CN111909505A - 一种反应型阻燃建筑用密封材料的制备方法 - Google Patents

一种反应型阻燃建筑用密封材料的制备方法 Download PDF

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CN111909505A
CN111909505A CN202010822141.7A CN202010822141A CN111909505A CN 111909505 A CN111909505 A CN 111909505A CN 202010822141 A CN202010822141 A CN 202010822141A CN 111909505 A CN111909505 A CN 111909505A
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李荣竹
章丹烽
马红霞
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Dongyang Yan'an Construction Engineering Co ltd
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Abstract

本发明公开一种反应型阻燃建筑用密封材料的制备方法,包括如下步骤:(1)按照质量份数,将双巯基单体、多酚化合物、二异氰酸酯单体、催化剂、扩链剂、封端剂加入到反应釜中,200‑300r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至50‑90oC,反应1.5‑3h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;(2)将增塑剂、填料、偶联剂、增稠剂、抗氧剂加入到反应釜中,2000‑3000r/min分散5‑30min,得到密封材料A组分;(3)将硫化剂、硫化促进剂、增塑剂混合均匀,得到密封材料B组分;(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。本发明得到了一种综合性能良好、离火自熄的聚硫氨酯密封材料。

Description

一种反应型阻燃建筑用密封材料的制备方法
技术领域
本发明涉及高分子材料领域,具体涉及一种反应型阻燃建筑用密封材料的制备方法。
背景技术
传统的密封材料主要有聚氨酯密封材料、硅酮密封材料和聚硫密封材料,聚氨酯密封材料耐热、耐紫外老化及耐水性方面较差;硅酮密封材料耐热性好,但是不适合用于完全密封的坏境及粘合铜、黄铜、镁等金属,而且粘接强度较弱;聚硫胶耐水耐油性较好,但是耐热性、耐老化性能不佳。聚硫氨酯密封材料是一种新型密封材料,它克服了硅酮密封材料强度一般,聚氨酯密封材料易形成气泡、贮存稳定性差和聚硫密封材料长期耐久性、抗形变位移能力差的缺点,呈现出强度高、抗撕裂、耐穿刺、粘结性能好等特点。聚硫氨酯密封材料是在传统胶黏剂基础上发展出来的一种新型胶黏剂,它克服了传统胶黏剂的一些缺点,综合性能较好。
然而,聚硫氨酯密封材料阻燃性能较差,限制了其在很多领域的应用。
CN201510634891.0公开了一种双组份多彩柔性聚硫氨酯密封材料及其制备方法。该密封材料由A组分和B组分组成;以重量份表示,A组分中含有PSU型液体橡胶15~60份、增塑剂10~30份、填料10~60份、增粘剂0.1~5份、防老化剂0.1~5份和硫化延缓剂0.1~5份;B组分中含有硫化剂10~40份、硫化促进剂0.1~5份、增塑剂10~50份、着色剂1~20份和填料10~50份;A组分和B组分二者之间的质量比为5~15∶1。A组分和B组分分别研磨成膏状,然后混合均匀,即得到产品。本发明产品储存稳定、物理力学性能优异且易于调配成多种颜色,克服了现有柔性密封材料所存在色泽单一的缺陷。
CN201610540982.2公开了一种聚硫氨酯/丙烯酸复合水凝胶材料及其制备方法和应用。该方法包括如下步骤:S1.以DMF为溶剂,端巯基乙酸低分子多醇酯单体与二异氰酸酯类单体反应生成聚硫氨酯,再加入HEMA,反应后得双键封端的聚硫氨酯;S2.取上述双键封端的聚硫氨酯与丙烯酸单体溶于DMF中,超声处理得混合液,向混合液中加入光引发剂和交联剂,再次超声使之成为透明的前驱体溶液;S3.将上述前驱体溶液倒在一块聚四氟乙烯板并盖上另一块板,使用紫外光照射引发聚合,即得聚硫氨酯/丙烯酸复合水凝胶材料。本发明提供的复合水凝胶材料具有高平衡含水率和高折射率,在作为软质隐形眼镜的镜体材料或人工眼角膜的植入材料方面有潜在应用。
CN201410292953.X公开了一种环氧改性芳香族聚硫氨酯的制备方法。具体操作步骤是:将液态聚硫、大分子多元醇与异氰酸酯反应合成端活泼氢的预聚体;环氧树脂与多异氰酸酯反应生成端异氰酸酯基的加成物;将预聚体和加成物反应得到环氧改性聚硫氨酯;小分子多元胺与偶联剂组成多元胺固化剂;环氧改性聚硫氨酯和多元胺固化剂在加热、真空条件下混合,熟化后得到环氧改性芳香族聚硫氨酯。其硬度为邵A90~100、拉伸剪切强度MPa:8-22,拉拔强度MPa:8-16,透气性dm3/min:0.2-0.5;用于钢桥面的铺装,满足粘结、耐高低温、耐候及耐化学品、耐渗水等性能的要求。
现有技术中涉及聚硫氨酯密封材料的较少,而且均未涉及有关阻燃改性方面的研究,不仅限制了聚硫氨酯密封材料的应用领域,碳纳米管作为填料也具有易团聚,造成材料整体阻燃性差,强度低的缺点,而且也给作为建筑用途带来了火灾风险。
发明内容
本发明提供一种反应型阻燃建筑密封材料的制备方法,得到了一种综合性能良好、离火自熄的聚硫氨酯密封材料。
一种反应型阻燃建筑用密封材料的制备方法,其特征在于,包括如下步骤:
(1)按照质量份数,将25-35份双巯基单体、10-20份多酚化合物、15-25份二异氰酸酯单体、0.015-0.05份催化剂、1-5份扩链剂、1-5份封端剂加入到反应釜中,200-300r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至50-90oC,反应1.5-3h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将5-10份增塑剂、10-15份酰胺化含硫碳纳米管材料、5-10份偶联剂、1-5份增稠剂、0.5-2份抗氧剂加入到反应釜中,2000-3000r/min分散5-30min,得到密封材料A组分;
(3)将10-15份硫化剂、0.1-5份硫化促进剂、10-15份增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
优选地,步骤(1)所述的双巯基单体为双巯基乙酸乙二醇酯、二(巯基乙酸)-1,4-丁二酯、双巯乙基硫醚、双(3-巯基丙酸)乙二醇中一种或几种的组合物;
优选地,步骤(1)所述的多酚化合物为2,2',3,3',5,5',6,6'-八氟-4,4'-双酚、六氟双酚 A、四溴双酚 A、溴酚蓝中一种或几种的组合物;
优选地,步骤(1)二异氰酸酯单体为六亚甲基二异氰酸酯、1,5-萘二异氰酸酯、缩二脲三异氰酸酯、异氟尔酮二异氰酸酯、二苯基甲烷二异氰酸酯、2,4-甲基二异氰酸酯中一种或几种的组合物;
优选地,步骤(1)中所述的催化剂二月桂酸二丁烯、草酸亚锡、二氯二甲基锡、硫酸亚锡、双(十二烷硫基)二丁锡、辛酸亚锡中一种或几种的组合物;
优选地,步骤(1)中所述的扩链剂为1,6-己二胺、1,4-双羟乙氧基苯、三羟甲基丙烷、丙三醇、丁二胺中一种或几种的组合物;
优选地,步骤(1)中所述的封端剂为异丙醇、正丁醇、叔丁醇、正戊醇、叔戊醇、伯戊醇中一种或几种的组合物;
所述酰胺化含硫碳纳米管材料的制备方法为:
按照质量份数,将10-20份羧基化的碳纳米管分散于100-200份的四氯化碳中,加入1.5-3.8份的氯化亚砜,控温50-70℃,搅拌反应2-5h,在氮气保护下, 再加入10-15份4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应12-24h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所述的反应型阻燃建筑密封材料制备过程中部分反应机理示意如下:
Figure DEST_PATH_IMAGE001
跟现有技术相比,本发明得到了一种综合性能良好、离火自熄的聚硫氨酯密封材料。双巯基单体与多酚化合物,二异氰酸酯单体反应生成的聚硫氨酯化合物,交联反应迅速,可以生成连续的三维空间网络结构,另一方面酰胺化含硫碳纳米管材料的加入,与以上协同作用,提高了强度,阻燃改性效果显著,所得密封材料氧指数为35,垂直燃烧等级为V0级,拉伸强度为3.5Mpa。
附图说明
图1为实施例1所得产品的傅里叶红外光谱图:
在2927cm-1附近存在碳氢键的伸缩吸收峰,在1732cm-1附近存在酰胺的羰基的吸收峰,在1375cm-1附近存在碳氮单键的吸收峰,说明六亚甲基二异氰酸酯参与了反应;在747cm-1附近存在碳硫键的伸缩吸收峰,在1219cm-1附近存在酯碳氧单键的吸收峰,说明双巯基乙酸乙二醇酯参与了反应;在1476/1375cm-1附近存在苯环的吸收峰,在3304cm-1附近存在酚羟基的伸缩吸收峰,说明2,2',3,3',5,5',6,6'-八氟-4,4'-双酚参与了反应;在683/883cm-1附近存在碳酸根离子的面外弯曲/面内弯曲吸收峰,说明超细纳米碳酸钙参与了反应;在1017cm-1附近存在碳氮单键的吸收峰,说明1,6-己二胺参与了反应。
具体实施方式
以下实施例中所用原料均为市售产品,实施例是对本发明的进一步说明,而非限制本发明的范围;
各性能测试方法如下:
将密封材料导入相应形状的模具中,固化得到样条;
1、氧指数,根据ASTMD2863进行测试;
2、垂直燃烧等级,根据UL94进行测试;
3、拉伸强度,按照ASTM D638进行测试;
实施例1
(1)将10g双巯基乙酸乙二醇酯、10g2,2',3,3',5,5',6,6'-八氟-4,4'-双酚、15g六亚甲基二异氰酸酯、0.015g二月桂酸二丁烯、1g1,6-己二胺、1g异丙醇加入到反应釜中,2000r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至50oC,反应1.5h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将5g增塑剂、10g酰胺化含硫碳纳米管材料、5g偶联剂、1g增稠剂、0.5g抗氧剂加入到反应釜中,3000r/min分散5min,得到密封材料A组分;
(3)将10g硫化剂、0.1g硫化促进剂、10g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将10g羧基化的碳纳米管分散于100g的四氯化碳中,加入1.5g的氯化亚砜,控温50℃,搅拌反应2h,在氮气保护下, 再加入10g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应12h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为30,垂直燃烧等级为V0级,拉伸强度为3Mpa。
实施例2
(1)将10.6g二(巯基乙酸)-1,4-丁二酯、11g六氟双酚 A、16.6g1,5-萘二异氰酸酯、0.024g草酸亚锡、1.6g1,4-双羟乙氧基苯、1.6g正丁醇加入到反应釜中,2500r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至57oC,反应1.6h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将5.8g增塑剂、10.3g酰胺化含硫碳纳米管材料、5.8g偶联剂、1.3g增稠剂、0.7g抗氧剂加入到反应釜中,2800r/min分散8.7min,得到密封材料A组分;
(3)将10.7g硫化剂、0.4g硫化促进剂、10.6g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将12g羧基化的碳纳米管分散于120g的四氯化碳中,加入1.8g的氯化亚砜,控温55℃,搅拌反应3h,在氮气保护下, 再加入12g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应17h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为31,垂直燃烧等级为V0级,拉伸强度为3.1Mpa。
实施例3
(1)将11.3g双巯乙基硫醚、12.3g四溴双酚 A、17.8g缩二脲三异氰酸酯、0.033g二氯二甲基锡、2g三羟甲基丙烷、2.2g叔丁醇加入到反应釜中,2800r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至60.5oC,反应1.8h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将6.6g增塑剂、11.1g酰胺化含硫碳纳米管材料、6.2g偶联剂、1.7g增稠剂、0.8g抗氧剂加入到反应釜中,2400r/min分散11.5min,得到密封材料A组分;
(3)将11.3g硫化剂、1.1g硫化促进剂、11.2g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将15g羧基化的碳纳米管分散于150g的四氯化碳中,加入2.1g的氯化亚砜,控温55℃,搅拌反应3h,在氮气保护下, 再加入13g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应17h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为31,垂直燃烧等级为V0级,拉伸强度为3.2Mpa。
实施例4
(1)将11.9g双(3-巯基丙酸)乙二醇、13.1g溴酚蓝、18.4g异氟尔酮二异氰酸酯、0.041g硫酸亚锡、2.6g丙三醇、2.5g正戊醇加入到反应釜中,2700r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至67oC,反应1.8h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将7.2g增塑剂、11.6g酰胺化含硫碳纳米管材料、6.8g偶联剂、2.3g增稠剂、1g抗氧剂加入到反应釜中,2500r/min分散13min,得到密封材料A组分;
(3)将11.6g硫化剂、1.9g硫化促进剂、11.9g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将17g羧基化的碳纳米管分散于180g的四氯化碳中,加入2.5g的氯化亚砜,控温59℃,搅拌反应3h,在氮气保护下, 再加入14g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应17h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为31,垂直燃烧等级为V0级,拉伸强度为3.2Mpa。
实施例5
(1)将12.5g双巯乙基硫醚、14.2g六氟双酚 A、20.1g二苯基甲烷二异氰酸酯、0.05g双(十二烷硫基)二丁锡、2.8g丁二胺、3.1g叔戊醇加入到反应釜中,2600r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至70.5oC,反应2h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将7.5g增塑剂、12.4g酰胺化含硫碳纳米管材料、7.6g偶联剂、2.7g增稠剂、1.1g抗氧剂加入到反应釜中,2600r/min分散16.1min,得到密封材料A组分;
(3)将12.2g硫化剂、2.5g硫化促进剂、12.5g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将18g羧基化的碳纳米管分散于190g的四氯化碳中,加入3.1g的氯化亚砜,控温60℃,搅拌反应4h,在氮气保护下, 再加入14g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应20h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为32,垂直燃烧等级为V0级,拉伸强度为3.2Mpa。
实施例6
(1)将13.1g二(巯基乙酸)-1,4-丁二酯、15g溴酚蓝、20.8g2,4-甲基二异氰酸酯、0.032g辛酸亚锡、3.3g丁二胺、3.8g伯戊醇加入到反应釜中,2200r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至75oC,反应2.1h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将8g增塑剂、12.7g酰胺化含硫碳纳米管材料、7.9g偶联剂、3.2g增稠剂、1.2g抗氧剂加入到反应釜中,2200r/min分散20.1min,得到密封材料A组分;
(3)将12.5g硫化剂、2.8g硫化促进剂、13.1g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将19g羧基化的碳纳米管分散于200g的四氯化碳中,加入1.5g的氯化亚砜,控温70℃,搅拌反应2h,在氮气保护下, 再加入15g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应20h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为33,垂直燃烧等级为V0级,拉伸强度为3.3Mpa。
实施例7
(1)将14.6g双巯基乙酸乙二醇酯、16g四溴双酚 A、21.9g1,5-萘二异氰酸酯、0.036g草酸亚锡、4g1,4-双羟乙氧基苯、4.4g叔丁醇加入到反应釜中,2200r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至78.5oC,反应2.2h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将8.4g增塑剂、13.5g酰胺化含硫碳纳米管材料、8.5g偶联剂、3.6g增稠剂、1.3g抗氧剂加入到反应釜中,2100r/min分散22.6min,得到密封材料A组分;
(3)将12.8g硫化剂、3.4g硫化促进剂、13.6g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将20g羧基化的碳纳米管分散于200g的四氯化碳中,加入1.5g的氯化亚砜,控温50℃,搅拌反应5h,在氮气保护下, 再加入15g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应19h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为34,垂直燃烧等级为V0级,拉伸强度为3.4Mpa。
实施例8
(1)将15.9g双(3-巯基丙酸)乙二醇、17g2,2',3,3',5,5',6,6'-八氟-4,4'-双酚、23.2g二苯基甲烷二异氰酸酯、0.045g二氯二甲基锡、4.4g丙三醇、4.9g叔戊醇加入到反应釜中,2400r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至81.5oC,反应2.4h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将8.7g增塑剂、13.8g酰胺化含硫碳纳米管材料、9.3g偶联剂、4.1g增稠剂、1.5g抗氧剂加入到反应釜中,2000r/min分散26.9min,得到密封材料A组分;
(3)将13.6g硫化剂、3.7g硫化促进剂、14.1g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将20g羧基化的碳纳米管分散于200g的四氯化碳中,加入1.5g的氯化亚砜,控温50℃,搅拌反应5h,在氮气保护下, 再加入15g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应24h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为34,垂直燃烧等级为V0级,拉伸强度为3.4Mpa。
实施例9
(1)将20g二(巯基乙酸)-1,4-丁二酯、20g四溴双酚 A、25g缩二脲三异氰酸酯、0.05g双(十二烷硫基)二丁锡、5g三羟甲基丙烷、5g异丙醇加入到反应釜中,2500r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至90oC,反应3h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将10g增塑剂、15g酰胺化含硫碳纳米管材料、10g偶联剂、5g增稠剂、2g抗氧剂加入到反应釜中,2300r/min分散30min,得到密封材料A组分;
(3)将15g硫化剂、5g硫化促进剂、15g增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
所述酰胺化含硫碳纳米管材料的制备方法为:
将20g羧基化的碳纳米管分散于200g的四氯化碳中,加入3.8g的氯化亚砜,控温70℃,搅拌反应5h,在氮气保护下, 再加入15g4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应24h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
所得密封材料氧指数为35,垂直燃烧等级为V0级,拉伸强度为3.5Mpa。
对比例1
相对于实施例8,2,2',3,3',5,5',6,6'-八氟-4,4'-双酚的质量g数为0g,所得密封材料的氧指数为20,垂直燃烧等级为V2级,拉伸强度为3.1MPa。
对比例2
相对于实施例9,酰胺化含硫碳纳米管材料的质量g数为0g,所得密封材料的氧指数为32,垂直燃烧等级为V1级,拉伸强度为2.6Mpa。
对比例3
相对于实施例7,四溴双酚A替换成有机磷酸酯阻燃剂,所得密封材料的氧指数为25,垂直燃烧等级为V1级,拉伸强度为2.4Mpa。

Claims (8)

1.一种反应型阻燃建筑用密封材料的制备方法,其特征在于,包括如下步骤:
(1)按照质量份数,将25-35份双巯基单体、10-20份多酚化合物、15-25份二异氰酸酯单体、0.015-0.05份催化剂、1-5份扩链剂、1-5份封端剂加入到反应釜中,200-300r/min搅拌均匀,通入氮气,置换掉其中的空气,然后升温至50-90oC,反应1.5-3h,降温到常温,得到反应型阻燃聚硫氨酯橡胶液体;
(2)将5-10份增塑剂、10-15份酰胺化含硫碳纳米管材料、5-10份偶联剂、1-5份增稠剂、0.5-2份抗氧剂加入到反应釜中,2000-3000r/min分散5-30min,得到密封材料A组分;
(3)将10-15份硫化剂、0.1-5份硫化促进剂、10-15份增塑剂混合均匀,得到密封材料B组分;
(4)将A组分和B组分混合均匀得到一种反应型阻燃建筑用密封材料。
2.根据权利要求1所述的方法,其特征在于,步骤(1)所述的双巯基单体为双巯基乙酸乙二醇酯、二(巯基乙酸)-1,4-丁二酯、双巯乙基硫醚、双(3-巯基丙酸)乙二醇中一种或几种的组合物。
3.根据权利要求1所述的方法,其特征在于,步骤(1)所述的多酚化合物为2,2',3,3',5,5',6,6'-八氟-4,4'-双酚、六氟双酚 A、四溴双酚 A、溴酚蓝中一种或几种的组合物。
4.根据权利要求1所述的方法,其特征在于,步骤(1)二异氰酸酯单体为六亚甲基二异氰酸酯、1,5-萘二异氰酸酯、缩二脲三异氰酸酯、异氟尔酮二异氰酸酯、二苯基甲烷二异氰酸酯、2,4-甲基二异氰酸酯中一种或几种的组合物。
5.根据权利要求1所述的方法,其特征在于,步骤(1)中所述的催化剂二月桂酸二丁烯、草酸亚锡、二氯二甲基锡、硫酸亚锡、双(十二烷硫基)二丁锡、辛酸亚锡中一种或几种的组合物。
6.根据权利要求1所述的方法,其特征在于,步骤(1)中所述的扩链剂为1,6-己二胺、1,4-双羟乙氧基苯、三羟甲基丙烷、丙三醇、丁二胺中一种或几种的组合物。
7.根据权利要求1所述的方法,其特征在于,步骤(1)中所述的封端剂为异丙醇、正丁醇、叔丁醇、正戊醇、叔戊醇、伯戊醇中一种或几种的组合物。
8.根据权利要求1所述的方法,其特征在于,所述酰胺化含硫碳纳米管材料的制备方法为:
按照质量份数,将10-20份羧基化的碳纳米管分散于100-200份的四氯化碳中,加入1.5-3.8份的氯化亚砜,控温50-70℃,搅拌反应2-5h,在氮气保护下, 再加入10-15份4-二甲基氨基硫代苯胺,搅拌混合均匀后,回流反应12-24h,完成反应后过滤,干燥后即可得到所述的一种酰胺化含硫碳纳米管材料。
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