CN102643545B - Poly-bismaleimide foam material - Google Patents
Poly-bismaleimide foam material Download PDFInfo
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- CN102643545B CN102643545B CN 201210138595 CN201210138595A CN102643545B CN 102643545 B CN102643545 B CN 102643545B CN 201210138595 CN201210138595 CN 201210138595 CN 201210138595 A CN201210138595 A CN 201210138595A CN 102643545 B CN102643545 B CN 102643545B
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- flame retardant
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- bismaleimide
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Abstract
The invention relates to a flame retarding material and mainly provides a poly-bismaleimide foam material, which comprises the following components by weight ratio: 50-70 of poly-bismaleimide, 25-40 of polyester polyol, 30-40 of lopo aqueous flame retardant liquid and water-solubility flame retardant FR-PN, 25-35 of foaming agents HFC-365, 1-7 of amorphous-state alloy hydrofining catalyst, 0.5-3 of H2O, 0.2-2 of silicone oil 502, 153-180 of curing agents PAG and 1-4 of pore opening agents GK-350D. Smoke density in flame retardant property of the poly-bismaleimide foam material reaches the standard required by international classification society, and further the poly-bismaleimide foam material solves the problems that heart burnt can be caused by over-high temperature inside the foam in foaming, the foaming process is unstable, gas in the foaming process cannot be exhausted smoothly in foaming of the existing flame retardant material and the like, so that serious influence on product quality can be avoided.
Description
Technical field
The present invention relates to a kind of fire retardant material, mainly propose a kind of polybismaleimide foam materials, be used for the interior decoration of ships, train, yacht, what also can be used for the coal mine prevents static and fire prevention.
Background technology
Because the use of ships, train, yacht is comparatively extensive, and the passenger is more, so the interior decoration of ships, train, yacht need to adopt fire retardant material, makes ships, train, yacht when running into the situations such as fire, spreading of deferrable flame, racing against time allows evacuating personnel escape; The finishing material of ships, train, yacht is when running into fire simultaneously, and its smoke density and smoke toxicity also will reach certain standard and suffocate in order to prevent human body.
The interior finish material that is used on the ships in the prior art adopts super glass wool foam materials or polybismaleimide MBP foam materials mostly; Wherein the material of super glass wool foam materials is inorganic, has in when burning that cigarette is little, a low toxicity, characteristics that fire resistance is good; Make material on fire resistance, can reach the fire-protection standard that Association International Des Registres requires.But comparatively serious to the pollution of environment in the process of producing the super glass wool foam materials, even carcinogenic; Utilizing super glass wool foam materials when construction to distribute easily a lot of tiny dust in addition, this dust makes people's whole body red point occur to itch, bring inconvenience to construction, and this foam materials becomes bulk when running into water.The polybismaleimide foam materials has that low toxicity, good heat conductivity, sound-proofing properties are good, acidproof, alkaline-resisting, good, the easy cutting of water resistance, good construction, unit weight are light, etc. advantage.But exist products production when foaming to make the foam inside excess Temperature form problem heartburn, that foaming process is unstable, the gas in the foaming process can not be discharged smoothly, the problems referred to above have a strong impact on the quality of product, even make product rejection; In addition, smoke density does not reach Association International Des Registres's required standard on flame retardant properties.
Summary of the invention
The objective of the invention is to propose a kind of polybismaleimide foam materials, to solve the problems of the technologies described above.
The present invention adopts following technical scheme for finishing the foregoing invention task:
A kind of polybismaleimide foam materials, the component of described foam materials and the weight ratio of assembly are:
Polybismaleimide 50-70, polyester polyol 25-40, green board waterborne flame retardant liquid
+Water-soluble flame retardant FR-PN 30-40, blowing agent H FC-365 25-35, amorphous alloy Hydrobon catalyst 1-7, water H2O 0.5-3, silicone oil 502 0.5-2, solidifying agent PAG 153-180, pore-creating agent GK-350D 1-4; Wherein, green board waterborne flame retardant liquid
WithThe mass ratio of water-soluble flame retardant FR-PN consumption is 60%:40%.
In the component of foam materials of the present invention, the acidity of polybismaleimide own is too high, and it is heartburn that the foam inside excess Temperature is formed, and produces waste product.Add the polyester polyol that does not have acidity on the basis of polybismaleimide and form acid low modification polybismaleimide combination material, when foaming, overcome heartburn phenomenon, improved quality product.
In order further to improve the flame retardant properties of product, solve the higher problem of smoke density, adopted two kinds of aqueous fire retardants-green board waterborne flame retardant liquid and water-soluble flame retardant FR-PN, reach effect nontoxic, that cigarette is little, flame retardant properties is good, thereby make the flame retardant properties of product and smoke density reach Association International Des Registres's required standard.
Adopt polybismaleimide and polyester polyol to form acid low combination liquid, adopt green board waterborne flame retardant liquid and water-soluble flame retardant FR-PN, the unsettled problem of expansion rate has appearred when foaming, that is: expansion rate is too fast sometimes, sometimes expansion rate is excessively slow, the phenomenon of contraction is arranged again after foam is sent out into sometimes, and performance is very unstable; In order to overcome the problems referred to above, the present invention adopts and adds the amorphous alloy Hydrobon catalyst, has guaranteed the stable of foaming process.
The present invention adopts the GK350-D pore-creating agent, and gas is discharged smoothly; Employing can make uniform 502 silicone oil of foam bubble pore distribution, and having adopted does not simultaneously have to pollute, ozonosphere not have the HFC-365 whipping agent of destruction environment, obtains novel polybismaleimide foam materials.
The basic production technological process of foam materials of the present invention is: polybismaleimide stoste and polyester polyol are added in the stirred pot according to proportioning stir first, make it to form well behaved polybismaleimide and make up liquid.Then add that by proportioning fire retardant, catalyzer, silicone oil, pore-creating agent, whipping agent and water stir, the compound that the rear handle that stirs obtains is added in the storage tank of foaming machine, again solidifying agent PAG is added in No. two storage tanks of foaming machine, pressurize in two storage tanks with air compressor, reach the pressure of 1.2 MPas.All reach in room temperature, material temperature in 15-25 degree centigrade the situation, survey the material ratio of No. one and No. two interior 1:1 of storage tank, the material of the raw material (liquid raw material) of surveying a storage tank and No. two storage tanks by 1:1 foamed than injecting in the mould, the foam of foaming relief moulding follow-upization (allowing foam in mould, proceed chemical reaction) hour in mould, carry out again the demoulding, placed one day after the demoulding, the drawing that then provides according to the user cuts.The full scale production process is finished at last vanning.
The polybismaleimide foam materials that the present invention proposes, smoke density reaches Association International Des Registres's required standard on flame retardant properties, make when in addition, having overcome the foaming that existing fire retardant material exists the foam inside excess Temperature form heartburn, foaming process is unstable, the gas in the foaming process can not be discharged smoothly etc. has a strong impact on the problem of quality product.
The polybismaleimide foam materials that the present invention proposes, the fire prevention test center detects through the Far East, its smoke density as shown in Table 1:
Table one
Flue gas toxity concentration is as shown in Table 2:
Table two
Trial report:
The described MBP-3 type of this trial report polybismaleimide foam materials sample is already according to the requirement of International Maritime Organizaton (IMO) " international fire testing program application rule (FTPC) " (hereinafter to be referred as " " rule " ") annex 1 part 2, under Far East fire prevention test center relevant technologies personnel's supervision, according to the subsection protocol of this test of facility testing laboratory signing in Far East fire prevention test center and the Shanghai airplane design research institute aircraft cabin, facility testing laboratory in Shanghai airplane design research institute aircraft cabin tested on December 17th, 2010; Test-results shows that the smoke density of sample and toxic concentration index do not surpass the grade scale of regulation.
The described sample of this trial report meets the related materials flue gas of " rule " annex 1 part 2 and the requirement of toxicity.
Embodiment
In conjunction with the embodiments the present invention is illustrated, but does not consist of any limitation of the invention:
Embodiment 1
A kind of polybismaleimide foam materials, the weight ratio of the component of described foam materials and component assembly is:
| Component | Weight part |
| Polybismaleimide | 50 |
| Polyester polyol | 25 |
| Green board waterborne flame retardant liquid | 24 |
| Water-soluble flame retardant FR-PN | 16 |
| Blowing agent H FC-365 | 35 |
| The amorphous alloy Hydrobon catalyst | 1 |
| Water H2O | 0.5 |
| Silicone oil 502 | 0.5 |
| Solidifying agent PAG | 153 |
| Pore-creating agent GK-350D | 1 |
Polybismaleimide stoste and polyester polyol be added in the stirred pot according to the proportioning in the table stir, make it to form well behaved polybismaleimide combination liquid.Then add that by proportioning fire retardant, catalyzer, silicone oil, pore-creating agent, whipping agent, water (water plays the effect of density size) stir, the compound that the rear handle that stirs obtains is added in the storage tank of foaming machine, again solidifying agent PAG is added in No. two storage tanks of foaming machine, pressurize in two storage tanks with air compressor, reach the pressure of 1.2 MPas.All reach in room temperature, material temperature in 15-25 degree centigrade the situation, survey the material ratio of No. one and No. two interior 1:1 of storage tank, the raw material material of surveying a storage tank and No. two storage tanks is foamed in the mould than injecting, the foam of foaming relief moulding follow-upization (allowing foam in mould, proceed chemical reaction) hour in mould, carry out again the demoulding, placed one day after the demoulding, the drawing that then provides according to the user cuts.The full scale production process is finished at last vanning.The basic production technological process of foam materials of the present invention adopts existing basic production technique, and it is not done too much explanation.It is identical with existing production technique not to be illustrated part.
Embodiment 2
A kind of polybismaleimide foam materials, the weight ratio of the component of described foam materials and component assembly is:
| Component | Weight part |
| Polybismaleimide | 60 |
| Polyester polyol | 40 |
| Green board waterborne flame retardant liquid | 18 |
| Water-soluble flame retardant FR-PN | 12 |
| Blowing agent H FC-365 | 30 |
| The amorphous alloy Hydrobon catalyst | 5 |
| Water H2O | 3 |
| Silicone oil 502 | 1 |
| Solidifying agent PAG | 172 |
| Pore-creating agent GK-350D | 3 |
Production process is with embodiment 1.
Embodiment 3
A kind of polybismaleimide foam materials, the weight ratio of the component of described foam materials and component assembly is:
| Component | Weight part |
| Polybismaleimide | 70 |
| Polyester polyol | 35 |
| Green board waterborne flame retardant liquid | 21 |
| Water-soluble flame retardant FR-PN | 14 |
| Blowing agent H FC-365 | 25 |
| The amorphous alloy Hydrobon catalyst | 7 |
| Water H2O | 2 |
| Silicone oil 502 | 2 |
| Solidifying agent PAG | 180 |
| Pore-creating agent GK-350D | 4 |
Production process is with embodiment 1.
In above-described embodiment, related green board waterborne flame retardant liquid is the green board waterborne flame retardant liquid that U.S. Yinke nanosecond science and technology (Shanghai) Co., Ltd. produces; Related water-soluble flame retardant FR-PN is that the military vertical frie retardant coating company limited in Wuhan produces; Related amorphous alloy Hydrobon catalyst is that catalyzer branch office of Sinopec Group produces.
Claims (1)
1. polybismaleimide foam materials, it is characterized in that: the component of described foam materials and the weight ratio of assembly are:
Polybismaleimide 50-70, polyester polyol 25-40, green board waterborne flame retardant liquid
+Water-soluble flame retardant FR-PN 30-40, blowing agent H FC-365 25-35, amorphous alloy Hydrobon catalyst 1-7, water H2O 0.5-3, silicone oil 502 0.5-2, solidifying agent PAG 153-180, pore-creating agent GK-350D 1-4; Wherein, green board waterborne flame retardant liquid
WithThe mass ratio of water-soluble flame retardant FR-PN consumption is 60%:40%; Described green board waterborne flame retardant liquid is the green board waterborne flame retardant liquid that U.S. Yinke nanosecond science and technology (Shanghai) Co., Ltd. produces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201210138595 CN102643545B (en) | 2012-05-08 | 2012-05-08 | Poly-bismaleimide foam material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201210138595 CN102643545B (en) | 2012-05-08 | 2012-05-08 | Poly-bismaleimide foam material |
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| CN102643545A CN102643545A (en) | 2012-08-22 |
| CN102643545B true CN102643545B (en) | 2013-10-30 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105400227A (en) * | 2015-12-22 | 2016-03-16 | 合肥仲农生物科技有限公司 | High-strength foam composite material |
| CN109161196A (en) * | 2018-07-12 | 2019-01-08 | 洛阳九恒舰船特种材料有限公司 | A kind of heat-insulating foam material and its manufacture craft |
| CN108849784A (en) * | 2018-07-12 | 2018-11-23 | 洛阳九恒舰船特种材料有限公司 | It is a kind of for making the foamed material and its manufacturing process of float for fishing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328243A (en) * | 2007-06-20 | 2008-12-24 | 中国科学院化学研究所 | Polypropylene acid imide foam material and preparation thereof |
| CN101343413A (en) * | 2008-08-15 | 2009-01-14 | 苏州大学 | Bimaleimide foam material and preparation thereof |
| CN102050956A (en) * | 2009-11-09 | 2011-05-11 | 赵瑾 | Process for preparing BMI/SM foamed plastic |
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2012
- 2012-05-08 CN CN 201210138595 patent/CN102643545B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101328243A (en) * | 2007-06-20 | 2008-12-24 | 中国科学院化学研究所 | Polypropylene acid imide foam material and preparation thereof |
| CN101343413A (en) * | 2008-08-15 | 2009-01-14 | 苏州大学 | Bimaleimide foam material and preparation thereof |
| CN102050956A (en) * | 2009-11-09 | 2011-05-11 | 赵瑾 | Process for preparing BMI/SM foamed plastic |
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