CN109266112A - A kind of composite material and its preparation process of pencil Special pen barrel - Google Patents
A kind of composite material and its preparation process of pencil Special pen barrel Download PDFInfo
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- CN109266112A CN109266112A CN201811050549.6A CN201811050549A CN109266112A CN 109266112 A CN109266112 A CN 109266112A CN 201811050549 A CN201811050549 A CN 201811050549A CN 109266112 A CN109266112 A CN 109266112A
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- 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
- C09D123/00—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers
- C09D123/02—Coating compositions based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
- C09D123/10—Homopolymers or copolymers of propene
- C09D123/12—Polypropene
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- 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
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/20—Recycled plastic
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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
- C08L2310/00—Masterbatches
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Abstract
The invention discloses a kind of composite materials of pencil Special pen barrel, the composite material of pen container includes following components according to the mass fraction: melting means PP:50-60 parts high, PP feed back: 10-12 parts, aqueous polyurethane/poly acrylate composite emulsion: 7-9 parts, Masterbatch: 5-7 parts, diatomite: 10-13 parts, carbon fiber/epoxy resin composite material: 7-9 parts, defoaming agent: 2-8 parts, dispersing agent: 4-6 parts, surfactant: 1-3 parts, levelling agent: 2-8 parts, antimildew disinfectant: 2-4 parts, zinc stearate: 5-7 parts, catalyst: 1-3 parts；The present invention also designs a kind of preparation process of the composite material of pencil Special pen barrel, and preparation is simple for this, and the pen container prepared is heat-resist, good stability of the dimension, and long service life is low in cost.
Description
Technical field
The present invention relates to a kind of materials for pen container, and in particular to a kind of composite material and its system of pencil Special pen barrel
Standby technique.
Background technique
Pencil is common stationery, has writing case and pen container, study and work of the pen container in people for store pencil
Be seen everywhere in work, a variety of materials, various shape, various patterns pen container emerge one after another, a kind of its not still study and work
The stationery of middle storage pen, but also when frequently as a kind of elegance Presents Giving to relatives and friends, as present material is to environmental protection
Develop with lightweight, pen container is made as raw material using plastics can not only mitigate weight, go back recoverable, reduce disappearing for resource
Consumption, but material also particularly disadvantageous factor, therefore, researching and developing a kind of production of new material for pen container becomes those skilled in the art
Member's technical problem urgently to be resolved.
Summary of the invention
The technical problem to be solved by the present invention is to propose that a kind of pencil is special for the above disadvantage of the existing technology
With the composite material and its preparation process of pen container, preparation is simple for this, and the pen container prepared is heat-resist, dimensionally stable
Good, the long service life of property, it is low in cost.
The technical solution that the present invention solves the above technical problem is:
A kind of composite material of pencil Special pen barrel, the composite material of pen container includes following components according to the mass fraction:
It is melting means PP:50-60 parts high, PP feed back: 10-12 parts, aqueous polyurethane/poly acrylate composite emulsion: 7-9 parts, color masterbatch
Grain: 5-7 parts, diatomite: 10-13 parts, carbon fiber/epoxy resin composite material: 7-9 parts, defoaming agent: 2-8 parts, dispersing agent: 4-6
Part, surfactant: 1-3 parts, levelling agent: 2-8 parts, antimildew disinfectant: 2-4 parts, zinc stearate: 5-7 parts, catalyst: 1-3
Part；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
13-15 parts, dihydromethyl propionic acid: 10-15 parts, isoflurane chalcone diisocyanate: 7-9 parts, triethanolamine: 8-10 parts, propylene
Acid: 15-18 parts, ethylenediamine: 3-5 parts；
Aqueous polyurethane/poly acrylate composite emulsion the preparation method comprises the following steps:
Aqueous polyurethane emulsion is prepared first: polyoxypropyleneglycol, dihydromethyl propionic acid and a small amount of being added in three-necked flask
Acetone is passed through nitrogen, is warming up to 80 DEG C, and isophorone diisocyanate and a small amount of catalyst is being added, is reacting 0.5h, then will
Temperature drops to 40 DEG C hereinafter, add a small amount of triethylamine, and deionized water, mixing speed are added under high velocity agitation after reacting 0.5h
For 700-800r/min, appropriate ethylenediamine chain extension is added after dispersing half an hour, obtains aqueous polyurethane emulsion, solid content control
In 31-38%；
Next prepares polyacrylate dispersion: in the four-hole boiling flask that electric mixer, thermometer, condenser pipe and dropping funel are housed
Middle addition deionized water, emulsifier and initiator, temperature are raised to 75-80 DEG C and start that acrylic monomers and KPS aqueous solution, drop is added dropwise
Ammonium hydroxide is added in complete drop to reaction temperature after room temperature, adjusts PH=7-8, and filtering obtains acrylic emulsion；
Under stiring, aqueous polyurethane/polyacrylate lotion is put into flask, stirs to get aqueous polyurethane/polypropylene
Acid esters multiple emulsion.
The technical solution that the present invention further limits is,
In the composite material of aforementioned pencil Special pen barrel, the composite material of pen container includes following components according to the mass fraction:
It is melting means PP:50 parts high, PP feed back: 10 parts, aqueous polyurethane/poly acrylate composite emulsion: 7 parts, Masterbatch: 5 parts, silicon
Diatomaceous earth: 10 parts, carbon fiber/epoxy resin composite material: 7 parts, defoaming agent: 2 parts, dispersing agent: 4 parts, surfactant: 1 part, stream
Flat agent: 2 parts, antimildew disinfectant: 2 parts, zinc stearate: 5 parts, catalyst: 1 part；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
13 parts, dihydromethyl propionic acid: 10 parts, isoflurane chalcone diisocyanate: 7 parts, triethanolamine: 8 parts, acrylic acid: 15 parts, second two
Amine: 3 parts.
In the composite material of aforementioned pencil Special pen barrel, the composite material of pen container includes following components according to the mass fraction:
It is melting means PP:60 parts high, PP feed back: 12 parts, aqueous polyurethane/poly acrylate composite emulsion: 9 parts, Masterbatch: 7 parts, silicon
Diatomaceous earth: 13 parts, carbon fiber/epoxy resin composite material: 9 parts, defoaming agent: 8 parts, dispersing agent: 6 parts, surfactant: 3 parts, stream
Flat agent: 8 parts, antimildew disinfectant: 4 parts, zinc stearate: 7 parts, catalyst: 3 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
15 parts, dihydromethyl propionic acid: 15 parts, isoflurane chalcone diisocyanate: 9 parts, triethanolamine: 10 parts, acrylic acid: 18 parts, second two
Amine: 5 parts.
In the composite material of aforementioned pencil Special pen barrel, the composite material of pen container includes following components according to the mass fraction:
It is melting means PP:55 parts high, PP feed back: 11 parts, aqueous polyurethane/poly acrylate composite emulsion: 8 parts, Masterbatch: 6 parts, silicon
Diatomaceous earth: 11 parts, carbon fiber/epoxy resin composite material: 8 parts, defoaming agent: 6 parts, dispersing agent: 5 parts, surfactant: 2 parts, stream
Flat agent: 5 parts, antimildew disinfectant: 3 parts, zinc stearate: 6 parts, catalyst: 2 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
14 parts, dihydromethyl propionic acid: 12 parts, isoflurane chalcone diisocyanate: 8 parts, triethanolamine: 9 parts, acrylic acid: 17 parts, second two
Amine: 4 parts.
In the composite material of aforementioned pencil Special pen barrel, Masterbatch is black masterbatch；Defoaming agent is dimethicone, organic
One of silicon, polyvinyl acetate；Dispersing agent is one of hydrophobic modified carboxylic acid sodium salt, polyacrylic acid sodium salt or ammonium salt
Or it is several；Surfactant is fat alcohol polyethylene ether or alkyl benzene sulphonate or neopelex；Levelling agent is poly- two
One of methylsiloxane, polymethylphenylsiloxane or acrylic acid；Antimildew disinfectant is 1,2- phenylpropyl alcohol isothiazoline -3-
Ketone；Catalyst is five methyl diethylentriamine.
The present invention also designs a kind of preparation process of the composite material of pencil Special pen barrel, specifically includes following components:
(1) by high melting means PP, PP feed back, aqueous polyurethane/poly acrylate composite emulsion, carbon fiber/epoxy resin composite wood
Material, Masterbatch, diatomite are stirred, and adjusting mixing speed is that 150-230 turns/min, stir 25-50min, small molecule is added
Defoaming agent, dispersing agent continue to stir, and dispersing agent, surfactant, levelling agent are added, and be uniformly mixed, and adjust stirring speed
Degree is that 200-250 turns/min, stirs 20-30min, is eventually adding antimildew disinfectant, zinc stearate and catalyst after mixing evenly
For use；
(2) mixed material is transferred to melting extrusion in double screw extruder, cooling, the type of being ultimately molded onto obtains product；
The barrel temperature control of double screw extruder exists when extrusion: 180-200 DEG C of back segment, 200-210 DEG C of middle section, and leading portion: 210-
220 DEG C, head temperature is 220-230 DEG C.
The beneficial effects of the present invention are:
Used in the present invention polyacrylic acid for base-material lotion have anticorrosion, alkaline-resisting, fast light weather-proof, good film-forming property, colour retention it is good,
Pollution-free, application property is good, using it is safe the advantages that.The aqueous polyurethane emulsion used in the present invention have better low temperature at
Film property does not need addition coalescing agent or plasticizer, due to containing stronger polar group, intermolecular energy shape in polyaminoester emulsion
At hydrogen bond and Van der Waals force, there is stronger cohesive force, there is good cohesive force to polar plas surface, also have wear-resisting, resistance to
Many advantages, such as burn into hardness is controllable and cost performance is high.
The a variety of auxiliary agents used in the present invention can reduce frosting tension, improve coating to the degree of wetting of substrate, from
And improve the bond effect of coating and substrate surface.
In the present invention using polyurethane-acrylate composite emulsion have both polyurethane, acrylate it is specific, have it is resistance to
Mill, the advantages that water resistance is good and mechanical property is good, can make up the deficiency of single polyaminoester emulsion or acrylic emulsion.
Dispersing agent is added in component of the invention, dispersing agent can increase the compatibility between base-material, and particle wadding can be prevented poly-,
Paint viscosity is reduced, the surface of dispersed particle is firmly adsorbed on, and provide good space repulsion, makes particle in high-speed stirring
Mix down it is fully dispersed after, will not reunite because of Van der Waals force and again, adsorption layer will not be when by external force from particle
Sur-face peeling and lead to the unstable of system, to optimize the physical and chemical properties of coating.
Diatomite is mainly by detrital materials such as diatom, clay mineral, feldspar, quartz, and a small amount of organic matter, irony oxidation
The composition such as object, general diatomite refractoriness are handled for about 0.143W/m DEG C of thermal coefficient up to 900 DEG C under high temperature by roasting dilatation
Its thermal coefficient of diatomite afterwards is substantially reduced, and refractoriness greatly improves, and refractoriness is up to 1000 DEG C, thermal coefficient 0.l04
W/m DEG C, the maximum feature of diatomite is exactly that heat-proof quality is good.
Specific embodiment
Embodiment 1
The present embodiment provides a kind of composite material of pencil Special pen barrel, the composite material of pen container includes following according to the mass fraction
Component:
It is melting means PP:50 parts high, PP feed back: 10 parts, aqueous polyurethane/poly acrylate composite emulsion: 7 parts, Masterbatch: 5 parts, silicon
Diatomaceous earth: 10 parts, carbon fiber/epoxy resin composite material: 7 parts, defoaming agent: 2 parts, dispersing agent: 4 parts, surfactant: 1 part, stream
Flat agent: 2 parts, antimildew disinfectant: 2 parts, zinc stearate: 5 parts, catalyst: 1 part；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
13 parts, dihydromethyl propionic acid: 10 parts, isoflurane chalcone diisocyanate: 7 parts, triethanolamine: 8 parts, acrylic acid: 15 parts, second two
Amine: 3 parts；
Aqueous polyurethane/poly acrylate composite emulsion the preparation method comprises the following steps:
Aqueous polyurethane emulsion is prepared first: polyoxypropyleneglycol, dihydromethyl propionic acid and a small amount of being added in three-necked flask
Acetone is passed through nitrogen, is warming up to 80 DEG C, and isophorone diisocyanate and a small amount of catalyst is being added, is reacting 0.5h, then will
Temperature drops to 40 DEG C hereinafter, add a small amount of triethylamine, and deionized water, mixing speed are added under high velocity agitation after reacting 0.5h
For 700r/min, appropriate ethylenediamine chain extension is added after dispersing half an hour, obtains aqueous polyurethane emulsion, solid content control exists
31%；
Next prepares polyacrylate dispersion: in the four-hole boiling flask that electric mixer, thermometer, condenser pipe and dropping funel are housed
Middle addition deionized water, emulsifier and initiator, temperature are raised to 75 DEG C and start that acrylic monomers and KPS aqueous solution is added dropwise, drip off
Reaction temperature is dropped to after room temperature, ammonium hydroxide is added, adjust PH=7, filtering obtains acrylic emulsion；
Under stiring, aqueous polyurethane/polyacrylate lotion is put into flask, stirs to get aqueous polyurethane/polypropylene
Acid esters multiple emulsion.
The composite material of above-mentioned pen container includes following components according to the mass fraction:
In the present embodiment, Masterbatch is black masterbatch；Defoaming agent is dimethicone；Dispersing agent is hydrophobic modified carboxylic acid sodium
Salt；Surfactant is fat alcohol polyethylene ether；Levelling agent is dimethyl silicone polymer；Antimildew disinfectant is the different thiophene of 1,2- phenylpropyl alcohol
Oxazoline -3- ketone；Catalyst is five methyl diethylentriamine.
The preparation process of the composite material of above-mentioned pencil Special pen barrel, specifically includes following components:
(1) by high melting means PP, PP feed back, aqueous polyurethane/poly acrylate composite emulsion, carbon fiber/epoxy resin composite wood
Material, Masterbatch, diatomite are stirred, adjusting mixing speed be 150 turns/min, stir 25min, be added small molecule defoaming agent,
Dispersing agent continues to stir, and dispersing agent, surfactant, levelling agent is added, and be uniformly mixed, and adjusting mixing speed is 200
Turn/min, stirs 20min, it is stand-by after mixing evenly to be eventually adding antimildew disinfectant, zinc stearate and catalyst；
(2) mixed material is transferred to melting extrusion in double screw extruder, cooling, the type of being ultimately molded onto obtains product；
The barrel temperature control of double screw extruder exists when extrusion: 180 DEG C of back segment, 200 DEG C of middle section, and leading portion: 210 DEG C, head temperature
Degree is 220 DEG C.
Embodiment 2
The present embodiment provides a kind of composite material of pencil Special pen barrel, the composite material of pen container includes following according to the mass fraction
Component:
It is melting means PP:60 parts high, PP feed back: 12 parts, aqueous polyurethane/poly acrylate composite emulsion: 9 parts, Masterbatch: 7 parts, silicon
Diatomaceous earth: 13 parts, carbon fiber/epoxy resin composite material: 9 parts, defoaming agent: 8 parts, dispersing agent: 6 parts, surfactant: 3 parts, stream
Flat agent: 8 parts, antimildew disinfectant: 4 parts, zinc stearate: 7 parts, catalyst: 3 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
15 parts, dihydromethyl propionic acid: 15 parts, isoflurane chalcone diisocyanate: 9 parts, triethanolamine: 10 parts, acrylic acid: 18 parts, second two
Amine: 5 parts；
Aqueous polyurethane/poly acrylate composite emulsion the preparation method comprises the following steps:
Aqueous polyurethane emulsion is prepared first: polyoxypropyleneglycol, dihydromethyl propionic acid and a small amount of being added in three-necked flask
Acetone is passed through nitrogen, is warming up to 80 DEG C, and isophorone diisocyanate and a small amount of catalyst is being added, is reacting 0.5h, then will
Temperature drops to 40 DEG C hereinafter, add a small amount of triethylamine, and deionized water, mixing speed are added under high velocity agitation after reacting 0.5h
For 800r/min, appropriate ethylenediamine chain extension is added after dispersing half an hour, obtains aqueous polyurethane emulsion, solid content control exists
38%；
Next prepares polyacrylate dispersion: in the four-hole boiling flask that electric mixer, thermometer, condenser pipe and dropping funel are housed
Middle addition deionized water, emulsifier and initiator, temperature are raised to 80 DEG C and start that acrylic monomers and KPS aqueous solution is added dropwise, drip off
Reaction temperature is dropped to after room temperature, ammonium hydroxide is added, adjust PH=8, filtering obtains acrylic emulsion；
Under stiring, aqueous polyurethane/polyacrylate lotion is put into flask, stirs to get aqueous polyurethane/polypropylene
Acid esters multiple emulsion.
In the present embodiment, Masterbatch is black masterbatch；Defoaming agent is organosilicon；Dispersing agent is polyacrylic acid sodium salt；Surface
Activating agent is alkyl benzene sulphonate；Levelling agent is polymethylphenylsiloxane；Antimildew disinfectant is 1,2- phenylpropyl alcohol isothiazoline -3-
Ketone；Catalyst is five methyl diethylentriamine.
The preparation process of the composite material of above-mentioned pencil Special pen barrel, specifically includes following components:
(1) by high melting means PP, PP feed back, aqueous polyurethane/poly acrylate composite emulsion, carbon fiber/epoxy resin composite wood
Material, Masterbatch, diatomite are stirred, adjusting mixing speed be 230 turns/min, stir 50min, be added small molecule defoaming agent,
Dispersing agent continues to stir, and dispersing agent, surfactant, levelling agent is added, and be uniformly mixed, and adjusting mixing speed is 250
Turn/min, stirs 30min, it is stand-by after mixing evenly to be eventually adding antimildew disinfectant, zinc stearate and catalyst；
(2) mixed material is transferred to melting extrusion in double screw extruder, cooling, the type of being ultimately molded onto obtains product；
The barrel temperature control of double screw extruder exists when extrusion: 200 DEG C of back segment, 210 DEG C of middle section, and leading portion: 220 DEG C, head temperature
Degree is 230 DEG C.
Embodiment 3
The present embodiment provides a kind of composite material of pencil Special pen barrel, the composite material of pen container includes following according to the mass fraction
Component:
It is melting means PP:55 parts high, PP feed back: 11 parts, aqueous polyurethane/poly acrylate composite emulsion: 8 parts, Masterbatch: 6 parts, silicon
Diatomaceous earth: 11 parts, carbon fiber/epoxy resin composite material: 8 parts, defoaming agent: 6 parts, dispersing agent: 5 parts, surfactant: 2 parts, stream
Flat agent: 5 parts, antimildew disinfectant: 3 parts, zinc stearate: 6 parts, catalyst: 2 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
14 parts, dihydromethyl propionic acid: 12 parts, isoflurane chalcone diisocyanate: 8 parts, triethanolamine: 9 parts, acrylic acid: 17 parts, second two
Amine: 4 parts；
Aqueous polyurethane/poly acrylate composite emulsion the preparation method comprises the following steps:
Aqueous polyurethane emulsion is prepared first: polyoxypropyleneglycol, dihydromethyl propionic acid and a small amount of being added in three-necked flask
Acetone is passed through nitrogen, is warming up to 80 DEG C, and isophorone diisocyanate and a small amount of catalyst is being added, is reacting 0.5h, then will
Temperature drops to 40 DEG C hereinafter, add a small amount of triethylamine, and deionized water, mixing speed are added under high velocity agitation after reacting 0.5h
For 750r/min, appropriate ethylenediamine chain extension is added after dispersing half an hour, obtains aqueous polyurethane emulsion, solid content control exists
34%；
Next prepares polyacrylate dispersion: in the four-hole boiling flask that electric mixer, thermometer, condenser pipe and dropping funel are housed
Middle addition deionized water, emulsifier and initiator, temperature are raised to 77 DEG C and start that acrylic monomers and KPS aqueous solution is added dropwise, drip off
Reaction temperature is dropped to after room temperature, ammonium hydroxide is added, adjust PH=7, filtering obtains acrylic emulsion；
Under stiring, aqueous polyurethane/polyacrylate lotion is put into flask, stirs to get aqueous polyurethane/polypropylene
Acid esters multiple emulsion.
In the present embodiment, Masterbatch is black masterbatch；Defoaming agent is polyvinyl acetate；Dispersing agent is ammonium salt；Surface is living
Property agent be neopelex；Levelling agent is acrylic acid；Antimildew disinfectant is 1,2- phenylpropyl alcohol isothiazoline -3- ketone；Catalysis
Agent is five methyl diethylentriamine.
The preparation process of the composite material of above-mentioned pencil Special pen barrel, specifically includes following components:
(1) by high melting means PP, PP feed back, aqueous polyurethane/poly acrylate composite emulsion, carbon fiber/epoxy resin composite wood
Material, Masterbatch, diatomite are stirred, adjusting mixing speed be 210 turns/min, stir 35min, be added small molecule defoaming agent,
Dispersing agent continues to stir, and dispersing agent, surfactant, levelling agent is added, and be uniformly mixed, and adjusting mixing speed is 230
Turn/min, stirs 25min, it is stand-by after mixing evenly to be eventually adding antimildew disinfectant, zinc stearate and catalyst；
(2) mixed material is transferred to melting extrusion in double screw extruder, cooling, the type of being ultimately molded onto obtains product；
The barrel temperature control of double screw extruder exists when extrusion: 190 DEG C of back segment, 205 DEG C of middle section, and leading portion: 215 DEG C, head temperature
Degree is 225 DEG C.
In addition to the implementation, the present invention can also have other embodiments.It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (6)
1. a kind of composite material of pencil Special pen barrel, it is characterised in that: the composite material of pen container include according to the mass fraction with
Lower component:
It is melting means PP:50-60 parts high, PP feed back: 10-12 parts, aqueous polyurethane/poly acrylate composite emulsion: 7-9 parts, color masterbatch
Grain: 5-7 parts, diatomite: 10-13 parts, carbon fiber/epoxy resin composite material: 7-9 parts, defoaming agent: 2-8 parts, dispersing agent: 4-6
Part, surfactant: 1-3 parts, levelling agent: 2-8 parts, antimildew disinfectant: 2-4 parts, zinc stearate: 5-7 parts, catalyst: 1-3
Part；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
13-15 parts, dihydromethyl propionic acid: 10-15 parts, isoflurane chalcone diisocyanate: 7-9 parts, triethanolamine: 8-10 parts, propylene
Acid: 15-18 parts, ethylenediamine: 3-5 parts；
Aqueous polyurethane/poly acrylate composite emulsion the preparation method comprises the following steps:
Aqueous polyurethane emulsion is prepared first: polyoxypropyleneglycol, dihydromethyl propionic acid and a small amount of being added in three-necked flask
Acetone is passed through nitrogen, is warming up to 80 DEG C, and isophorone diisocyanate and a small amount of catalyst is being added, is reacting 0.5h, then will
Temperature drops to 40 DEG C hereinafter, add a small amount of triethylamine, and deionized water, mixing speed are added under high velocity agitation after reacting 0.5h
For 700-800r/min, appropriate ethylenediamine chain extension is added after dispersing half an hour, obtains aqueous polyurethane emulsion, solid content control
In 31-38%；
Next prepares polyacrylate dispersion: in the four-hole boiling flask that electric mixer, thermometer, condenser pipe and dropping funel are housed
Middle addition deionized water, emulsifier and initiator, temperature are raised to 75-80 DEG C and start that acrylic monomers and KPS aqueous solution, drop is added dropwise
Ammonium hydroxide is added in complete drop to reaction temperature after room temperature, adjusts PH=7-8, and filtering obtains acrylic emulsion；
Under stiring, aqueous polyurethane/polyacrylate lotion is put into flask, stirs to get aqueous polyurethane/polypropylene
Acid esters multiple emulsion.
2. the composite material of pencil Special pen barrel according to claim 1, it is characterised in that: the composite material of pen container presses matter
Measuring number meter includes following components:
It is melting means PP:50 parts high, PP feed back: 10 parts, aqueous polyurethane/poly acrylate composite emulsion: 7 parts, Masterbatch: 5 parts, silicon
Diatomaceous earth: 10 parts, carbon fiber/epoxy resin composite material: 7 parts, defoaming agent: 2 parts, dispersing agent: 4 parts, surfactant: 1 part, stream
Flat agent: 2 parts, antimildew disinfectant: 2 parts, zinc stearate: 5 parts, catalyst: 1 part；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
13 parts, dihydromethyl propionic acid: 10 parts, isoflurane chalcone diisocyanate: 7 parts, triethanolamine: 8 parts, acrylic acid: 15 parts, second two
Amine: 3 parts.
3. the composite material of pencil Special pen barrel according to claim 1, it is characterised in that: the composite material of pen container presses matter
Measuring number meter includes following components:
It is melting means PP:60 parts high, PP feed back: 12 parts, aqueous polyurethane/poly acrylate composite emulsion: 9 parts, Masterbatch: 7 parts, silicon
Diatomaceous earth: 13 parts, carbon fiber/epoxy resin composite material: 9 parts, defoaming agent: 8 parts, dispersing agent: 6 parts, surfactant: 3 parts, stream
Flat agent: 8 parts, antimildew disinfectant: 4 parts, zinc stearate: 7 parts, catalyst: 3 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
15 parts, dihydromethyl propionic acid: 15 parts, isoflurane chalcone diisocyanate: 9 parts, triethanolamine: 10 parts, acrylic acid: 18 parts, second two
Amine: 5 parts.
4. the composite material of pencil Special pen barrel according to claim 1, it is characterised in that: the composite material of pen container presses matter
Measuring number meter includes following components:
It is melting means PP:55 parts high, PP feed back: 11 parts, aqueous polyurethane/poly acrylate composite emulsion: 8 parts, Masterbatch: 6 parts, silicon
Diatomaceous earth: 11 parts, carbon fiber/epoxy resin composite material: 8 parts, defoaming agent: 6 parts, dispersing agent: 5 parts, surfactant: 2 parts, stream
Flat agent: 5 parts, antimildew disinfectant: 3 parts, zinc stearate: 6 parts, catalyst: 2 parts；
Aqueous polyurethane/the poly acrylate composite emulsion includes following components according to the mass fraction: polyoxypropyleneglycol:
14 parts, dihydromethyl propionic acid: 12 parts, isoflurane chalcone diisocyanate: 8 parts, triethanolamine: 9 parts, acrylic acid: 17 parts, second two
Amine: 4 parts.
5. according to claim 1 in -4 pencil Special pen barrel described in any claim composite material, it is characterised in that: institute
The Masterbatch stated is black masterbatch；The defoaming agent is one of dimethicone, organosilicon, polyvinyl acetate；It is described
Dispersing agent be one or more of hydrophobic modified carboxylic acid sodium salt, polyacrylic acid sodium salt or ammonium salt；The surface-active
Agent is fat alcohol polyethylene ether or alkyl benzene sulphonate or neopelex；The levelling agent is polydimethylsiloxanes
One of alkane, polymethylphenylsiloxane or acrylic acid；The antimildew disinfectant is 1,2- phenylpropyl alcohol isothiazoline -3- ketone；
The catalyst is five methyl diethylentriamine.
6. the preparation process of the composite material of pencil Special pen barrel according to claim 5, which is characterized in that specifically include
Following components:
(1) by high melting means PP, PP feed back, aqueous polyurethane/poly acrylate composite emulsion, carbon fiber/epoxy resin composite wood
Material, Masterbatch, diatomite are stirred, and adjusting mixing speed is that 150-230 turns/min, stir 25-50min, small molecule is added
Defoaming agent, dispersing agent continue to stir, and dispersing agent, surfactant, levelling agent are added, and be uniformly mixed, and adjust stirring speed
Degree is that 200-250 turns/min, stirs 20-30min, is eventually adding antimildew disinfectant, zinc stearate and catalyst after mixing evenly
For use；
(2) mixed material is transferred to melting extrusion in double screw extruder, cooling, the type of being ultimately molded onto obtains product；
The barrel temperature control of double screw extruder exists when extrusion: 180-200 DEG C of back segment, 200-210 DEG C of middle section, and leading portion: 210-
220 DEG C, head temperature is 220-230 DEG C.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050549.6A CN109266112A (en) | 2018-09-10 | 2018-09-10 | A kind of composite material and its preparation process of pencil Special pen barrel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811050549.6A CN109266112A (en) | 2018-09-10 | 2018-09-10 | A kind of composite material and its preparation process of pencil Special pen barrel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112920443A (en) * | 2021-02-04 | 2021-06-08 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102675798A (en) * | 2012-06-12 | 2012-09-19 | 西北师范大学 | Preparation and application of water-borne polyurethane polyacrylate compound emulsion |
| CN103709506A (en) * | 2013-12-09 | 2014-04-09 | 青岛大都新材料科技有限公司 | Preparation method of special PP composite material for pen container |
-
2018
- 2018-09-10 CN CN201811050549.6A patent/CN109266112A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102675798A (en) * | 2012-06-12 | 2012-09-19 | 西北师范大学 | Preparation and application of water-borne polyurethane polyacrylate compound emulsion |
| CN103709506A (en) * | 2013-12-09 | 2014-04-09 | 青岛大都新材料科技有限公司 | Preparation method of special PP composite material for pen container |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112920443A (en) * | 2021-02-04 | 2021-06-08 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
| CN112920443B (en) * | 2021-02-04 | 2021-11-02 | 吉林健特化工机械科技有限公司 | Application of chopped strand carbon fiber PP composite material in manufacturing closed loop sampler |
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