CN106117761A - A kind of manufacture method of flame-retardant and anti-dripping high-density polyethylene plastics - Google Patents
A kind of manufacture method of flame-retardant and anti-dripping high-density polyethylene plastics Download PDFInfo
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- CN106117761A CN106117761A CN201610782589.4A CN201610782589A CN106117761A CN 106117761 A CN106117761 A CN 106117761A CN 201610782589 A CN201610782589 A CN 201610782589A CN 106117761 A CN106117761 A CN 106117761A
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- 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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08K2201/002—Physical properties
- C08K2201/004—Additives being defined by their length
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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
- C08K2201/011—Nanostructured additives
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
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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
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
Abstract
The present invention relates to the manufacture method of a kind of flame-retardant and anti-dripping high-density polyethylene plastics, belong to thermal plastic goods manufacturing technology, it is by sodium bicarbonate aqueous solution, nano imvite, magnesium hydroxide crystal whisker, aluminium borate whisker, attapulgite is brilliant, after halloysite nanotubes mixing, carry out decatize reaction, microwave, then moisture absorption in sulfamic acid solution it is dipped in, heating, ultrasound wave disperses, after taking float ultrasound wave, take upper strata float to filter, washing, dry, by the modified inorganic nano material obtained and phosphate ester, antimony oxide, calcium carbonate crystal whisker, silane coupler, bulking agent, antioxidant stirs final vacuum in mixer dries, add the stirring of high density polyethylene (HDPE) powder, melt kneading extrusion at parallel dual-screw and obtain flame-retardant and anti-dripping high-density polyethylene plastics.Compared with prior art, the present invention adds fire proofing phosphorus, antimony fire retardant etc. in high-density polyethylene plastics so that it is the high-density polyethylene plastics made has fabulous flame-retardant and anti-dripping effect.
Description
Technical field
The present invention relates to the manufacture method of a kind of flame-retardant and anti-dripping high-density polyethylene plastics, belong to thermal plastic goods system
Make technology.
Background technology
High density polyethylene (HDPE) (High Density Polyethylene, referred to as " HDPE "), be a kind of degree of crystallinity high,
Nonpolar thermoplastic resin.High density polyethylene (HDPE) is nontoxic, tasteless, the white material of odorless, and fusing point is about 130 DEG C, proportion
Lighter than water, relative density is 0.941～0.960.It has good thermostability and tolerance to cold, at room temperature even at-40F low temperature
Under degree all so, it also has higher rigidity and toughness, and mechanical strength is good, acid and alkali-resistance, organic solvent-resistant.High density polyethylene (HDPE)
It is widely used in the aspects such as agricultural, packaging, electric, mechanical, automobile, daily use Sundry goods, petroleum industry.The widest available difference
Processing method manufactures, and including such as sheet extrusion, thin film extrusion, tubing or profile extrusion, is blow molded, is molded and rotational moulding.
High density polyethylene (HDPE) is yielding, the most aging, easy embrittlement, and easily photooxidation, thermal oxide, ozone decomposed, at purple
It is susceptible to degraded under outside line effect, loses its mechanical property.High density polyethylene (HDPE) is inflammable, can burn away after fire, burning
Time can melt, have liquid to drip.
Whisker is the diameter the least (0.1-10um) with single crystal form growth, atomic arrangement high-sequential, intensity
Close to perfect crystal theoretical value, have the fibrous material of certain draw ratio (5-1000), polyethylene (PE) adds a small amount of whisker,
Just not only can strengthen but also toughness reinforcing, also can improve the performances such as heatproof combustion resistance.
Inorganic crystal whisker fusing point is the highest, the most all more than 1000 DEG C, just compensate for macromolecular material at heat-resisting aspect
Deficiency, makes the glass transition temperature of system and heat distortion temperature all have rising, has fire resistance.
Aluminium borate whisker is the inorganic crystal whisker that a class is emerging, and it has a higher ratio of performance to price: (1) its elastic modelling quantity
High；(2) tensile strength is high；(3) diameter 0.5-1 μm, length 10-30 μm；(4) its price is only the 1/10-1/ of SiC whisker price
30；(5) fire resistant flame retardants etc., have bigger application prospect.
Montmorillonite is a class by the surface of nano thickness electronegative silicate lamella, relies on the electrostatic interaction of interlayer and heap
The long-pending earthy mineral together constituted, the structure cell in its crystal structure is by one layer of alumina octahedral of folder in the middle of two-layer silicon-oxy tetrahedron
Body is constituted.There is one-dimensional layered nano-structure and the cation commutativity characteristic of uniqueness, thus give the many modifications of montmorillonite
May be with the expansion of application.The montmorillonite being modified has a strongest absorbability, and good dispersive property can be extensive
Application macromolecular material industry, as the additive of nanometer polymer macromolecular material, improves shock resistance, resisting fatigue, dimensionally stable
Property and gas barrier property etc., thus play the effect strengthening polymer comprehensive physical performance, improve materiel machining performance simultaneously.
Application in the polymer can be added when polymer, it is also possible to is blended when melted and adds.
Magnesium hydroxide crystal whisker, outward appearance is white powder pale powder, is the excellent resistance of the macromolecular material such as plastics, rubber
Combustion agent, has the good compatibility with base material.Magnesium hydroxide crystal whisker is a kind of novel filled-type environment-friendly flame retardant agent, by being heated
Discharge during decomposition and combine water, absorb substantial amounts of latent heat, reduce synthetic material that it the is filled surface temperature in flame,
There is the effect that suppression polymer decomposes and cools down produced fuel gas.It is again good for decomposing the magnesium oxide generated
Refractory material, also can help improve synthetic material fire resistance, simultaneously it release steam also can press down cigarette as one
Agent.The rubber and plastic industry that magnesium hydroxide crystal whisker is well recognized as has fire-retardant, press down cigarette, fill triple functions outstanding fire retardant.With same
Class inorganic combustion inhibitor is compared, and has more preferable flame-retardant smoke inhibition effect, and filled high polymer material also has preferable potentiation.Hydrogen-oxygen
Change magnesium producing, using and all unharmful substance discharges in waste procedures, and the acidity produced in combustion process can also be neutralized
With corrosive gas.
Calcium carbonate crystal whisker shows significantly enhancing, toughness reinforcing for the thermoplastic such as modified plastics, rubber, polrvinyl chloride
Effect.The bending strength of product, dimensional stability, heat stability, ageing resistace can also be improved；Also can promote processing characteristics
And the surface smoothness of goods.
The feature of phosphate ester flame retardants is to have fire-retardant and plasticising dual-use function.Phosphonium flame retardant is because of its heat stability
Good, non-volatile.Do not produce corrosive gas, effect persistently, low toxin and obtain extensively application.TTBNP phosphate ester hinders
The decomposition temperature of combustion agent is 280 degree.It is applicable to the processing of major part plastics.
Antimony oxide is the synergistic flame retardant of a excellent performance, has that synergistic is fire-retardant and anti-dripping effects, and outward appearance is
White powder.Be applicable to polyurethane, neoprene, polyvinyl chloride, polypropylene, polyester etc., antimony oxide burning the initial stage,
First it is melted, forms protecting film isolation air at material surface, by the internal endothermic reaction, reduce ignition temperature.At high temperature
Under state, antimony oxide is gasified, and dilutes oxygen concentration in air, thus plays fire retardation.
The basic structural unit of attapulgite is bar-shaped, needle-like, threadiness monocrystal, is called for short attapulgite brilliant, attapulgite
The general ＜ of content 50% that middle rod is brilliant, attapulgite crystalline substance is about 0.5-5 μm, wide about 0.01-0.10 μm, and the surface of attapulgite crystalline substance is covered with
Concavo-convex alternate groove, Mohs' hardness 2-3 level, it is heated to 700-800 DEG C, hardness ＞ 5 grades.Proportion is 2.05-2.32, is added on
Both as coloring agent in plastics, there is again reinforcement, fire-retardant, anti-aging.
Halloysite nanotubes is that a kind of curling under natural endowment by kaolinic lamella forms natural many walls nanotube
Shape material, has typical many walls nano tubular structure.Halloysite nanotubes is made up of silicon-oxy tetrahedron alumina octahedral, outer wall
Containing certain silicone hydroxyl, combine with the secondary bond moral form such as hydrogen bond and Van der Waals force between construction unit, to cation, polarity
Molecules etc. have stronger absorbability.Natural nano tubular structure and the character being easily dispersed so that halloysite nanotubes
Answered at polypropylene, epoxy resin, polyethylene, polyamide, polyester, rubber etc. as a kind of novel polymer reinforcing material
With.
The defect that material scientific worker exists for high-density polyethylene plastics for many years, has carried out substantial amounts of modification and has ground
Study carefully, to preparing, there is intensity high fire-retardance anti-dropping high-density polyethylene plastics.
Summary of the invention
It is an object of the invention to the deficiency overcoming prior art to exist, it is provided that a kind of flame-retardant and anti-dripping high density polyethylene (HDPE)
The manufacture method of plastics.
The manufacture method of the flame-retardant and anti-dripping high-density polyethylene plastics that the present invention provides, employing following steps:
A) aqueous solution of 4.0-6.0 part mass fraction 25-35% sodium bicarbonate, 0.3-0.5 part nanometer is taken by mass fraction
Montmorillonite, 1.0-1.5 part characterization parameter diameter 0.5-1.0 μm, the aluminium borate whisker of length 10-20 μm, 0.3-0.6 part characterizes ginseng
Number a diameter of 0.1-3 μm, the magnesium hydroxide crystal whiskers of length 5-25 μm, 0.3-0.5 part characterization parameter a length of 0.5-5 μm, a width of
0.01-0.10 μm attapulgite is brilliant, a diameter of 40-150nm of 0.5-0.7 part characterization parameter, the galapectite nanometer of a length of 2-20 μm
Pipe, is blended in stirring decatize reaction 45-60min in 155-165 DEG C of superheated steam reactor, at 300-400 DEG C of vacuum microwave spoke
Penetrate 2.5-3.5h, be then dipped in vacuum moisture absorption in the sulfamic acid solution that 80-120 part mass fraction is 30% and process, after inhaling thoroughly
It is heated to 60-95 DEG C of ultrasound wave dispersion 0.5-1.5h, is stirred for disperseing 5-7h, takes float, with 60-100 part containing mass fraction
The deionized water of 3-5% sodium tripolyphosphate dispersion liquid ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float warp
100-150 mesh filters, and distilled water wash is clean, and vacuum drying obtains flame-retardant and anti-dripping modified Nano material.
B) step A is taken by mass fraction) the flame-retardant and anti-dripping modified Nano material that obtains of 5.0-10 part, 6.0-10 part
TTBNP phosphate ester, 2.0-3.0 part antimony oxide, 1.0-2.0 part characterization parameter a diameter of 0.5-3 μm, a length of 5-20 μm
Calcium carbonate crystal whisker, 0.5-1.5 part KH-550 silane coupler, 2-4 part PE-g-MAH bulking agent, 0.1-0.15 part antioxidant
In mixer, reaction 45-60min is stirred with the speed of 450-550r/min, at 65-75 DEG C of bar under the conditions of 1010,75-85 DEG C
Vacuum drying under part, adds 200-350 part high density polyethylene (HDPE) powder, stirs 40-50min with the speed of 250-350r/min,
Melt kneading extrusion at parallel dual-screw and obtain flame-retardant and anti-dripping high-density polyethylene plastics.
The manufacture method of the flame-retardant and anti-dripping high-density polyethylene plastics that the present invention provides, employing following steps:
A) aqueous solution of 5.0 parts of mass fraction 30% sodium bicarbonate is taken by mass fraction, 0.4 part of nano imvite, 1.2 parts
Characterization parameter diameter 0.7 μm, the aluminium borate whisker of length 15 μm, 0.5 part of a diameter of 2 μm of characterization parameter, hydrogen-oxygen of length 20 μm
Changing magnesium whisker, 0.4 part of a length of 2.5 μm of characterization parameter, a width of 0.05 μm attapulgite are brilliant, 0.6 part of a diameter of 100nm of characterization parameter,
The halloysite nanotubes of a length of 10 μm, is blended in stirring decatize reaction 50min in 160 DEG C of superheated steam reactors, at 350 DEG C
Vacuum microwave radiation 3h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 100 parts of mass fractions are 30% and processes, after inhaling thoroughly
It is heated to 75 DEG C of ultrasound wave dispersion 1h, is stirred for disperseing 6h, takes float, divide with 80 parts of sodium tripolyphosphates Han mass fraction 4%
Dissipating deionized water ultrasonic Treatment 30min at 80 DEG C of liquid, take upper strata float and filter through 120 mesh, distilled water wash is clean,
Vacuum drying, obtains flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) 7.0 parts of flame-retardant and anti-dripping modified Nano materials obtained, 8.0 parts of TTBNP phosphoric acid
Ester, 2.5 parts of antimony oxides, 1.5 parts of a diameter of 1.7 μm of characterization parameter, calcium carbonate crystal whiskers of a length of 12 μm, 1.0 parts of KH-
550 silane couplers, 3.0 parts of PE-g-MAH bulking agents, 0.12 part of antioxidant 1010, under the conditions of 80 DEG C in mixer with
The speed stirring reaction 50min of 500r/min, vacuum drying under the conditions of 70 DEG C, add 250 parts of high density polyethylene (HDPE) powder, with
The speed stirring 45min of 300r/min, melts kneading extrusion at parallel dual-screw and obtains flame-retardant and anti-dripping high density polyethylene (HDPE) and mould
Material.
Compared with prior art, the present invention adds fire proofing magnesium hydroxide crystal whisker, phosphate ester in igelite
Fire retardants etc. so that it is the high-density polyethylene plastics made has fabulous flame-retardant and anti-dripping effect, can be made into tubing, sheet material,
Section bar, container, electrical equipment, furniture, General Mechanical Parts, the flame-retardant and anti-dripping plastic such as electric wire and cable jacket.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention will be described in detail: a kind of flame-retardant and anti-dripping of the present invention is high
The manufacture method of density polyethylene plastic, employing following steps:
A) aqueous solution of 4.0-6.0 part mass fraction 25-35% sodium bicarbonate, 0.3-0.5 part nanometer is taken by mass fraction
Montmorillonite, 1.0-1.5 part characterization parameter diameter 0.5-1.0 μm, the aluminium borate whisker of length 10-20 μm, 0.3-0.6 part characterizes ginseng
Number a diameter of 0.1-3 μm, the magnesium hydroxide crystal whiskers of length 5-25 μm, 0.3-0.5 part characterization parameter a length of 0.5-5 μm, a width of
0.01-0.10 μm attapulgite is brilliant, a diameter of 40-150nm of 0.5-0.7 part characterization parameter, the galapectite nanometer of a length of 2-20 μm
Pipe, is blended in stirring decatize reaction 45-60min in 155-165 DEG C of superheated steam reactor, at 300-400 DEG C of vacuum microwave spoke
Penetrate 2.5-3.5h, be then dipped in vacuum moisture absorption in the sulfamic acid solution that 80-120 part mass fraction is 30% and process, after inhaling thoroughly
It is heated to 60-95 DEG C of ultrasound wave dispersion 0.5-1.5h, is stirred for disperseing 5-7h, takes float, with 60-100 part containing mass fraction
The deionized water of 3-5% sodium tripolyphosphate dispersion liquid ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float warp
100-150 mesh filters, and distilled water wash is clean, and vacuum drying obtains flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) the flame-retardant and anti-dripping modified Nano material that obtains of 5.0-10 part, 6.0-10 part
TTBNP phosphate ester, 2.0-3.0 part antimony oxide, 1.0-2.0 part characterization parameter a diameter of 0.5-3 μm, a length of 5-20 μm
Calcium carbonate crystal whisker, 0.5-1.5 part KH-550 silane coupler, 2.0-4.0 part PE-g-MAH bulking agent, 0.1-0.15 part antioxidant
In mixer, reaction 45-60min is stirred with the speed of 450-550r/min, at 65-75 DEG C of bar under the conditions of 1010,75-85 DEG C
Vacuum drying under part, adds 200-350 part high density polyethylene (HDPE) powder, stirs 40-50min with the speed of 250-350r/min,
Melt kneading extrusion at parallel dual-screw and obtain flame-retardant and anti-dripping high-density polyethylene plastics.
Embodiment 1: the manufacture method of a kind of flame-retardant and anti-dripping high-density polyethylene plastics, employing following steps:
A) aqueous solution of 4.0 parts of mass fraction 25% sodium bicarbonate is taken by mass fraction, 0.3 part of nano imvite, 1.0 parts
Characterization parameter diameter 0.5 μm, the aluminium borate whisker of length 10 μm, 0.3 part of a diameter of 0.1 μm of characterization parameter, hydrogen-oxygen of length 5 μm
Change magnesium whisker, 0.3 part of a length of 0.5 μm of characterization parameter, a width of 0.01 μm attapulgite crystalline substance, 0.5 part of a diameter of 40nm of characterization parameter, length
Degree is the halloysite nanotubes of 2 μm, is blended in stirring decatize reaction 45min in 155 DEG C of superheated steam reactors, true at 300 DEG C
Empty microwave radiation 2.5h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 80 parts of mass fractions are 30% and processes, after inhaling thoroughly
It is heated to 60 DEG C of ultrasound wave dispersion 0.5h, is stirred for disperseing 5h, takes float, with 60 parts of sodium tripolyphosphates Han mass fraction 3%
The deionized water of dispersion liquid is ultrasonic Treatment 20min at 75 DEG C, takes upper strata float and filters through 100 mesh, and distilled water wash is done
Only, vacuum drying, obtain flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) 5.0 parts of flame-retardant and anti-dripping modified Nano materials obtained, 6.0 parts of TTBNP phosphoric acid
Ester, 2.0 parts of antimony oxides, 1.0 parts of a diameter of 0.5 μm of characterization parameter, calcium carbonate crystal whiskers of a length of 5 μm, 0.5 part of KH-550
Silane coupler, 2.0 parts of PE-g-MAH bulking agents, 0.1 part of antioxidant 1010, with 450r/min in mixer under the conditions of 75 DEG C
Speed stirring reaction 45min, vacuum drying under the conditions of 65 DEG C, add 200 parts of high density polyethylene (HDPE) powder, with 250r/min
Speed stirring 40min, parallel dual-screw melt kneading extrusion obtain flame-retardant and anti-dripping high-density polyethylene plastics.
Embodiment 2: the manufacture method of a kind of flame-retardant and anti-dripping high-density polyethylene plastics, employing following steps:
A) aqueous solution of 5.0 parts of mass fraction 30% sodium bicarbonate is taken by mass fraction, 0.4 part of nano imvite, 1.2 parts
Characterization parameter diameter 0.7 μm, the aluminium borate whisker of length 15 μm, 0.5 part of a diameter of 2 μm of characterization parameter, hydrogen-oxygen of length 20 μm
Changing magnesium whisker, 0.4 part of a length of 2.5 μm of characterization parameter, a width of 0.05 μm attapulgite are brilliant, 0.6 part of a diameter of 100nm of characterization parameter,
The halloysite nanotubes of a length of 10 μm, is blended in stirring decatize reaction 50min in 160 DEG C of superheated steam reactors, at 350 DEG C
Vacuum microwave radiation 3h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 100 parts of mass fractions are 30% and processes, after inhaling thoroughly
It is heated to 75 DEG C of ultrasound wave dispersion 1h, is stirred for disperseing 6h, takes float, divide with 80 parts of sodium tripolyphosphates Han mass fraction 4%
Dissipating deionized water ultrasonic Treatment 30min at 80 DEG C of liquid, take upper strata float and filter through 120 mesh, distilled water wash is clean,
Vacuum drying, obtains flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) the flame-retardant and anti-dripping modified Nano material 7.0 parts that obtains, 8.0 parts of TTBNP phosphoric acid
Ester, 2.5 parts of antimony oxides, 1.5 parts of a diameter of 1.7 μm of characterization parameter, calcium carbonate crystal whiskers of a length of 12 μm, 1.0 parts of KH-
550 silane couplers, 3.0 parts of PE-g-MAH bulking agents, 0.12 part of antioxidant 1010, under the conditions of 80 DEG C in mixer with
The speed stirring reaction 50min of 500r/min, vacuum drying under the conditions of 70 DEG C, add 250 parts of high density polyethylene (HDPE) powder, with
The speed stirring 45min of 300r/min, melts kneading extrusion at parallel dual-screw and obtains flame-retardant and anti-dripping high density polyethylene (HDPE) and mould
Material.
Embodiment 3: the manufacture method of a kind of flame-retardant and anti-dripping high-density polyethylene plastics, employing following steps:
A) aqueous solution of 6.0 parts of mass fraction 35% sodium bicarbonate is taken by mass fraction, 0.5 part of nano imvite, 1.5 parts
Characterization parameter diameter 1.0 μm, the aluminium borate whisker of length 20 μm, 0.6 part of a diameter of 3 μm of characterization parameter, hydrogen-oxygen of length 25 μm
Change magnesium whisker, 0.5 part of a length of 5 μm of characterization parameter, a width of 0.10 μm attapulgite crystalline substance, 0.7 part of a diameter of 150nm of characterization parameter, length
Degree is the halloysite nanotubes of 20 μm, is blended in stirring decatize reaction 60min in 165 DEG C of superheated steam reactors, true at 400 DEG C
Empty microwave radiation 3.5h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 120 parts of mass fractions are 30% and processes, after inhaling thoroughly
It is heated to 95 DEG C of ultrasound wave dispersion 1.5h, is stirred for disperseing 7h, takes float, with 100 parts of sodium tripolyphosphates Han mass fraction 5%
The deionized water of dispersion liquid is ultrasonic Treatment 40min at 85 DEG C, takes upper strata float and filters through 150 mesh, and distilled water wash is done
Only, vacuum drying, obtain flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) 10 parts of flame-retardant and anti-dripping modified Nano materials obtained, 10 parts of TTBNP phosphate esters,
3.0 parts of antimony oxides, 2.0 parts of a diameter of 3 μm of characterization parameter, calcium carbonate crystal whiskers of a length of 20 μm, 1.5 parts of KH-550 silane
Coupling agent, 4.0 parts of PE-g-MAH bulking agents, 0.15 part of antioxidant 1010, with 550r/min's in mixer under the conditions of 85 DEG C
Speed stirring reaction 60min, vacuum drying under the conditions of 75 DEG C, add 350 parts of high density polyethylene (HDPE) powder, with 350r/min's
Speed stirring 50min, melts kneading extrusion at parallel dual-screw and obtains flame-retardant and anti-dripping high-density polyethylene plastics.
Embodiment of the present invention is not limited to embodiment described above, by aforementioned disclosed numerical range, just
Specific embodiment is arbitrarily replaced, such that it is able to obtain numerous embodiment, this is not enumerated.
Claims (2)
1. the manufacture method of a flame-retardant and anti-dripping high-density polyethylene plastics, it is characterised in that this manufacture method uses following step
Rapid:
A) take the aqueous solution of 4.0-6.0 part mass fraction 25-35% sodium bicarbonate by mass fraction, 0.3-0.5 part nanometer is covered de-
Soil, 1.0-1.5 part characterization parameter diameter 0.5-1.0 μm, the aluminium borate whisker of length 10-20 μm, 0.3-0.6 part characterization parameter is straight
Footpath is 0.1-3 μm, the magnesium hydroxide crystal whisker of length 5-25 μm, 0.3-0.5 part characterization parameter a length of 0.5-5 μm, a width of 0.01-
0.10 μm attapulgite is brilliant, a diameter of 40-150nm of 0.5-0.7 part characterization parameter, the halloysite nanotubes of a length of 2-20 μm, mixed
It is combined in stirring decatize reaction 45-60min in 155-165 DEG C of superheated steam reactor, radiates 2.5-at 300-400 DEG C of vacuum microwave
3.5h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 80-120 part mass fraction is 30% and processes, inhale post-heating extremely
60-95 DEG C of ultrasound wave dispersion 0.5-1.5h, is stirred for disperseing 5-7h, takes float, with 60-100 part containing mass fraction 3-5% tri-
The deionized water of polyphosphate sodium dispersion liquid is ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float through 100-150 mesh
Filtering, distilled water wash is clean, and vacuum drying obtains flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) the flame-retardant and anti-dripping modified Nano material that obtains of 5.0-10 part, 6.0-10 part TTBNP phosphorus
Acid esters, 2.0-3.0 part antimony oxide, 1.0-2.0 part characterization parameter a diameter of 0.5-3 μm, the calcium carbonate of a length of 5-20 μm
Whisker, 0.5-1.5 part KH-550 silane coupler, 2.0-4.0 part PE-g-MAH bulking agent, 0.1-0.15 part antioxidant 1010,
In mixer, reaction 45-60min is stirred with the speed of 450-550r/min under the conditions of 75-85 DEG C, true under the conditions of 65-75 DEG C
Empty drying, adds 200-350 part high density polyethylene (HDPE) powder, stirs 40-50min, in the same direction with the speed of 250-350r/min
Twin screw melts kneading extrusion and obtains flame-retardant and anti-dripping high-density polyethylene plastics.
2. the manufacture method of a flame-retardant and anti-dripping high-density polyethylene plastics, it is characterised in that this manufacture method uses following step
Rapid:
A) aqueous solution of 5.0 parts of mass fraction 30% sodium bicarbonate, 0.4 part of nano imvite, 1.2 parts of signs are taken by mass fraction
Parameter diameter 0.7 μm, the aluminium borate whisker of length 15 μm, 0.5 part of a diameter of 2 μm of characterization parameter, magnesium hydroxide of length 20 μm
Whisker, 0.4 part of a length of 2.5 μm of characterization parameter, a width of 0.05 μm attapulgite crystalline substance, 0.6 part of a diameter of 100nm of characterization parameter, length
It is the halloysite nanotubes of 10 μm, is blended in stirring decatize reaction 50min in 160 DEG C of superheated steam reactors, in 350 DEG C of vacuum
Microwave radiation 3h, is then dipped in vacuum moisture absorption in the sulfamic acid solution that 100 parts of mass fractions are 30% and processes, inhale post-heating
To 75 DEG C of ultrasound wave dispersion 1h, it is stirred for disperseing 6h, takes float, with 80 parts of sodium tripolyphosphate dispersion liquids Han mass fraction 4%
Deionized water ultrasonic Treatment 30min at 80 DEG C, take upper strata float and filter through 120 mesh, distilled water wash is clean, vacuum
Dry, obtain flame-retardant and anti-dripping modified Nano material；
B) step A is taken by mass fraction) 7.0 parts of flame-retardant and anti-dripping modified Nano materials obtained, 8.0 parts of TTBNP phosphate esters,
2.5 parts of antimony oxides, 1.5 parts of a diameter of 1.7 μm of characterization parameter, calcium carbonate crystal whiskers of a length of 12 μm, 1 part of KH-550 silane
Coupling agent, 3.0 parts of PE-g-MAH bulking agents, 0.12 part of antioxidant 1010, with 500r/min's in mixer under the conditions of 80 DEG C
Speed stirring reaction 50min, vacuum drying under the conditions of 70 DEG C, add 250 parts of high density polyethylene (HDPE) powder, with 300r/min's
Speed stirring 45min, melts kneading extrusion at parallel dual-screw and obtains flame-retardant and anti-dripping high-density polyethylene plastics.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113444358A (en) * | 2021-08-02 | 2021-09-28 | 华东理工大学 | Flame-retardant TPU composite powder material for additive manufacturing and preparation method thereof |
| CN114341245A (en) * | 2019-05-23 | 2022-04-12 | 英默里斯美国公司 | Flame retardant polymer compositions and methods of use |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105462033A (en) * | 2014-09-05 | 2016-04-06 | 青岛颐世保塑料有限公司 | Environment-friendly flame-retardant high-density polyethylene material |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105462033A (en) * | 2014-09-05 | 2016-04-06 | 青岛颐世保塑料有限公司 | Environment-friendly flame-retardant high-density polyethylene material |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114341245A (en) * | 2019-05-23 | 2022-04-12 | 英默里斯美国公司 | Flame retardant polymer compositions and methods of use |
| CN113444358A (en) * | 2021-08-02 | 2021-09-28 | 华东理工大学 | Flame-retardant TPU composite powder material for additive manufacturing and preparation method thereof |
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