CN108676266A - A kind of aeroge is modified the preparation method of fire prevention styrofoam - Google Patents
A kind of aeroge is modified the preparation method of fire prevention styrofoam Download PDFInfo
- Publication number
- CN108676266A CN108676266A CN201810311872.8A CN201810311872A CN108676266A CN 108676266 A CN108676266 A CN 108676266A CN 201810311872 A CN201810311872 A CN 201810311872A CN 108676266 A CN108676266 A CN 108676266A
- Authority
- CN
- China
- Prior art keywords
- modified
- fire prevention
- aeroge
- preparation
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L25/00—Compositions 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; Compositions of derivatives of such polymers
- C08L25/02—Homopolymers or copolymers of hydrocarbons
- C08L25/04—Homopolymers or copolymers of styrene
- C08L25/06—Polystyrene
-
- 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
- C08K2201/003—Additives being defined by their diameter
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/14—Applications used for foams
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of aeroge of the present invention is modified the preparation method of fire prevention styrofoam, is related to fire protection field more particularly to a kind of aeroge is modified the preparation method of fire prevention styrofoam.Its purpose is to provide the preparation method that a kind of fire-protection rating is high, safety non-pollution aeroge is modified fire prevention styrofoam.The preparation method that aeroge of the present invention is modified fire prevention styrofoam includes the following steps：It is 0.2~3cm that filler, which is crushed to grain size,；Broken filler is uniformly mixed with resin, fire retardant, obtains mixture 1；Curing agent is added into mixture 1, is uniformly mixed, is placed in sheet-forming machine and is molded, that is, the aeroge for completing the present invention is modified the preparation of fire prevention styrofoam.The present invention method made from aeroge be modified fire prevention styrofoam burning when do not melt contractions, without dripping off, reduction flame propagation velocity.
Description
Technical field
The present invention relates to the preparation methods that fire protection field more particularly to a kind of aeroge are modified fire prevention styrofoam.
Background technology
Styrofoam full name polystyrene foam plate also known as cystosepiment or EPS sheet, are by containing volatile fluid foaming agent
Expandable polystyrene bead, the white solid with fine hole-closing structure of hot briquetting in a mold after heated pre- hair.
It is widely used in a kind of heat-insulating material in wall thermal insulating field, and thermal coefficient is between 0.033-0.041W/ (mK), according to state
Family's standard detection, combustion rating is mostly B2 grades, B1 grades, when encountering burning things which may cause a fire disaster or heat source, can melt rapidly, shrink, or even burning,
And fire spreading speed is fast, drippage is serious, easily causes spot fire so that molding styrofoam some to fire-protection rating require compared with
The application of high aspect is restricted.Therefore, polyphenyl panel products are modified, improve its fire retardant performance, expand polyphenyl
The application range of panel products and field become an important research topic.
Existing polyphenyl panel products combustion rating is mostly B2 grades, B1 grades, when encountering burning things which may cause a fire disaster or heat source, can melt rapidly,
It shrinks, or even burning, and fire spreading speed is fast, drippage is serious, easily causes spot fire so that molding styrofoam is right at some
The application of the more demanding aspect of fire-protection rating is restricted.
Invention content
The technical problem to be solved in the present invention is to provide a kind of fire-protection ratings, and high, safety non-pollution aeroge is modified fire prevention
Styrofoam.Aerosil makes it have excellent thermal and insulating performance, and nontoxic due to its abundant sodium rice pore structure
Tasteless, non-ignitable high temperature resistant, the present invention is directed to by the way that silica aerogel material to be used in styrofoam, to develop one
The styrofoam modified product that kind fire-protection rating is A grades.
The present invention relates to the preparation methods that a kind of aeroge is modified fire prevention styrofoam, and the preparation method includes following step
Suddenly：
(1) it is 0.2~3cm filler to be crushed to grain size；
(2) broken filler is uniformly mixed with resin, fire retardant, obtains mixture 1；
(3) curing agent is added into mixture 1, is uniformly mixed, is placed in sheet-forming machine and is molded, that is, complete the present invention
Aeroge be modified fire prevention styrofoam preparation.
Preferably, the filler is white carbon, (also known as silicic acid hydrate, light silicon dioxide, precipitation are white for precipitated silica
Carbon black, hydrated SiO 2, active silica, precipitated silica and precipitated hydrated silica) or aerosil
(also known as gas-phase silica, Nano carbon white).
Preferably, the resin includes phenolic resin.
Preferably, the curing agent includes propene carbonate, sodium bicarbonate, sodium carbonate, ammonium chloride, benzene sulfonic acid, methyl-prop
E pioic acid methyl ester, butyl acrylate, vinyl acetate, benzene sulfonic acid, trimethyl phosphate or triethanolamine.
Preferably, the fire retardant includes aluminium hydroxide, magnesium hydroxide or ammonium polyphosphate.
Using aerosil as filler in the present invention, global density and quality are on the one hand alleviated, on the other hand
Improve its fire protecting performance.
Preferably, the dosage of each raw material is as follows according to mass fraction in the preparation method：5~30 parts of filler, 50~
70 parts of resin, 3~5 parts of curing agent, 7~10 parts of fire retardant.
Preferably, the dosage of each raw material is as follows according to mass fraction in the preparation method：10~25 parts of filler, 55~
65 parts of resin, 3.5~4.5 parts of curing agent, 8~9 parts of fire retardant.
Preferably, the dosage of each raw material is as follows according to mass fraction in the preparation method：18 parts of filler, 60 parts of tree
Fat, 4 parts of curing agent, 8.5 parts of fire retardant.
Aeroge of the present invention is modified fire prevention styrofoam difference from prior art and is：
1, aeroge made from method of the invention is modified the aerosil in fire prevention styrofoam since it is abundant
Sodium rice pore structure, make it have excellent thermal and insulating performance, and non-toxic and tasteless, non-flammable high temperature resistant, the present invention is by titanium dioxide
Silica Aerogels are used in styrofoam, to have developed a kind of styrofoam modified product that fire-protection rating is A grades.
2, do not melt when aeroge made from method of the invention is modified fire prevention styrofoam burning contractions, without dripping off, reduction
Flame propagation velocity.
Specific implementation mode
Fire prevention styrofoam is modified by following embodiment and verification test to the aeroge of the present invention to be further described.
Embodiment 1
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 5kg precipitated silicas (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 65kg phenolic resin, 8.5kg magnesium hydroxides (fire retardant), is mixed
Close material 1；
(3) 3.5kg propene carbonates (curing agent) are added into mixture 1, is uniformly mixed, is placed in sheet-forming machine
Molding, the aeroge for obtaining the present embodiment are modified fire prevention styrofoam.
Embodiment 2
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 30kg white carbons (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 55kg phenolic resin, 10kg aluminium hydroxides (fire retardant), is mixed
Material 1；
(3) 3kg sodium carbonate (curing agent) is added into mixture 1, is uniformly mixed, is placed in sheet-forming machine and is molded,
The aeroge for obtaining the present embodiment is modified fire prevention styrofoam.
Embodiment 3
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 18kg aerosils (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 60kg phenolic resin, 8kg ammonium polyphosphate (fire retardant), is mixed
Material 1；
(3) into mixture 1 be added 4.5kg benzene sulfonic acids (curing agent), be uniformly mixed, be placed in sheet-forming machine at
Type, the aeroge for obtaining the present embodiment are modified fire prevention styrofoam.
Embodiment 4
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 10kg precipitated silicas (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 70kg phenolic resin, 9kg ammonium polyphosphate (fire retardant), is mixed
Material 1；
(3) 5kg ammonium chlorides (curing agent) are added into mixture 1, is uniformly mixed, is placed in sheet-forming machine and is molded,
The aeroge for obtaining the present embodiment is modified fire prevention styrofoam.
Embodiment 5
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 25kg white carbons (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 50kg phenolic resin, 7kg magnesium hydroxides (fire retardant), is mixed
Material 1；
(3) into mixture 1 be added 4kg triethanolamines (curing agent), be uniformly mixed, be placed in sheet-forming machine at
Type, the aeroge for obtaining the present embodiment are modified fire prevention styrofoam.
Embodiment 6
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 18kg aerosils (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 60kg phenolic resin, 8kg ammonium polyphosphate (fire retardant), is mixed
Material 1；
(3) 4.5kg trimethyl phosphates (curing agent) are added into mixture 1, is uniformly mixed, is placed in sheet-forming machine
Molding, the aeroge for obtaining the present embodiment are modified fire prevention styrofoam.
Embodiment 7
The preparation method that the aeroge of the present embodiment is modified fire prevention styrofoam carries out according to the following steps：
(1) it is 0.2~3cm 10kg precipitated silicas (filler) to be crushed to grain size；
(2) broken filler is uniformly mixed with 70kg phenolic resin, 9kg ammonium polyphosphate (fire retardant), is mixed
Material 1；
(3) into mixture 1 be added 5kg vinyl acetates (curing agent), be uniformly mixed, be placed in sheet-forming machine at
Type, the aeroge for obtaining the present embodiment are modified fire prevention styrofoam.
Verification test
To using above-described embodiment method made from properties of product be detected, and with commercially available unmodified molding styrofoam
It is compared, the results are shown in Table 1.
1 product of the present invention of table is compared with the performance of commercial product
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that these
It is merely illustrative of, protection scope of the present invention is defined by the appended claims.Those skilled in the art is not carrying on the back
Under the premise of from the principle and substance of the present invention, various changes or modifications can be made to these embodiments, but these are changed
Protection scope of the present invention is each fallen with modification.
Claims (8)
1. a kind of aeroge is modified the preparation method of fire prevention styrofoam, it is characterised in that：The preparation method comprises the following steps：
(1) it is 0.2~3cm filler to be crushed to grain size；
(2) broken filler is uniformly mixed with resin, fire retardant, obtains mixture 1；
(3) curing agent is added into mixture 1, is uniformly mixed, is placed in sheet-forming machine and is molded, that is, complete the gas of the present invention
Gel is modified the preparation of fire prevention styrofoam.
2. aeroge according to claim 1 is modified fire prevention styrofoam, it is characterised in that：The filler is white carbon, sinks
Shallow lake silica or aerosil.
3. aeroge according to claim 1 is modified fire prevention styrofoam, it is characterised in that：The resin includes phenolic aldehyde tree
Fat.
4. aeroge according to claim 1 is modified fire prevention styrofoam, it is characterised in that：The curing agent includes carbonic acid third
Enester, sodium bicarbonate, sodium carbonate, ammonium chloride, benzene sulfonic acid, methyl methacrylate, butyl acrylate, vinyl acetate, benzene sulphur
Acid, trimethyl phosphate or triethanolamine.
5. aeroge according to claim 1 is modified fire prevention styrofoam, it is characterised in that：The fire retardant includes hydroxide
Aluminium, magnesium hydroxide or ammonium polyphosphate.
6. aeroge according to claim 1 is modified fire prevention styrofoam, it is characterised in that：Each raw material in the preparation method
Dosage it is as follows according to mass fraction：5~30 parts of filler, 50~70 parts of resin, 3~5 parts of curing agent, 7~10 parts
Fire retardant.
7. aeroge according to claim 6 is modified fire prevention styrofoam, it is characterised in that：Each raw material in the preparation method
Dosage it is as follows according to mass fraction：10~25 parts of filler, 55~65 parts of resin, 3.5~4.5 parts of curing agent, 8~9
The fire retardant of part.
8. aeroge according to claim 7 is modified fire prevention styrofoam, it is characterised in that：Each raw material in the preparation method
Dosage it is as follows according to mass fraction：18 parts of filler, 60 parts of resin, 4 parts of curing agent, 8.5 parts of fire retardant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311872.8A CN108676266A (en) | 2018-04-09 | 2018-04-09 | A kind of aeroge is modified the preparation method of fire prevention styrofoam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810311872.8A CN108676266A (en) | 2018-04-09 | 2018-04-09 | A kind of aeroge is modified the preparation method of fire prevention styrofoam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108676266A true CN108676266A (en) | 2018-10-19 |
Family
ID=63800849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810311872.8A Pending CN108676266A (en) | 2018-04-09 | 2018-04-09 | A kind of aeroge is modified the preparation method of fire prevention styrofoam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108676266A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865097A (en) * | 2014-03-06 | 2014-06-18 | 山东圣泉化工股份有限公司 | Phenolic foam plate containing nanometer aerogel and production method of phenolic foam plate |
| CN105936726A (en) * | 2016-06-01 | 2016-09-14 | 望江县精美欣钢构有限公司 | Heat insulation material with good flame resistance and high mechanical strength, and preparation method thereof |
| CN106189066A (en) * | 2016-07-04 | 2016-12-07 | 中国科学技术大学 | A kind of phenolic resin/silicon dioxide composite aerogel material and preparation method thereof |
| CN106567474A (en) * | 2016-10-28 | 2017-04-19 | 王贵然 | Silicon dioxide nanometer aerogel hollow-core glass bead composite fireproof insulation board material and preparation method thereof |
-
2018
- 2018-04-09 CN CN201810311872.8A patent/CN108676266A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865097A (en) * | 2014-03-06 | 2014-06-18 | 山东圣泉化工股份有限公司 | Phenolic foam plate containing nanometer aerogel and production method of phenolic foam plate |
| CN105936726A (en) * | 2016-06-01 | 2016-09-14 | 望江县精美欣钢构有限公司 | Heat insulation material with good flame resistance and high mechanical strength, and preparation method thereof |
| CN106189066A (en) * | 2016-07-04 | 2016-12-07 | 中国科学技术大学 | A kind of phenolic resin/silicon dioxide composite aerogel material and preparation method thereof |
| CN106567474A (en) * | 2016-10-28 | 2017-04-19 | 王贵然 | Silicon dioxide nanometer aerogel hollow-core glass bead composite fireproof insulation board material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104099028B (en) | Fire prevention adhesive and application thereof | |
| CN104086913B (en) | The preparation method of difficult combustion eps foam heat preservation plate material and sheet material thereof | |
| CN106810778B (en) | A kind of preparation method of polystyrene board | |
| CN106146029A (en) | A kind of self-heat conserving fire-proof construction material | |
| CN109879652A (en) | A kind of feedstock composition and insulation board containing polystyrene | |
| CN108727738A (en) | Halogen-free low-smoke flame-retardant cable material and preparation method thereof | |
| CN104479258A (en) | Rigid PVC electric bushing for high-inflaming-retarding smoke-suppression building | |
| CN107353527B (en) | A kind of seafood transport bubble chamber rapidoprint and its processing method | |
| CN108003628A (en) | Fire-retardant room temperature vulcanized silicone rubber and preparation method thereof | |
| CN106904929A (en) | A kind of non-ignitable granules of polystyrene warming plate preparation method of A grades of fire prevention | |
| CN103102579A (en) | Halogen-free expanded flame retardant cable outer sheath material composition and preparation method thereof | |
| CN106117856A (en) | A kind of fire prevention polystyrene thermal insulation plate and preparation method thereof | |
| CN108586965A (en) | Thermosetting property aeroge modified polyphenyl plate and preparation method thereof and construction wall | |
| CN105754239A (en) | Preparation method of ceramic composite modified resin coated EPS foam flame-retardant thermal-insulation material | |
| CN102775690A (en) | Flame-retarding polystyrene heat insulation material and preparation method thereof | |
| CN108727721A (en) | A kind of aeroge modification fire prevention styrofoam | |
| CN104497476A (en) | Phenolic resin modified polystyrene foam and preparation method thereof | |
| CN108676266A (en) | A kind of aeroge is modified the preparation method of fire prevention styrofoam | |
| CN103613874A (en) | Fireproof flame retardant polystyrene foam | |
| CN105175918B (en) | A kind of polyphenylacetylene combination and its obtained heat-insulating composite panel | |
| CN105694254A (en) | Flame-retardant EPS (expandable polystyrene) insulation board | |
| CN1891742B (en) | Method for producing inorganic foamed body | |
| CN106587698A (en) | Modified molding polystyrene foam material preparation method | |
| CN108751790A (en) | A kind of preparation method of insulated fire door | |
| CN105694347A (en) | Flame-retardant phenolic resin insulation board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181019 |
|
| RJ01 | Rejection of invention patent application after publication |