amount of carbon emissions and energy consumption, carbon emission amount is large, especially the pollution to air; And it causes a large amount of substandard products of product and scrap because temperature asymmetric makes product cracking and distortion in sintering procedure, form secondary pollution and cost and improve.The potter's clay resource of using in simultaneously producing is also day by day rare, once resource exhaustion is produced sanitary ware product by unrenewable potter's clay.And, such ceramic, color effect is more dull, and its surface is difficult to make wood grain, marble grain, dermatoglyph, jade, spar or metal-like etc.
Also have report to adopt artificial agate or acrylic to prepare sanitary ware, but its outward appearance is like plastics, sense organ, wearing quality and usability are all poor.
Conventionally, sanitary equipment, sanitary ware hardware, outdoor products, decoration of exterior wall tubing and public landscape are mainly to adopt emulsion paint, wallpaper and wooden plaque etc. to decorate with the surface decoration of decorative product.Tone is single, and easily absorbs water and peel off, and expands with heat and contract with cold and cause cracking, is difficult to repair maintenance.
Therefore; need to develop a kind of high filling, energy consumption is low; production technique advanced person is easy; efficiency is high; the preparation method of the composite product corrosion-resistant, fire-retardant, water-fast, resistant is anti-skidding, pattern is abundant, handsome in appearance; it can replace the ceramic that traditional energy consumption is large, and material can recycle, so that resource obtains very large protection and recycle.
Summary of the invention
The invention provides a kind of preparation method of the thermoplas tic resin composite's goods through mineral filler (as wollastonite, calcium carbonate etc.) modification, the method energy consumption is low, production technique advanced person is easy, and efficiency is high, the preparation method of the composite product corrosion-resistant, fire-retardant, water-fast, resistant is anti-skidding; Through surface decoration tech, process, can make the pattern article of the different artistic effects such as concavo-convex, decorative pattern, wave and perception, handsome in appearance, stereoscopic sensation is strong, can have the various artistic effects such as wood grain, marble grain, dermatoglyph, jade, spar, metal-like, pattern is abundant, artistic feeling is strong; And this surface decoration is difficult for being scratched, can also be anticorrosive, dustproof, moistureproof, resistance type, be difficult for water suction and peel off or expand with heat and contract with cold causing cracking, is difficult to repair maintenance.
For achieving the above object, the invention provides a kind of preparation method of the thermoplas tic resin composite's goods through mineral filler modification, the method includes the steps of:
Step 1, will be by weight polypropylene, 3% ~ 6% maleic anhydride modified polypropylene, 1% ~ 3% titanium dioxide, 50% ~ 70% mineral filler and 1% ~ 2% the oxidation inhibitor mixing and stirring of percentage ratio meter 25% ~ 40%;
Step 2, joins the above-mentioned raw material mixing in forcing machine hot briquetting;
Step 3, extrudes strip matrix material, and makes matrix material cooling;
Step 4, joins the strip matrix material after cooling in nodulizer, is processed into granular matrix material particle;
Step 5, joins above-mentioned matrix material particle in the barrel of injection moulding machine, heats and makes matrix material pellet melting, utilizes injection moulding machine that the matrix material in barrel is expelled in product mold;
Step 6, cooling and shaping;
Step 7, opens mould, takes out the product of moulding;
Wherein, the method also comprises goods is carried out to surface decoration treatment step.
The preparation method of the above-mentioned thermoplas tic resin composite's goods through mineral filler modification; wherein; described surface decoration is processed and is referred to that employing 3D becomes the required pattern of shadow technology air brushing on moulding product; spray again the UV clear lacquer with protection printing pattern, its surface brightness is strengthened or there is matt effect.
The preparation method of the above-mentioned thermoplas tic resin composite's goods through mineral filler modification, wherein, described surface decoration is processed and is referred to the surface decoration that adopts IMD method to complete product: in step 5, in described product mold, place in advance the film that is printed on required pattern effect, after injection completes, it can became one with thermoplas tic resin composite in mould, completes surface decoration.
The preparation method of the above-mentioned thermoplas tic resin composite's goods through mineral filler modification, wherein, described surface decoration is processed and is referred to the surface decoration that adopts IMR method to complete product: in step 7, by ink printing on PE film, or in the mode of steaming by metal finishing, wood grain, marble grain or dermatoglyph are steaming on PE film, product wish in the printing position of this film and mold cavity is printed after the exactitude position of position, by press mold frame, compress film and make its docile product surface in mould, thereby make pattern or decoration transfer printing to goods, complete the surface decoration of goods.
The preparation method of the above-mentioned thermoplas tic resin composite's goods through mineral filler modification, wherein, described mineral filler is that more than any one in wollastonite, calcium carbonate this filler is through stearic acid modified processing.
The preparation method of the above-mentioned thermoplas tic resin composite's goods through mineral filler modification, wherein, described modification refers to, the stearic acid that is 1%～5% by weight percentage and 95%～99% filler, at 90 ℃～100 ℃ temperature, adopt high-speed mixing to stir 15%～30% minute, stearic acid is fully mixed with filler, become one, reach surface and be stained with the object that the substance modification of grain is processed.The fully combination of calcium carbonate after modification and wollastonite and polypropylene, greatly improved the consistency between material, reduced the oil absorbency on calcium carbonate, wollastonite surface simultaneously, increased substantially the adding proportion of calcium carbonate, wollastonite, made thermoplastic composite there is high filling and excellent compatibility.That thermoplas tic resin composite's goods of above-mentioned modification have is hard, intensity is high, corrosion resistant characteristic have the texture of lithotome.
Because the tertiary carbon atom in polypropylene macromolecular chain is very responsive to the erosion of oxygen, easily aging under the oxygen effect of light, heat and air, therefore matrix material of the present invention also adds oxidation inhibitor to suppress weathering process.
The present invention adopts injection technique to produce, and mechanical automation degree is high, labour intensity is low, yield rate is high, material can be recycled; Preparation process does not need the long-time high-temperature firing of high energy consumption, and energy consumption significantly reduces.By method resulting product of the present invention, have that good toughness, intensity are high, shock resistance, corrosion-resistant, environmental protection, fire-retardant, radiationless and heavy metal, the various different art such as energy production is concavo-convex, decorative pattern, wave are cashed the patterns of effects and perception, handsome in appearance, artistic feeling stereoscopic sensation is strong, and can produce the product surface such as various wood grains, marble grain, dermatoglyph, metal-like and decorate.The surface decoration that surface decorating method of the present invention is made, is difficult for being scratched, can also be anticorrosive, and dustproof, moistureproof, resistance type, be difficult for water suction, peel off, and can avoid expands with heat and contract with cold causes cracking, is difficult to the problem of repair maintenance.
Embodiment
The preparation method who the invention provides a kind of thermoplas tic resin composite's goods through mineral filler modification, the method includes the steps of:
Step 1, will be by weight polypropylene, 3% ~ 6% maleic anhydride modified polypropylene, 1% ~ 3% titanium dioxide, 50% ~ 70% mineral filler and oxidation inhibitor mixing and stirring in Banbury mixer of 1% ~ 2% of percentage ratio meter 25% ~ 40%;
Step 2, joins the above-mentioned raw material mixing in twin screw extruder hot briquetting;
Step 3, extrudes strip matrix material by twin screw extruder, and makes matrix material cooling;
Step 4, joins the strip matrix material after cooling in nodulizer, is processed into granular matrix material particle;
Step 5, joins above-mentioned matrix material particle in the barrel of injection moulding machine by central-feed system, then the screw rod by injection moulding machine is matrix material pellet melting and be expelled in the metal die of product;
Step 6, is injected into water coolant in the cold runner of metal die cooling and shaping;
Step 7, opens mould, takes out the product of moulding;
Wherein, the method also comprises goods is carried out to surface decoration treatment step.
In some embodiments of the invention, described surface decoration is processed and is referred to that employing 3D becomes the required pattern of shadow technology air brushing on moulding product, then sprays the UV clear lacquer with protection printing pattern, its surface brightness is strengthened or have matt effect.
In preferred embodiments more of the present invention, thermoplas tic resin composite's goods of the present invention also can adopt IMD (abbreviation of In Mould Decoration) decoration technique inside mold to carry out surface decoration.IMD refers to a figuratum film of silk-screen is placed in product mold, then injects.This film comprises base material, as PET base material, and ink and high-abrasive material.After mold injects completes, this film and matrix material combine together, and high-abrasive material is at outermost, prevent that the pattern of printing from being scratched, anticorrosive, dustproof, moistureproof, resistance type ability is strong.
In other preferred embodiments of the present invention, thermoplas tic resin composite's goods of the present invention also can adopt the abbreviation of IMR(In-mold Rolling) in-mold transfer printing technology carries out surface decoration.The processing procedure of IMR for by ink printing on a PE film (being printed with in advance release layer on PE film), or in the mode of steaming, the patterns such as metal material, wood grain, marble grain or dermatoglyph are being steamed on PE film, wish in the printing position of film and mold cavity is printed after the exactitude position of position, by press mold frame, compressing film makes its docile in die face, by vacuumizing, make composite material surface in film and die cavity docile as far as possible, mould is closed, product is penetrated in moulding, product is taken out in die sinking, and film sizing material is automatically release from ink.Product after moulding irradiates rear surface through UV and produces sclerosis and complete.
Calcium carbonate described in following examples, wollastonite are all through modification, by add 1.5% stearic acid (C in high-speed mixer
16h
32o
269.6 ℃ of fusing points) and 98.5% calcium carbonate, or wollastonite, or the mixture of calcium carbonate and wollastonite carries out high-speed mixing pre-treatment: high-speed mixer is heated to 90 ℃～100 ℃, make stearic acid melt and fully contact with calcium carbonate or wollastonite, mix completely, after 15 ~ 30 minutes, stop being uniformly mixed, complete modification operation.
Be below the embodiment of each different ingredients:
Embodiment 1
Percentage ratio meter by weight,
1250 order wollastonite powders 50%,
M700 polypropylene particles 15%,
M2600 polypropylene particles 25%,
The maleic anhydride modified polypropylene 5% of MAH-G-PP,
CR-834 titanium dioxide 3%,
Antioxidant 1010 2%;
According to formula ratio, by above-mentioned raw materials abundant mixing and stirring in stirrer, mixed raw material is quantitatively joined in the hopper of twin screw extruder to hot briquetting by charging opening and bypass charging opening; Then by forcing machine die orifice, extrude the strip matrix material after hot briquetting, and described strip matrix material is placed in to tank is down to room temperature; Strip matrix material after cooling is put into nodulizer and be processed into granular matrix material particle; Described matrix material particle is put into the baking oven heating, drying of 100 ℃～120 ℃, removed moisture; The matrix material particle of oven dry is joined in the barrel of injection moulding machine, heat and make matrix material pellet melting, according in the computer program of the material usage input injection moulding machine of the single product that will produce, start injection moulding machine injection sequence of control, adopt injection screw propelling that the matrix material in barrel is expelled to metal die and (in this mould, be provided with the film that silk-screen has surface decoration pattern, this film comprises base material, as PET base material, ink and high-abrasive material) in, described injection moulding machine adopts piston-type machine barrel by high pressure, to be injected in the metal die of product; The water coolant of 5 ℃～10 ℃ is injected in the cold runner of metal die, prints figuratum film and matrix material and combine together, high-abrasive material, at outermost, prevents that the pattern of printing from being scratched, can also be anticorrosive, and dustproof, moistureproof, resistance type; Make product cooling and shaping, open mould, with taking mechanical hand, take out the product of moulding.
The product that the present embodiment makes is thin and light, and shock resistance and ultimate compression strength are high, and product surface is smooth, and self-cleaning is strong, high temperature resistant, erosion resistance is strong.Adopt IMD (abbreviation of In Mould Decoration) decoration technique inside mold to carry out surface decoration, make product there is the different shape of concavo-convex, waviness etc., the effect with different colours, decorative pattern and patterns such as wood grain, marble grain, dermatoglyph, metal-likes, rich color, various shapes is attractive in appearance, and this surface decoration is difficult for being scratched, can also be anticorrosive, dustproof, moistureproof, resistance type, be difficult for water suction and peel off, and expand with heat and contract with cold and cause cracking, be difficult to repair maintenance.
Embodiment 2
Percentage ratio meter by weight,
1250 order wollastonite powders 40%,
325 order wollastonite powders 20%,
M700 polypropylene particles 12%,
M2600 polypropylene particles 18%,
The maleic anhydride modified polypropylene 5% of MAH-G-PP,
CR-834 titanium dioxide 3%,
Antioxidant 1010 2%;
According to formula ratio, by above-mentioned raw materials abundant mixing and stirring in stirrer, mixed raw material is quantitatively joined in the hopper of twin screw extruder to hot briquetting by charging opening and bypass charging opening; Then by forcing machine die orifice, extrude the strip matrix material after hot briquetting, and described strip matrix material is placed in to tank is down to room temperature; Strip matrix material after cooling is put into nodulizer and be processed into granular matrix material particle; Described matrix material particle is put into the baking oven heating, drying of 100 ℃～120 ℃, removed moisture; The matrix material particle of oven dry is joined in the barrel of injection moulding machine, heat and make matrix material pellet melting, according in the computer program of the material usage input injection moulding machine of the single product that will produce, start injection moulding machine injection sequence of control, adopt injection screw to advance the matrix material in barrel is expelled in metal die, described injection moulding machine adopts piston-type machine barrel to be injected in the metal die of product by high pressure.The water coolant of 5 ℃～10 ℃ is injected in the cold runner of metal die, makes product cooling and shaping, open mould.By ink printing on a PE film (being printed with in advance release layer on PE film), or in the mode of steaming, the patterns such as metal material, wood grain, marble grain or dermatoglyph are being steamed on PE film, wish in the printing position of film and mold cavity is printed after the exactitude position of position, by press mold frame, compress film and make its docile in die face, mould is closed; By vacuumizing, make composite material surface in film and die cavity docile as far as possible; The product that takes out moulding with taking mechanical hand, film release layer is automatically release from ink.Product after moulding irradiates rear surface through UV and produces sclerosis and complete.
The product that the present embodiment makes is pickup not, and self-cleaning is strong, can the temperature remains within the normal range state, without ice-cold sense, toughness is high, shock resistance and ultimate compression strength are high.The present embodiment also adopts the abbreviation of IMR(In-mold Rolling) in-mold transfer printing technology carries out surface decoration, make it have the different shape of concavo-convex, decorative pattern, waviness etc., the effect with different colours, decorative pattern and patterns such as wood grain, marble grain, metal-likes, rich color, various shapes is attractive in appearance, and this surface decoration is difficult for being scratched, can also be anticorrosive, dustproof, moistureproof, resistance type, be difficult for water suction and peel off, and expand with heat and contract with cold and cause cracking, be difficult to repair maintenance.
Embodiment 3
Percentage ratio meter by weight,
1250 order wollastonite powders 40%,
325 order calcium carbonate 20%,
100 order calcium carbonate 10%,
M700 polypropylene particles 10%,
M2600 polypropylene particles 15%,
The maleic anhydride modified polypropylene 3% of MAH-G-PP,
CR-834 titanium dioxide 1%,
Antioxidant 1010 1%;
According to formula ratio, by above-mentioned raw materials abundant mixing and stirring in stirrer, mixed raw material is quantitatively joined in the hopper of twin screw extruder to hot briquetting by charging opening and bypass charging opening; Then by forcing machine die orifice, extrude the strip matrix material after hot briquetting, and described strip matrix material is placed in to tank is down to room temperature; Strip matrix material after cooling is put into nodulizer and be processed into granular matrix material particle; Described matrix material particle is put into the baking oven heating, drying of 100 ℃～120 ℃, removed moisture; The matrix material particle of oven dry is joined in the barrel of injection moulding machine, heat and make matrix material pellet melting, according in the computer program of the material usage input injection moulding machine of the single product that will produce, start injection moulding machine injection sequence of control, adopt injection screw to advance the matrix material in barrel is expelled in metal die, described injection moulding machine adopts piston-type machine barrel by high pressure, to be injected in the metal die of product; The water coolant of 5 ℃～10 ℃ is injected in the cold runner of metal die, makes product cooling and shaping, open mould, with taking mechanical hand, take out the product of moulding.Adopt again 3D to become the required pattern of shadow technology air brushing, then spray the UV clear lacquer and reach protection printing pattern to strengthen the object of surface brightness.
Product waterproof property that the present embodiment makes is good, surface not high, the shock resistance of contamination, hardness and wear resisting property good, especially heat-insulating property significantly improves.After surface decoration is processed, goods rich color, various shapes is attractive in appearance, and this surface decoration is difficult for being scratched, can also be anticorrosive, dustproof, moistureproof, resistance type, be difficult for water suction and peel off or expand with heat and contract with cold causing cracking, is difficult to repair maintenance.
Embodiment 4
Percentage ratio meter by weight,
1250 order calcium carbonate 18%,
325 order calcium carbonate 26%,
80 order calcium carbonate 26%,
M700 polypropylene particles 10%,
M2600 polypropylene particles 15%,
The maleic anhydride modified polypropylene 3% of MAH-G-PP,
CR-834 titanium dioxide 1%,
Antioxidant 1010 1%;
According to formula ratio, by above-mentioned raw materials abundant mixing and stirring in stirrer, mixed raw material is quantitatively joined in the hopper of twin screw extruder to hot briquetting by charging opening and bypass charging opening; Then by forcing machine die orifice, extrude the strip matrix material after hot briquetting, and described strip matrix material is placed in to tank is down to room temperature; Strip matrix material after cooling is put into nodulizer and be processed into granular matrix material particle; Described matrix material particle is put into the baking oven heating, drying of 100 ℃～120 ℃, removed moisture; The matrix material particle of oven dry is joined in the barrel of injection moulding machine, heat and make matrix material pellet melting, according in the computer program of the material usage input injection moulding machine of the single product that will produce, start injection moulding machine injection sequence of control, adopt injection screw to advance the matrix material in barrel is expelled in metal die, described injection moulding machine adopts piston-type machine barrel by high pressure, to be injected in the metal die of product; The water coolant of 5 ℃～10 ℃ is injected in the cold runner of metal die, makes product cooling and shaping, open mould, with taking mechanical hand, take out the product of moulding.Adopt again 3D to become the required pattern of shadow technology air brushing, then spray UV transparent suboptical paint and reach protection printing pattern, and produce matt effect.
The product that the present embodiment makes has marmorean texture, and product surface presents natural marble particulate state crystal, and gradation sense and stereoscopic sensation are strong, knocks the hard and solid sense that product has lithotome.After surface decoration is processed, goods rich color, various shapes is attractive in appearance, and this surface decoration is difficult for being scratched, can also be anticorrosive, dustproof, moistureproof, resistance type, be difficult for water suction and peel off or expand with heat and contract with cold causing cracking, is difficult to repair maintenance.
The prepared composite product of the present invention comprises sanitary equipment, sanitary ware hardware, outdoor products, decoration of exterior wall tubing and public landscape decorative product.
Described sanitary ware product can be washbowl, bathtub, toilet, bidet, urinating bucket, shower tray etc., sanitary ware hardware can be the halter of washbowl and bathtub, shower use halter and gondola water faucet, washbowl, bathtub water channel sewage, kitchen basin halter, floor drain, water meter housing etc.; Outdoor products can be desk, chair, flowerpot public landscape decorative product etc., and decoration of exterior wall can be square, circular, rhombus, rectangle etc. with tubing.
Although content of the present invention has been done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to limitation of the present invention.Those skilled in the art, read after foregoing, for multiple modification of the present invention with to substitute will be all apparent.Therefore, protection scope of the present invention should be limited to the appended claims.
Claims (6)
1. through a preparation method for thermoplas tic resin composite's goods of mineral filler modification, it is characterized in that, the method includes the steps of:
Step 1, will be by weight polypropylene, 3% ~ 6% maleic anhydride modified polypropylene, 1% ~ 3% titanium dioxide, 50% ~ 70% mineral filler and 1% ~ 2% the oxidation inhibitor mixing and stirring of percentage ratio meter 25% ~ 40%;
Step 2, joins the above-mentioned raw material mixing in forcing machine hot briquetting;
Step 3, extrudes strip matrix material, and makes matrix material cooling;
Step 4, joins the strip matrix material after cooling in nodulizer, is processed into granular matrix material particle;
Step 5, joins above-mentioned matrix material particle in the barrel of injection moulding machine, heats and makes matrix material pellet melting, utilizes injection moulding machine that the matrix material in barrel is expelled in product mold;
Step 6, cooling and shaping;
Step 7, opens mould, takes out the product of moulding;
Wherein, the method also comprises goods is carried out to surface decoration treatment step.
2. the preparation method of the thermoplas tic resin composite's goods through mineral filler modification as claimed in claim 1; it is characterized in that; described surface decoration is processed and is referred to that employing 3D becomes the required pattern of shadow technology air brushing on moulding product; spray again the UV clear lacquer with protection printing pattern, its surface brightness is strengthened or there is matt effect.
3. the preparation method of the thermoplas tic resin composite's goods through mineral filler modification as claimed in claim 1, it is characterized in that, described surface decoration is processed and is referred to the surface decoration that adopts IMD method to complete product: in step 5, in described product mold, place in advance the film that is printed on required pattern effect, after injection completes, it can became one with thermoplas tic resin composite in mould, completes surface decoration.
4. the preparation method of the thermoplas tic resin composite's goods through mineral filler modification as claimed in claim 1, it is characterized in that, described surface decoration is processed and is referred to the surface decoration that adopts IMR method to complete product: in step 7, by ink printing on PE film, or in the mode of steaming by metal finishing, wood grain, marble grain or dermatoglyph are steaming on PE film, product wish in the printing position of this film and mold cavity is printed after the exactitude position of position, by press mold frame, compress film and make its docile product surface in mould, thereby make pattern or decoration transfer printing to goods, complete the surface decoration of goods.
5. the preparation method of the thermoplas tic resin composite's goods through mineral filler modification as described in any one in claim 1-4, it is characterized in that, described mineral filler is that more than any one in wollastonite, calcium carbonate this filler is through stearic acid modified processing.
6. the preparation method of the thermoplas tic resin composite's goods through mineral filler modification as claimed in claim 5, it is characterized in that, described modification refers to, the stearic acid that is 1%～5% by weight percentage and 95%～99% filler, at 90 ℃～100 ℃ temperature, adopt high-speed mixing to stir 15%～30% minute, stearic acid is fully mixed with filler, become one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310650125.4A CN103665555A (en) | 2013-12-06 | 2013-12-06 | Preparation method for inorganic filler modified thermoplastic resin composite product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310650125.4A CN103665555A (en) | 2013-12-06 | 2013-12-06 | Preparation method for inorganic filler modified thermoplastic resin composite product |
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| CN106836430A (en) * | 2017-02-13 | 2017-06-13 | 青海西旺高新材料有限公司 | Intelligent urinating bucket and preparation method |
| CN108794882A (en) * | 2018-05-16 | 2018-11-13 | 黄欣 | A kind of architectural decoration environment-friendly materials and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106836430A (en) * | 2017-02-13 | 2017-06-13 | 青海西旺高新材料有限公司 | Intelligent urinating bucket and preparation method |
| CN108794882A (en) * | 2018-05-16 | 2018-11-13 | 黄欣 | A kind of architectural decoration environment-friendly materials and preparation method thereof |
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