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CN105860020A - 一种高强度疏水阻燃聚氨酯电缆外护套 - Google Patents

一种高强度疏水阻燃聚氨酯电缆外护套 Download PDF

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CN105860020A
CN105860020A CN201610249116.8A CN201610249116A CN105860020A CN 105860020 A CN105860020 A CN 105860020A CN 201610249116 A CN201610249116 A CN 201610249116A CN 105860020 A CN105860020 A CN 105860020A
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龚文祥
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Chuzhou Huanqiu Polyurethane Technology Co Ltd
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Abstract

本发明公开了一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯55‑58份,顺丁橡胶33‑36份,聚碳酸酯12‑15份,硫磺2.1‑2.4份,促进剂M 1.1‑1.4份,促进剂DM 0.6‑0.8份,古马隆4‑6份,炭黑N220 23‑25份,氧化锌4‑6份,海泡石份2‑5份,氧化铝6‑9份,钛酸酯偶联剂KR‑38S 2.2‑2.5份,芳烃油3‑5份,蓖麻油2‑4份,防老剂BLE 1.2‑1.5份,防老剂800‑B 1.8‑2.2份。

Description

一种高强度疏水阻燃聚氨酯电缆外护套
技术领域
本发明涉及电缆外护套技术领域,尤其涉及一种高强度疏水阻燃聚氨酯电缆外护套。
背景技术
聚氨酯电缆外护套往往应用于恶劣工作环境下,诸如潮湿、高温,高度弯曲、运动等条件对聚氨酯电缆外护套的性能要求极高。普通聚氨酯电缆外护套难以满足,因此,研制一种强度高、韧性好,疏水、阻燃性能俱佳的聚氨酯电缆外护套十分必要。
发明内容
基于背景技术存在的技术问题,本发明提出了一种高强度疏水阻燃聚氨酯电缆外护套,强度高,耐油、阻燃性能优异。
本发明提出的一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯55-58份,顺丁橡胶33-36份,聚碳酸酯12-15份,硫磺2.1-2.4份,促进剂M 1.1-1.4份,促进剂DM 0.6-0.8份,古马隆4-6份,炭黑N220 23-25份,氧化锌4-6份,海泡石份2-5份,氧化铝6-9份,钛酸酯偶联剂KR-38S 2.2-2.5份,芳烃油3-5份,蓖麻油2-4份,防老剂BLE 1.2-1.5份,防老剂800-B 1.8-2.2份。
优选地,柔韧性疏水阻燃聚氨酯、顺丁橡胶、聚碳酸酯的重量比为56-57:34-35:13-14。
优选地,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯56-57份,顺丁橡胶34-35份,聚碳酸酯13-14份,硫磺2.2-2.3份,促进剂M 1.2-1.3份,促进剂DM 0.6-0.7份,古马隆4.5-5份,炭黑N220 23.5-24.5份,氧化锌4.5-5份,海泡石份3-4份,氧化铝7-8份,钛酸酯偶联剂KR-38S 2.3-2.4份,芳烃油3.5-4.5份,蓖麻油2.5-3.5份,防老剂BLE 1.3-1.4份,防老剂800-B 1.9-2份。
优选地,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温,保温得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温,保温后,降温,然后加入苯酚,搅拌均匀后继续降温,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温,保温后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度,抽真空,接着升高温度,保温后,继续升高温度,熟化得到高柔韧性疏水阻燃聚氨酯。
优选地,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温至105-108℃,保温1-2h得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温至120-130℃,保温3-4h后,降温到85-90℃,然后加入苯酚,搅拌均匀后继续降温至65-68℃,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温至86-88℃,保温28-32min后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度至65-68℃,抽真空,接着升高温度至85-88℃,保温2-3h后,继续升高温度至106-110℃,熟化3-4h得到高柔韧性疏水阻燃聚氨酯。
优选地,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、按重量份将80-90份大豆油、10-13份三氯氧磷、8-10份六氟双酚A、0.02-0.04份三氯化铝,搅拌均匀后抽真空,接着升温至105-108℃,保温1-2h得到改性大豆油;
S2、按重量份将15-18份改性大豆油、6-9份双酚基丙烷、0.7-1份咪唑、4-7份腰果酚,搅拌均匀后,升温至120-130℃,保温3-4h后,降温到85-90℃,然后加入130-150份苯酚,搅拌均匀后继续降温至65-68℃,接着加入240-270份甲醛、20-25份三聚氰胺、11-14份氨水、1-2份三乙胺,然后升温至86-88℃,保温28-32min后,真空脱水得到改性酚醛树脂;
S3、按重量份将55-58份改性酚醛树脂、62-66份苯二亚甲基二异氰酸酯、20-23份甲基丙二醇、1.4-1.7份甘油、0.1-0.4份有机铋盐和丙酮混合均匀后,升高温度至65-68℃,抽真空,接着升高温度至85-88℃,保温2-3h后,继续升高温度至106-110℃,熟化3-4h得到高柔韧性疏水阻燃聚氨酯。
本发明外护套制备过程中,改性大豆油的制备过程保留了其工艺简便易操作、产品韧性好的特点,在催化剂三氯化铝的作用下,引入阻燃类的磷元素和溴元素,均匀、牢固地连接在酚醛树脂分子表面,与双酚基丙烷产生协同作用,大大提高了本发明的阻燃效率;同时,大豆油中柔性长碳链的引入,增强了本发明的韧性;而三聚氰胺将改性大豆油中的长分子链与酚醛树脂有机结合,形成立体网状结构,得到的改性酚醛树脂大大提高了本发明的耐热性能;而将改性酚醛树脂、苯二亚甲基二异氰酸酯等物料在小分子扩链剂甲基丙二醇、交联剂甘油、催化剂剂有机铋盐的作用下,迅速交联形成韧性高、阻燃性能优异的高柔韧性疏水阻燃聚氨酯;而本发明外护套采用特定比例的高柔韧性疏水阻燃聚氨酯、顺丁橡胶、聚碳酸酯为主料,使本发明外护套具有极高强度和优异的疏水阻燃性能;硫磺、促进剂M、促进剂DM配合构成的硫化体系,具有硫化平稳,压缩形变率低的特点,配合古马隆能够迅速将各主料交联,形成致密的网状结构,从而大大提高本发明的韧性,同时炭黑N220、氧化锌、海泡石、氧化铝、钛酸酯偶联剂使本发明外护套具备高韧性、高阻燃性能的同时,具有高强度、高耐磨性能的特点。
具体实施方式
下面,通过具体实施例对本发明的技术方案进行详细说明。
实施例1
本发明提出的一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯55份,顺丁橡胶36份,聚碳酸酯12份,硫磺2.4份,促进剂M 1.1份,促进剂DM 0.8份,古马隆4份,炭黑N220 25份,氧化锌4份,海泡石份5份,氧化铝6份,钛酸酯偶联剂KR-38S 2.5份,芳烃油3份,蓖麻油4份,防老剂BLE 1.2份,防老剂800-B 2.2份。
高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温,保温得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温,保温后,降温,然后加入苯酚,搅拌均匀后继续降温,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温,保温后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度,抽真空,接着升高温度,保温后,继续升高温度,熟化得到高柔韧性疏水阻燃聚氨酯。
实施例2
本发明提出的一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯58份,顺丁橡胶33份,聚碳酸酯15份,硫磺2.1份,促进剂M 1.4份,促进剂DM 0.6份,古马隆6份,炭黑N220 23份,氧化锌6份,海泡石份2份,氧化铝9份,钛酸酯偶联剂KR-38S 2.2份,芳烃油5份,蓖麻油2份,防老剂BLE 1.5份,防老剂800-B 1.8份。
其中,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温至107℃,保温1.5h得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温至125℃,保温3.5h后,降温到88℃,然后加入苯酚,搅拌均匀后继续降温至66℃,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温至87℃,保温30min后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度至66℃,抽真空,接着升高温度至87℃,保温2.5h后,继续升高温度至108℃,熟化3.4h得到高柔韧性疏水阻燃聚氨酯。
实施例3
本发明提出的一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯56-57份,顺丁橡胶34-35份,聚碳酸酯13-14份,硫磺2.2-2.3份,促进剂M 1.2-1.3份,促进剂DM 0.6-0.7份,古马隆4.5-5份,炭黑N220 23.5-24.5份,氧化锌4.5-5份,海泡石份3-4份,氧化铝7-8份,钛酸酯偶联剂KR-38S 2.3-2.4份,芳烃油3.5-4.5份,蓖麻油2.5-3.5份,防老剂BLE 1.3-1.4份,防老剂800-B 1.9-2份。
其中,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、按重量份将80份大豆油、13份三氯氧磷、8份六氟双酚A、0.04份三氯化铝,搅拌均匀后抽真空,接着升温至105℃,保温2h得到改性大豆油;
S2、按重量份将15份改性大豆油、9份双酚基丙烷、0.7份咪唑、7份腰果酚,搅拌均匀后,升温至120℃,保温4h后,降温到85℃,然后加入150份苯酚,搅拌均匀后继续降温至65℃,接着加入270份甲醛、20份三聚氰胺、14份氨水、1份三乙胺,然后升温至88℃,保温28min后,真空脱水得到改性酚醛树脂;
S3、按重量份将58份改性酚醛树脂、62份苯二亚甲基二异氰酸酯、23份甲基丙二醇、1.4份甘油、0.4份有机铋盐和丙酮混合均匀后,升高温度至65℃,抽真空,接着升高温度至88℃,保温2h后,继续升高温度至110℃,熟化3h得到高柔韧性疏水阻燃聚氨酯。
实施例4
本发明提出的一种高强度疏水阻燃聚氨酯电缆外护套,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯56-57份,顺丁橡胶34-35份,聚碳酸酯13-14份,硫磺2.2-2.3份,促进剂M 1.2-1.3份,促进剂DM 0.6-0.7份,古马隆4.5-5份,炭黑N220 23.5-24.5份,氧化锌4.5-5份,海泡石份3-4份,氧化铝7-8份,钛酸酯偶联剂KR-38S 2.3-2.4份,芳烃油3.5-4.5份,蓖麻油2.5-3.5份,防老剂BLE 1.3-1.4份,防老剂800-B 1.9-2份。
其中,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、按重量份将90份大豆油、10份三氯氧磷、10份六氟双酚A、0.02份三氯化铝,搅拌均匀后抽真空,接着升温至108℃,保温1h得到改性大豆油;
S2、按重量份将18份改性大豆油、6份双酚基丙烷、1份咪唑、4份腰果酚,搅拌均匀后,升温至130℃,保温3h后,降温到90℃,然后加入130份苯酚,搅拌均匀后继续降温至68℃,接着加入240份甲醛、25份三聚氰胺、11份氨水、2份三乙胺,然后升温至86℃,保温32min后,真空脱水得到改性酚醛树脂;
S3、按重量份将55份改性酚醛树脂、66份苯二亚甲基二异氰酸酯、20份甲基丙二醇、1.7份甘油、0.1份有机铋盐和丙酮混合均匀后,升高温度至68℃,抽真空,接着升高温度至85℃,保温3h后,继续升高温度至106℃,熟化4h得到高柔韧性疏水阻燃聚氨酯。
以上所述,仅为本发明较佳的具体实施方式,但本发明的保护范围并不局限于此,任何熟悉本技术领域的技术人员在本发明揭露的技术范围内,根据本发明的技术方案及其发明构思加以等同替换或改变,都应涵盖在本发明的保护范围之内。

Claims (6)

1.一种高强度疏水阻燃聚氨酯电缆外护套,其特征在于,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯55-58份,顺丁橡胶33-36份,聚碳酸酯12-15份,硫磺2.1-2.4份,促进剂M 1.1-1.4份,促进剂DM 0.6-0.8份,古马隆4-6份,炭黑N220 23-25份,氧化锌4-6份,海泡石份2-5份,氧化铝6-9份,钛酸酯偶联剂KR-38S 2.2-2.5份,芳烃油3-5份,蓖麻油2-4份,防老剂BLE 1.2-1.5份,防老剂800-B 1.8-2.2份。
2.根据权利要求1所述高强度疏水阻燃聚氨酯电缆外护套,其特征在于,柔韧性疏水阻燃聚氨酯、顺丁橡胶、聚碳酸酯的重量比为56-57:34-35:13-14。
3.根据权利要求1或2所述高强度疏水阻燃聚氨酯电缆外护套,其特征在于,其原料按重量份包括:高柔韧性疏水阻燃聚氨酯56-57份,顺丁橡胶34-35份,聚碳酸酯13-14份,硫磺2.2-2.3份,促进剂M 1.2-1.3份,促进剂DM 0.6-0.7份,古马隆4.5-5份,炭黑N220 23.5-24.5份,氧化锌4.5-5份,海泡石份3-4份,氧化铝7-8份,钛酸酯偶联剂KR-38S 2.3-2.4份,芳烃油3.5-4.5份,蓖麻油2.5-3.5份,防老剂BLE 1.3-1.4份,防老剂800-B 1.9-2份。
4.根据权利要求1-3任一项所述高强度疏水阻燃聚氨酯电缆外护套,其特征在于,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温,保温得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温,保温后,降温,然后加入苯酚,搅拌均匀后继续降温,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温,保温后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度,抽真空,接着升高温度,保温后,继续升高温度,熟化得到高柔韧性疏水阻燃聚氨酯。
5.根据权利要求1-4任一项所述高强度疏水阻燃聚氨酯电缆外护套,其特征在于,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、将大豆油、三氯氧磷、六氟双酚A、三氯化铝,搅拌均匀后抽真空,接着升温至105-108℃,保温1-2h得到改性大豆油;
S2、将份改性大豆油、双酚基丙烷、咪唑、腰果酚,搅拌均匀后,升温至120-130℃,保温3-4h后,降温到85-90℃,然后加入苯酚,搅拌均匀后继续降温至65-68℃,接着加入甲醛、三聚氰胺、氨水、三乙胺,然后升温至86-88℃,保温28-32min后,真空脱水得到改性酚醛树脂;
S3、将改性酚醛树脂、苯二亚甲基二异氰酸酯、甲基丙二醇、甘油、有机铋盐和丙酮混合均匀后,升高温度至65-68℃,抽真空,接着升高温度至85-88℃,保温2-3h后,继续升高温度至106-110℃,熟化3-4h得到高柔韧性疏水阻燃聚氨酯。
6.根据权利要求1-5任一项所述高强度疏水阻燃聚氨酯电缆外护套,其特征在于,高柔韧性疏水阻燃聚氨酯制备方法如下:
S1、按重量份将80-90份大豆油、10-13份三氯氧磷、8-10份六氟双酚A、0.02-0.04份三氯化铝,搅拌均匀后抽真空,接着升温至105-108℃,保温1-2h得到改性大豆油;
S2、按重量份将15-18份改性大豆油、6-9份双酚基丙烷、0.7-1份咪唑、4-7份腰果酚,搅拌均匀后,升温至120-130℃,保温3-4h后,降温到85-90℃,然后加入130-150份苯酚,搅拌均匀后继续降温至65-68℃,接着加入240-270份甲醛、20-25份三聚氰胺、11-14份氨水、1-2份三乙胺,然后升温至86-88℃,保温28-32min后,真空脱水得到改性酚醛树脂;
S3、按重量份将55-58份改性酚醛树脂、62-66份苯二亚甲基二异氰酸酯、20-23份甲基丙二醇、1.4-1.7份甘油、0.1-0.4份有机铋盐和丙酮混合均匀后,升高温度至65-68℃,抽真空,接着升高温度至85-88℃,保温2-3h后,继续升高温度至106-110℃,熟化3-4h得到高柔韧性疏水阻燃聚氨酯。
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