CN112694711A - 一种无卤低烟阻燃电缆绕包带及制造工艺 - Google Patents
一种无卤低烟阻燃电缆绕包带及制造工艺 Download PDFInfo
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- 239000000779 smoke Substances 0.000 title claims abstract description 54
- 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 compound 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 title claims abstract description 32
- 239000003063 flame retardant Substances 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 37
- 239000012796 inorganic flame retardant Substances 0.000 claims abstract description 34
- 238000003756 stirring Methods 0.000 claims abstract description 30
- 239000002131 composite material Substances 0.000 claims abstract description 28
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 25
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 25
- 239000000314 lubricant Substances 0.000 claims abstract description 25
- 239000005543 nano-size silicon particle Substances 0.000 claims abstract description 25
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 25
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 23
- 239000004917 carbon fiber Substances 0.000 claims abstract description 23
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000001035 drying Methods 0.000 claims abstract description 22
- 239000004698 Polyethylene Substances 0.000 claims abstract description 21
- 150000001875 compounds Chemical class 0.000 claims abstract description 21
- 238000002791 soaking Methods 0.000 claims abstract description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims abstract description 18
- 238000002156 mixing Methods 0.000 claims abstract description 18
- 239000005011 phenolic resin Substances 0.000 claims abstract description 18
- 229920001568 phenolic resin Polymers 0.000 claims abstract description 18
- -1 polyethylene Polymers 0.000 claims abstract description 18
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- 238000010438 heat treatment Methods 0.000 claims abstract description 16
- 239000002994 raw material Substances 0.000 claims abstract description 13
- 239000004744 fabric Substances 0.000 claims abstract description 11
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- 238000005520 cutting process Methods 0.000 claims abstract description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
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- 238000012986 modification Methods 0.000 claims description 7
- 230000004048 modification Effects 0.000 claims description 7
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 6
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 claims description 6
- 239000000920 calcium hydroxide Substances 0.000 claims description 6
- 229910001861 calcium hydroxide Inorganic materials 0.000 claims description 6
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 6
- 239000000347 magnesium hydroxide Substances 0.000 claims description 6
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 5
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- ASJAQTIRTOPILI-UHFFFAOYSA-N 3-phenylprop-2-enoyl 3-[3-oxo-3-(3-phenylprop-2-enoyloxy)propyl]sulfanylpropanoate Chemical compound S(CCC(=O)OC(C=CC1=CC=CC=C1)=O)CCC(=O)OC(C=CC1=CC=CC=C1)=O ASJAQTIRTOPILI-UHFFFAOYSA-N 0.000 claims description 4
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 claims description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 3
- 235000021355 Stearic acid Nutrition 0.000 claims description 3
- BIOOACNPATUQFW-UHFFFAOYSA-N calcium;dioxido(dioxo)molybdenum Chemical compound [Ca+2].[O-][Mo]([O-])(=O)=O BIOOACNPATUQFW-UHFFFAOYSA-N 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 3
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 3
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims description 3
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- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 3
- XAEWLETZEZXLHR-UHFFFAOYSA-N zinc;dioxido(dioxo)molybdenum Chemical compound [Zn+2].[O-][Mo]([O-])(=O)=O XAEWLETZEZXLHR-UHFFFAOYSA-N 0.000 claims description 3
- CIZOAMKABVZKNK-UHFFFAOYSA-N S(CCC(=O)OC(CCCCCCCCCCCCCCCCC)=O)CCC(=O)OC(CCCCCCCCCCCCCCCCC)=O Chemical compound S(CCC(=O)OC(CCCCCCCCCCCCCCCCC)=O)CCC(=O)OC(CCCCCCCCCCCCCCCCC)=O CIZOAMKABVZKNK-UHFFFAOYSA-N 0.000 claims description 2
- CJZGTCYPCWQAJB-UHFFFAOYSA-L calcium stearate Chemical compound [Ca+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O CJZGTCYPCWQAJB-UHFFFAOYSA-L 0.000 claims description 2
- 239000008116 calcium stearate Substances 0.000 claims description 2
- 235000013539 calcium stearate Nutrition 0.000 claims description 2
- 235000019359 magnesium stearate Nutrition 0.000 claims description 2
- 229910000476 molybdenum oxide Inorganic materials 0.000 claims description 2
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 claims description 2
- 239000000377 silicon dioxide Substances 0.000 claims description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 description 5
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- ODJQKYXPKWQWNK-UHFFFAOYSA-L 3-(2-carboxylatoethylsulfanyl)propanoate Chemical compound [O-]C(=O)CCSCCC([O-])=O ODJQKYXPKWQWNK-UHFFFAOYSA-L 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
本发明公开了一种无卤低烟阻燃电缆绕包带及制造工艺,包括带体基层和复合浸料,复合浸料固定复合在带体基层上,复合浸料以重量份计,其原料组成包括:酚醛树脂100‑120份、无水乙醇150‑170、纳米二氧化硅10‑20份、聚乙烯10‑30份、相容剂10‑30份、改性无机阻燃剂30‑40份、协效剂5‑15份、消烟剂10‑20份、抗氧剂0.5‑2份、润滑剂1.5‑3份和碳纤维3‑7份,将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,得到粗制绕包带;将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
Description
技术领域
本发明涉及电缆绕包带技术领域,具体为一种无卤低烟阻燃电缆绕包带及制造工艺。
背景技术
绕包带作为电缆生产中常用的一种生产材料,在电缆中的应用极为广泛,而现有的大多数绕包带都仅仅时普通的无纺布或者玻纤布,在我国每年发生火灾几十万起,在造成巨大的人员伤亡时,也带来了巨大的经济损失,预防火灾就成了现代社会的一个重要主题,阻燃材料的研究也就越来越受到人们的重视,其中电缆电器火灾占比居高不下,普通的绕包带功能单一,在火灾中无法有效对电缆进行保护,导致电气火灾快速发展蔓延,且普通绕包带在火灾中燃烧会产生大量的烟气等影响人员疏散和安全的物质,为此我们提出一种无卤低烟阻燃电缆绕包带及制造工艺用于解决上述问题。
发明内容
本发明的目的在于提供一种无卤低烟阻燃电缆绕包带及制造工艺,以解决上述背景技术中提出的问题。
为实现上述目的,本发明提供如下技术方案:一种无卤低烟阻燃电缆绕包带,包括带体基层和复合浸料,所述复合浸料固定复合在带体基层上,所述复合浸料以重量份计,其原料组成包括:酚醛树脂100-120份、无水乙醇150-170、纳米二氧化硅10-20份、聚乙烯10-30份、相容剂10-30份、改性无机阻燃剂30-40份、协效剂5-15份、消烟剂10-20份、抗氧剂0.5-2份、润滑剂1.5-3份和碳纤维3-7份。
优选的一种实施案例,所述复合浸料以重量份计,其原料组成包括:酚醛树脂105份、无水乙醇155份、纳米二氧化硅13份、聚乙烯25份、相容剂15份、改性无机阻燃剂33份、协效剂8份、消烟剂13份、抗氧剂0.8份、润滑剂1.9份和碳纤维4份。
优选的一种实施案例,所述复合浸料以重量份计,其原料组成包括:酚醛树脂110份、无水乙醇160份、纳米二氧化硅16份、聚乙烯20份、相容剂20份、改性无机阻燃剂36份、协效剂12份、消烟剂15份、抗氧剂1.5份、润滑剂2.5份和碳纤维5份。
优选的一种实施案例,所述复合浸料以重量份计,其原料组成包括:酚醛树脂115份、无水乙醇115份、纳米二氧化硅15份、聚乙烯25份、相容剂25份、改性无机阻燃剂37份、协效剂12份、消烟剂18份、抗氧剂2份、润滑剂2.5份和碳纤维7份。
优选的一种实施案例,所述纳米二氧化硅的粒径为15-20nm,所述相容剂为乙烯-辛烯共聚物接枝马来酸酐、PE接枝马来酸酐或乙烯-醋酸乙烯共聚物接枝马来酸酐中的一种,所述协效剂为复配协效剂纳米二氧化钛/蒙脱土。
优选的一种实施案例,所述消烟剂为钼酸钙、钼酸锌、八钼酸铵和氧化钼中的一种,所述抗氧剂为双肉桂酰基硫代双丙酸脂或双硬脂酰基硫代双丙酸脂中的一种,所述润滑剂为硬脂酸、硬脂酸镁、硬脂酸锌、硬脂酸钙和石蜡中一种,所述碳纤维的长度为3-6mm。
优选的一种实施案例,所述改性无机阻燃剂为经过硅烷偶联剂表面改性、粒径为1.5-2μm的氢氧化钙、氢氧化铝和氢氧化镁中的一种或几种。
一种无卤低烟阻燃电缆绕包带的制造工艺,包括如下步骤:
S1、将无机阻燃剂加入蒸馏水中并加热分散,加入硅烷偶联剂用盐酸调节pH值至1-6,升温至70-100℃,搅拌反应5-10h,然后趁热过滤离心,用热水洗涤,干燥后得改性无机阻燃剂;
S2、将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;
S3、选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,浸泡3-10h,得到粗制绕包带;
S4、将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
优选的一种实施案例,步骤S2中,搅拌混合的搅拌速度为800-1400r/min,温度为80-100℃,搅拌时间为3-5h;步骤S4中,烘干采用的烘干机烘干温度为170-250℃。
与现有技术相比,本发明的有益效果是:
1、通过具有改性无机阻燃剂、消烟剂、纳米二氧化硅等材料的复合浸料浸泡玻纤布,并通过烘干复合,提高玻纤布的阻燃、低烟性能,且通过协效剂辅助改性无机阻燃剂,提高阻燃效果,达到防火安全的目的;
2、原材料无卤素元素,减小毒害性,通过纳米二氧化硅、润滑剂提高绕包带的光滑度,便于使用,提高性能,通过抗氧剂提高绕包带使用寿命;
3、本发明工艺简便,材料成本低廉,具有推广价值。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
实施例1
本发明提供一种技术方案:一种无卤低烟阻燃电缆绕包带,包括带体基层和复合浸料,复合浸料固定复合在带体基层上,复合浸料以重量份计,其原料组成包括:酚醛树脂105份、无水乙醇155份、纳米二氧化硅13份、聚乙烯25份、相容剂15份、改性无机阻燃剂33份、协效剂8份、消烟剂13份、抗氧剂0.8份、润滑剂1.9份和碳纤维4份。
进一步的,纳米二氧化硅的粒径为15-20nm,相容剂为乙烯-辛烯共聚物接枝马来酸酐,协效剂为复配协效剂纳米二氧化钛/蒙脱土。
进一步的,消烟剂为钼酸钙,抗氧剂为双肉桂酰基硫代双丙酸脂,润滑剂为硬脂酸锌,碳纤维的长度为3-6mm。
进一步的,改性无机阻燃剂为经过硅烷偶联剂表面改性、粒径为1.5-2μm的氢氧化铝和氢氧化镁中等质量混合物。
一种无卤低烟阻燃电缆绕包带的制造工艺,包括如下步骤:
S1、将氢氧化铝和氢氧化镁加入蒸馏水中并加热分散,加入硅烷偶联剂用盐酸调节pH值至1-6,升温至70-100℃,搅拌反应5-10h,然后趁热过滤离心,用热水洗涤,干燥后得改性无机阻燃剂;
S2、将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;
S3、选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,浸泡3-10h,得到粗制绕包带;
S4、将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
优选的一种实施案例,步骤S2中,搅拌混合的搅拌速度为800-1400r/min,温度为80-100℃,搅拌时间为3-5h;步骤S4中,烘干采用的烘干机烘干温度为170-250℃。
实施例2
本发明提供一种技术方案:一种无卤低烟阻燃电缆绕包带,包括带体基层和复合浸料,复合浸料固定复合在带体基层上,复合浸料以重量份计,其原料组成包括:酚醛树脂110份、无水乙醇160份、纳米二氧化硅16份、聚乙烯20份、相容剂20份、改性无机阻燃剂36份、协效剂12份、消烟剂15份、抗氧剂1.5份、润滑剂2.5份和碳纤维5份。
进一步的,纳米二氧化硅的粒径为15-20nm,相容剂为PE接枝马来酸酐,协效剂为复配协效剂纳米二氧化钛/蒙脱土。
进一步的,消烟剂为八钼酸铵,抗氧剂为双肉桂酰基硫代双丙酸脂,润滑剂为石蜡,碳纤维的长度为3-6mm。
进一步的,改性无机阻燃剂为经过硅烷偶联剂表面改性、粒径为1.5-2μm的氢氧化钙和氢氧化镁按质量比1∶1.5的混合物。
一种无卤低烟阻燃电缆绕包带的制造工艺,包括如下步骤:
S1、将氢氧化钙和氢氧化镁加入蒸馏水中并加热分散,加入硅烷偶联剂用盐酸调节pH值至1-6,升温至70-100℃,搅拌反应5-10h,然后趁热过滤离心,用热水洗涤,干燥后得改性无机阻燃剂;
S2、将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;
S3、选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,浸泡3-10h,得到粗制绕包带;
S4、将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
步骤S2中,搅拌混合的搅拌速度为800-1400r/min,温度为80-100℃,搅拌时间为3-5h;步骤S4中,烘干采用的烘干机烘干温度为170-250℃。
实施例3
本发明提供一种技术方案:一种无卤低烟阻燃电缆绕包带,包括带体基层和复合浸料,复合浸料固定复合在带体基层上,复合浸料以重量份计,其原料组成包括酚醛树脂115份、无水乙醇115份、纳米二氧化硅15份、聚乙烯25份、相容剂25份、改性无机阻燃剂37份、协效剂12份、消烟剂18份、抗氧剂2份、润滑剂2.5份和碳纤维7份。
进一步的,纳米二氧化硅的粒径为15-20nm,相容剂为乙烯-醋酸乙烯共聚物接枝马来酸酐,协效剂为复配协效剂纳米二氧化钛/蒙脱土。
进一步的,消烟剂为钼酸锌,抗氧剂为双硬脂酰基硫代双丙酸脂,润滑剂为硬脂酸,碳纤维的长度为3-6mm。
进一步的,改性无机阻燃剂为经过硅烷偶联剂表面改性、粒径为1.5-2μm的氢氧化钙和氢氧化铝按质量比1∶1混合。
一种无卤低烟阻燃电缆绕包带的制造工艺,包括如下步骤:
S1、将氢氧化钙和氢氧化铝加入蒸馏水中并加热分散,加入硅烷偶联剂用盐酸调节pH值至1-6,升温至70-100℃,搅拌反应5-10h,然后趁热过滤离心,用热水洗涤,干燥后得改性无机阻燃剂;
S2、将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;
S3、选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,浸泡3-10h,得到粗制绕包带;
S4、将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
步骤S2中,搅拌混合的搅拌速度为800-1400r/min,温度为80-100℃,搅拌时间为3-5h;步骤S4中,烘干采用的烘干机烘干温度为170-250℃。
本发明制备的阻燃带,其性能测试结果如下表:
综上所述,本发明通过具有改性无机阻燃剂、消烟剂、纳米二氧化硅等材料的复合浸料浸泡玻纤布,并通过烘干复合,提高玻纤布的阻燃、低烟性能,且通过协效剂辅助改性无机阻燃剂,提高阻燃效果,达到防火安全的目的,且原材料无卤素元素,减小毒害性,通过纳米二氧化硅、润滑剂提高绕包带的光滑度,便于使用,提高性能,通过抗氧剂提高绕包带使用寿命。
尽管已经示出和描述了本发明的实施例,对于本领域的普通技术人员而言,可以理解在不脱离本发明的原理和精神的情况下可以对这些实施例进行多种变化、修改、替换和变型,本发明的范围由所附权利要求及其等同物限定。
Claims (9)
1.一种无卤低烟阻燃电缆绕包带,包括带体基层和复合浸料,其特征在于:所述复合浸料固定复合在带体基层上,所述复合浸料以重量份计,其原料组成包括:酚醛树脂100-120份、无水乙醇150-170、纳米二氧化硅10-20份、聚乙烯10-30份、相容剂10-30份、改性无机阻燃剂30-40份、协效剂5-15份、消烟剂10-20份、抗氧剂0.5-2份、润滑剂1.5-3份和碳纤维3-7份。
2.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述复合浸料以重量份计,其原料组成包括:酚醛树脂105份、无水乙醇155份、纳米二氧化硅13份、聚乙烯25份、相容剂15份、改性无机阻燃剂33份、协效剂8份、消烟剂13份、抗氧剂0.8份、润滑剂1.9份和碳纤维4份。
3.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述复合浸料以重量份计,其原料组成包括:酚醛树脂110份、无水乙醇160份、纳米二氧化硅16份、聚乙烯20份、相容剂20份、改性无机阻燃剂36份、协效剂12份、消烟剂15份、抗氧剂1.5份、润滑剂2.5份和碳纤维5份。
4.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述复合浸料以重量份计,其原料组成包括:酚醛树脂115份、无水乙醇115份、纳米二氧化硅15份、聚乙烯25份、相容剂25份、改性无机阻燃剂37份、协效剂12份、消烟剂18份、抗氧剂2份、润滑剂2.5份和碳纤维7份。
5.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述纳米二氧化硅的粒径为15-20nm,所述相容剂为乙烯-辛烯共聚物接枝马来酸酐、PE接枝马来酸酐或乙烯-醋酸乙烯共聚物接枝马来酸酐中的一种,所述协效剂为复配协效剂纳米二氧化钛/蒙脱土。
6.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述消烟剂为钼酸钙、钼酸锌、八钼酸铵和氧化钼中的一种,所述抗氧剂为双肉桂酰基硫代双丙酸脂或双硬脂酰基硫代双丙酸脂中的一种,所述润滑剂为硬脂酸、硬脂酸镁、硬脂酸锌、硬脂酸钙和石蜡中一种,所述碳纤维的长度为3-6mm。
7.根据权利要求1所述的一种无卤低烟阻燃电缆绕包带,其特征在于:所述改性无机阻燃剂为经过硅烷偶联剂表面改性、粒径为1.5-2μm的氢氧化钙、氢氧化铝和氢氧化镁中的一种或几种。
8.一种无卤低烟阻燃电缆绕包带的制造工艺,其特征在于,包括如下步骤:
S1、将无机阻燃剂加入蒸馏水中并加热分散,加入硅烷偶联剂用盐酸调节pH值至1-6,升温至70-100℃,搅拌反应5-10h,然后趁热过滤离心,用热水洗涤,干燥后得改性无机阻燃剂;
S2、将酚醛树脂加入无水乙醇中,搅拌混合,在加入纳米二氧化硅、聚乙烯、相容剂、改性无机阻燃剂、协效剂、消烟剂、抗氧剂、润滑剂和碳纤维,并进行搅拌、加热混合,制得复合浸料;
S3、选择玻纤布作为带体基层,将带体基层浸泡入复合浸料,浸泡3-10h,得到粗制绕包带;
S4、将粗制绕包带烘干,并裁剪制得无卤低烟阻燃电缆绕包带。
9.根据权利要求8所述的一种无卤低烟阻燃电缆绕包带的制造工艺,其特征在于:步骤S2中,搅拌混合的搅拌速度为800-1400r/min,温度为80-100℃,搅拌时间为3-5h;步骤S4中,烘干采用的烘干机烘干温度为170-250℃。
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CN113539585A (zh) * | 2021-06-28 | 2021-10-22 | 安徽正豪电缆有限公司 | 一种柔性防火电缆生产工艺 |
CN114148043A (zh) * | 2021-11-29 | 2022-03-08 | 无锡市恒龙电缆材料有限公司 | 一种低压电缆用内垫层平面绕包带及其生产方法 |
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CN104744881A (zh) * | 2015-03-13 | 2015-07-01 | 芜湖航天特种电缆厂 | 绕包带表面附着材料及其制备方法和绕包带及其制备方法 |
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CN103980658A (zh) * | 2014-05-04 | 2014-08-13 | 南安市国高建材科技有限公司 | 一种耐高温、防火绝缘加强型电力电缆及其制造方法 |
CN104744881A (zh) * | 2015-03-13 | 2015-07-01 | 芜湖航天特种电缆厂 | 绕包带表面附着材料及其制备方法和绕包带及其制备方法 |
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CN113539585A (zh) * | 2021-06-28 | 2021-10-22 | 安徽正豪电缆有限公司 | 一种柔性防火电缆生产工艺 |
CN114148043A (zh) * | 2021-11-29 | 2022-03-08 | 无锡市恒龙电缆材料有限公司 | 一种低压电缆用内垫层平面绕包带及其生产方法 |
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