CN109825063A - A kind of softer, elastic fire retardant module and preparation method thereof - Google Patents
A kind of softer, elastic fire retardant module and preparation method thereof Download PDFInfo
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- CN109825063A CN109825063A CN201910104247.0A CN201910104247A CN109825063A CN 109825063 A CN109825063 A CN 109825063A CN 201910104247 A CN201910104247 A CN 201910104247A CN 109825063 A CN109825063 A CN 109825063A
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- fire retardant
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Abstract
The invention discloses a kind of softer, elastic fire retardant modules, it by weight include following components: 80 ~ 160 parts of polyethers, 40 ~ 60 parts of curing agent, 12 ~ 65 parts of liquid flame retardant, 0 ~ 5 part of composite catalyst, 5 ~ 35 parts of expanded graphite, 20 ~ 60 parts of powder fire retardant, 5 ~ 30 parts of filler, 0 ~ 2 part of foam stabilizer, 3 ~ 8 parts of iron oxide red.Softer, elastic fire retardant module of the invention is overflowed without dust, without volatilizable object in the construction process, will not pollute construction environment；In use process will not there is a situation where dusting, ashing, mildew etc. pollute construction environment；Can guarantee product indoors, low VOC, do not influence to use under the environment such as construction worked normally.
Description
Technical field
The present invention relates to a kind of softer, elastic fire retardant modules and preparation method thereof.
Background technique
Country's fireproof blocking product formula technology is still contained using chlorinated paraffin etc. mostly still in experimental stage, product at present
There is halogen as fire retardant, halogen can also corrode cable sheath in use, can generate a large amount of nocuousness in combustion
Gas.The fire retardant module of Current Domestic is inorganic hard material, meets fire and does not have expansion character, cannot play fire prevention completely
The effect of sealing is blocked, it is poor to base protection, and there is inconvenience for the maintenance in engineering project later period.
The fire-proof board heat-proof quality of the prior art is poor, when for blocking hole, needs higher closure thickness, Cai Nengyou
There is preferable heat-insulating, fire-preventing effect, and combustion process can not only generate a large amount of pernicious gases, can also generate a large amount of smog, secondly
The mechanical performances such as the elasticity of plate are poor.
Summary of the invention
For above-mentioned technical problem of the existing technology, the purpose of the present invention is to provide a kind of softer, elastic back-fire relief moulds
Block and preparation method thereof, the softer, elastic fire retardant module prepared through the invention have fabulous resilience performance, heat-insulating, fire-preventing performance
It is good and environment-friendly and low-toxicity.
A kind of softer, elastic fire retardant module, it is characterised in that by weight include following components: 80~160 parts of polyethers,
40~60 parts of curing agent, 12~65 parts of liquid flame retardant, 0~5 part of composite catalyst, 5~35 parts of expanded graphite, powder fire retardant
20~60 parts, 5~30 parts of filler, 0~2 part of foam stabilizer, 3~8 parts of iron oxide red；Iron oxide red pigment is matched during material combustion
Fire retardant is closed, enhancing fire retardation is played.
A kind of softer, elastic fire retardant module, it is characterised in that liquid flame retardant is organophosphorous fire retardant, preferably
HF-4 fire retardant；The polyethers is polyethers 330N, polyethers 3628, polyethers D2000, polyethers 320, at least one in polyethers D3000
Kind.
A kind of softer, elastic fire retardant module, it is characterised in that composite catalyst is urged by tertiary amine catalyst and organotin
The weight ratio of agent composition, the tertiary amine catalyst and organotin catalysts is 1:0.5~1.2.
A kind of softer, elastic fire retardant module, it is characterised in that powder fire retardant is by melamine, zinc borate, season penta
Tetrol, ammonium polyphosphate and aluminium hydroxide composition, the melamine, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide
Weight ratio is 1:0.15~0.4:0~0.35:1.5~3:0.2~1.5；Powder fire retardant in combustion with organic material
Material forms skeleton, the anti-flaming thermal-insulation effect of reinforcing material.
A kind of softer, elastic fire retardant module, it is characterised in that the foam stabilizer is organosilicon, it is ensured that product
The bubble arrangement that inside foaming is formed is uniform, and no significant defect affects the mechanical properties.
A kind of softer, elastic fire retardant module, it is characterised in that the filler be by powdered whiting, kaolin,
Precipitated calcium carbonate and talcum powder composition, the powdered whiting, kaolin, precipitated calcium carbonate and talcum powder weight ratio be 1:1
~3:2~5:0.1~0.35；It is filled into combustion in material skeleton, plays the role of increasing the strength of materials.
A kind of softer, elastic fire retardant module, it is characterised in that the curing agent is isocyanates.
A kind of preparation method of the softer, elastic fire retardant module, it is characterised in that the following steps are included:
Dispersion machine scuffing of cylinder bore is added in the polyethers of the parts by weight, the liquid flame retardant of the parts by weight is sequentially added, answers
Catalyst, expanded graphite, powder fire retardant, filler, foam stabilizer and iron oxide red are closed, is uniformly mixed, adds described heavy
The curing agent for measuring part after stirring and evenly mixing, pours into mold curing to get the softer, elastic fire retardant module product.
Compared with the existing technology, the beneficial effect that the present invention obtains is:
(1) during burning, product can be carbonized rapidly fire retardant module of the invention, form closely knit carbon foams
Layer protects substrate, plays the heat-insulated effect of back-fire relief；The product is recognized by state ministry of public security fire product evaluation center (CCCF)
Card, correlation performance parameters meet GB-23864 related request, meet domestic fire product sale and require, prevent fires timeliness, physical machine
The comprehensive performances such as tool are good；
(2) fire retardant module of the invention has fabulous resilience performance, therefore can satisfy certain airtight, watertight and want
It asks, it is made to have higher application range；
(3) fire retardant module of the invention is overflowed without dust, without volatilizable object in the construction process, will not pollute construction ring
Border；In use process will not there is a situation where dusting, ashing, mildew etc. pollute construction environment；Can guarantee product indoors, it is low
VOC, it does not influence to use under the environment such as the construction worked normally.
Specific embodiment
The present invention is further explained in the light of specific embodiments, but the scope of protection of the present invention is not limited thereto.
Embodiment 1:
A kind of softer, elastic fire retardant module, by weight each component content are as shown in table 1:
Table 1
In table 1, liquid flame retardant is HF-4 fire retardant；
Powder fire retardant is made of melamine, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide, the trimerization
Cyanamide, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide weight ratio be 1:0.2:0.35:1.5:0.2；
Filler is made of powdered whiting, kaolin, precipitated calcium carbonate and talcum powder, the powdered whiting, kaolinite
The weight ratio of soil, precipitated calcium carbonate and talcum powder is 1:1:2:0.35；
Curing agent is isocyanates；
The preparation method of above-mentioned softer, elastic fire retardant module is, comprising the following steps:
Dispersion machine scuffing of cylinder bore is added in the polyethers 330N of the parts by weight and polyethers 3628, sequentially adds the parts by weight
Liquid flame retardant, expanded graphite, powder fire retardant, filler and iron oxide red, are uniformly mixed, and add the parts by weight
Curing agent after stirring and evenly mixing, pours into mold curing to get the softer, elastic fire retardant module product.
Embodiment 2:
A kind of softer, elastic fire retardant module, by weight each component content are as shown in table 2:
Table 2
In table 2, liquid flame retardant is HF-4 fire retardant；
Composite catalyst is made of the tertiary amine catalyst that weight ratio is 1:1 with organotin catalysts, tertiary amine catalyst A33
Catalyst, organotin catalysts are T12 catalyst.
Powder fire retardant is made of melamine, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide, the trimerization
Cyanamide, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide weight ratio be 1:0.15:0.35:2:0.2；
Filler is made of powdered whiting, kaolin, precipitated calcium carbonate and talcum powder, the powdered whiting, kaolinite
The weight ratio of soil, precipitated calcium carbonate and talcum powder is 1:2:2:0.35；
Foam stabilizer is silicone oil, and curing agent is isocyanates；
The preparation method of above-mentioned softer, elastic fire retardant module is, comprising the following steps:
Dispersion machine scuffing of cylinder bore is added in the polyethers 330N of the parts by weight and polyethers D2000, sequentially adds the parts by weight
Liquid flame retardant, composite catalyst, expanded graphite, powder fire retardant, filler, foam stabilizer and iron oxide red, be stirred
It is even, the curing agent of the parts by weight is added, after stirring and evenly mixing, pours into mold curing to get the softer, elastic fire retardant module
Product.
Embodiment 3:
A kind of softer, elastic fire retardant module, by weight each component content are as shown in table 3:
Table 3
In table 3, liquid flame retardant is HF-4 fire retardant；
Composite catalyst is made of the tertiary amine catalyst that weight ratio is 1:1 with organotin catalysts, tertiary amine catalyst A33
Catalyst, organotin catalysts are T12 catalyst.
Powder fire retardant is made of melamine, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide, the trimerization
Cyanamide, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide weight ratio be 1:0.15:0.35:2:0.2；
Filler is made of powdered whiting, kaolin, precipitated calcium carbonate and talcum powder, the powdered whiting, kaolinite
The weight ratio of soil, precipitated calcium carbonate and talcum powder is 1:2:2:0.35；
Foam stabilizer is silicone oil, and curing agent is isocyanates；
The preparation method of above-mentioned softer, elastic fire retardant module is, comprising the following steps:
Dispersion machine scuffing of cylinder bore is added in the polyethers 320 of the parts by weight and polyethers 3628, sequentially adds the parts by weight
Liquid flame retardant, composite catalyst, expanded graphite, powder fire retardant, filler, foam stabilizer and iron oxide red, are uniformly mixed,
The curing agent for adding the parts by weight after stirring and evenly mixing, pours into mold curing to get softer, elastic fire retardant module production
Product.
Embodiment 4:
A kind of softer, elastic fire retardant module, by weight each component content are as shown in table 4:
Table 4
| Component | Parts by weight |
| Polyethers 320 | 100 |
| Polyethers D3000 | 40 |
| Liquid flame retardant | 65 |
| Composite catalyst | 5 |
| Expanded graphite | 35 |
| Powder fire retardant | 60 |
| Filler | 30 |
| Foam stabilizer | 2 |
| Iron oxide red | 8 |
| Curing agent | 40 |
In table 4, liquid flame retardant is HF-4 fire retardant；
Composite catalyst is made of the tertiary amine catalyst that weight ratio is 1:1 with organotin catalysts, tertiary amine catalyst A33
Catalyst, organotin catalysts are T12 catalyst.
Powder fire retardant is made of melamine, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide, the trimerization
Cyanamide, zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide weight ratio be 1:0.15:0.35:2:0.2；
Filler is made of powdered whiting, kaolin, precipitated calcium carbonate and talcum powder, the powdered whiting, kaolinite
The weight ratio of soil, precipitated calcium carbonate and talcum powder is 1:2:2:0.35；
Foam stabilizer is silicone oil, and curing agent is isocyanates；
The preparation method of above-mentioned softer, elastic fire retardant module is, comprising the following steps:
Dispersion machine scuffing of cylinder bore is added in the polyethers 320 of the parts by weight and polyethers D3000, sequentially adds the parts by weight
Liquid flame retardant, composite catalyst, expanded graphite, powder fire retardant, filler, foam stabilizer and iron oxide red, are uniformly mixed,
The curing agent for adding the parts by weight after stirring and evenly mixing, pours into mold curing to get softer, elastic fire retardant module production
Product.
Application Example 1:
The softer, elastic fire retardant module of Examples 1 to 4 is tested for the property, according to GB23864-2009 " fireproof blocking
Material " its fire resistance, water resistance, oil resistivity, freeze-thawing resistant cyclicity are tested, test result is as shown in table 5；
The examination criteria of oxygen index (OI) is GB/T 2406.12008；
The measurement standard of plastics bending property is GB/T 9341~2008；
The performance test of 5 softer, elastic fire retardant module of table
| Embodiment | Fire protecting performance | Compression strength | Water resistance | Oil resistivity | Humidity resistance | Freeze-thawing resistant circulation | Oxygen index (OI) |
| 1 | ≤ 1h is unqualified | 0.2Mpa | ≥3d | ≥3d | ≥120h | >=15 times | 23 |
| 2 | ≤ 1h is unqualified | 0.2Mpa | ≥3d | ≥3d | ≥120h | >=15 times | 26 |
| 3 | ≥1h | 0.25Mpa | ≥3d | ≥3d | ≥120h | >=15 times | 33 |
| 4 | ≥2h | 0.2Mpa | ≥3d | ≥3d | ≥120h | >=15 times | 38 |
As can be seen from Table 5, the softer, elastic fire retardant module prepared relative to embodiment 3~4, Examples 1 to 2 preparation
The fire protecting performance of obtained softer, elastic fire retardant module is poor, this may be because embodiment 1 prepares softer, elastic fire retardant module
During, composite catalyst and foam stabilizer are not added, the polyurethane base material form for causing curing agent and polyether reactant to generate
And thermal insulation is poor, final softer, elastic fire retardant module does not form the structure of even porous.Embodiment 2 prepares softer, elastic
During fire retardant module, curing agent content is less, and the effect that reaction generates polyurethane base material is poor, the heat resistance of product compared with
Difference.
Content described in this specification is only to enumerate to inventive concept way of realization, and protection scope of the present invention is not answered
When the concrete form for being seen as limited by embodiment and being stated, protection scope of the present invention is also not only in those skilled in the art
According to the present invention design it is conceivable that equivalent technologies mean.
Claims (8)
1. a kind of softer, elastic fire retardant module, it is characterised in that by weight include following components: 80 ~ 160 parts of polyethers, solidification
40 ~ 60 parts of agent, 12 ~ 65 parts of liquid flame retardant, 0 ~ 5 part of composite catalyst, 5 ~ 35 parts of expanded graphite, 20 ~ 60 parts of powder fire retardant,
5 ~ 30 parts of filler, 0 ~ 2 part of foam stabilizer, 3 ~ 8 parts of iron oxide red.
2. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that liquid flame retardant is organic phosphorus resistance
Fire agent, preferably HF-4 fire retardant.
3. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that composite catalyst is by tertiary amine catalytic
Agent and organotin catalysts form, and the weight ratio of the tertiary amine catalyst and organotin catalysts is 1:0.5 ~ 1.2.
4. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that powder fire retardant by melamine,
Zinc borate, pentaerythrite, ammonium polyphosphate and aluminium hydroxide composition, the melamine, zinc borate, pentaerythrite, ammonium polyphosphate
Weight ratio with aluminium hydroxide is 1: 0.15 ~ 0.4: 0.1 ~ 0.35: 1.5 ~ 3: 0.2 ~ 1.5.
5. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that the foam stabilizer is organosilicon；Institute
Stating polyethers is at least one of polyethers 330N, polyethers 3628, polyethers D2000, polyethers 320, polyethers D3000.
6. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that the filler is by heavy carbon
Sour calcium, kaolin, precipitated calcium carbonate and talcum powder composition, the powdered whiting, kaolin, precipitated calcium carbonate and talcum powder
Weight ratio is 1: 1 ~ 3: 2 ~ 5: 0.1 ~ 0.35.
7. a kind of softer, elastic fire retardant module according to claim 1, it is characterised in that the curing agent is isocyanates.
8. the preparation method of any a kind of softer, elastic fire retardant module according to claim 1 ~ 7, it is characterised in that including
Following steps: being added dispersion machine scuffing of cylinder bore for the polyethers of the parts by weight, sequentially adds the liquid flame retardant of the parts by weight, answers
Catalyst, expanded graphite, powder fire retardant, filler, foam stabilizer and iron oxide red are closed, is uniformly mixed, adds described heavy
The curing agent for measuring part after stirring and evenly mixing, pours into mold curing to get the softer, elastic fire retardant module product.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116425938A (en) * | 2023-03-23 | 2023-07-14 | 江苏米尔化工科技有限公司 | Flame-retardant polyurethane soft foam with excellent mechanical properties and preparation method thereof |
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2019
- 2019-02-01 CN CN201910104247.0A patent/CN109825063A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101003611A (en) * | 2007-01-16 | 2007-07-25 | 北京理工大学 | Dual components foaming system and products in use for fireproof plugging |
| CN105801804A (en) * | 2016-05-24 | 2016-07-27 | 吉林省泽希科技发展有限公司 | Environment-friendly fire-proof sealing material and preparation method thereof |
| CN105860023A (en) * | 2016-05-24 | 2016-08-17 | 吉林省华尚工业技术有限公司 | Light elastic fire retardance die block and preparation method thereof |
| CN106010415A (en) * | 2016-05-24 | 2016-10-12 | 吉林省大鱼资产管理有限公司 | All-water foaming cold-cure foam fireproof sealant and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116425938A (en) * | 2023-03-23 | 2023-07-14 | 江苏米尔化工科技有限公司 | Flame-retardant polyurethane soft foam with excellent mechanical properties and preparation method thereof |
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Application publication date: 20190531 |