CN104231310A - Phenyl dipropyl phosphinate fire retardant composition and application method thereof - Google Patents
Phenyl dipropyl phosphinate fire retardant composition and application method thereof Download PDFInfo
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- CN104231310A CN104231310A CN201410508023.3A CN201410508023A CN104231310A CN 104231310 A CN104231310 A CN 104231310A CN 201410508023 A CN201410508023 A CN 201410508023A CN 104231310 A CN104231310 A CN 104231310A
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Abstract
The invention relates to a phenyl dipropyl phosphinate fire retardant composition and an application method thereof. The fire retardant composition is prepared by compounding and uniformly mixing one or two of PPD (Phenyl Dipropyl Phosphinate), CP52 (Chlorinated Paraffin), STCE (Tetra(chloroethyl) Silicate), STDE (Tetra(dichloropropyl) Silicate) and STDPE (Tri(dichloropropyl) Phenyl Silicate), wherein the weight fraction of PPD and CP52 is both larger than zero. The fire retardant composition disclosed by the invention has the advantages of multi-element synergetic function, good compatibility with the material, high fire retardant efficacy, low cost and the like, can be used as the fire retardant for materials such as polyvinyl chloride, polyurethane, unsaturated polyester resin and epoxy resin, and can achieve a good application prospect.
Description
Technical field
The present invention relates to a kind of phenyl phosphinic acid dipropyl flame retardant composition and application method thereof, this flame retardant composition can be used as the fire retardant of the materials such as polyvinyl chloride, urethane, unsaturated polyester, epoxy resin.
Background technology
There is larger gap in current China plastic flame degree of modification and developed country, and the deficiency such as commercially available fire retardant ubiquity price is high, poor performance, easily precipitation, thus more urgent to the research of new and effective excellent property fire retardant.Research finds the organic phosphine flame retardant molecule Stability Analysis of Structures containing C-P key in molecule, and flame retardant properties is high, its have low toxicity, with the advantage such as material compatibility is good, machining property is good, not easily separate out.So the research of this based flame retardant more and more comes into one's own.Multielement synergetic organic phosphine fire retardant more can play excellent fire retardation, can give material better fire-retardant and processing characteristics.Thus design multielement in molecule to work in coordination with or work in coordination with by the composite multielement that realizes thus realize reducing costs, improving the important directions that flame retardant properties etc. has become the research of current flame-retarded technology.The organic phosphine fire retardant high in particular for material cost performances such as polyvinyl chloride, urethane, unsaturated polyester, epoxy resin is more urgently developed.
The invention discloses a kind of phenyl phosphinic acid dipropyl flame retardant composition and application method thereof, in this flame retardant composition, phenyl phosphinic acid dipropyl contains stable fragrant phosphine key, be easy to be formed fine and close and uniform polyphosphoric acid protective membrane in the process of being heated of burning, in turn introduce ignition-proof element silicon and chlorine simultaneously, have and promote into carbon, anoxybiotic is heat insulation, expand, the multiple fire retardant mechanisms such as cooling, excellent flame-retarded efficiency can be produced, multielement cooperative flame retardant is effective, stability is high, be adapted to the high temperature process of material, with macromolecular material, there is good consistency, do not reduce the physical strength of material.This flame retardant composition preparation method is simple simultaneously, and of many uses, cost is low, has good application prospect.
Summary of the invention
An object of the present invention is to propose a kind of phenyl phosphinic acid dipropyl flame retardant composition.This flame retardant composition flame-retarded efficiency is high, can be widely used as the fire retardant of the materials such as polyvinyl chloride, urethane, unsaturated polyester, epoxy resin, can overcome deficiency of the prior art, have good application and development prospect.
Another object of the present invention is to propose the application method of a kind of phenyl phosphinic acid dipropyl flame retardant composition in the materials such as polyvinyl chloride, urethane, unsaturated polyester, epoxy resin.
The object of the invention is to be achieved through the following technical solutions:
A kind of phenyl phosphinic acid dipropyl flame retardant composition, it is that, Homogeneous phase mixing composite with arbitrary proportion by phenyl phosphinic acid dipropyl (be called for short PPD) and one or both in chlorinated paraffin-52 (being called for short CP52), silicic acid four (chloroethyl) ester (being called for short STCE), silicic acid four (two chloropropyls) ester (being called for short STDE) or silicic acid three (two chloropropyls) phenyl ester (being called for short STDPE) obtains, and the weight fraction of PPD and CP52 is all greater than zero.But consider reduction and the flame retardant properties of price, the compound proportion that recommendation tables 1 is stated.Table 1 is the per-cent that each component accounts for fire retardant gross weight.
The each formulation ratio table of table 1 flame retardant composition
Wherein, the structure of PPD is shown below:
The molecular formula of CP52 is as follows:
C
15H
26Cl
6
The structure of STCE is shown below:
The structure of STDE is shown below:
The structure of STDPE is shown below:
The application method of flame retardant composition of the present invention described above, to be applied as example in polyvinyl chloride, is characterized in that, the method is:
In polyvinyl chloride, add the flame retardant composition of formula 1, formula 2, formula 3 or formula 4, stir, injection moulding or extrude under melt temperature.
Compared with prior art, beneficial effect of the present invention is:
1. the phenyl phosphinic acid dipropyl molecular structure in flame retardant composition of the present invention has good planar conjugate stability, and containing stable fragrant phosphine key, decomposition temperature is high, volatility is little, physical and chemical performance is stablized, and has good consistency with macromolecular material, the high temperature process of energy adaptation material.
2. flame retardant composition provided by the invention, containing phosphorus, silicon and chlorine ignition-proof element, can produce synergistic fire retardation, have good flame-retarded efficiency, have good application and development prospect to materials such as polyvinyl chloride, urethane, unsaturated polyester, epoxy resin.
3. the phenyl phosphinic acid dipropyl in flame retardant composition of the present invention is applied to the consistency improving chlorinated paraffin-52 and polyvinyl chloride in polyvinyl chloride, cheap chlorinated paraffin-52 can be added, reduce the usage quantity of plasticizer phthalic acid dioctyl ester (DOP) or dibutyl phthalate (DBP), reduce costs, improve flame retardant properties.
4. Silicone-containing Flame Retardant silicic acid four (chloroethyl) ester, silicic acid four (two chloropropyls) ester or silicic acid three (two chloropropyls) phenyl ester have good flame-retarded efficiency and become charcoal effect, can prevent melting from dripping the secondary combustion caused.
5. the preparation method of flame retardant composition provided by the invention is simple, and facility investment is few, can reduce application cost, and application is convenient.
Embodiment
Provide embodiment below so that the invention will be further described; but be pointed out that following examples can not be interpreted as limiting the scope of the invention, some nonessential improvement that person skilled in the art's foregoing according to the present invention of this area is made the present invention and adjustment still belong to protection scope of the present invention.
Embodiment 1 adds PPD and CP52 of different ratios in polyvinyl chloride, stirs, and extrudes with XJ-01 forcing machine the batten that diameter is about 3mm under melt temperature, surveys its limiting oxygen index(LOI), the results are shown in Table 2 with HC900-2 type oxygen index measurer.
Table 2 fire retardant PPD and CP52 is composite to the fire-retardant data of PVC
Embodiment 2 adds PPD, CP52 and STCE of different ratios in polyvinyl chloride, stirs, and extrudes with XJ-01 forcing machine the batten that diameter is about 3mm under melt temperature, surveys its limiting oxygen index(LOI), the results are shown in Table 3 with HC900-2 type oxygen index measurer.
Table 3 fire retardant PPD and CP52 and STCE is composite to the fire-retardant data of PVC
Embodiment 3 adds PPD, CP52 and STDE of different ratios in polyvinyl chloride, stirs, and extrudes with XJ-01 forcing machine the batten that diameter is about 3mm under melt temperature, surveys its limiting oxygen index(LOI), the results are shown in Table 4 with HC900-2 type oxygen index measurer.
Table 4 fire retardant PPD and CP52 and STDE is composite to the fire-retardant data of PVC
Embodiment 4 adds PPD, CP52 and STDPE of different ratios in polyvinyl chloride, stirs, and extrudes with XJ-01 forcing machine the batten that diameter is about 3mm under melt temperature, surveys its limiting oxygen index(LOI), the results are shown in Table 5 with HC900-2 type oxygen index measurer.
Table 5 fire retardant PPD and CP52 and STDPE is composite to the fire-retardant data of PVC
Claims (2)
1. a phenyl phosphinic acid dipropyl flame retardant composition, it is characterized in that, it be composite with arbitrary proportion by phenyl phosphinic acid dipropyl (be called for short PPD) and one or both in chlorinated paraffin-52 (being called for short CP52), silicic acid four (chloroethyl) ester (being called for short STCE), silicic acid four (two chloropropyls) ester (being called for short STDE) or silicic acid three (two chloropropyls) phenyl ester (being called for short STDPE), Homogeneous phase mixing obtained, and the weight fraction of PPD and CP52 is all greater than zero
Wherein, the structure of PPD is shown below:
The molecular formula of CP52 is as follows:
C
15H
26Cl
6
The structure of STCE is shown below:
The structure of STDE is shown below:
The structure of STDPE is shown below:
2. the application method of a kind of phenyl phosphinic acid dipropyl flame retardant composition according to claim 1 is: in polyvinyl chloride, add PPD and CP52 of different ratios or PPD, CP52 and STCE or PPD, CP52 and STDE or PPD, CP52 and STDPE, stir, injection moulding or extrude under melt temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410508023.3A CN104231310B (en) | 2014-09-26 | 2014-09-26 | Phenyl phosphinic acid dipropyl fire retardant combination and its application process |
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| CN201410508023.3A CN104231310B (en) | 2014-09-26 | 2014-09-26 | Phenyl phosphinic acid dipropyl fire retardant combination and its application process |
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| CN104231310A true CN104231310A (en) | 2014-12-24 |
| CN104231310B CN104231310B (en) | 2017-04-05 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006130353A2 (en) * | 2005-05-31 | 2006-12-07 | Eastman Kodak Company | Light-emitting device containing bis-phosphineoxide compound |
| CN103275118A (en) * | 2013-06-05 | 2013-09-04 | 苏州科技学院 | Phenyldipropylphosphinate compound and preparation method thereof |
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2014
- 2014-09-26 CN CN201410508023.3A patent/CN104231310B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006130353A2 (en) * | 2005-05-31 | 2006-12-07 | Eastman Kodak Company | Light-emitting device containing bis-phosphineoxide compound |
| CN103275118A (en) * | 2013-06-05 | 2013-09-04 | 苏州科技学院 | Phenyldipropylphosphinate compound and preparation method thereof |
Non-Patent Citations (3)
| Title |
|---|
| TAMAS BARTIK, ET AL.: "Steuerung der Nickel(0)-katalysierten Hydrosilylierung von Phenylacetylen mit Phosphorliganden", 《JOURNAL OF ORGANOMETALLIC CHEMISTRY》 * |
| 王彦林，等: "硅酸三（二氯丙基）苯酯的合成及表征", 《兰州理工大学学报》 * |
| 王彦林，等: "硅酸四（氯乙基）酯的合成及表征", 《西南师范大学学报（自然科学版）》 * |
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