CN86101976B - 冷轧制机润滑剂 - Google Patents

冷轧制机润滑剂 Download PDF

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Publication number
CN86101976B
CN86101976B CN86101976A CN86101976A CN86101976B CN 86101976 B CN86101976 B CN 86101976B CN 86101976 A CN86101976 A CN 86101976A CN 86101976 A CN86101976 A CN 86101976A CN 86101976 B CN86101976 B CN 86101976B
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China
Prior art keywords
acid
lubricant
ether
glycol
oil
Prior art date
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Expired
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CN86101976A
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English (en)
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CN86101976A (zh
Inventor
谷川启一
藤冈裕二
桧垣恿三
藤浩之
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nippon Steel Corp
Nisshin Oil Mills Ltd
Original Assignee
Nippon Steel Corp
Nisshin Oil Mills Ltd
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Priority claimed from JP60036645A external-priority patent/JPS61215699A/ja
Priority claimed from JP60036646A external-priority patent/JPS61215700A/ja
Priority claimed from JP7478885A external-priority patent/JPH0244874B2/ja
Priority claimed from JP60074787A external-priority patent/JPS61233087A/ja
Application filed by Nippon Steel Corp, Nisshin Oil Mills Ltd filed Critical Nippon Steel Corp
Publication of CN86101976A publication Critical patent/CN86101976A/zh
Publication of CN86101976B publication Critical patent/CN86101976B/zh
Expired legal-status Critical Current

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Abstract

一种适用于钢板的冷轧机润滑剂,含有以通式(A)表示的单酯油,和/或用通式(B)表示的双酯油:R1COO-(R2-O)-R3(A)(式中R1是烷基、烯基、含有7个或更多碳原子的羟烷基或羟烯基,R2是亚烷基,R3是烷基或苯基,n是1至5的整数),R4--O(R5-O)m--R6(B)(式中每个R4或R6各自是烷基、烯基、含有5个或更多碳原子的羟烷基或羟烯基,R5是含有2至4个碳原子的亚烷基,m是1或大于1的整数)。

Description

冷轧制机润滑剂
本发明涉及一种适用于钢板或钢片的冷轧机润滑剂,更具体地说,涉及一种具有极好润滑作用和净化性能的冷轧机润滑剂。
用于冷轧制钢板或钢片的冷轧机润滑剂大致上可分类如下,一类是以含有甘油三酯结构的动物或植物油作为基油(如牛脂,猪油,棕榈油或椰子油);另一类以矿物油作为基油。随着对自然和人造资源的维护和生产率提高的新趋势,高压轧制和高速轧制会经常使用。因而越来越需要性能优良的润滑剂,如净化性能(即润滑剂涂在钢板上,退火时不用除去润滑剂。润滑剂的热分解产物不会留在钢板上,并且也不污染钢板的表面)。
以动物或植物油为主的润滑剂适用于高压轧制或高速轧制。可见,如果不除去留在冷轧制钢板上的润滑剂油而进行退火,钢板表面被润滑剂的残迹污染。这就是说,虽然具有甘油三酯结构的油的润滑性能极好,但它们的净化性能不好。
以矿物油为主的润滑剂用具有极好的净化性能,但在高压轧制或高速轧制时,不能提供令人满意的润滑性能。为了改良以矿物油为主的润滑剂的润滑性能,在yukagaku,11卷,695至706页(1973)曾提出用油质改良剂,如动物或植物油或脂肪酸(如正辛酸,月桂酸,肉豆蔻酸,硬脂酸,油酸或亚油酸),或酯(如含有三羟甲基丙烷,季戊四醇,2-乙己基醇作为醇的成分的单酯、双酯或多元醇酯)。然而,这样的油质改良剂的添加成分必须调节在一个较窄的范围内,关于这个难题,现在还没有得到满意的答案。
为了提供具有极好润滑性能和净化性能的冷轧机润滑剂,日本专利公开号56-135600或59-80498中,虽然已经提出建议,但是到目前为止还没有得到满意的结果。
本发明的一个目的是提供一种冷轧机润滑剂,用在高压轧制或高速轧制,具有极好的润滑性能和净化性能。
根据本发明,所提供的至少含有一个酯油的冷轧机润滑剂,其中至少含有一种选自通式(A)表示的单酯油:
R1COO-(R2-O)n-R3 (A)
(式中R1是烷基,烯基,含有7个或更多碳原子的羟烷基或羟烯基;R2是亚烷基;R3是烷基或苯基;n是一个1至5的整数);和
通式(B)表示的双酯油:
R4-
Figure 86101976_IMG5
-O(R5-O)m--R6 (B)
(式中每个R4或R6各自为烷基,烯基,含有5个或更多碳原子的羟烷基或羟烯基;R5是含有2至4个碳原子的亚烷基;m是1或大于1的整数)。
此外,本发明的润滑剂可含有似鳟连鳍鲑油,及其氢化衍生物和/或其水解产物(高级脂肪酸或高级醇)。
如上所述,根据本发明,冷轧机润滑剂含有一种用通式A表示的单酯油:
R1COO-(R2-O)n-R3 (A)
和/或用通式(B)表示的双酯油:
R4-
Figure 86101976_IMG7
-O(R5-O)m-
Figure 86101976_IMG8
-R6 (B)
在通式(A)中,R1是烷基,烯基,含有7个或更多碳原子的羟烷基或羟烯基。如R1的碳原子数目小于7,相应酯的润滑性就没有很大的改善。R1的碳原子数目的上限没有特定的限制。然而,考虑到原料脂肪酸的可得性,R1的碳原子数目最好是29或小于29。
R2是亚烷基,最好含有2至4个碳原子。这样的基团的实例包括亚乙基,亚丙基,异亚丙基,亚丁基和异亚丁基。
R3是烷基或苯基,当R3是烷基时,最好含有1至8个碳原子。这样的烷基的实例包括甲基,乙基,丙基,异丙基,丁基,异丁基,戊基,异戊基,己基,异己基,庚基,异庚基,辛基或异辛基。
在上述通式(A)中,n是1至5的整数。当n是6或大于6时,相应酯的分子量就太大。这样,虽然冷轧润滑性能得到改进,但降低了净化性能。
通式(A)表示的单酯油是通式(Ⅰ)所表示的脂肪酸:
R1-COOH (Ⅰ)
(式中R1含义如同上述)和通式(Ⅱ)表示的乙二醇单醚:
HO-(R2O)n-R3 (Ⅱ)
(式中R2,R3和n含义如上所述)形成的单酯产物。
通式(Ⅰ)所表示的脂肪酸的实例包括:直链脂肪酸,如辛酸、癸酸、月桂酸、肉豆蔻酸、棕榈酸、硬脂酸、花生酸、山萮酸、褐煤酸、棕榈油酸、油酸、芥酸、蓖麻酸或12-羟基硬脂酸;和支链脂肪酸,如异辛酸、异癸酸、异月桂酸、异肉豆蔻酸、异棕榈酸、异硬脂酸或异花生酸。
通式(Ⅱ)表示的乙二醇单醚实例包括乙二醇单甲醚、乙二醇单乙醚、乙二醇单丙醚、乙二醇单异丙醚、乙二醇单丁醚、乙二醇单异丁醚、乙二醇单己醚、乙二醇单苯醚、二乙二醇单甲醚、二乙二醇单乙醚、二乙二醇单丙醚、二乙二醇单异丙醚,二乙二醇单丁醚、二乙二醇单异丁醚、二乙二醇单己醚、三乙二醇单甲醚,三乙二醇单丁醚,丙二醇单甲醚、丙二醇单丙醚和二丙二醇单甲醚。
根据熟知的酯化反应用通式(Ⅰ)表示的脂肪酸和通式(Ⅱ)表示的乙二醇单醚进行反应。例如,在惰性气体如氮气流下,脂肪酸和乙二醇单醚以1.0∶1.1摩尔比,在150℃至230℃下反应。按此二种反应物质的总重量的0.05%至0.5%的量加入如硫酸或对甲苯磺酸等催化剂。此反应需3至10小时。在有机溶剂如二甲苯中,反应是很容易进行的。过量的乙二醇单醚能用作一种溶剂。
酯还能以另一种方法制备,如用酰氯的制法。因此不可将本发明理解为只限于用酯化方法。
在上述通式(B)中,R4和R6各自是烷基,烯基,含有5个或更多碳原子的羟烷基或羟烯基。当R4或R6的碳原子数目小于5时,相应的酯没有良好的润滑性能。R4或R6碳原子数目的上限不特别限定。然而,考虑到原料脂肪酸的可得性,R4或R6碳原子数目最好是29或小于29。
R5是含有2至4个碳原子的亚烷基,如亚乙基,亚丙基,异亚丙基,亚丁基或异亚丁基。
在通式(B)中,m是1或大于1的整数。如m的数值太大,润滑剂分子量就要增加,这样得不到令人满意的净化性能。此外,如得到的润滑剂变成固体,就不能单独用作冷轧机润滑剂。即使这样的固体与另一个基油混合,也得不到满意的净化性能。因此,m最好是30或小于30,尤为可取的是20或小于20。
通式(B)表示的酯油是用通式(Ⅲ)表示的脂肪酸和用通式(Ⅳ)表示的乙二醇之间形成的一种双酯产物。
R-COOH (Ⅲ)
(式中R是R4或R6
HO-(R5O)m-H (Ⅳ)
(式中R5和m如同上述)。
通式(Ⅲ)所表示的脂肪酸实例包括直链脂肪酸,如己酸,辛酸,壬酸、癸酸、月桂酸、肉豆蔻酸,棕榈酸、硬脂酸,花生酸、山萮酸、褐煤酸,棕榈油酸,油酸,芥酸,蓖麻酸或12-羟基硬脂酸;支链脂肪酸,如异辛酸,异癸酸,异月桂酸,异肉豆蔻酸,异棕榈酸,异硬脂酸和异花生酸。
通式(Ⅳ)表示的乙二醇实例包括:乙二醇,二乙二醇,聚乙二醇,丙二醇,异丙二醇,二丙二醇,二异丙二醇,聚丙二醇,聚异丙二醇,丁二醇,异丁二醇,二丁二醇,二异丁二醇,聚丁二醇和聚异丁二醇。
通式(Ⅲ)表示的脂肪酸和通式(Ⅳ)表示的乙二醇的酯化反应除了反应物的摩尔比为2∶1以外,其他的与通式(A)所表示的酯的制备条件相同。
通式(A)和(B)表示的酯类作为钢板的冷轧机润滑剂,都具有极好的润滑性能和净化性能。然而从似鳟连鳍鲑中提取出的油及其氢化衍生物和/或其水解产物可添加其中。
本发明所用的似鳟连鳍鲑是一种橙色鱼,身长30至40厘米,生活在开普敦附近的深海里,南澳大利亚和新西兰。这些鱼的正式名称为大西洋种棘胸鱼属,地中海种(mediterraneits)棘胸鱼属,克列斯替氏(gilchrist)棘胸鱼属和inter medius棘胸属鱼,用英文表示,又分别称为黑膜锯腹鲱,沙纸鱼(Sand paper fish)和橙色似鳟连鳍鲑。
从这些鱼中提取出来的油(参照下文称其为似鳟连鳍鲑油)是橙色的,含有表1所示的成分。从表1可知道,似鳟连鳍鲑油中有一种蜡酯作为主要的成分。这个蜡酯又主要由单酯组成,而单酯本身又是由醇和一个含18至24个碳原子的脂肪单烯酸组成的。
从这些成分中又可知道,似鳟连鳍鲑油不象动物或植物油,没有甘油三酯结构,但它是一种由脂肪单烯酸和醇组成的蜡酯。与常用的室温下为液态的动物和植物油比较,此油具有低倾点和极好的工作性能及热稳定性。
表1
似鳟连鳍鲑油的成分
蜡酯(单酯) 95.0(%)
甘油三酯 3.0
胆甾醇/醇 1.0
磷酯 1.0
氢化时,本文所用的似鳟连鳍鲑油没有鱼样的味,与未氢化的似鳟连鳍鲑油比较,改进了润滑和净化性能。如需要,本文所使用的似鳟连鳍鲑油可氢化。当氢化程度超过90%或更多时,所得到的润滑剂在室温将变成固体,它只能用作添加剂,而不能单独用作润滑剂。因此,当似鳟连鳍鲑油用作润滑剂时,氢化程度最好是5至89%。含有不同氢含量的似鳟连鳍鲑油组分的酸值,皂化值和碘值如下表2所示。
表2
氢化程度 酸值 皂化值 碘值
0% 0.1 110 87
20% 0.1 106 70
50% 0.1 104 34
85% 0.2 103 10
98% 0.2 100 2
当似鳟连鳍鲑油进行皂化水解或脂酶分解时,得到一个高级脂肪酸和一个高级醇。这样的高级脂肪酸或高级醇可用作润滑剂。下表3列出似鳟连鳍鲑油中的蜡酯所含的高级脂肪酸和高级醇的组成。
本发明的润滑剂的组成可含有似鳟连鳍鲑油,其氢化衍生物及其水解产物(高级脂肪酸或高级醇),以重量计算可含1至95%,最好是20%至70%。通式(A)和/或(B)表示的酯以重量计算可含1%至95%,最好是20%至70%。
通式(A)或(B)表示的酯油或其与以似鳟连鳍鲑油为主的润滑剂的混合物,即似鳟连鳍鲑油,其氢化物或其水解产物可以单独用作钢板的冷轧机润滑剂,或能加到另一种如动物油,植物油或矿物油的基油中。当加到另一种基油中时,酯油或其与以似鳟连鳍鲑油为主的润滑剂的混合物以重量计算,可按另一种基油的1%的量加入,最好是5%或大于5%,尤为可取的是另一种基油的20%或大于20%。本发明的冷轧机润滑剂除了本发明的酯油外也可含有乳化剂,脂肪酸,抗氧剂和通常润滑剂所含有的防腐剂。根据本发明,冷轧机润滑剂也可以是水乳浊液的形式。
表3
组成
碳原子数目∶双键 脂肪酸 醇
数目 (%) (%)
14∶0 1.3 1.0
16∶0 1.2 7.2
18∶0 0.4 8.2
14∶1 0.4 0.1
16∶1 11.8 0.1
18∶1 57.0 33.4
20∶1 16.5 30.8
22∶1 7.8 15.1
24∶1 痕量 4.6
实例1至10
通式(A)所表示的单酯的制备
在一个装有搅拌器、温度计、氮气通管和分水器的四颈烧瓶中,加入5摩尔的硬脂酸和6摩尔的乙二醇单丁醚。以整个加入重量的0.1%的硫酸量作为催化剂。在氮气流下,利用过量的乙二醇单丁醚作为迴流溶剂,在160℃至230℃将混合物充分搅拌,直至所计算的水量全部蒸出为止。反应需要6小时。反应后,用水洗除去催化剂,并蒸除未反应的乙二醇单丁醚。然后产物用活性粘土漂白得到黄色液体状的酯产物。产率91%,产物的酸值为0.3,皂化值为145。
使用不同类型的脂肪酸和乙二醇醚,通过相似方法制备合成酯类。得到的合成酯的性质如表A所示。(见下页)
实例11至19
通式(B)表示的双酯的制备
一个装有搅拌器、温度计、氮气通管和分水器的四颈烧瓶中,加入2.2摩尔的异辛酸和1摩尔的聚乙二醇(平均分子量:600)。以整个加入重量的0.2%的对甲苯磺酸量作为催化剂。在氮气流下,以整个加入量的5%的二甲苯的作为迴流溶剂,于160℃至230℃下,将混合物充分搅拌直至所计算的水量全部收集在分水器中。反应需要8小时。反应后,水洗反应产物以除去催化剂,在160℃和3毫米汞柱下蒸除未反应的异辛酸。产物用活性粘土漂白,得到黄色液体状酯产物。产率为88%,产物的酸值为0.2,皂化值为123。
利用不同类型的脂肪酸和乙二醇,通过相似方法制备合成酯,所得到的合成酯的性质如表B所示。(见下页)
表A
实 例 脂肪 酸 乙二醇醚 合 成 酯
R2 n R3 名 称 皂化值 酸值 参照符号
1 2 3 4 5 6 7 硬脂酸 异辛 酸 棕榈酸 硬脂酸 油 酸 12-羟基 硬脂酸 山萮酸 亚乙基 亚乙 基 异丙亚基 亚乙基 亚丁基 亚 乙 基 亚乙基 1 5 1 1 3 1 1 丁基 异辛 基 异丙基 苯 基 甲 基 丁 基 丁 基 硬脂酸-β-丁氧乙基酯 异辛酸-ω-异辛氧基五 聚乙二醇酯 棕榈酸-γ-异丙氧丙基酯 硬酯酸-β-苯氧乙基酯 油酸-ω-甲氧基三聚丁二醇酯 12-羟基硬脂酸-β-丁氧 乙基酯 山芋酸-β-丁氧乙基酯 145 93 164 137 110 133 131 0.3 0.2 0.9 0.4 0.3 1.0 0.5 A B C D E F G
(续表A)
实 例 脂肪酸 乙二醇醚 合 成 酯
R2 n R3 名 称 皂化值 酸值 参照符号
8 9 10 棕榈酸35%(重量) 硬脂酸65%(重量) 异硬脂酸* 褐煤酸 亚乙基 亚乙基 亚乙基 3 2 1 甲 基 丁 基 异丁基 棕榈酸硬脂酸-ω-甲 氧基三聚乙二醇酯 异硬脂酸-ω-丁氧基 二聚乙二醇酯 褐煤酸-β-异丁氧 基乙基酯 135 133 103 0.7 0.2 0.3 H I J
*:Emery Industries,Inc.
表B
实  例 脂肪酸 乙二醇 合成酯
R5 平均分子量 名  称 酸  值 皂化值 参照符号
11 12 13 14 15 16 17 18 19 异辛酸 月桂酸 油 酸 癸 酸 月桂酸 癸 酸 棕榈酸1* 硬脂酸1 12-羟基硬脂酸 异硬脂酸 亚乙基 亚乙基 亚乙基 亚乙基 异亚丙基 异亚丙基 异亚丙基 异亚丙基 亚丁基 600 200 600 600 700 700 1000 1200 1200 聚乙二醇 聚乙二醇 聚乙二醇 聚乙二醇 聚乙二醇 聚丙二醇 聚丙二醇 聚丙二醇 聚丙二醇 0.5 0.3 0.5 0.6 0.8 0.8 0.3 0.4 0.3 132 191 96 122 103 108 73 60 61 K L M N O P Q R S
*摩尔比
实例A
表A所示的合成酯,可单独用作冷轧机的润滑剂和热轧、酸洗钢板的退火。
冷轧制中的润滑作用和净化性能以下列方法检验。
2.30毫米厚度的热轧,酸洗钢板经三道冷轧工序,最终得到1.20毫米的厚度。脱脂之后,在预定的时间内,钢板浸入润滑剂试样的油浴中,此润滑剂用正己烷稀释成5%的浓度。然后将钢板直立放置使溶剂挥发,在钢板表面保留一层均匀的润滑剂。然后将此钢板冷轧。测量冷轧压缩量为45%时的冷轧制的负载,并评价轧制中的润滑性能。通过布德(Bowden)摩擦测试仪测量每一种润滑剂的摩擦系数(载重1公斤;温度100℃)和评价润滑剂的润滑性能。
用下列方法评价润滑剂的净化性能。使用微量注射器,将每一种润滑剂试样以相当于每平方米630毫克的量滴在冷轧制钢板上(80×100×0.8毫米)。将另一块同样大小的冷轧制钢板迭在这块钢板上。以这种方法,堆积几十块钢板以后,用一根薄钢带捆扎这堆钢板,所得到的试样用小退火炉退火。
以每分钟加热120毫升HNX气体(氢气:5%)进行退火,加热速度为每分钟升高10℃,直止600℃,使钢板在600℃保持1小时,然后自然冷却。用一条玻璃纸带贴到钢板表面来抽样测试表面的污染物,此污染物被粘到便于目测的白纸片上。就这样评价润滑剂的净化性能。
表1表示单一组分的润滑剂的轧制性能及布德(Bowden)润滑剂测试仪测量的润滑性能和冷轧的净化性能的评价结果。
实例B
根据本发明,将合成酯和乳化剂、脂肪酸及抗氧剂作为添加剂加到以矿物油或牛脂为基油的普通润滑剂中,对这样所得到的润滑剂的润滑性能和退火性能按与实例A相同方法进行评价。
乳化轧制经二道轧制工序,在3%油浓度和50℃油浴温度下,轧制一种1.2×20×200毫米材料(spcc)。测量轧制压缩量为40%时的冷轧负载来估价轧制的润滑性能。至于退火时,乳化抽样与几十块轧制钢板迭积一起,用薄钢带将其捆扎。然后在小退火炉中退火。退火条件同实例A中单一的润滑剂所要求的一样。以同样方法评价此润滑剂的净化性能。所得结果如表1所示。(见下页)
实例C
利用表(B)所示的双酯,根据与实例A和B相同的方法评价此润滑性能和净化性能。所得结果如表Ⅱ所示。(见下页)
实例D
利用表(A)的一种酯和以似鳟连鳍鲑油为主的润滑剂的混合物,根据与实例A和B相同的方法评价润滑性能和净化性能。所得结果如表Ⅲ和Ⅳ所示。
实例E
利用表B的一个双酯和以一种以似鳟连鳍鲑油为主的润滑剂的混合物,按照与实例A和B相同的方法评价润滑性能和净化性能。得到的结果如表Ⅴ和Ⅵ所示。
表Ⅰ
Figure 86101976_IMG9
表Ⅰ续
Figure 86101976_IMG10
表Ⅱ
表Ⅱ续
Figure 86101976_IMG12
表Ⅰ注:
1)抗氧剂:2.6-叔丁基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照单独使用精制牛脂和乳化的比较实例1的值,
4)布德试验(Bowden)(100℃,1公斤):20次滑动位移后的数值,
5)净化性能评价分类:◎……没有污染;○……轻微污染;△……可观察到污染;×……大量污染。
6)符号A至I表示的酯如同表A中以相同符号所表示的酯。乳剂酯浓度为50%。实际上所用的轧制液是含5%油的乳化剂。所有单位都用以重量%计算。
表Ⅰ续注:
1)抗氧剂:2.6-叔丁基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照单独使用精制牛脂和乳化的比较实例1的值,
4)布德试验(Bowden)(100℃,1公斤):20次滑动位移后的数值,
5)净化性能评价分类:◎……无污染;○……轻微污染;△……可观察到污染;×……大量污染。
6)符号A至I表示的酯如同表A中以相同符号所表示的酯。乳剂酯浓度为5%。实际上所用的轧制液是含5%油的乳化剂。所有单位都用以重量计算的百分数。
表Ⅱ注:
*:轧制润滑剂组成:以重量%计算。
1)抗氧剂:2.6-叔丁基-4-甲基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照单独使用精制牛脂和乳化的比较实例1的值,
4)布德试验(Bowden)(100℃,1公斤):20次滑动位移后的数值,
5)净化性能评价分类:◎……无污染;○……轻微污染;△……可观察到污染;×……大量污染。
6)合成酯(K-Q)含量是45%。实际上,乳化剂含有5%的油。
表Ⅱ续注:
*:轧制润滑剂组成:以重量%计,
1)抗氧剂:2.6-叔丁基-4-甲基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照单独使用精制牛脂和乳化的比较实例1的值,
4)布德试验(Bowden)(100℃,1公斤):20次滑动位移后的数值,
5)净化性能评价分类:◎……无污染;○……轻微污染;△……可观察到污染;×……大量污染。
6)合成酯(K-Q)含量是45%。实际上,乳化剂含有5%的油。
表Ⅲ
表Ⅲ(续)
Figure 86101976_IMG14
表Ⅳ
表Ⅴ
Figure 86101976_IMG16
表Ⅴ(续)
Figure 86101976_IMG17
表Ⅵ
Figure 86101976_IMG18
表Ⅱ注:
*1:氢含量0%
*2:氢含量20%
*3:氢含量40%
*4:氢含量80%
**:似鳟连鳍鲑油的水解产物(表4的组成)
1)轧制负载比:参照精制牛脂值,
2)布德(Bowden)试验(100℃,1公斤):20次滑动位移后的数值,
3)轧制净化性能评价分类:◎……无污染;○……轻微污染;△……可观察的污染;×……大量污染,
4)符号C,D和H表示的酯如同表A以相同符号所表示的酯。酯浓度是40%。
表Ⅳ注:
*1:氢含量20%
*2:氢含量50%
*3:氢含量85%
1)抗氧剂:2,6-叔丁基-4-甲基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照比较例1的值,
4)净化性能评价分类:◎……无污染;○……轻微污染;△……可观察的污染。
5)符号A至I表示的酯如同表A以相同符号所表示的酯,乳化剂的酯浓度是40%。实际上所用的轧制液是含有5%油的乳化剂。所有单位是以重量%计。
*轧制润滑组成:单位以重量%计。
表Ⅴ注:
*1:氢含量0%
*2:氢含量20%
*3:氢含量40%
*4:氢含量80%
**:似鳟连鳍鲑油的水解产物。
1):轧制负载比:参照精制牛脂的数值,
2):布德(Bowden)试验(100℃,1公斤):20次滑动位移后的数值,
3):轧制净化性能评价分类:◎……无污染;○……轻微污染;△……可观察到污染;×……大量污染。
4):合成酯的含量是40%(K,N,Q)。
表Ⅵ注:
*1:氢含量20%
*2:氢含量50%
*3:氢含量85%
1)抗氧剂:2,6-叔丁基-4-甲基苯酚,
2)乳化剂:聚氧乙烯烷基苯基醚(HLB11.7),
3)轧制负载比:参照比较例1的值,
4)净化性能评价分类:◎……无污染;○……轻微污染;△……可观察到污染。
5)合成酯(L至S)的含量是40%。
*轧制润滑剂组成:单位以重量%计。
总之,根据本发明的冷轧机润滑剂具有极好的润滑性能和净化性能。润滑剂适用于钢板的高压轧制和高速轧制。在钢板退火前,即便涂在钢板上的润滑剂油不清除,钢板表面也不会污染。为此,用本发明的冷轧机润滑剂润滑的冷轧钢板的制造方法和不用除去涂在钢板上的润滑剂就可进行退火的方法也是属于本发明范围内的。

Claims (30)

1、用於钢板的一种冷轧机润滑剂,其特征在于至少含有一种脂油它选自由通式(A)表示的单酯油类和由通式(B)表示的双酯油:
R1COO-(R2-O)n-R3 (A)
(式中R1是一个烷基,烯基,含有7个或更多碳原子的羟烷基或羟烯基;R2是亚烷基;R3是烷基或苯基;n是1至5的一个整数);和
R4--O(R5-O)m-
Figure 86101976_IMG4
-R6 (B)
(式中每一个R4或R6各自是烷基,烯基,含有5个或更多碳原子的羟烷基或羟烯基;R5是含有2至4个碳原子的亚烷基;m是1或大於1的整数)。
2、根据权利要求1,此润滑剂特征在於R1最多可含有29个碳原子。
3、根据权利要求1,此润滑剂特征在於R2含有2至4个碳原子。
4、根据权利要求1,此润滑剂特征在於单酯油是由通式(Ⅰ)表示的脂肪酸。
R1-CooH (Ⅰ)
(式中R1的含义如上所述)和一个由通式(Ⅱ)表示的乙二醇单醚之间的反应产物
HO-(R2O)n-R3 (Ⅱ)
(式中R2,R3n如上所述)。
5、根据权利要求4的润滑剂,其特征在於由通式(Ⅰ)表示的脂肪酸至少是选自於下列脂肪酸中的一个,即辛酸、癸酸、月桂酸、肉豆蔻酸、棕榈酸、硬脂酸、花生酸、山萮酸、褐煤酸、棕榈油酸、油酸、芥酸、蓖麻油酸、12-羟基硬脂酸、异辛酸、异癸酸、异月桂酸、异肉豆蔻酸、异棕榈酸、异硬脂酸和异花生酸。
6、根据权利要求5的润滑剂,其特征在於由通式(Ⅱ)表示的乙二醇单醚至少是选自於下列醇中的一个,即乙二醇单甲醚、乙二醇单乙醚、乙二醇单丙醚、乙二醇单异丙醚、乙二醇单丁醚、乙二醇单异丁醚,乙二醇单己醚、乙二醇单苯醚、二乙二醇单甲醚,二乙二醇单乙醚、二乙二醇单丙醚、二乙二醇单异丙醚、二乙二醇单丁醚、二乙二醇单异丁醚、二乙二醇单己醚、三乙二醇单甲醚、三乙二醇单丁醚、丙二醇单甲醚,丙二醇单丙醚和二丙二醇单甲醚。
7、根据权利要求6的润滑剂,其特征在於R4或R6最多含有29个碳原子。
8、根据权利要求1的润滑剂,其特征在於m是1至30。
9、根据权利要求1,此润滑剂特征在於m是1至20。
10、根据权利要求1的润滑剂,其特征在於双酯油是由通式(Ⅲ)表示的脂肪酸和通式(Ⅳ)表示的乙二醇之间的一个双酯产物:
R-CooH (Ⅲ)
(式中R是R4或R8
HO-(R5O)m-H (Ⅳ)
(式中R5和m的含义如同上述)。
11、根据权利要求10的润滑剂,其特征在于由通式(Ⅲ)表示的脂肪酸至少是选自於下列脂肪酸中的一个,即己酸、辛酸、壬酸、癸酸、月桂酸、肉豆蔻酸、棕榈酸、硬脂酸、花生酸、山萮酸、褐煤酸、棕榈油酸、油酸、芥酸、蓖麻酸、12-羟基硬脂酸、异辛酸、异癸酸、异月桂酸、异肉豆蔻酸、异棕榈酸、异硬脂酸和异花生酸。
12、根据权利要求11的润滑剂,其特征在於通式(Ⅳ)表示的乙二醇至少是选自於下列乙二醇类中的一个,即乙二醇、二乙二醇、聚乙二醇、丙二醇、异丙二醇、二丙二醇、二异丙二醇、聚丙二醇、聚异丙二醇、丁二醇、异丁二醇、二丁二醇、二异丁二醇、聚丁二醇和聚异丁二醇。
13、根据权利要求1的润滑剂,其特征还在于至少含有一种选自由似鳟连鳍鲑提取的似鳟连鳍鲑油、其氢化衍生物和其水解产物的以似鳟连鳍鲑油为主的润滑剂。
14、根据权利要求13的润滑剂,其特征在于以似鳟连鳍鲑油为主的润滑剂,其重量含量为1至95%。
15、根据权利要求14,此润滑剂特征在于以似鳟连鳍鲑油为主的润滑剂是其氢化衍生物。
16、根据权利要求14,此润滑剂特征在于此氢化衍生物的氢化程度为5至89%。
17、冷轧制钢板的制造方法,其特征在于包括:
用根据权利要求1或13的润滑剂润滑钢板的冷轧制;和涂有润滑剂钢板的退火。
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BR8600829A (pt) 1986-11-11
DE3672268D1 (de) 1990-08-02
KR900000875B1 (ko) 1990-02-17
KR860006533A (ko) 1986-09-11
EP0193870B1 (en) 1990-06-27
EP0193870A3 (en) 1987-01-21
US4891161A (en) 1990-01-02
EP0193870A2 (en) 1986-09-10

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