CN107163076B - 含磷三嗪环盐化合物及其制备方法和应用 - Google Patents
含磷三嗪环盐化合物及其制备方法和应用 Download PDFInfo
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- CN107163076B CN107163076B CN201710379183.6A CN201710379183A CN107163076B CN 107163076 B CN107163076 B CN 107163076B CN 201710379183 A CN201710379183 A CN 201710379183A CN 107163076 B CN107163076 B CN 107163076B
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- -1 Triazine salt compound Chemical class 0.000 title claims abstract description 41
- 238000002360 preparation method Methods 0.000 title claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 37
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000006243 chemical reaction Methods 0.000 claims abstract description 24
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 238000003756 stirring Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 15
- 229920000877 Melamine resin Polymers 0.000 claims description 11
- 238000001035 drying Methods 0.000 claims description 11
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 11
- YSKUZVBSHIWEFK-UHFFFAOYSA-N ammelide Chemical compound NC1=NC(O)=NC(O)=N1 YSKUZVBSHIWEFK-UHFFFAOYSA-N 0.000 claims description 7
- QLZHNIAADXEJJP-UHFFFAOYSA-N Phenylphosphonic acid Chemical compound OP(O)(=O)C1=CC=CC=C1 QLZHNIAADXEJJP-UHFFFAOYSA-N 0.000 claims description 6
- 235000010290 biphenyl Nutrition 0.000 claims description 6
- 239000004305 biphenyl Substances 0.000 claims description 6
- ASMQGLCHMVWBQR-UHFFFAOYSA-M diphenyl phosphate Chemical compound C=1C=CC=CC=1OP(=O)([O-])OC1=CC=CC=C1 ASMQGLCHMVWBQR-UHFFFAOYSA-M 0.000 claims description 6
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 claims description 6
- JYEUMXHLPRZUAT-UHFFFAOYSA-N 1,2,3-triazine Chemical compound C1=CN=NN=C1 JYEUMXHLPRZUAT-UHFFFAOYSA-N 0.000 claims description 5
- 239000002798 polar solvent Substances 0.000 claims description 5
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 3
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 3
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- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- 150000003918 triazines Chemical class 0.000 description 11
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical class N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 9
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- UKLDJPRMSDWDSL-UHFFFAOYSA-L [dibutyl(dodecanoyloxy)stannyl] dodecanoate Chemical compound CCCCCCCCCCCC(=O)O[Sn](CCCC)(CCCC)OC(=O)CCCCCCCCCCC UKLDJPRMSDWDSL-UHFFFAOYSA-L 0.000 description 4
- MASBWURJQFFLOO-UHFFFAOYSA-N ammeline Chemical class NC1=NC(N)=NC(O)=N1 MASBWURJQFFLOO-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
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- 239000012975 dibutyltin dilaurate Substances 0.000 description 4
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- 229910052698 phosphorus Inorganic materials 0.000 description 4
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- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 4
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- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 description 2
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- OPOJRMTZHYUKLY-UHFFFAOYSA-N 1h-1,3,5-triazin-2-one Chemical compound O=C1N=CN=CN1 OPOJRMTZHYUKLY-UHFFFAOYSA-N 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
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- XCKAPGALQORDHA-UHFFFAOYSA-L [Sn+4].CCCC[Sn++]CCCC.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O Chemical compound [Sn+4].CCCC[Sn++]CCCC.CCCCCCCCCCCC([O-])=O.CCCCCCCCCCCC([O-])=O XCKAPGALQORDHA-UHFFFAOYSA-L 0.000 description 1
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- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- XYFCBTPGUUZFHI-UHFFFAOYSA-O phosphonium Chemical compound [PH4+] XYFCBTPGUUZFHI-UHFFFAOYSA-O 0.000 description 1
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- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Classifications
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- C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
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- C07F9/30—Phosphinic acids [R2P(=O)(OH)]; Thiophosphinic acids ; [R2P(=X1)(X2H) (X1, X2 are each independently O, S or Se)]
- C07F9/304—Aromatic acids (P-C aromatic linkage)
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
- C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
- C07D251/40—Nitrogen atoms
- C07D251/42—One nitrogen atom
- C07D251/46—One nitrogen atom with oxygen or sulfur atoms attached to the two other ring carbon atoms
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- C07D251/40—Nitrogen atoms
- C07D251/48—Two nitrogen atoms
- C07D251/52—Two nitrogen atoms with an oxygen or sulfur atom attached to the third ring carbon atom
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- C07F9/40—Esters thereof
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Abstract
本发明公开的含磷三嗪环盐化合物是将含磷有机酸与三嗪环类化合物加入乙醇或/和水中经一步反应而成,其结构通式如下:
Description
技术领域
本发明属于含磷阻燃化合物及其制备和应用技术领域,具体涉及一种含磷三嗪环盐化合物及其制备方法和应用。
背景技术
如今,阻燃剂已成为仅次于增塑剂在合成材料用量最大的助剂。随着社会的进步,以及人们对安全和环保意识的提高,传统卤系阻燃剂由于其制品燃烧时会产生大量的有毒有害气体,对人体和环境造成严重的影响而逐渐被禁止使用。而后出现的无卤阻燃剂则由于对环境友好等特点而得以被广泛应用,如含氮、含磷类化合物阻燃剂就由于拥有低烟、低毒、良好的阻燃性、分散性和相容性,而被广泛应用于高分子材料的阻燃。虽然如此,但一方面大多数含氮、含磷类化合物存在阻燃效率低,添加量大,从而导致高分子材料的力学性能破坏较严重,另一方面由于这些含氮、含磷类化合物都是共价键连接,因而其制备过程往往都比较复杂,不利于工业化生产。
如CN 101092503A公开了一种用于环氧树脂中的以季戊四醇、三氯氧磷以及三聚氰胺为原料制备的磷酸酯双三聚氰胺盐,该磷酸酯双三聚氰胺盐不仅制备过程繁琐,副产物较多,制备过程所用到的有机溶剂较多,毒性都较大,不利于环境保护和工业化生产,而且阻燃效率低,使用时其还需要与有机改性蒙脱土进行复配,添加量也大,如在环氧树脂中的复配添加量为20wt%时,其极限氧指数只能达到28%,垂直燃烧测试达到V-1级,只有当复配添加量为40wt%,其极限氧指数才能达到32%,垂直燃烧测试才能达到V-0级。如此大的添加量,无疑会极大的影响环氧树脂的力学性能,但该专利申请只给出了所制备的复合材料的热机械性能——储能模量,却没有给出其常规的诸如弯曲强度、冲击强度等力学性能,有可能是因为这些性能指标不理想,所以没有提及。
又如CN 101805620A公开了一种用于聚氨酯软质泡沫中的聚合型含磷阻燃剂,该含磷阻燃剂不仅制备过程复杂,且阻燃效率低,添加量较大,其在用于软质聚氨酯泡沫中的添加量要达到12wt%时,垂直燃烧测试才可达到V-0级,且还使其力学性能均有下降,拉伸强度由78kpa下降到72kpa,断裂伸长率由150%下降到132%(见其说明书表8)。
发明内容
针对现有技术的缺点,本发明的目的在于提供一种含磷三嗪环盐化合物及其制备方法和应用,该化合物阻燃性能好,添加量少,对高分子基材力学性能不仅没有影响,反而还有所提高,同时制备工艺简单。
本发明提供的含磷三嗪环盐化合物,该化合物为以下结构通式Ⅰ、Ⅱ、Ⅲ或Ⅳ中的任一种:
式中R1、R2和R3为羟基或者氨基,且同一结构通式的R1、R2和R3中至少有一个为氨基。
本发明提供的制备含磷三嗪环盐化合物的方法,该方法是先将含磷有机酸加入过量的极性溶剂中,在室温下边搅拌边加入等摩尔量的三嗪环类化合物至混合均匀,然后在70~90℃反应1~8h,反应结束后冷却至室温,再过滤除去溶剂,烘干即可。
以上制备方法中所述的含磷有机酸为二苯基次磷酸、磷酸二苯酯、苯基膦酸单苯酯或磷酸二甲苯酯中的任一种。
以上制备方法中所述的三嗪环类化合物为三聚氰胺、2-氨基-4,6-二羟基均三嗪或4,6-二氨基-2羟基-1,3,5-三嗪中的任一种。
以上制备方法中所述的极性溶剂为乙醇和水中的至少一种,优选乙醇和水的混合溶剂。
以上制备方法中所述的反应温度优选为70~80℃,所述的反应时间优选为2~4h。
本发明提供的含磷三嗪环盐化合物的应用是在阻燃高分子材料中的应用,尤其是作为阻燃添加剂来阻燃环氧树脂、阻燃聚氨酯软质或硬质泡沫等高分子基体材料。
本发明与现有技术相比,具有以下有益效果:
1、由于本发明提供的含磷三嗪环盐化合物方法是将含磷有机酸与三嗪环类化合物加入乙醇或/和水中经一步反应而成,因而不仅反应过程简单快捷,易于控制,产率高,使制备的所述含磷三嗪环盐化合物阻燃剂Ⅰ、Ⅱ、Ⅲ或Ⅳ的产率接近100%,且能耗低,无副产物,有利于环境保护和实现工业化生产。
2、由于本发明提供的含磷三嗪环盐化合物是由含磷有机酸与三嗪环类化合物反应生成的一类离子化化合物,具有阻燃效率高,在高分子材料中分散性好,分布均匀,不团聚,与高分子材料的相容性好等优点,因而当用于高分子材料阻燃时,不仅添加量少,其阻燃效果好,而且对高分子基材的力学性能不仅没有影响,反而有所提升。
3、由于本发明提供的含磷三嗪环盐化合物是一类离子化化合物,不仅在高分子材料中不团聚,分散性好,且与高分子材料的相容性也好,因而添加了本发明含磷三嗪环盐化合物所得的软质聚氨酯泡沫材料均匀性好,尺寸稳定,力学性能非但没有下降,反而还能在原基础上有所提升,实属难得。
4、由于本发明提供的含磷三嗪环盐化合物是一类离子化化合物,不仅在高分子材料中不团聚,分散性好,且与高分子材料的相容性也好,因而添加了本发明含磷三嗪环盐化合物的环氧树脂在常温下适用期可超过一个月,有利于将之与环氧树脂作为易操作的单组份体系以简化现场施工,实现自动化流水生产。
附图说明
图1为本发明应用例2所制备的含磷三嗪环盐化合物与环氧树脂预聚物体系和未添加含磷三嗪环盐化合物的环氧树脂预聚物体系的变温差示扫描量热曲线图(DSC)。从图中可见本发明阻燃剂的加入能够催化环氧树脂的固化,使初始固化温度和峰值固化温度均有所提前。
图2为本发明应用例4所制备的软质聚氨酯泡沫样条在进行垂直燃烧测试的数码照片。从照片中可发现本发明阻燃剂添加量为5份的软质聚氨酯泡沫离火即可熄灭,说明其在软质聚氨酯泡沫中的阻燃性能突出。
图3为本发明应用例所制备的软质聚氨酯泡沫的扫描电镜照片。从照片中可见,本发明制备的阻燃剂在泡沫中分散十分均匀。
具体实施方式
下面给出的实施例以对本发明作进一步说明。有必要在此指出的是以下实施例不能理解为对本发明保护范围的限制,如果该领域的技术熟练人员根据上述本发明内容对本发明做出一些非本质的改进和调整,仍属于本发明保护范围。
值得说明的是:1)以下各应用例和应用对比例中所有物料的比例都为质量分数,份数都为质量份数;2)以下各应用例和应用对比例制备的环氧树脂以及硬质聚氨酯泡沫的极限氧指数(LOI)是参照GB/T 2406.2-2009标准测试的,其垂直燃烧等级是参照UL-94标准测试的,压缩强度是参考ASTM D 162-2010标准测试的,弯曲强度是参考GB/T 9341-2008标准测试的,冲击强度是参考GB/T 1843-2008标准测试的。3)以下各应用例制备的软质聚氨酯泡沫的LOI是参照GB/T 2406.2-2009标准测试的,其垂直燃烧等级是参照Cal TB117标准测试的,拉伸强度和断裂伸长率是参照GB/T 6344-2008标准测试的。
实施例1
在常温下,将21.8g(0.1mol)二苯基次磷酸加到100ml水中,边搅拌边加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至90℃反应8h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率98%。
实施例2
在常温下,将21.8g(0.1mol)二苯基次磷酸加到100ml水中,边搅拌边加入12.8g(0.1mol)2-氨基-4,6-二羟基均三嗪至混合均匀,然后升温至80℃反应3h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率99%。
实施例3
在常温下,将21.8g(0.1mol)二苯基次磷酸加到100ml乙醇中,边搅拌边加入12.7g(0.1mol)4,6-二氨基-2-羟基-1,3,5-三嗪至混合均匀,然后升温至70℃反应4h,冷却至室温,过滤除去乙醇得白色固体,烘干,即为终产物。产率99%。
实施例4
在常温下,将21.8g(0.1mol)二苯基次磷酸加到100ml乙醇中,边搅拌加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至75℃反应5h,冷却至室温,过滤除去乙醇得白色固体,烘干,即为终产物。产率99%。
实施例5
在常温下,将25.0g(0.1mol)磷酸二苯酯加到100ml乙醇中,边搅拌边加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至70℃反应4h,冷却至室温,过滤除去乙醇得白色固体,烘干,即为终产物。产率97%。
实施例6
在常温下,将25.0g(0.1mol)磷酸二苯酯加到100ml乙醇中,边搅拌边加入12.8g(0.1mol)2-氨基-4,6-二羟基均三嗪至混合均匀,然后升温至72℃反应3h,冷却至室温,过滤除去乙醇得白色固体,烘干,即为终产物。产率98%。
实施例7
在常温下,将25.0g(0.1mol)磷酸二苯酯加到100ml乙醇中,边搅拌加入12.7g(0.1mol)4,6-二氨基-2-羟基-1,3,5-三嗪至混合均匀,然后升温至70℃反应4h,冷却至室温,过滤除去乙醇得白色固体,烘干,即为终产物。产率98%。
实施例8
在常温下,将25.0g(0.1mol)磷酸二苯酯加到100ml水中,边搅拌加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至85℃反应4h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率99%。
实施例9
在常温下,将23.4g(0.1mol)苯基膦酸单苯酯加到100ml水中,边搅拌加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至83℃反应5h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率98%。
实施例10
在常温下,将23.4g(0.1mol)苯基膦酸单苯酯加到100ml水中,边搅拌加入12.8g(0.1mol)2-氨基-4,6-二羟基均三嗪至混合均匀,然后升温至88℃反应4h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率97%。
实施例11
在常温下,将23.4g(0.1mol)苯基膦酸单苯酯加到50ml水和50ml乙醇混合溶剂中,边搅拌加入12.7g(0.1mol)4,6-二氨基-2-羟基-1,3,5-三嗪至混合均匀,然后升温至80℃反应1h,冷却至室温,过滤除去乙醇和水得白色固体,烘干,即为终产物。产率98%。
实施例12
在常温下,将23.4g(0.1mol)苯基膦酸单苯酯加到50ml水和50ml乙醇混合溶剂中,边搅拌加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至75℃反应2h,冷却至室温,过滤除去乙醇和水得白色固体,烘干,即为终产物。产率99%。
实施例13
在常温下,将27.8g(0.1mol)磷酸二甲苯酯加到100ml水中,边搅拌加入12.6g(0.1mol)三聚氰胺至混合均匀,然后升温至72℃反应5h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率99%。
实施例14
在常温下,将27.8g(0.1mol)磷酸二甲苯酯加到100ml水中,边搅拌加入12.8g(0.1mol)2-氨基-4,6-二羟基均三嗪至混合均匀,然后升温至90℃反应6h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率98%。
实施例15
在常温下,将27.8g(0.1mol)磷酸二甲苯酯加到100ml水中,边搅拌加入12.7g(0.1mol)4,6-二氨基-2-羟基-1,3,5-三嗪至混合均匀,然后升温至85℃反应8h,冷却至室温,过滤除去水得白色固体,烘干,即为终产物。产率97%。
实施例16
在常温下,将27.8g(0.1mol)磷酸二甲苯酯加到50ml水和50ml乙醇混合溶剂中,边搅拌加入12.8g(0.1mol)2-氨基-4,6-二羟基均三嗪至混合均匀,然后升温至75℃反应3h,冷却至室温,过滤除去乙醇和水得白色固体,烘干,即为终产物。产率97%。
为了考察本发明制备的含磷三嗪环盐化合物在环氧树脂预聚物、软质聚氨酯泡沫以及硬质聚氨酯泡沫中的阻燃效果,本发明将以上部分实施例制备的含磷三嗪环盐化合物,分别用于以下应用例的高分子材料中,并对所得高分子材料的的极限氧指数LOI和垂直燃烧以及相应的力学性能进行了测试。
应用例1
本应用例是将实施例6中所得含磷三嗪环盐4%和环氧树脂预聚物96%于常温下搅拌混合均匀即可,所得单组份体系在常温下适用期大于一个月。将之在100℃固化2h以及150℃固化2h,即得阻燃环氧树脂固化物,所得固化物的LOI为32%,UL-94测试为V-1级,弯曲强度为120±7MPa,冲击强度为25.6±4.0MPa。
应用例2
本应用例是将实施例6中所得含磷三嗪环盐10%和环氧树脂预聚物90%于常温下搅拌混合均匀即可,常温下适用期大于一个月。将之在100℃固化2h以及150℃固化2h,即得阻燃环氧树脂固化物,所得固化物的LOI为36%,UL-94测试为V-0级,弯曲强度为135±8MPa,冲击强度为24.6±3.3MPa。
应用例3
本应用例是将实施例14中所得含磷三嗪环盐15%和环氧树脂预聚物85%于常温下搅拌混合均匀即可,常温下适用期大于一个月。将之在100℃固化2h以及150℃固化2h,即得阻燃环氧树脂固化物,所得固化物的LOI为36%,UL-94测试为V-0级,弯曲强度为125±8MPa,冲击强度为25.2±4.5MPa。
应用例4
本应用例是将实施例1所得5份含磷三嗪环盐与100份聚醚多元醇、3份水、0.2份三乙烯二胺、0.3份二月桂酸二丁基锡和1.2份软泡用硅油在高速搅拌下混合均匀,再与41份甲苯二异氰酸酯在高速搅拌下搅拌6s(转速约1000r/min)后立即倒入模具,常温固化72h。所得软质聚氨酯泡沫的LOI为23%,垂直燃烧离火即熄,拉伸强度为130±10kPa,断裂伸长率为340±16%。
应用例5
本应用例是将实施例1所得10份含磷三嗪环盐与100份聚醚多元醇、3份水、0.4份三乙烯二胺、0.3份二月桂酸二丁基锡和1.2份软泡用硅油在高速搅拌下混合均匀,再与41份甲苯二异氰酸酯在高速搅拌下搅拌6s(转速约1000r/min)后立即倒入模具,常温固化72h。所得软质聚氨酯泡沫的LOI为25%,垂直燃烧离火即熄,拉伸强度为155±15kPa,断裂伸长率为360±18%。
应用例6
本应用例是将实施例2所得10份含磷三嗪环盐与100份聚醚多元醇、3份水、0.4份三乙烯二胺、0.3份二月桂酸二丁基锡和1.2份软泡用硅油在高速搅拌下混合均匀,再与41份甲苯二异氰酸酯在高速搅拌下搅拌6s(转速约1000r/min)后立即倒入模具,常温固化72h。所得软质聚氨酯泡沫的LOI为25%,垂直燃烧离火即熄,拉伸强度为140±15kPa,断裂伸长率为350±10%。
应用例7
本应用例是将实施例13所得10份含磷三嗪环盐与100份聚醚多元醇、3份水、0.4份三乙烯二胺、0.3份二月桂酸二丁基锡和1.2份软泡用硅油在高速搅拌下混合均匀,再与41份甲苯二异氰酸酯在高速搅拌下搅拌6s(转速约1000r/min)后立即倒入模具,常温固化72h。所得软质聚氨酯泡沫的LOI为24%,垂直燃烧离火即熄,拉伸强度为120±15kPa,断裂伸长率为340±20%。
应用例8
本应用例是将实施例9所得8份含磷三嗪环盐与10份聚醚多元醇4110、8份PEG400、1.5份水、1份氯化硅油0.2份DMP30和0.5份辛酸亚锡在高速搅拌下混合均匀,再与55份MDI在高速搅拌下搅拌10s(转速约500r/min)后立即倒入模具,常温固化72h。所得硬质聚氨酯泡沫的LOI为25%,UL-94测试为V-0级,压缩强度为545±30kPa。
应用例9
本应用例是将实施例8所得8份含磷三嗪环盐与10份聚醚多元醇4110、8份PEG400、1.5份水、1份氯化硅油0.1份DMP30和0.5份辛酸亚锡在高速搅拌下混合均匀,再与55份MDI在高速搅拌下搅拌10s(转速约500r/min)后立即倒入模具,常温固化72h。所得硬质聚氨酯泡沫的LOI为26%,UL-94测试为V-0级,压缩强度为540±25kPa。
应用例10
本应用例是将实施例16所得8份含磷三嗪环盐与10份聚醚多元醇4110、8份PEG400、1.5份水、1份氯化硅油0.3份DMP30和0.5份辛酸亚锡在高速搅拌下混合均匀,再与55份MDI在高速搅拌下搅拌10s(转速约500r/min)后立即倒入模具,常温固化72h。所得硬质聚氨酯泡沫的LOI为24%,UL-94测试为V-1级,压缩强度为530±30kPa。
应用对比例1
本应用对比例首先将环氧树脂预聚物搅拌混合均匀,将之在150℃固化5h,即得纯的环氧树脂固化物,该固化物的LOI为26%,UL-94测试为无级,弯曲强度为100±8MPa,冲击强度为23.1±5.5MPa。
应用对比例2
本应用对比例首先将100份聚醚多元醇、3份水、0.1份三乙烯二胺、0.1份二月桂酸二丁基锡和0.8份软泡用硅油在高速搅拌下混合均匀,再与41份甲苯二异氰酸酯在高速搅拌下搅拌6s(转速约1000r/min)后立即倒入模具,常温固化72h即得纯的软质聚氨酯泡沫,其拉伸强度为110±10kPa,断裂伸长率为320±15%。
应用对比例3
本应用对比例首先将10份聚醚多元醇4110、8份PEG400、1.5份水、0.8份氯化硅油、0.1份DMP30和0.3份辛酸亚锡在高速搅拌下混合均匀,再与55份MDI在高速搅拌下搅拌10s(转速约500r/min)后立即倒入模具,常温固化72h,即得纯的硬质聚氨酯泡沫。该泡沫的压缩强度为526±28kPa。
Claims (6)
1.一种含磷三嗪环盐化合物,其特征在于该化合物为以下结构通式Ⅰ、Ⅱ、Ⅲ或Ⅳ中的任一种:
式中R1、R2和R3为羟基或者氨基,且同一结构通式的R1、R2和R3中至少有一个为氨基。
2.一种制备权利要求1所述的含磷三嗪环盐化合物的方法,其特征在于该方法是先将含磷有机酸加入过量的极性溶剂中,在室温下边搅拌边加入等摩尔量的三嗪环类化合物至混合均匀,然后在70~90℃反应1~8h,反应结束后冷却至室温,再过滤除去溶剂,烘干即可。
3.根据权利要求2所述的含磷三嗪环盐化合物的制备方法,其特征在于该方法中所述的含磷有机酸为二苯基次磷酸、磷酸二苯酯、苯基膦酸单苯酯或磷酸二甲苯酯中的任一种。
4.根据权利要求2或3所述的含磷三嗪环盐化合物的制备方法,其特征在于该方法中所述的三嗪环类化合物为三聚氰胺、2-氨基-4,6-二羟基均三嗪或4,6-二氨基-2羟基-1,3,5-三嗪中的任一种。
5.根据权利要求2或3所述的含磷三嗪环盐化合物的制备方法,其特征在于该方法中所述的极性溶剂为乙醇和水中的至少一种。
6.根据权利要求4所述的含磷三嗪环盐化合物的制备方法,其特征在于该方法中所述的极性溶剂为乙醇和水中的至少一种。
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