CN109251431A - A kind of bend resistance foaming insulation board and preparation method thereof - Google Patents
A kind of bend resistance foaming insulation board and preparation method thereof Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/141—Hydrocarbons
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0028—Use of organic additives containing nitrogen
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0014—Use of organic additives
- C08J9/0033—Use of organic additives containing sulfur
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/009—Use of pretreated compounding ingredients
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2203/00—Foams characterized by the expanding agent
- C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
- C08J2325/02—Homopolymers or copolymers of hydrocarbons
- C08J2325/04—Homopolymers or copolymers of styrene
- C08J2325/06—Polystyrene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2400/00—Characterised by the use of unspecified polymers
- C08J2400/26—Elastomers
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2471/00—Characterised by the use of polyethers obtained by reactions forming an ether link in the main chain; Derivatives of such polymers
- C08J2471/02—Polyalkylene oxides
Abstract
The invention discloses a kind of bend resistance foaming insulation boards, it is composed of the following raw materials by weight: fatty acid polyethylene glycol ester 0.7-1, styrene 100-140, ammonium persulfate 3-4, pentane foaming agent 7-10, 2-mercaptobenzimidazole 1-2, sym-closene 3-4, pentaerythrite 2-5, enhance thermoplastic elastomer (TPE) 4-5, the present invention is acted in initiator to be polymerize, polymer is mixed into esterification with the alcoholic solution of 2-mercaptobenzimidazole, obtain polystyrene ester dispersion liquid, then with elastomer composite, to effectively raise the resilience of finished product plate, enhance buckle resistance energy.
Description
Technical field
The invention belongs to Material Fields, and in particular to a kind of bend resistance foaming insulation board and preparation method thereof.
Background technique
The purposes of foamed polystyrene resin is very extensive, since it has high intensity, light weight, splendid heat preservation insulation
Performance and high-selenium corn energy ability, may be used as various instrument, valuables, precision instrument, vegetable and fruit and aquatic products etc.
Packaging material；And because it is low with pyroconductivity, water imbibition is small, electrical insulating property is good, sound insulation, moisture-proof and moulding process are simple
Equal good characteristics, and the roadbed for being widely used in road and bridge is laid with and catches and refrigerate industry with building construction and fishery
Thermal insulation material etc..Wherein, as a kind of excellent construction material, foamed polystyrene resin is mainly used for the room of building
Face and wall have very good energy-saving effect as external heat insulating composite wall；And as heat insulation house surface be suitable for house,
Factory, flat and pitch roofing, the effects of sound insulation, water blocking steam, sealing and insulation can be played.
As thermal insulation material for building, several performance indicators of overriding concern are low thermal conductivities, preferable self-strength,
Anti-breaking fragility is strong.
Summary of the invention
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of bend resistance foaming insulation board and its
Preparation method.
To achieve the above object, the invention adopts the following technical scheme:
A kind of bend resistance foaming insulation board, it is composed of the following raw materials by weight:
Fatty acid polyethylene glycol ester 0.7-1, styrene 100-140, ammonium persulfate 3-4, pentane foaming agent 7-10,2- sulfydryl
Benzimidazole 1-2, sym-closene 3-4, pentaerythrite 2-5, enhancing thermoplastic elastomer (TPE) 4-5.
What the enhancing thermoplastic elastomer (TPE) was made of the raw material of following weight parts:
Thermoplastic elastomer (TPE) 20-30,2- mercapto benzimidazole 0.8-1, medical stone powder 4-7, stearic acid 2-3, three ethyl alcohol
Amine 1-3；
Preparation method, comprising the following steps:
(1) stearic acid is heated and is melted, mixed with medical stone powder, insulated and stirred 1-2 hours at 100-110 DEG C, is added
Into 13-20 times of mixture weight of deionized water, stirs to room temperature, obtain medical stone solution；
(2) 2- mercapto benzimidazole, triethanolamine mixing are taken, is added in the chloroform of 4-7 times of mixture weight, magnetic force
Stirring 1-2 hours, is distilled off chloroform, is added in above-mentioned medical stone solution, stirs evenly, and thermoplastic elastomer (TPE) is added,
Keep the temperature 3-4 hours at 60-70 DEG C, filter, filter cake is washed, air drying to get.
A kind of preparation method of bend resistance foaming insulation board, comprising the following steps:
(1) 2-mercaptobenzimidazole is taken, is added in the dehydrated alcohol of 6-9 times of its weight, stirs evenly, increasing temperature is
60-65 DEG C, pentaerythrite is added, insulated and stirred 10-20 minutes, fatty acid polyethylene glycol ester is added, stirs to room temperature, obtains compound
Alcohol dispersion liquid；
(2) ammonium persulfate is taken, is added in the deionized water of 25-30 times of its weight, stirs evenly；
(3) sym-closene, styrene mixing are taken, is added in the deionized water of 10-16 times of mixture weight, stirs
Uniformly, it is sent in reaction kettle, is passed through nitrogen, adjusting temperature of reaction kettle is 60-70 DEG C, above-mentioned ammonium persulfate aqueous solution is added,
Insulated and stirred 2-3 hours, mixed with above-mentioned compound alcohol dispersion liquid, increase temperature be 90-95 DEG C, insulated and stirred 100-120 minutes,
It is cooled to room temperature, obtains polystyrene ester dispersion liquid；
(4) above-mentioned enhancing thermoplastic elastomer (TPE) is taken, is added in above-mentioned polystyrene ester dispersion liquid, it is 3-10 minutes ultrasonic,
It filtering, filter cake is washed, air drying is mixed with pentane foaming agent, and it is 1-2 hours dry at 100-110 DEG C, it is cooled to often
Temperature is to get the bend resistance foaming insulation board.
Advantages of the present invention:
The present invention use first stearic acid handle medical stone powder, then with triethanolamine blending reaction, during the reaction
Thermoplastic elastomer (TPE) is introduced, the effective compound of medical stone and elastomer is realized, is then single with symclosene, styrene
Body acts in initiator and polymerizeing, polymer is mixed esterification with the alcoholic solution of 2-mercaptobenzimidazole, obtains the dispersion of polystyrene ester
Then liquid enhances buckle resistance energy to effectively raise the resilience of finished product plate with the elastomer composite.
Specific embodiment
Embodiment 1
A kind of bend resistance foaming insulation board, it is composed of the following raw materials by weight:
Fatty acid polyethylene glycol ester 0.7, styrene 100, ammonium persulfate 3, pentane foaming agent 7,2-mercaptobenzimidazole 1,
Sym-closene 3, pentaerythrite 2, enhancing thermoplastic elastomer (TPE) 4.
What the enhancing thermoplastic elastomer (TPE) was made of the raw material of following weight parts:
Thermoplastic elastomer (TPE) 20,2- mercapto benzimidazole 0.8, medical stone powder 4, stearic acid 2, triethanolamine 1；
Preparation method, comprising the following steps:
(1) stearic acid is heated and is melted, mixed with medical stone powder, insulated and stirred 1 hour at 100 DEG C is added to mixing
In the deionized water of 13 times of weight of material, stirs to room temperature, obtain medical stone solution；
(2) 2- mercapto benzimidazole, triethanolamine mixing are taken, is added in 4 times of mixture weight of chloroform, magnetic force stirs
It mixes 1 hour, chloroform is distilled off, be added in above-mentioned medical stone solution, stir evenly, thermoplastic elastomer (TPE) is added, at 60 DEG C
It is lower heat preservation 3 hours, filter, filter cake is washed, air drying to get.
A kind of preparation method of bend resistance foaming insulation board, comprising the following steps:
(1) 2-mercaptobenzimidazole is taken, is added in the dehydrated alcohol of 6 times of its weight, stirs evenly, increasing temperature is 60
DEG C, pentaerythrite is added, insulated and stirred 10 minutes, fatty acid polyethylene glycol ester is added, stirring to room temperature obtains compound alcohol dispersion
Liquid；
(2) ammonium persulfate is taken, is added in the deionized water of 25 times of its weight, stirs evenly；
(3) sym-closene, styrene mixing are taken, is added in 10 times of mixture weight of deionized water, stirring is equal
It is even, it is sent in reaction kettle, is passed through nitrogen, adjusting temperature of reaction kettle is 60 DEG C, above-mentioned ammonium persulfate aqueous solution is added, heat preservation is stirred
It mixes 2 hours, is mixed with above-mentioned compound alcohol dispersion liquid, increasing temperature is 90 DEG C, insulated and stirred 100 minutes, is cooled to room temperature, obtains poly-
Styrene esters dispersion liquid；
(4) enhancing thermoplastic elastomer (TPE) is taken, is added in above-mentioned polystyrene ester dispersion liquid, ultrasound 3 minutes filters, will
Filter cake washing, air drying are mixed with pentane foaming agent, 1 hour dry at 100 DEG C, are cooled to room temperature to get the bending resistance
Roll over foaming insulation board.
Embodiment 2
A kind of bend resistance foaming insulation board, it is composed of the following raw materials by weight:
Fatty acid polyethylene glycol ester 1, styrene 140, ammonium persulfate 4, pentane foaming agent 10,2-mercaptobenzimidazole 2, three
Symclosene 4, pentaerythrite 5, enhancing thermoplastic elastomer (TPE) 5.
What the enhancing thermoplastic elastomer (TPE) was made of the raw material of following weight parts:
Thermoplastic elastomer (TPE) 30,2- mercapto benzimidazole 1, medical stone powder 7, stearic acid 3, triethanolamine 3；
Preparation method, comprising the following steps:
(1) stearic acid is heated and is melted, mixed with medical stone powder, insulated and stirred 2 hours at 110 DEG C are added to mixing
In the deionized water of 20 times of weight of material, stirs to room temperature, obtain medical stone solution；
(2) 2- mercapto benzimidazole, triethanolamine mixing are taken, is added in 7 times of mixture weight of chloroform, magnetic force stirs
It mixes 2 hours, chloroform is distilled off, be added in above-mentioned medical stone solution, stir evenly, thermoplastic elastomer (TPE) is added, at 70 DEG C
It is lower heat preservation 4 hours, filter, filter cake is washed, air drying to get.
A kind of preparation method of bend resistance foaming insulation board, comprising the following steps:
(1) 2-mercaptobenzimidazole is taken, is added in the dehydrated alcohol of 9 times of its weight, stirs evenly, increasing temperature is 65
DEG C, pentaerythrite is added, insulated and stirred 20 minutes, fatty acid polyethylene glycol ester is added, stirring to room temperature obtains compound alcohol dispersion
Liquid；
(2) ammonium persulfate is taken, is added in its 30 times deionized water, stirs evenly；
(3) sym-closene, styrene mixing are taken, is added in 16 times of mixture weight of deionized water, stirring is equal
It is even, it is sent in reaction kettle, is passed through nitrogen, adjusting temperature of reaction kettle is 70 DEG C, above-mentioned ammonium persulfate aqueous solution is added, heat preservation is stirred
It mixes 3 hours, is mixed with above-mentioned compound alcohol dispersion liquid, increasing temperature is 95 DEG C, insulated and stirred 120 minutes, is cooled to room temperature, obtains poly-
Styrene esters dispersion liquid；
(4) thermoplastic elastomer (TPE) is taken, is added in above-mentioned polystyrene ester dispersion liquid, ultrasound 10 minutes filters, by filter cake
Washing, air drying are mixed with pentane foaming agent, 2 hours dry at 110 DEG C, are cooled to room temperature to get bend resistance hair
Steep insulation board.
Performance test:
Compression strength >=280kPa, thermal coefficient≤0.03W/mk.
Claims (3)
1. a kind of bend resistance foaming insulation board, which is characterized in that it is composed of the following raw materials by weight:
Fatty acid polyethylene glycol ester 0.7-1, styrene 100-140, ammonium persulfate 3-4, pentane foaming agent 7-10,2- sulfydryl benzo
Imidazoles 1-2, sym-closene 3-4, pentaerythrite 2-5, enhancing thermoplastic elastomer (TPE) 4-5.
2. a kind of bend resistance foaming insulation board according to claim 1, which is characterized in that the enhancing thermoplastic elastic
Body is made of the raw material of following weight parts:
Thermoplastic elastomer (TPE) 20-30,2- mercapto benzimidazole 0.8-1, medical stone powder 4-7, stearic acid 2-3, triethanolamine 1-
3；
Preparation method, comprising the following steps:
(1) stearic acid is heated and is melted, mixed with medical stone powder, insulated and stirred 1-2 hours at 100-110 DEG C, be added to mixed
It closes in the deionized water for expecting 13-20 times of weight, stirs to room temperature, obtain medical stone solution；
(2) 2- mercapto benzimidazole, triethanolamine mixing are taken, is added in the chloroform of 4-7 times of mixture weight, magnetic agitation
1-2 hours, chloroform is distilled off, is added in above-mentioned medical stone solution, stirs evenly, thermoplastic elastomer (TPE) is added, in 60-70
Keep the temperature 3-4 hours at DEG C, filter, filter cake is washed, air drying to get.
3. a kind of preparation method of bend resistance foaming insulation board as described in claim 1, which comprises the following steps:
(1) 2-mercaptobenzimidazole is taken, is added in the dehydrated alcohol of 6-9 times of its weight, stirs evenly, raising temperature is 60-
65 DEG C, pentaerythrite is added, insulated and stirred 10-20 minutes, fatty acid polyethylene glycol ester is added, stirs to room temperature, obtains compound alcohol
Dispersion liquid；
(2) ammonium persulfate is taken, is added in the deionized water of 25-30 times of its weight, stirs evenly；
(3) sym-closene, styrene mixing are taken, is added in the deionized water of 10-16 times of mixture weight, stirring is equal
It is even, it is sent in reaction kettle, is passed through nitrogen, adjusting temperature of reaction kettle is 60-70 DEG C, and above-mentioned ammonium persulfate aqueous solution is added, and is protected
Temperature stirring 2-3 hours, mixes with above-mentioned compound alcohol dispersion liquid, and increasing temperature is 90-95 DEG C, insulated and stirred 100-120 minutes, cold
But to room temperature, polystyrene ester dispersion liquid is obtained；
(4) enhancing thermoplastic elastomer (TPE) is taken, is added in above-mentioned polystyrene ester dispersion liquid, it is 3-10 minutes ultrasonic, it filters, will filter
Cake washing, air drying are mixed with pentane foaming agent, 1-2 hours dry at 100-110 DEG C, are cooled to room temperature to get described
Bend resistance foaming insulation board.
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| CN201810758086.2A CN109251431A (en) | 2018-07-11 | 2018-07-11 | A kind of bend resistance foaming insulation board and preparation method thereof |
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| CN201810758086.2A CN109251431A (en) | 2018-07-11 | 2018-07-11 | A kind of bend resistance foaming insulation board and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831862A (en) * | 2021-10-15 | 2021-12-24 | 安徽富煌门窗幕墙有限公司 | Door and window sealing water-blocking material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107540769A (en) * | 2017-09-17 | 2018-01-05 | 葛彬斌 | A kind of polymer overmold type building thermal insulation material and preparation method thereof |
| CN107629344A (en) * | 2017-09-14 | 2018-01-26 | 苏州聚慧邦新材料科技有限公司 | One kind building foaming thermal-insulating and preparation method thereof |
| CN108164849A (en) * | 2017-12-06 | 2018-06-15 | 黄家月 | A kind of esp foamed damping packing materials and preparation method thereof |
-
2018
- 2018-07-11 CN CN201810758086.2A patent/CN109251431A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107629344A (en) * | 2017-09-14 | 2018-01-26 | 苏州聚慧邦新材料科技有限公司 | One kind building foaming thermal-insulating and preparation method thereof |
| CN107540769A (en) * | 2017-09-17 | 2018-01-05 | 葛彬斌 | A kind of polymer overmold type building thermal insulation material and preparation method thereof |
| CN108164849A (en) * | 2017-12-06 | 2018-06-15 | 黄家月 | A kind of esp foamed damping packing materials and preparation method thereof |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113831862A (en) * | 2021-10-15 | 2021-12-24 | 安徽富煌门窗幕墙有限公司 | Door and window sealing water-blocking material |
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