CN110283646A - 高粘连性钢丝绳润滑脂 - Google Patents

高粘连性钢丝绳润滑脂 Download PDF

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CN110283646A
CN110283646A CN201910522723.0A CN201910522723A CN110283646A CN 110283646 A CN110283646 A CN 110283646A CN 201910522723 A CN201910522723 A CN 201910522723A CN 110283646 A CN110283646 A CN 110283646A
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oil
high adhesive
microwax
adhesive wire
warming
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耿飞
张旭超
蔡梦莹
陈文友
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左晓兵
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Changshu Institute of Technology
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Abstract

本发明公开了一种高粘连性钢丝绳润滑脂,按重量百分数计,包括如下组分:第一基础油21.5‑30、第二基础油2.57‑7.72、微晶蜡10‑20、合成蜡20‑30、增粘剂13‑25、超高碱值合成磺酸钙2‑6、醋酸0.07‑0.21、12‑羟基硬脂酸0.18‑0.56、硼酸0.09‑0.27、氢氧化钙0.08‑0.24、附着力促进剂5‑10。本发明在烃基润滑脂中加入少量的复合磺酸钙基脂,同时将石油树脂、环氧树脂、松香树脂等作为附着力促进剂,制成特定稠度的半流体钢丝绳润滑脂,大大提高了产品的滴点、粘连性、防水防腐性、抗磨性等防护性能。

Description

高粘连性钢丝绳润滑脂
技术领域
本发明涉及一种高粘连性钢丝绳润滑脂,属于润滑技术领域。
背景技术
钢丝绳的强度高、自重轻、工作平稳、不易骤然整根折断,工作可靠,在国民经济中发挥着巨大的作用。钢丝绳工作时,同时受到压力、拉力、扭力、剪力、摩擦力及疲劳应力等作用,而且用于船舶上的钢丝绳,处于湿度很大的环境中,加上海水和江水的飞溅,钢丝受海水、江水及湿气的侵蚀,空气中的氧气和水分渗透过金属表面的防护层,引起钢丝表面氧化即锈蚀,致使钢丝绳的使用性能及寿命大大降低。所用即便在钢丝绳出厂时添加钢丝绳润滑脂进行密封储存运输后,到达施工工地上还需对钢丝绳的表面进行涂抹钢丝绳润滑脂进行润滑和防护。
因为使用工地对钢丝绳涂抹条件有限,烃基型的钢丝绳润滑脂的NLGI为6,质地比较硬,不好直接涂抹,所以大多数使用场地会用稍软的锂基润滑脂代替烃基润滑脂,方便涂抹。但是对于钢丝绳来说,烃基润滑脂的防护效果是优于锂基润滑脂的,更重要的是锂基润滑脂比较软,它与钢丝绳的粘连性比较差。每次涂抹后,钢丝绳工作会因摩擦而易掉落,使用周期短,需要短期内就检修反复涂抹,不便于工作。根据以上状况,本发明制造出一款高粘连性的钢丝绳润滑脂,高低温性能好,防水防腐、耐磨,粘附性强,使用周期长。
发明内容
本发明的目的是提供一种高粘连性钢丝绳润滑脂。
实现本发明目的的技术方案是:一种高粘连性钢丝绳润滑脂,按重量百分数计,包括如下组分:第一基础油21.5-30、第二基础油2.57-7.72、微晶蜡10-20、合成蜡20-30、增粘剂13-25、超高碱值合成磺酸钙2-6、醋酸0.07-0.21、12-羟基硬脂酸0.18-0.56、硼酸 0.09-0.27、氢氧化钙0.08-0.24、附着力促进剂5-10。
进一步的,第一基础油为抽出油和橡胶油中任意一种,抽出油的主要成分是多环芳烃,其100℃的运动粘度在15-40mm2/s,其中优选100℃的运动粘度在25-35 mm2/s的抽出油;橡胶油的主要成分有石蜡基、环烷基、芳烃基三种,其100℃的运动粘度在15-40mm2/s,其中优选100℃的运动粘度在25-35 mm2/s的橡胶油。
进一步的,第二基础油为PAO40、G250N和150BS中任意一种。
进一步的,微晶蜡包括75#微晶蜡、80#微晶蜡、87#微晶蜡,优选80#微晶蜡。
进一步的,合成蜡包括费托蜡、沙索蜡、聚乙烯蜡,优选95#费托蜡,或熔点为110℃以上的聚乙烯蜡及其混合。
进一步的,增粘剂选自氢化异戊二烯乙烯丙烯共聚物、乙丙共聚物、聚异丁烯和聚丙烯酸酯、聚氨脂、聚醋酸乙烯等,优选聚异丁烯、氢化异戊二烯乙烯丙烯共聚物一种或混合。
进一步的,附着力促进剂选自石油树脂、环氧树脂、松香树脂、萜烯树脂一种或组合。
与现有技术相比,本发明的优点是:
(1)本发明在烃基润滑脂中加入少量的复合磺酸钙基脂,同时将石油树脂、环氧树脂、松香树脂等作为附着力促进剂,制成特定稠度的半流体钢丝绳润滑脂,大大提高了产品的滴点、粘连性、防水防腐性、抗磨性等防护性能。
(2)本发明的钢丝绳润滑脂的渗透式涂敷时,长时间150℃高温下不分油,且长时间高温作用后,仍能保持高温不流淌,低温不脆裂,不含挥发性溶剂,便于涂敷,使用周期长。
具体实施方式
本发明所述的高粘连性钢丝绳润滑脂的制备工艺,包括如下步骤:
1.将超高碱值磺酸钙(T106D)加入2-6%第二基础油中,0.07-0.21%醋酸和水混合加入,恒温反应1-3小时;
2.升温至95℃,依次加入0.18-0.56%十二羟基硬脂酸、0.08-0.24%氢氧化钙、0.09-0.27%硼酸恒温反应90分钟;
3.升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;
4.加入0.57-1.72%第二基础油反应30分钟;升温至240℃左右,反应15分钟;
5.冷却到120℃,将21.5-30%第一基础油和13-25%增粘剂、5-10%附着力促进剂、10-20%微晶蜡、20-30%合成蜡混合加入;
6.升温至140℃,搅拌1小时,冷却,装样。
实施例1:
其原料的重量百分比是:超高碱值磺酸钙3.2%, 醋酸 0.11%,12-羟基硬脂酸 0.29%,硼酸 0.15%,氢氧化钙 0.13%,150BS 4.12%,80#微晶蜡16.2%,聚乙烯蜡20.8%,抽出油30%,聚异丁烯 15%、石油树脂5%,环氧树脂5% 。
加入3.2%150BS,3.2%超高碱值磺酸钙,0.11%醋酸和水混合,80℃下恒温反应2h;升温至95℃,依次加入0.29%十二羟基硬脂酸,0.13%氢氧化钙,0.15%硼酸恒温反应90min;升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;继续加入0.92%150BS反应30min;升温至240℃左右,恒温反应3h;冷却到120℃,将30%橡胶油和聚异丁烯 15%,石油树脂5%、环氧树脂5%,80#微晶蜡16.2%,聚乙烯蜡20.8%,混合加入,升温至140℃,搅拌1h;冷却,装样。
实施例2:
其原料的重量百分比是:超高碱值磺酸钙4.81%, 醋酸 0.16%,12-羟基硬脂酸 0.44%,硼酸 0.22% ,氢氧化钙 0.19%,G250N 6.18%,80#微晶蜡17%,95#费托蜡12%,聚乙烯蜡11%,橡胶油21.5%,聚异丁烯 10.5%,氢化异戊二烯乙烯丙烯共聚物11%、萜烯树脂5%。
加入4.81%G250N,4.81%超高碱值磺酸钙,0.16%醋酸和水混合,80℃下恒温反应2h;升温至95℃,依次加入0.44%十二羟基硬脂酸,0.19%氢氧化钙,0.22%硼酸恒温反应90min;升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;加入1.37% G250N反应30min;升温至240℃左右,恒温反应3h;冷却到120℃,将80#微晶蜡17%,95#费托蜡12%,聚乙烯蜡11%,橡胶油21.5%,聚异丁烯 10.5%,氢化异戊二烯乙烯丙烯共聚物11%,萜烯树脂5%,混合加入,升温至140℃,搅拌1h;冷却,装样。
实施例3:
其原料的重量百分比是:超高碱值磺酸钙4%, 醋酸 0.14%,12-羟基硬脂酸 0.36%,硼酸 0.18%,氢氧化钙 0.16%,PAO 5.15%,80#微晶蜡15.5%,95#费托蜡13.1%,聚乙烯蜡11.3%,抽出油27.61%,聚异丁烯 9.8%,氢化异戊二烯乙烯丙烯共聚物4.7%、环氧树脂8%。
加入4% PAO40,4%超高碱值磺酸钙,0.14%醋酸和水混合,80℃下恒温反应2h;升温至95℃,依次加入0.36%十二羟基硬脂酸,0.16%氢氧化钙,0.18%硼酸恒温反应90min;升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;加入1.15% PAO40反应30min;升温至240℃左右,恒温反应3h;冷却到120℃,将80#微晶蜡15.5%,95#费托蜡13.1%,聚乙烯蜡11.3%,抽出油27.61%, 聚异丁烯 9.8%,氢化异戊二烯乙烯丙烯共聚物4.7%,环氧树脂8% ,混合加入,升温至140℃,搅拌1h;冷却,装样。
实施例4:
其原料的重量百分比是:超高碱值磺酸钙2%,醋酸 0.07%,12-羟基硬脂酸 0.18%,硼酸0.09%,氢氧化钙 0.08%,PAO 2.57%,80#微晶蜡20%,95#费托蜡12%,聚乙烯蜡18%,抽出油25.01%,聚异丁烯 8%,氢化异戊二烯乙烯丙烯共聚物5%,松香树脂7%。
加入2% PAO40,2%超高碱值磺酸钙,0.07%醋酸和水混合,80℃下恒温反应2h;升温至95℃,依次加入0.18%十二羟基硬脂酸,0.08%氢氧化钙,0.09%硼酸恒温反应90min;升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;加入0.57% PAO40反应30min;升温至240℃左右,恒温反应3h;冷却到120℃,将80#微晶蜡20%,95#费托蜡12%,聚乙烯蜡18%,抽出油25.01%, 聚异丁烯 8%,氢化异戊二烯乙烯丙烯共聚物5%、松香树脂7%,混合加入,升温至140℃,搅拌1h;冷却,装样。
实施例5:
其原料的重量百分比是:超高碱值磺酸钙6%,醋酸 0.21%,12-羟基硬脂酸 0.56%,硼酸0.27%,氢氧化钙 0.24%,PAO 7.72%,80#微晶蜡10%,95#费托蜡10%,聚乙烯蜡10%,橡胶油25%,聚异丁烯15%,氢化异戊二烯乙烯丙烯共聚物10%,环氧树脂5%。
加入6% PAO40,6%超高碱值磺酸钙,0.21%醋酸和水混合,80℃下恒温反应2h;升温至95℃,依次加入0.56%十二羟基硬脂酸,0.24%氢氧化钙,0.27%硼酸恒温反应90min;升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;加入1.72% PAO40反应30min;升温至240℃左右,恒温反应3h;冷却到120℃,将80#微晶蜡10%,95#费托蜡10%,聚乙烯蜡10%,橡胶油25%,聚异丁烯15%,氢化异戊二烯乙烯丙烯共聚物10%、环氧树脂5%,混合加入,升温至140℃,搅拌1h;冷却,装样。
对比例:80#微晶蜡10%,聚乙烯蜡25%,橡胶油33%,聚异丁烯 32%。
技术指标 实例一 实例二 实例三 实例四 实例五 对比例 试验方法
外观 黄色均匀油膏 黄色均匀油膏 黄色均匀油膏 黄色均匀油膏 黄色均匀油膏 黄色均匀油膏 目测
滴点/℃ 98 104 107 102 108 78 GB/T4929
未工作锥入度/(1/10mm) 105 95 97 111 107 122 GB/T269
腐蚀(45#钢片,T<sub>3</sub>铜片,100℃,3h) 合格 合格 合格 合格 合格 合格 SH/T033
水分(质量分数/%) 痕迹 痕迹 痕迹 痕迹 痕迹 痕迹 GB/T260
滑落试验(60℃,1h) 合格 合格 合格 合格 合格 合格 SH/T0387-2014
滑落试验(80℃,3h) 合格 合格 合格 合格 合格 不合格
低温性能(-30℃,30min) 合格 合格 合格 合格 合格 合格 SH/T0387-2014
低温性能(-40℃,30min) 合格 合格 合格 合格 合格 不合格
盐雾试验(45号钢,7d)/级 A A A A A B SH/T0081

Claims (10)

1.一种高粘连性钢丝绳润滑脂,其特征在于,按重量百分数计,包括如下组分:第一基础油21.5-30、第二基础油2.57-7.72、微晶蜡10-20、合成蜡20-30、增粘剂13-25、超高碱值合成磺酸钙2-6、醋酸0.07-0.21、12-羟基硬脂酸0.18-0.56、硼酸 0.09-0.27、氢氧化钙0.08-0.24、附着力促进剂5-10。
2.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,第一基础油为抽出油和橡胶油中任意一种。
3. 如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,第一基础油为100℃的运动粘度在25-35 mm2/s的抽出油。
4. 如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,第一基础油为100℃的运动粘度在25-35 mm2/s的橡胶油。
5.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,第二基础油为PAO40、G250N和150BS中任意一种。
6.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,微晶蜡包括75#微晶蜡、80#微晶蜡、87#微晶蜡,优选80#微晶蜡。
7.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,合成蜡选自费托蜡、沙索蜡、聚乙烯蜡中一种或几种,优选95#费托蜡和熔点为110℃以上的聚乙烯蜡中的一种或其混合。
8.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,增粘剂选自氢化异戊二烯乙烯丙烯共聚物、乙丙共聚物、聚异丁烯和聚丙烯酸酯、聚氨脂、聚醋酸乙烯中任意一种或几种,优选聚异丁烯、氢化异戊二烯乙烯丙烯共聚物一种或混合。
9.如权利要求1所述的高粘连性钢丝绳润滑脂,其特征在于,附着力促进剂选自石油树脂、环氧树脂、松香树脂、萜烯树脂一种或组合。
10.高粘连性钢丝绳润滑脂的制备工艺,其特征在于,包括如下步骤:
(1)将超高碱值磺酸钙加入2-6%第二基础油中,0.07-0.21%醋酸和水混合加入,恒温反应1-3小时;
(2)升温至95℃,依次加入0.18-0.56%十二羟基硬脂酸、0.08-0.24%氢氧化钙、0.09-0.27%硼酸恒温反应90分钟;
(3)升温至108℃,脱水反应3h,升温至140℃,再恒温反应3h;
(4)加入0.57-1.72%第二基础油反应30分钟;升温至240℃左右,反应15分钟;
(5)冷却到120℃,将21.5-30%第一基础油和13-25%增粘剂、5-10%附着力促进剂、10-20%微晶蜡、20-30%合成蜡混合加入;
(6)升温至140℃,搅拌1小时,冷却,装样。
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