CN106084533A - 一种电缆用耐老化且具有优异力学性能的护套料 - Google Patents

一种电缆用耐老化且具有优异力学性能的护套料 Download PDF

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CN106084533A
CN106084533A CN201610388990.XA CN201610388990A CN106084533A CN 106084533 A CN106084533 A CN 106084533A CN 201610388990 A CN201610388990 A CN 201610388990A CN 106084533 A CN106084533 A CN 106084533A
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刘龙
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Abstract

本发明公开了一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯30‑50,聚酰亚胺10‑20,高压聚乙烯20‑40,丁腈橡胶20‑40,纳米蒙脱土10‑30,轻质碳酸钙30‑50,纳米陶土15‑30,石墨粉10‑20,改性羽毛蛋白胶黏纤维30‑60,固体古马隆1‑3,白油膏0.5‑1.2,妥尔油0.5‑1.2,2‑巯基苯并咪唑锌盐0.4‑1,1,4‑双叔丁基过氧异丙基苯0.6‑1.2,对,对′‑二异丙苯基二苯胺1.2‑2,1,2‑双[β‑(3,5‑二叔丁基‑4‑羟基苯基)丙酰]肼0.5‑1.5,N‑水杨酰氨基邻苯二酰亚胺0.5‑1.5,马来酸酐2‑5,己内酰胺0.5‑2,氧化镁0.5‑1.2,阻燃剂0.5‑1.2,磷酸三甲苯酯0.5‑1.2,防老剂AW 1‑2,稳定剂1‑2。本发明力学性能好,耐热及耐老化性能优异。

Description

一种电缆用耐老化且具有优异力学性能的护套料
技术领域
本发明涉及电缆料技术领域,尤其涉及一种电缆用耐老化且具有优异力学性能的护套料。
背景技术
电缆料属于一种复合材料,它通常是由基体树脂配以适当的填充剂组成,要求除了具有优异的力学性能外,还应该具有比较优异的耐热与耐老化性能,如果电缆料的力学性能、耐热及耐老化性能满足不了要求,将导致使用寿命会降低,甚至造成护套开裂,形成事故发生的隐患,如何能够同时提高电缆料的耐热、耐老化及力学性能,已成为本领域技术人员所亟待解决的问题。
发明内容
本发明提出了一种电缆用耐老化且具有优异力学性能的护套料,力学性能好,耐热及耐老化性能优异。
本发明提出的一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯30-50份,聚酰亚胺10-20份,高压聚乙烯20-40份,丁腈橡胶20-40份,纳米蒙脱土10-30份,轻质碳酸钙30-50份,纳米陶土15-30份,石墨粉10-20份,改性羽毛蛋白胶黏纤维30-60份,固体古马隆1-3份,白油膏0.5-1.2份,妥尔油0.5-1.2份,2-巯基苯并咪唑锌盐0.4-1份,1,4-双叔丁基过氧异丙基苯0.6-1.2份,对,对′-二异丙苯基二苯胺1.2-2份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.5-1.5份,N-水杨酰氨基邻苯二酰亚胺0.5-1.5份,马来酸酐2-5份,己内酰胺0.5-2份,氧化镁0.5-1.2份,阻燃剂0.5-1.2份,磷酸三甲苯酯0.5-1.2份,防老剂AW 1-2份,稳定剂1-2份。
优选地,改性羽毛蛋白胶黏纤维采用如下工艺制备:按重量份将20-40份羽毛蛋白、1-2份氢氧化钠、100-180份水混合搅拌20-50min,搅拌温度为50-58℃,过滤,加入5-15份纤维素磺酸酯搅拌15-30min,加入1-2份硫酸钠、20-40份浓度为5-12wt%硫酸溶液、5-15份硫酸锌、1-2份交联剂EDC混合搅拌10-30min,搅拌温度为55-65℃,过滤,洗涤,氮气保护下,加入1-3份浓度为0.1-0.15mol/L硝酸锶溶液、10-20份天然蚕丝蛋白、2-6份高岭土、0.5-1.2份防老剂、0.5-1.2份松焦油,0.5-1.2聚乙烯蜡、40-100份水混合搅拌30-60min,调节体系pH值至7.5-8.2继续搅拌20-35min,加入5-10份聚己内酯、2-6份聚三亚甲基碳酸酯、3-8份羟基磷灰石搅拌50-80min,搅拌速度为500-600r/min,搅拌温度为60-68℃,冷却,得到改性天然丝蛋白胶液。
优选地,聚氯乙烯、聚酰亚胺、高压聚乙烯、丁腈橡胶的重量比为40-44:15-18:30-34:30-35。
优选地,马来酸酐、己内酰胺的重量比为3-4.5:1-1.4。
优选地,改性羽毛蛋白胶黏纤维、固体古马隆、白油膏、妥尔油的重量比为50-55:2-2.6:0.8-1:0.6-0.8。
优选地,纳米蒙脱土、轻质碳酸钙、纳米陶土、石墨粉的重量比为14-18:40-45:20-25:14-18。
优选地,阻燃剂、磷酸三甲苯酯、防老剂AW、稳定剂的重量比为0.8-1:0.8-1:1.2-1.6:1.2-1.6。
优选地,所述的电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯40-44份,聚酰亚胺15-18份,高压聚乙烯30-34份,丁腈橡胶30-35份,纳米蒙脱土14-18份,轻质碳酸钙40-45份,纳米陶土20-25份,石墨粉14-18份,改性羽毛蛋白胶黏纤维50-55份,固体古马隆2-2.6份,白油膏0.8-1份,妥尔油0.6-0.8份,2-巯基苯并咪唑锌盐0.5-0.8份,1,4-双叔丁基过氧异丙基苯0.8-1份,对,对′-二异丙苯基二苯胺1.4-1.6份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.6-1份,N-水杨酰氨基邻苯二酰亚胺1.2-1.4份,马来酸酐3-4.5份,己内酰胺1-1.4份,氧化镁0.8-1份,阻燃剂0.8-1份,磷酸三甲苯酯0.8-1份,防老剂AW 1.2-1.6份,稳定剂1.2-1.6份。
本发明中,采用丁腈橡胶、聚氯乙烯、高压聚乙烯、聚酰亚胺、改性羽毛蛋白胶黏纤维作为基材,加入己内酰胺、马来酸酐可有效改善相互间相容性,力学性能好,耐老化性能好,耐热稳定性好,而在改性羽毛蛋白胶黏纤维中,羽毛蛋白经过处理后,蛋白质纤维中的-CO-NH-与纤维素磺酸酯中的-OH,在硫酸溶液、硫酸锌、交联剂EDC的作用下,形成网状结构,进一步加入天然蚕丝蛋白、高岭土、防老剂、磷酸三甲苯酯配合作用,形成互穿结构,而天然蚕丝蛋白的氨基残基与硝酸锶结合,而天然蚕丝蛋白含有的大量β-折叠结构,亲水基团在分子表面,不仅自身在一定条件下凝聚,且可与后续加入的聚己内酯、聚三亚甲基碳酸酯的相容性好,进一步与羟基磷灰石作用,可诱导羟基磷石灰成核并结晶生长,综合作用,制品力学性能好,耐老化性能优异,耐热稳定性好,且价格低廉,原料来源广;改性羽毛蛋白胶黏纤维与白油膏、妥尔油、固体古马隆配合作用,相互间分散性好,挤出加工性好,且改性羽毛蛋白胶黏纤维内的聚乙烯蜡可与白油膏、妥尔油、固体古马隆形成协同作用,内外兼顾,可有效促进添加的纳米陶土、纳米蒙脱土、轻质碳酸钙、石墨粉在体系内的良好分散,并在己内酰胺、马来酸酐的作用下,填充性能好,物料间可形成稳定的结合,制品力学性能及热稳定能进一步增强。
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
一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯50份,聚酰亚胺10份,高压聚乙烯40份,丁腈橡胶20份,纳米蒙脱土30份,轻质碳酸钙30份,纳米陶土30份,石墨粉10份,改性羽毛蛋白胶黏纤维60份,固体古马隆1份,白油膏1.2份,妥尔油0.5份,2-巯基苯并咪唑锌盐1份,1,4-双叔丁基过氧异丙基苯0.6份,对,对′-二异丙苯基二苯胺2份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.5份,N-水杨酰氨基邻苯二酰亚胺1.5份,马来酸酐2份,己内酰胺2份,氧化镁0.5份,阻燃剂1.2份,磷酸三甲苯酯0.5份,防老剂AW 2份,稳定剂1份。
实施例2
一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯30份,聚酰亚胺20份,高压聚乙烯20份,丁腈橡胶40份,纳米蒙脱土10份,轻质碳酸钙50份,纳米陶土15份,石墨粉20份,改性羽毛蛋白胶黏纤维30份,固体古马隆3份,白油膏0.5份,妥尔油1.2份,2-巯基苯并咪唑锌盐0.4份,1,4-双叔丁基过氧异丙基苯1.2份,对,对′-二异丙苯基二苯胺1.2份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼1.5份,N-水杨酰氨基邻苯二酰亚胺0.5份,马来酸酐5份,己内酰胺0.5份,氧化镁1.2份,阻燃剂0.5份,磷酸三甲苯酯1.2份,防老剂AW 1份,稳定剂2份。
实施例3
一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯40份,聚酰亚胺18份,高压聚乙烯30份,丁腈橡胶35份,纳米蒙脱土14份,轻质碳酸钙45份,纳米陶土20份,石墨粉18份,改性羽毛蛋白胶黏纤维50份,固体古马隆-2.6份,白油膏0.8份,妥尔油0.8份,2-巯基苯并咪唑锌盐0.5份,1,4-双叔丁基过氧异丙基苯1份,对,对′-二异丙苯基二苯胺1.4份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼1份,N-水杨酰氨基邻苯二酰亚胺1.2份,马来酸酐4.5份,己内酰胺1份,氧化镁1份,阻燃剂0.8份,磷酸三甲苯酯1份,防老剂AW 1.2份,稳定剂1.6份。
改性羽毛蛋白胶黏纤维采用如下工艺制备:按重量份将20份羽毛蛋白、2份氢氧化钠、100份水混合搅拌50min,搅拌温度为50℃,过滤,加入15份纤维素磺酸酯搅拌15min,加入2份硫酸钠、20份浓度为12wt%硫酸溶液、5份硫酸锌、2份交联剂EDC混合搅拌10min,搅拌温度为65℃,过滤,洗涤,氮气保护下,加入1份浓度为0.15mol/L硝酸锶溶液、10份天然蚕丝蛋白、6份高岭土、0.5份防老剂、1.2份松焦油,0.5聚乙烯蜡、100份水混合搅拌30min,调节体系pH值至8.2继续搅拌20min,加入10份聚己内酯、2份聚三亚甲基碳酸酯、8份羟基磷灰石搅拌50min,搅拌速度为600r/min,搅拌温度为60℃,冷却,得到改性天然丝蛋白胶液。
实施例4
一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯44份,聚酰亚胺15份,高压聚乙烯34份,丁腈橡胶30份,纳米蒙脱土18份,轻质碳酸钙40份,纳米陶土25份,石墨粉14份,改性羽毛蛋白胶黏纤维55份,固体古马隆2份,白油膏1份,妥尔油0.6份,2-巯基苯并咪唑锌盐0.8份,1,4-双叔丁基过氧异丙基苯0.8份,对,对′-二异丙苯基二苯胺1.6份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.6份,N-水杨酰氨基邻苯二酰亚胺1.4份,马来酸酐3份,己内酰胺1.4份,氧化镁0.8份,阻燃剂1份,磷酸三甲苯酯0.8份,防老剂AW 1.6份,稳定剂1.2份。
改性羽毛蛋白胶黏纤维采用如下工艺制备:按重量份将40份羽毛蛋白、1份氢氧化钠、180份水混合搅拌20min,搅拌温度为58℃,过滤,加入5份纤维素磺酸酯搅拌30min,加入1份硫酸钠、40份浓度为5wt%硫酸溶液、15份硫酸锌、1份交联剂EDC混合搅拌30min,搅拌温度为55℃,过滤,洗涤,氮气保护下,加入13份浓度为0.1mol/L硝酸锶溶液、20份天然蚕丝蛋白、2份高岭土、1.2份防老剂、0.5份松焦油、1.2聚乙烯蜡、40份水混合搅拌60min,调节体系pH值至7.5继续搅拌35min,加入5份聚己内酯、6份聚三亚甲基碳酸酯、3份羟基磷灰石搅拌80min,搅拌速度为500r/min,搅拌温度为68℃,冷却,得到改性天然丝蛋白胶液。
实施例5
一种电缆用耐老化且具有优异力学性能的护套料,其原料按重量份包括:聚氯乙烯42份,聚酰亚胺16份,高压聚乙烯32份,丁腈橡胶33份,纳米蒙脱土16份,轻质碳酸钙42份,纳米陶土23份,石墨粉16份,改性羽毛蛋白胶黏纤维53份,固体古马隆2.3份,白油膏0.9份,妥尔油0.7份,2-巯基苯并咪唑锌盐0.6份,1,4-双叔丁基过氧异丙基苯0.95份,对,对′-二异丙苯基二苯胺1.5份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.8份,N-水杨酰氨基邻苯二酰亚胺1.3份,马来酸酐4.2份,己内酰胺1.2份,氧化镁0.9份,阻燃剂0.9份,磷酸三甲苯酯0.95份,防老剂AW 1.4份,稳定剂1.4份。
改性羽毛蛋白胶黏纤维采用如下工艺制备:按重量份将32份羽毛蛋白、1.6份氢氧化钠、140份水混合搅拌42min,搅拌温度为54℃,过滤,加入12份纤维素磺酸酯搅拌24min,加入1.5份硫酸钠、32份浓度为10wt%硫酸溶液、12份硫酸锌、1.6份交联剂EDC混合搅拌22min,搅拌温度为58℃,过滤,洗涤,氮气保护下,加入2份浓度为0.12mol/L硝酸锶溶液、16份天然蚕丝蛋白、4份高岭土、0.85份防老剂、0.8份松焦油,0.85聚乙烯蜡、80份水混合搅拌35min,调节体系pH值至7.8继续搅拌28min,加入8份聚己内酯、4份聚三亚甲基碳酸酯、5份羟基磷灰石搅拌60min,搅拌速度为540r/min,搅拌温度为64℃,冷却,得到改性天然丝蛋白胶液。
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 (8)

1.一种电缆用耐老化且具有优异力学性能的护套料,其特征在于,其原料按重量份包括:聚氯乙烯30-50份,聚酰亚胺10-20份,高压聚乙烯20-40份,丁腈橡胶20-40份,纳米蒙脱土10-30份,轻质碳酸钙30-50份,纳米陶土15-30份,石墨粉10-20份,改性羽毛蛋白胶黏纤维30-60份,固体古马隆1-3份,白油膏0.5-1.2份,妥尔油0.5-1.2份,2-巯基苯并咪唑锌盐0.4-1份,1,4-双叔丁基过氧异丙基苯0.6-1.2份,对,对′-二异丙苯基二苯胺1.2-2份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.5-1.5份,N-水杨酰氨基邻苯二酰亚胺0.5-1.5份,马来酸酐2-5份,己内酰胺0.5-2份,氧化镁0.5-1.2份,阻燃剂0.5-1.2份,磷酸三甲苯酯0.5-1.2份,防老剂AW 1-2份,稳定剂1-2份。
2.根据权利要求1所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,改性羽毛蛋白胶黏纤维采用如下工艺制备:按重量份将20-40份羽毛蛋白、1-2份氢氧化钠、100-180份水混合搅拌20-50min,搅拌温度为50-58℃,过滤,加入5-15份纤维素磺酸酯搅拌15-30min,加入1-2份硫酸钠、20-40份浓度为5-12wt%硫酸溶液、5-15份硫酸锌、1-2份交联剂EDC混合搅拌10-30min,搅拌温度为55-65℃,过滤,洗涤,氮气保护下,加入1-3份浓度为0.1-0.15mol/L硝酸锶溶液、10-20份天然蚕丝蛋白、2-6份高岭土、0.5-1.2份防老剂、0.5-1.2份松焦油,0.5-1.2聚乙烯蜡、40-100份水混合搅拌30-60min,调节体系pH值至7.5-8.2继续搅拌20-35min,加入5-10份聚己内酯、2-6份聚三亚甲基碳酸酯、3-8份羟基磷灰石搅拌50-80min,搅拌速度为500-600r/min,搅拌温度为60-68℃,冷却,得到改性天然丝蛋白胶液。
3.根据权利要求1或2所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,聚氯乙烯、聚酰亚胺、高压聚乙烯、丁腈橡胶的重量比为40-44:15-18:30-34:30-35。
4.根据权利要求1-3任一项所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,马来酸酐、己内酰胺的重量比为3-4.5:1-1.4。
5.根据权利要求1-4任一项所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,改性羽毛蛋白胶黏纤维、固体古马隆、白油膏、妥尔油的重量比为50-55:2-2.6:0.8-1:0.6-0.8。
6.根据权利要求1-5任一项所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,纳米蒙脱土、轻质碳酸钙、纳米陶土、石墨粉的重量比为14-18:40-45:20-25:14-18。
7.根据权利要求1-6任一项所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,阻燃剂、磷酸三甲苯酯、防老剂AW、稳定剂的重量比为0.8-1:0.8-1:1.2-1.6:1.2-1.6。
8.根据权利要求1-7任一项所述的电缆用耐老化且具有优异力学性能的护套料,其特征在于,其原料按重量份包括:聚氯乙烯40-44份,聚酰亚胺15-18份,高压聚乙烯30-34份,丁腈橡胶30-35份,纳米蒙脱土14-18份,轻质碳酸钙40-45份,纳米陶土20-25份,石墨粉14-18份,改性羽毛蛋白胶黏纤维50-55份,固体古马隆2-2.6份,白油膏0.8-1份,妥尔油0.6-0.8份,2-巯基苯并咪唑锌盐0.5-0.8份,1,4-双叔丁基过氧异丙基苯0.8-1份,对,对′-二异丙苯基二苯胺1.4-1.6份,1,2-双[β-(3,5-二叔丁基-4-羟基苯基)丙酰]肼0.6-1份,N-水杨酰氨基邻苯二酰亚胺1.2-1.4份,马来酸酐3-4.5份,己内酰胺1-1.4份,氧化镁0.8-1份,阻燃剂0.8-1份,磷酸三甲苯酯0.8-1份,防老剂AW 1.2-1.6份,稳定剂1.2-1.6份。
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