CN103756015B - A kind of hyperbranched triazine char-forming agent micro encapsulation fire retardant and preparation method thereof - Google Patents

A kind of hyperbranched triazine char-forming agent micro encapsulation fire retardant and preparation method thereof Download PDF

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CN103756015B
CN103756015B CN201410016870.8A CN201410016870A CN103756015B CN 103756015 B CN103756015 B CN 103756015B CN 201410016870 A CN201410016870 A CN 201410016870A CN 103756015 B CN103756015 B CN 103756015B
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fire retardant
diamines
hydroxide
cyanuric chloride
micro encapsulation
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CN103756015A (en
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胡源
汪碧波
宋磊
温攀月
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University of Science and Technology of China USTC
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Abstract

The invention discloses a kind of hyperbranched triazine char-forming agent micro encapsulation fire retardant, it is characterized in that: micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Hyperbranched triazine char-forming agent micro encapsulation fire retardant reaction process prepared by the present invention is continuous, reaction times is short, production efficiency is high, reduces reaction cost, makes fire retardant have better thermostability, become charcoal high, the advantages such as dispersing property is good in the polymer, and flame retardant properties is good, fire-retardant product good combination property, can be widely used in, in the macromolecular materials such as plastics, rubber, coating, tackiness agent, having broad application prospects.

Description

A kind of hyperbranched triazine char-forming agent micro encapsulation fire retardant and preparation method thereof
Technical field
The present invention relates to flame retardant area, particularly relating to a kind of hyperbranched triazine char-forming agent is capsule material, take fire retardant as coated halogen-free flame retardants of the employing in-situ polymerization of core and preparation method thereof.
Background technology
Fire retardant be can make polymkeric substance and associated materials not easily ignition maybe can to slow down a kind of auxiliary agent of combustionvelocity.From whether fire retardant can be divided into halogen containing flame-retardant and halogen-free flame retardants by Halogen, wherein halogen containing flame-retardant can produce more smog and poisonous corrosive gases in combustion, produce environment and pollute, European Union discloses " waste electronic andelectrical equipment instruction " (be called for short " WEEE ") for 2003 and " about prohibitting the use some Hazardous Substances Directive in electronic electric equipment " (abbreviation " RolS ") two instructions ask electronic product to realize heavy metal free, halogen-free flameproof, solvent free for this reason.In view of the serious shortcomings of halogen containing flame-retardant, one of halogen-free flame retardants important development direction becoming following fire retardant.
Halogen-free flame retardants is mainly divided into metal hydroxide combustion inhibitor and nitrogen phosphorus compound flame redundant.Wherein nitrogen phosphorus compound flame redundant is not halogen-containing, and this based flame retardant foaming and intumescing when being heated, forms the foamed char of porous in combustion processes, can play the effect of heat insulation oxygen barrier; But there is the shortcoming such as poor compatibility, poor water resistance, poor durability, easily migration in nitrogen phosphorus compound flame redundant.Metal hydroxide combustion inhibitor abundance, low price, absorb heat by decomposing in combustion processes, the water vapor simultaneously decomposing generation plays diluting effect to inflammable gas, its advantage does not produce toxic gas when being burning, has fire-retardant and but the double effects of cigarette.Just because of so numerous advantages, metal hydroxide combustion inhibitor is widely used among the materials such as plastics, rubber, elastomerics.But metal hydroxides due to polarity large, incompatible with macromolecular material, in use addition is large, and this will reduce the physicals worsening material.The dispersion problem how solving this type of halogen-free flame retardants is a difficult problem of current fire-retardant research.
Microcapsulary (microencapsulation) refers to that with natural or synthesized polymer material, solid or liquid component being rolled into diameter is micron-sized capsule, to be developed successfully by NCR Corp. of the U.S. from the fifties and develop into flame retardant area gradually, make it while performance fire retardation by carrying out micro encapsulation process to fire retardant, improve water tolerance and the consistency of fire retardant, suppress the untoward reaction that fire retardant occurs in the course of processing.Such as German patent DE 2,949,537, DE3,005,253 and DE3,316,880 disclose and carry out coated method for capsule material to ammonium polyphosphate with P-F or melamine-formaldehyde resin, and the microcapsule flame retardant prepared has good resistant to hydrolysis, anti-moisture absorption.Chinese Patent Application No. 200910145092.1 reports and uses micro encapsulation fire retardant frie retardant coating, makes frie retardant coating have good ageing resistance and water tolerance.
Find and new there is the prior development direction that capsule material that greater functionality turns into is micro encapsulation fire retardant.Research finds, pyrrolotriazine derivatives is the compound that a large class is rich in tertiary N structure, and it not only has good one-tenth charcoal effect and water tolerance, and carbon-collecting source and source of the gas are integrally.In recent years, article and the patent of the synthesis of some pyrrolotriazine derivatives and application are constantly published, application number is the Chinese patent " the triazine char-forming agent and preparation method thereof containing aromatic series chain structure " (mandate publication number is CN101586033A) of 200910099717.5, that patent describes a kind of triazine char-forming agent containing aromatic series chain structure and preparation method thereof, the Chinese patent " there is long-chain triazine system macromolecular fire retardant and the method thereof of phosphate ester structure " (application publication number is CN102234516A) of application number 201010165863.6, that patent describes a kind of long-chain triazine system macromolecular fire retardant and method thereof containing having phosphate ester structure, the expansibility flame-proof agent of gained is thermally-stabilised good, under high temperature, charring rate is high, expansion character is remarkable.As such macro molecular triazine series carbon forming agent is used for coated halogen-free flame retardants, the surface polarity of fire retardant will be reduced, improve its dispersing property.Although triazine char-forming agent has so many advantage, but but so far there are no uses the coated fire retardant of triazine char-forming agent, for reducing the surface polarity of fire retardant, increase the surface compatability of fire retardant and fire retardant material, improve fire retardant the comprehensive physical property of flame retarding efficiency, dispersiveness and raising fire-retardant product.
Summary of the invention
The present invention is for solving the weak point existing for above-mentioned prior art, a kind of triazine hyperbranched macromolecular carbon forming agent using Heat stability is good, charring rate high is proposed as capsule material, fire retardant is carried out coated hyperbranched triazine char-forming agent micro encapsulation fire retardant of micro encapsulation and preparation method thereof, large to solve existing fire retardant polarity, in fire retardant material, dispersing property is poor, worsens the difficult problems such as the comprehensive physical property of fire retardant material.
The object of the invention is to be achieved through the following technical solutions:
The present invention's hyperbranched triazine char-forming agent micro encapsulation fire retardant, its feature is: described micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, using the cyanuric chloride after dispersion with dissolve after the hyperbranched triazine char-forming agent that obtains under the effect of acid binding agent and tensio-active agent of diamines as coating layer, the micro encapsulation fire retardant using fire retardant as core.
The present invention's hyperbranched triazine char-forming agent micro encapsulation fire retardant, its feature is also:
The each raw material of described micro encapsulation fire retardant by the proportioning of mass parts is: cyanuric chloride 2 ~ 10 mass parts; The solvent 10-100 mass parts of dispersion cyanuric chloride, the solvent 150-580 mass parts of dissolving diamines; Fire retardant 100 mass parts; Tensio-active agent 0.1 ~ 10 mass parts; The mol ratio of described diamines and described cyanuric chloride is 2:1-3:1; The mol ratio of described acid binding agent and cyanuric chloride is 3:1-4:1.
By in said ratio gained micro encapsulation fire retardant, the weight ratio of hyperbranched triazine char-forming agent and fire retardant is 4 ~ 50:100.
The solvent of described dissolving diamines be selected from water, acetone, butanone and ethanol one or more mix in any proportion;
The solvent of described dispersion cyanuric chloride is ethanol.
Described diamines is selected from piperazine, quadrol, N, N-dimethyl-1, one or more in 3-propylene diamine, N-aminoethyl piperazine, 2,6-tolylene diamines, diethyl toluene diamine, hydroxyethylethylene diamine, 3,3-diaminodiphenylsulfone(DDS)s and 2 methyl pentamethylenediamine mix in any proportion.
Described fire retardant be selected from aluminium hydroxide, magnesium hydroxide, magnesium aluminum double hydroxide, zinc-aluminium double-hydroxide, magnesium iron double-hydroxide, zinc-iron double-hydroxide, ferronickel double-hydroxide, zinc borate, Zinc aluminate, zinc, zinc hydroxyl stannate, molybdic oxide, molybdenumdisulphide, ammonium molybdate, red phosphorus, ammonium polyphosphate, inorganic hypo-aluminum orthophosphate, organophosphinic acids aluminium and triphenylphosphate one or more mix in any proportion.
Described tensio-active agent is selected from OP-10, Brij, cetomacrogol, peregal, Ai Moerfu, carboxylic acid polyoxyethylene ester, Pluronic F68, Dodecyl trimethyl ammonium chloride, tetradecyl trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, tri-n-octyl methyl ammonium chloride, three nonanylmethyl ammonium chlorides, didecyl Dimethy ammonium chloride, two dodecyl dimethyl ammonium chloride, two dodecyldimethylamine ammonium chloride, Varisoft 432PPG, one or more in distearyl dimethyl ammonium chloride or Sodium palmityl sulfate mix in any proportion.
Described acid binding agent be selected from alkali metal hydroxide, alkaline carbonate or alkali metal hydrocarbonate one or more mix in any proportion; Described alkali metal hydroxide is selected from NaOH or KOH; Described alkaline carbonate is selected from Na 2cO 3or K 2cO 3; Described alkali metal hydrocarbonate is selected from as aHCO 3or KHCO 3.
The preparation method of the present invention's hyperbranched triazine char-forming agent micro encapsulation fire retardant, its feature is to carry out as follows:
A, diamines is dissolved in dissolve diamines solvent in, obtain two amine aqueous solutions; Cyanuric chloride is dispersed in the solvent of dispersion cyanuric chloride, obtains cyanuric chloride dispersion liquid;
B, at 0-10 DEG C, two amine aqueous solutions are added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add fire retardant and tensio-active agent again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation and keep thermotonus 1-4 hour;
C, be warming up to 30-70 DEG C, in there-necked flask, add acid binding agent, reaction 3-6 hour;
D, be warming up to 90-150 DEG C, reaction 6-10 hour, obtains mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, drying, pulverizing obtain hyperbranched triazine char-forming agent micro encapsulation fire retardant.
Drying described in step e is that drying 2 is little of 10 hours under 50 DEG C of-100 DEG C of conditions.
The reaction principle of cyanuric chloride of the present invention and diamines is as shown in Equation 1:
Gained as the hyperbranched triazine char-forming agent of coating layer general structure as shown in Equation 2:
Wherein, Z is NH or N; R is piperazine ring, containing 1-30 carbon atom between straight chained alkyl, aryl or multiple phenyl ring with the aryl of alkyl.
Compared with prior art, beneficial effect of the present invention is embodied in:
1, the hyperbranched triazine char-forming agent micro encapsulation fire retardant reaction process prepared by the present invention is continuous, reaction times is short, production efficiency is high, reduces reaction cost, makes fire retardant have better thermostability, become charcoal high, the advantages such as dispersing property is good in the polymer, and flame retardant properties is good, fire-retardant product good combination property, can be widely used in, in the macromolecular materials such as plastics, rubber, coating, tackiness agent, having broad application prospects;
2, the capsule material material that the present invention is used mostly is the starting material of the industrial low cost such as cyanuric chloride, piperazine, quadrol be easy to get, and has broad application prospects;
3, hyperbranched triazine char-forming agent microencapsulation inorganic flaming-resistant agent Shell Materials provided by the invention is that expandable flame retardant char-forming agent has hyperbranched macromolecular structure, as source of the gas and the charcoal source of expanding fire retardant system, the fire-retardant fire retardant systems of expansible that itself and core core acid source are formed, there is the fabulous flame retardant effect being foamed into charcoal and excellence, and not halogen-containing, low toxicity, environmental protection, there is extraordinary application foundation;
4, in the present invention, tensio-active agent contributes to the dispersion of fire retardant, avoids fire retardant to reunite in block, forms stable dispersion system; Tensio-active agent is conducive to the deposition of the hyperbranched triazine char-forming agent of shell on fire retardant surface simultaneously, thus is formed than more complete coated shell, avoids the formation of the particle of hyperbranched triazine char-forming agent.
Specific embodiment
Embodiment 1
The present embodiment hyperbranched triazine char-forming agent micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Wherein diamines select piperazine, dispersion cyanuric chloride solvent select ethanol, dissolve diamines acetone selected by solvent, aluminium hydroxide selected by fire retardant, OP-10 selected by tensio-active agent, acid binding agent selects NaOH, be prepared as follows:
A, by 44.79g (0.52mol) piperazine dissolved in the acetone of 14.5L, obtain piperazine solution; By 46.10g(0.25mol) cyanuric chloride is dispersed in the ethanol of dispersion 250ml, obtains cyanuric chloride dispersion liquid;
B, at 0 DEG C, piperazine solution is added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add 2500g aluminium hydroxide and 2.5gOP-10 again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation reaction 4 hours;
C, be warming up to 50 DEG C, in there-necked flask, add the 0.78molNaOH be dissolved in 80mL water, react 6 hours;
D, be warming up to 95 DEG C, react 9 hours, obtain mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, 80 DEG C of vacuum-dryings 8 hours, pulverize (making it from the bulk of reuniting separately), obtaining hyperbranched triazine char-forming agent micro encapsulation aluminium hydroxide quality is 2560.13g.
When carrying out step a, b, c and d, agitator constantly stirs, and stops stirring when carrying out step e.
Embodiment 2
The present embodiment hyperbranched triazine char-forming agent micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Wherein diamines select quadrol, dispersion cyanuric chloride solvent select ethanol, dissolve diamines water selected by solvent, ferronickel double-hydroxide selected by fire retardant, tetradecyl trimethyl ammonium chloride selected by tensio-active agent, acid binding agent selects Na2CO3, be prepared as follows:
A, by 30.05g(0.5mol) quadrol is dissolved in the water of 240ml, obtains ethylenediamine solution; By 46.10g(0.25mol) cyanuric chloride is dispersed in the ethanol of dispersion 48ml, obtains cyanuric chloride dispersion liquid;
B, at 10 DEG C, piperazine solution is added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add 160g ferronickel double-hydroxide and 16g tetradecyl trimethyl ammonium chloride again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation reaction 1 hour;
C, be warming up to 70 DEG C, in there-necked flask, add the Na of the 0.4mol be dissolved in 40mL water 2cO 3, react 3 hours;
D, be warming up to 150 DEG C, react 6 hours, obtain mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, 100 DEG C of vacuum-dryings 2 hours, pulverize (making it from the bulk of reuniting separately), obtaining hyperbranched triazine char-forming agent micro encapsulation ferronickel double-hydroxide quality is 206.5g.
When carrying out step a, b, c and d, agitator constantly stirs, and stops stirring when carrying out step e.
Embodiment 3
The present embodiment hyperbranched triazine char-forming agent micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Wherein diamines selects N-aminoethyl piperazine, ethanol selected by the solvent of dispersion cyanuric chloride, dissolve the solvent of diamines selects that inorganic hypo-aluminum orthophosphate selected by water and alcohol mixed solvent, fire retardant, peregal selected by tensio-active agent, acid binding agent selects KOH, is prepared as follows:
A, by 19.38g(0.15mol) N-aminoethyl piperazine be dissolved in the water of 300mL and the mixing solutions of ethanol (volume ratio is 4:1), obtain N-aminoethyl piperazine solution; By 9.22g(0.05mol) cyanuric chloride is dispersed in the ethanol of dispersion 100ml, obtains cyanuric chloride dispersion liquid;
B, at 5 DEG C, piperazine solution is added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add the inorganic hypo-aluminum orthophosphate of 100g and 4g peregal again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation reaction 3 hours;
C, be warming up to 30 DEG C, in there-necked flask, add the KOH of the 0.18mol be dissolved in 180mL water, react 8 hours;
D, be warming up to 90 DEG C, react 10 hours, obtain mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, 50 DEG C of vacuum-dryings 10 hours, pulverize (making it from the bulk of reuniting separately), obtaining hyperbranched triazine char-forming agent micro encapsulation aluminium hydroxide quality is 115.56g.
When carrying out step a, b, c and d, agitator constantly stirs, and stops stirring when carrying out step e.
Embodiment 4
The present embodiment hyperbranched triazine char-forming agent micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Wherein diamines select hydroxyethylethylene diamine, dispersion cyanuric chloride solvent select ethanol, dissolve diamines water selected by solvent, red phosphorus selected by fire retardant, three nonanylmethyl ammonium chlorides selected by tensio-active agent, acid binding agent selects KHCO 3, be prepared as follows:
A, by 26.04g(0.25mol) hydroxyethylethylene diamine be dissolved in the water of 450mL, obtain N-aminoethyl piperazine solution; By 18.44g(0.1mol) cyanuric chloride is dispersed in the ethanol of dispersion 30ml, obtains cyanuric chloride dispersion liquid;
B, at 8 DEG C, piperazine solution is added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add 100g red phosphorus and 7g tri-nonanylmethyl ammonium chloride again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation reaction 2 hours;
C, be warming up to 60 DEG C, in there-necked flask, add the KOH of the 0.32mol be dissolved in 30mL water, react 5 hours;
D, be warming up to 120 DEG C, react 8 hours, obtain mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, 80 DEG C of vacuum-dryings 8 hours, pulverize (making it from the bulk of reuniting separately), obtaining hyperbranched triazine char-forming agent microencapsulated powder oil is 120.53g.
When carrying out step a, b, c and d, agitator constantly stirs, and stops stirring when carrying out step e.
Embodiment 5
The present embodiment hyperbranched triazine char-forming agent micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, cyanuric chloride and diamines are obtained hyperbranched triazine char-forming agent as coating layer, using the micro encapsulation fire retardant of fire retardant as core under the effect of acid binding agent and tensio-active agent.Wherein diamines selects 3,3-diaminodiphenylsulfone(DDS), dispersion cyanuric chloride solvent select ethanol, dissolve diamines butanone selected by solvent, zinc borate selected by fire retardant, Varisoft 432PPG selected by tensio-active agent, acid binding agent selects NaHCO3, be prepared as follows:
A, by 69.52g(0.28mol) 3,3-diaminodiphenylsulfone(DDS)s be dissolved in the butanone of 400mL, obtain N-aminoethyl piperazine solution; By 18.44g(0.1mol) cyanuric chloride is dispersed in the ethanol of dispersion 90ml, obtains cyanuric chloride dispersion liquid;
B, at 4 DEG C, piperazine solution is added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add 100g zinc borate and 3g Varisoft 432PPG again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation reaction 3.5 hours;
C, be warming up to 65 DEG C, in there-necked flask, add the NaHCO of the 0.37mol be dissolved in 30mL water 3, react 4.5 hours;
D, be warming up to 130 DEG C, react 7 hours, obtain mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, 90 DEG C of vacuum-dryings 6 hours, pulverize (making it from the bulk of reuniting separately), obtaining hyperbranched triazine char-forming agent microencapsulated powder oil is 165.21g.
When carrying out step a, b, c and d, agitator constantly stirs, and stops stirring when carrying out step e.

Claims (8)

1. a hyperbranched triazine char-forming agent micro encapsulation fire retardant, it is characterized in that: described micro encapsulation fire retardant is for raw material with the solvent of cyanuric chloride, diamines, dispersion cyanuric chloride, the solvent dissolving diamines, fire retardant, tensio-active agent and acid binding agent, using the cyanuric chloride after dispersion with dissolve after the hyperbranched triazine char-forming agent that obtains under the effect of acid binding agent and tensio-active agent of diamines as coating layer, the micro encapsulation fire retardant using fire retardant as core;
The each raw material of described micro encapsulation fire retardant by the proportioning of mass parts is: cyanuric chloride 2 ~ 10 mass parts; The solvent 10-100 mass parts of dispersion cyanuric chloride, the solvent 150-580 mass parts of dissolving diamines; Fire retardant 100 mass parts; Tensio-active agent 0.1 ~ 10 mass parts; The mol ratio of described diamines and described cyanuric chloride is 2:1-3:1; The mol ratio of described acid binding agent and cyanuric chloride is 3:1-4:1;
Described fire retardant be selected from aluminium hydroxide, magnesium hydroxide, magnesium aluminum double hydroxide, zinc-aluminium double-hydroxide, magnesium iron double-hydroxide, zinc-iron double-hydroxide, ferronickel double-hydroxide, zinc borate, Zinc aluminate, zinc, zinc hydroxyl stannate, molybdic oxide, molybdenumdisulphide, ammonium molybdate, red phosphorus, ammonium polyphosphate, inorganic hypo-aluminum orthophosphate, organophosphinic acids aluminium and triphenylphosphate one or more mix in any proportion.
2. hyperbranched triazine char-forming agent micro encapsulation fire retardant according to claim 1, is characterized in that:
The solvent of described dissolving diamines be selected from water, acetone, butanone and ethanol one or more mix in any proportion;
The solvent of described dispersion cyanuric chloride is ethanol.
3. hyperbranched triazine char-forming agent micro encapsulation fire retardant according to claim 1, is characterized in that:
Described diamines is selected from piperazine, quadrol, N, N-dimethyl-1, one or more in 3-propylene diamine, N-aminoethyl piperazine, 2,6-tolylene diamines, diethyl toluene diamine, hydroxyethylethylene diamine, 3,3-diaminodiphenylsulfone(DDS)s and 2 methyl pentamethylenediamine mix in any proportion.
4. hyperbranched triazine char-forming agent micro encapsulation fire retardant according to claim 1, it is characterized in that: described tensio-active agent is selected from OP-10, Brij, cetomacrogol, peregal, Ai Moerfu, carboxylic acid polyoxyethylene ester, Pluronic F68, Dodecyl trimethyl ammonium chloride, tetradecyl trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, tri-n-octyl methyl ammonium chloride, three nonanylmethyl ammonium chlorides, didecyl Dimethy ammonium chloride, two dodecyl dimethyl ammonium chloride, two dodecyldimethylamine ammonium chloride, Varisoft 432PPG, one or more in distearyl dimethyl ammonium chloride or Sodium palmityl sulfate mix in any proportion.
5. hyperbranched triazine char-forming agent micro encapsulation fire retardant according to claim 1, is characterized in that: described acid binding agent be selected from alkali metal hydroxide, alkaline carbonate or alkali metal hydrocarbonate one or more mix in any proportion; Described alkali metal hydroxide is selected from NaOH or KOH; Described alkaline carbonate is selected from Na 2cO 3or K 2cO 3; Described alkali metal hydrocarbonate is selected from as NaHCO 3or KHCO 3.
6. a preparation method for hyperbranched triazine char-forming agent micro encapsulation fire retardant according to claim 1, is characterized in that carrying out as follows:
A, diamines is dissolved in dissolve diamines solvent in, obtain two amine aqueous solutions; Cyanuric chloride is dispersed in the solvent of dispersion cyanuric chloride, obtains cyanuric chloride dispersion liquid;
B, at 0-10 DEG C, two amine aqueous solutions are added in the there-necked flask that agitator, constant pressure funnel and reflux condensing tube be housed, add fire retardant and tensio-active agent again, then in there-necked flask, dropwise add cyanuric chloride dispersion liquid by constant pressure funnel, be added dropwise to complete rear continuation and keep thermotonus 1-4 hour;
C, be warming up to 30-70 DEG C, in there-necked flask, add acid binding agent, reaction 3-6 hour;
D, be warming up to 90-150 DEG C, reaction 6-10 hour, obtains mixed solution;
E, steps d gained mixed solution carried out to suction filtration, washing, drying, pulverizing obtain hyperbranched triazine char-forming agent micro encapsulation fire retardant.
7. preparation method according to claim 6, is characterized in that: the drying described in step e is that drying 2 is little of 10 hours under 50 DEG C of-100 DEG C of conditions.
8. preparation method according to claim 7, is characterized in that:
The solvent of described dissolving diamines be selected from water, acetone, butanone and ethanol one or more mix in any proportion;
The solvent of described dispersion cyanuric chloride is ethanol;
Described diamines is selected from piperazine, quadrol, N, N-dimethyl-1, one or more in 3-propylene diamine, N-aminoethyl piperazine, 2,6-tolylene diamines, diethyl toluene diamine, hydroxyethylethylene diamine, 3,3-diaminodiphenylsulfone(DDS)s and 2 methyl pentamethylenediamine mix in any proportion;
Described fire retardant be selected from aluminium hydroxide, magnesium hydroxide, magnesium aluminum double hydroxide, zinc-aluminium double-hydroxide, magnesium iron double-hydroxide, zinc-iron double-hydroxide, ferronickel double-hydroxide, zinc borate, Zinc aluminate, zinc, zinc hydroxyl stannate, molybdic oxide, molybdenumdisulphide, ammonium molybdate, red phosphorus, ammonium polyphosphate, inorganic hypo-aluminum orthophosphate, organophosphinic acids aluminium and triphenylphosphate one or more mix in any proportion;
Described tensio-active agent is selected from OP-10, Brij, cetomacrogol, peregal, Ai Moerfu, carboxylic acid polyoxyethylene ester, Pluronic F68, Dodecyl trimethyl ammonium chloride, tetradecyl trimethyl ammonium chloride, palmityl trimethyl ammonium chloride, octadecyl trimethyl ammonium chloride, tri-n-octyl methyl ammonium chloride, three nonanylmethyl ammonium chlorides, didecyl Dimethy ammonium chloride, two dodecyl dimethyl ammonium chloride, two dodecyldimethylamine ammonium chloride, Varisoft 432PPG, one or more in distearyl dimethyl ammonium chloride or Sodium palmityl sulfate mix in any proportion,
Described acid binding agent be selected from alkali metal hydroxide, alkaline carbonate or alkali metal hydrocarbonate one or more mix in any proportion; Described alkali metal hydroxide is selected from NaOH or KOH; Described alkaline carbonate is selected from Na 2cO 3or K 2cO 3; Described alkali metal hydrocarbonate NaHCO 3or KHCO 3.
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CN109134939B (en) * 2018-08-09 2019-12-31 福州大学 Piperazine modified lignin/magnesium aluminum hydroxide double-coated red phosphorus flame retardant and application thereof in PP
CN109942891B (en) * 2019-03-12 2020-03-06 江南大学 Phosphorus-nitrogen-zinc two-dimensional supermolecule coated molybdenum disulfide hybrid flame retardant and application thereof
CN110696456A (en) * 2019-09-23 2020-01-17 镇江荣诚管业有限公司 Polyethylene pipe for underground coal mine and preparation process thereof
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