CN108559195A - A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material and preparation method thereof - Google Patents
A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material and preparation method thereof Download PDFInfo
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- CN108559195A CN108559195A CN201810435378.2A CN201810435378A CN108559195A CN 108559195 A CN108559195 A CN 108559195A CN 201810435378 A CN201810435378 A CN 201810435378A CN 108559195 A CN108559195 A CN 108559195A
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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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- 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
- C08J9/0028—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
- C08J9/0066—Use of inorganic 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
- 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
- C08J2325/08—Copolymers of styrene
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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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/26—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment
- C08J2423/30—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers modified by chemical after-treatment by oxidation
Abstract
The invention discloses a kind of silicon substrates to enhance foamed polystyrene heat preservation plate material, it is made of the raw material of following weight parts：Aerosil 57, oxidized polyethylene wax 12, calcium acetylacetonate 0.1 0.3, maleic anhydride 10 13, ethyl orthosilicate 30 40, styrene 170 200, ammonium persulfate 68, diisocyanate 24, pentane foaming agent 10 20, triethylamine 46, the present invention is using diisocyanate as crosslinking agent, bridged bond is formed between polystyrene strand, further improves the mechanical strength and stability of finished-product material.
Description
Technical field
The invention belongs to plank fields, and in particular to a kind of silicon substrate enhancing foamed polystyrene heat preservation plate material and its preparation side
Method.
Background technology
The purposes of foamed polystyrene resin is very extensive, since it is adiabatic with high intensity, light weight, splendid heat preservation
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 that sound insulation, water blocking steam, sealing and insulation can be played；However, with society
Continuous development, the requirement to construction material is also higher and higher, in order to enhance the intensity of Conventional insulation, often draws wherein
Enter various fillers, however due to the poor compatibility of the inorganic filler and polystyrene matrix, it is easy to cause the mechanics of finished product
Stability reduces, to influence the quality of plank.
Invention content
In view of the defects and deficiencies of the prior art, the present invention intends to provide a kind of silicon substrates to enhance foamed polystyrene
Heat preservation plate material and preparation method thereof.
To achieve the above object, the present invention uses following technical scheme：
A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material, it is made of the raw material of following weight parts：
Aerosil 5-7, oxidized polyethylene wax 1-2, calcium acetylacetonate 0.1-0.3, maleic anhydride 10-
13, ethyl orthosilicate 30-40, styrene 170-200, ammonium persulfate 6-8, diisocyanate 2-4, pentane foaming agent 10-20, three
Ethamine 4-6.
A kind of preparation method of silicon substrate enhancing foamed polystyrene heat preservation plate material, includes the following steps：
(1) ammonium persulfate is taken, is added in the deionized water of 20-30 times of its weight, stirs evenly；
(2) oxidized polyethylene wax is taken, is added in the dimethylformamide of 2-3 times of its weight, stirs evenly, be sent to
In 80-85 DEG C of water bath with thermostatic control, insulated and stirred 1-2 hours, discharging stirs to room temperature, obtains amide solution；
(3) calcium acetylacetonate is taken, is added in the absolute ethyl alcohol of 14-20 times of its weight, stirs evenly, silica is added
Aeroge, triethylamine, it is 1-2 hours ultrasonic, ethyl alcohol is distilled off, obtains gel dispersion liquid；
(4) ethyl orthosilicate, styrene mixing are taken, is added in the deionized water of 20-35 times of mixture weight, stirs 4-
It 5 hours, is sent in reaction kettle, is mixed with maleic anhydride, be passed through nitrogen, it is 60-65 DEG C to adjust temperature of reaction kettle, is added
Above-mentioned ammonium persulfate aqueous solution, insulated and stirred 3-4 hours, discharging cooling obtain polymer emulsion；
(5) above-mentioned gel dispersion liquid, polymer emulsion is taken to be blended, it is 90-95 DEG C to increase temperature, insulated and stirred 1-2 hours,
It is added in above-mentioned amide solution, stirs evenly, diisocyanate is added, insulated and stirred 3-4 hours at 60-65 DEG C, be added
Pentane foaming agent, it is 110-120 DEG C to increase temperature, keeps the temperature 1-2 hours, cooling discharging, by product by washing, dry, screening
After be sent in foaming machine, at 0.25-0.3Mpa, 130-140 DEG C steam heat 1-2 hour, discharging, cool down to get.
Advantages of the present invention：
The present invention is blended using ethyl orthosilicate as presoma with styrene, hydrolyzes in aqueous solution, by obtained colloidal sol with
Maleic anhydride mixes, and polymerize under ammonium persulfate initiation, obtains polymer emulsion, later disperses the polymer emulsion
It into the amide solution of oxidized polyethylene wax, is blended with the gel of triethylamine processing, is reacted with sour by amine, realize that gel exists
The oxidized polyethylene wax of dispersion compatibility between polymer, addition then has dispersibility, lubricity well, improves each raw material
Compatibility, to improve the mechanical stability of finished-product material, the present invention is also using diisocyanate as crosslinking agent, in polystyrene
Bridged bond is formed between strand, further improves the mechanical strength and stability of finished-product material.
Specific implementation mode
Embodiment 1
A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material, it is made of the raw material of following weight parts：
Aerosil 7, oxidized polyethylene wax 2, calcium acetylacetonate 0.3, maleic anhydride 13, ethyl orthosilicate
40, styrene 170-200, ammonium persulfate 8, diisocyanate 4, pentane foaming agent 20, triethylamine 4.
A kind of preparation method of silicon substrate enhancing foamed polystyrene heat preservation plate material, includes the following steps：
(1) ammonium persulfate is taken, is added in the deionized water of 30 times of its weight, stirs evenly；
(2) oxidized polyethylene wax is taken, is added in the dimethylformamide of 3 times of its weight, stirs evenly, be sent to 85 DEG C
Water bath with thermostatic control in, insulated and stirred 2 hours, discharging, stir to room temperature, obtain amide solution；
(3) calcium acetylacetonate is taken, is added in the absolute ethyl alcohol of 14 times of its weight, stirs evenly, silica gas is added
Gel, triethylamine, ultrasound 1 hour, are distilled off ethyl alcohol, obtain gel dispersion liquid；
(4) ethyl orthosilicate, styrene mixing are taken, is added in the deionized water of 35 times of mixture weight, stirring 5 is small
When, it is sent in reaction kettle, is mixed with maleic anhydride, be passed through nitrogen, it is 65 DEG C to adjust temperature of reaction kettle, and above-mentioned mistake is added
Ammonium sulfate solution, insulated and stirred 4 hours, discharging cooling obtain polymer emulsion；
(5) above-mentioned gel dispersion liquid, polymer emulsion is taken to be blended, it is 95 DEG C to increase temperature, and insulated and stirred 2 hours is added
It into above-mentioned amide solution, stirs evenly, diisocyanate is added, pentane-blown is added in insulated and stirred 4 hours at 65 DEG C
Agent, it is 120 DEG C to increase temperature, keeps the temperature 1-2 hours, product is sent to foaming by cooling discharging after washing, drying, screening
In machine, steam heats 1 hour at 0.3Mpa, 140 DEG C, discharging, it is cooling to get.
Embodiment 2
A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material, it is made of the raw material of following weight parts：
Aerosil 5, oxidized polyethylene wax 1, calcium acetylacetonate 0.1, maleic anhydride 10, ethyl orthosilicate
30, styrene 170, ammonium persulfate 6, diisocyanate 2, pentane foaming agent 10, triethylamine 6.
A kind of preparation method of silicon substrate enhancing foamed polystyrene heat preservation plate material, includes the following steps：
(1) ammonium persulfate is taken, is added in the deionized water of 20 times of its weight, stirs evenly；
(2) oxidized polyethylene wax is taken, is added in the dimethylformamide of 2 times of its weight, stirs evenly, be sent to 80 DEG C
Water bath with thermostatic control in, insulated and stirred 1 hour, discharging, stir to room temperature, obtain amide solution；
(3) calcium acetylacetonate is taken, is added in the absolute ethyl alcohol of 20 times of its weight, stirs evenly, silica gas is added
Gel, triethylamine, ultrasound 2 hours, are distilled off ethyl alcohol, obtain gel dispersion liquid；
(4) ethyl orthosilicate, styrene mixing are taken, is added in the deionized water of 20 times of mixture weight, stirring 4 is small
When, it is sent in reaction kettle, is mixed with maleic anhydride, be passed through nitrogen, it is 60 DEG C to adjust temperature of reaction kettle, and above-mentioned mistake is added
Ammonium sulfate solution, insulated and stirred 3 hours, discharging cooling obtain polymer emulsion；
(5) above-mentioned gel dispersion liquid, polymer emulsion is taken to be blended, it is 90 DEG C to increase temperature, and insulated and stirred 1 hour is added
It into above-mentioned amide solution, stirs evenly, diisocyanate is added, pentane-blown is added in insulated and stirred 3 hours at 60 DEG C
Agent, it is 110 DEG C to increase temperature, keeps the temperature hour, and product is sent to foaming machine by cooling discharging after washing, drying, screening
In, steam heats 1 hour at 0.25Mpa, 130 DEG C, discharging, it is cooling to get.
Performance test：
Tensile strength 245kpa, thermal coefficient 0.026w/m.k；
Embodiment 2：
Tensile strength 238kpa, thermal coefficient 0.028w/m.k.
Claims (2)
1. a kind of silicon substrate enhances foamed polystyrene heat preservation plate material, which is characterized in that it is made of the raw material of following weight parts
's：
Aerosil 5-7, oxidized polyethylene wax 1-2, calcium acetylacetonate 0.1-0.3, maleic anhydride 10-13, just
Silester 30-40, styrene 170-200, ammonium persulfate 6-8, diisocyanate 2-4, pentane foaming agent 10-20, triethylamine
4-6。
2. a kind of preparation method of silicon substrate enhancing foamed polystyrene heat preservation plate material as described in claim 1, which is characterized in that packet
Include following steps：
(1) ammonium persulfate is taken, is added in the deionized water of 20-30 times of its weight, stirs evenly；
(2) oxidized polyethylene wax is taken, is added in the dimethylformamide of 2-3 times of its weight, stirs evenly, be sent to 80-85
DEG C water bath with thermostatic control in, insulated and stirred 1-2 hours, discharging, stir to room temperature, obtain amide solution；
(3) calcium acetylacetonate is taken, is added in the absolute ethyl alcohol of 14-20 times of its weight, stirs evenly, silica airsetting is added
Glue, triethylamine, it is 1-2 hours ultrasonic, ethyl alcohol is distilled off, obtains gel dispersion liquid；
(4) ethyl orthosilicate, styrene mixing are taken, is added in the deionized water of 20-35 times of mixture weight, stirring 4-5 is small
When, it is sent in reaction kettle, is mixed with maleic anhydride, be passed through nitrogen, it is 60-65 DEG C to adjust temperature of reaction kettle, in addition
Ammonium persulfate aqueous solution, insulated and stirred 3-4 hours are stated, discharging cooling obtains polymer emulsion；
(5) above-mentioned gel dispersion liquid, polymer emulsion is taken to be blended, it is 90-95 DEG C to increase temperature, and insulated and stirred 1-2 hours is added
It into above-mentioned amide solution, stirs evenly, diisocyanate is added, insulated and stirred 3-4 hours at 60-65 DEG C, pentane is added
Foaming agent, it is 110-120 DEG C to increase temperature, keeps the temperature 1-2 hours, cooling discharging send product after washing, drying, screening
Enter into foaming machine, at 0.25-0.3Mpa, 130-140 DEG C steam heat 1-2 hour, discharging, cool down to get.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810435378.2A CN108559195A (en) | 2018-05-09 | 2018-05-09 | A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material and preparation method thereof |
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| CN201810435378.2A CN108559195A (en) | 2018-05-09 | 2018-05-09 | A kind of silicon substrate enhancing foamed polystyrene heat preservation plate material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393825A (en) * | 2020-05-08 | 2020-07-10 | 罗曦峰 | Medical breathing bag material |
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|---|---|---|---|---|
| CN101115615A (en) * | 2005-02-08 | 2008-01-30 | 诺瓦化学公司 | Foamed sheet containing a styrenic copolymer |
| WO2012076489A1 (en) * | 2010-12-07 | 2012-06-14 | Basf Se | Composite material comprising nanoporous particles |
| CN106832071A (en) * | 2015-12-04 | 2017-06-13 | 贵州五洲新材料科技有限公司 | The preparation method of polystyrene and the compound XPS plate material of aerosil |
| CN107556444A (en) * | 2017-08-23 | 2018-01-09 | 安徽富煌门窗幕墙有限公司 | One kind coats sol-gel modified building heat preservation sheet material and preparation method thereof |
-
2018
- 2018-05-09 CN CN201810435378.2A patent/CN108559195A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101115615A (en) * | 2005-02-08 | 2008-01-30 | 诺瓦化学公司 | Foamed sheet containing a styrenic copolymer |
| WO2012076489A1 (en) * | 2010-12-07 | 2012-06-14 | Basf Se | Composite material comprising nanoporous particles |
| CN106832071A (en) * | 2015-12-04 | 2017-06-13 | 贵州五洲新材料科技有限公司 | The preparation method of polystyrene and the compound XPS plate material of aerosil |
| CN107556444A (en) * | 2017-08-23 | 2018-01-09 | 安徽富煌门窗幕墙有限公司 | One kind coats sol-gel modified building heat preservation sheet material and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 裘小宁: "聚苯乙烯-SiO2杂化材料的合成与表征", 《涂料工业》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111393825A (en) * | 2020-05-08 | 2020-07-10 | 罗曦峰 | Medical breathing bag material |
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Application publication date: 20180921 |