CN1226919A - 九氟甲氧基丁烷组合物 - Google Patents
九氟甲氧基丁烷组合物 Download PDFInfo
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Abstract
本发明涉及九氟甲氧基丁烷和环戊烷,九氟甲氧基丁烷和环己烷,九氟甲氧基丁烷、环戊烷和丙酮,九氟甲氧基丁烷、环己烷和丙酮,九氟甲氧基丁烷、反-l,2-二氯乙烯和环戊烷,以及九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇的组合物。这些组合物可用作清洗剂、排代干操剂、制冷剂、传热介质、聚烯烃和聚氨酯的膨胀剂、气溶胶推进剂、气体电介质、灭火剂、动力循环工作流体、聚合介质、粒子清除流体、载流体、以及磨光研磨剂。
Description
发明的领域
本发明涉及包含九氟甲氧基丁烷的组合物。这些组合物包括:九氟甲氧基丁烷和环戊烷,九氟甲氧基丁烷和环己烷,九氟甲氧基丁烷、环戊烷和丙酮,九氟甲氧基丁烷、环己烷和丙酮,九氟甲氧基丁烷、反-1,2-二氯乙烯和环戊烷,九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇。这些组合物可用作清洗剂、刷涂用溶剂、排代干燥剂、制冷剂、传热介质、聚烯烃和聚氨酯的膨胀剂、气溶胶推进剂、气体电介质、动力循环工作流体(power cycle working fluids)、灭火剂、聚合介质、粒子清除流体、载流体、以及磨光研磨剂(buffing abrasiveagents)。
发明的背景
氟化烃有许多用途,如用作清洗剂或制冷剂。这样的化合物包括三氯氟甲烷(CFC-11)和1,1,2-三氯-1,2,2-三氟乙烷(CFC-113)。
近年来,已经指出某些氟化烃化合物排放至大气中会对平流层中臭氧层产生不利的影响。虽然,该提议尚未完全确立,但是在国际协议中倾向于控制使用和生产某些氯氟烃(CFCs)和氢氯氟烃(HCFCs)。
因此,需要研制比已有化合物损耗臭氧低的,且可应用作清洗剂和制冷剂的新型化合物。
在制冷应用中,制冷剂经常在使用过程中通过轴封、软管连接处、焊接处和断裂的管道泄漏流失。此外,制冷剂也可在制冷设备的维护过程中排放至大气中。如果制冷剂不是纯的成分,或者共沸的或似共沸的组合物,该制冷剂组合物从制冷设备中泄漏或排放至大气中时会发生变化,从而使制冷剂变成易燃物或使制冷效果下降。
因此,如有可能,期望使用单一的化合物,或者一种以上化合物的共沸或似共沸的组合物作为制冷剂。
另外也期望寻找CFCs和HCFCs的替代物,用于清洗剂或清洗溶剂,如电子电路板的清洗剂。电子元件焊接到电路板上,是通过用助熔剂涂布有完整电路的板面,然后将涂布助熔剂的板置于预热器上后再熔解焊料进行焊接的。助熔剂清洗了导电的金属部分,提高了焊剂的熔解,同时,在电路板上留下了残留物,必须用清洗剂除去。氟化烃也可用作蒸发脱脂操作中的清洗剂和刷涂用清洗溶剂。
优选的清洗剂应具有低沸点、不易燃性、低毒性、及高溶解力的特点,这样助焊剂及其残留物可在不损坏清洗物的条件下被除去。此外,也要求含氟化烃的清洗剂是共沸的或似共沸的,这样可避免它们因沸腾或蒸发而分离。如果清洗剂不是共沸的或似共沸的,清洗剂中的易挥发的成分将先蒸发,清洗剂变得易燃,且其溶解性能也变得不符合要求,如使得树脂助焊剂的溶解性低和对电子元件的清洗效果差。在蒸发脱脂操作中也要求共沸的特性,因为清洗剂一般经重新蒸馏,再用于最后的漂洗工序。替代物也可用作刷涂用溶剂。
CFCs和HCFCs的替代物与例如氯化烃如1,1,1-三氯乙烷或三氯乙烯混用时,也可用作:闭孔的聚氨酯、酚醛和热塑性的泡沫塑料制造工艺中的起泡剂;气溶胶推进剂,传热介质;气体电介质;灭火剂;动力循环工作流体(如用于热泵);聚合反应的惰性介质;金属表面的粒子清除流体;载流体(如用来将润滑剂薄膜置于金属零件上),磨光研磨剂(用于去除抛光表面,如金属表面上的研磨组合物);排代干燥剂(如去除珠宝或金属零件上的水分);传统电路制造工艺中的抗蚀显影剂,包括含氯型显影剂;或光刻胶的剥离剂。
因此,已经发现含九氟甲氧基丁烷的组合物损耗臭氧低,适于用作制冷剂、起泡剂、清洗剂、导热介质等。
本发明的概述
本发明涉及下面的二元组合物:第一组分九氟甲氧基丁烷和第二组分(选自环戊烷和环己烷)。
本发明也涉及下面的三元组合物:第一组分九氟甲氧基丁烷、第二组分(选自环戊烷或环己烷)和第三组分丙酮。
本发明也涉及下面的三元组合物:第一组分九氟甲氧基丁烷、第二组分反-1,2-二氯乙烯(反-1,2-DCE)和第三组分环戊烷。
本发明也涉及下面的四元组合物:第一组分九氟甲氧基丁烷、第二组分反-1,2-DCE、第三组分环戊烷和第四组分甲醇。
这些组合物可用作清洗剂、排代干燥剂、制冷剂、刷涂用溶剂、聚烯烃和聚氨酯的膨胀剂、气溶胶推进剂、传热介质、气体电介质、动力循环工作流体、聚合介质、粒子清除流体、灭火剂、载流体、以及磨光研磨剂。
此外,本发明还涉及共沸的或似共沸的组合物的发现,组合物包含有效量的这些组分,从而形成共沸的或似共沸的组合物。
本发明的详细说明
本发明涉及九氟甲氧基丁烷(C4F9OCH3)与环戊烷或环己烷的二元组合物的发现。
本发明涉及九氟甲氧基丁烷、环戊烷及丙酮,或九氟甲氧基丁烷、环己烷及丙酮,或九氟甲氧基丁烷、反-1,2-二氯乙烯及丙酮的三元组合物的发现。
本发明涉及九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷及甲醇的四元组合物的发现。
上述组合物中,1%-99重量%含量的每种组分可用作清洗剂、排代干燥剂、制冷剂、聚烯烃和聚氨酯的膨胀剂、气溶胶推进剂、传热介质、气体电介质、灭火剂、动力循环工作流体、聚合介质、粒子清除流体、载流体、以及磨光研磨剂。
本发明还涉及有效量的九氟甲氧基丁烷和环戊烷;九氟甲氧基丁烷和环己烷;九氟甲氧基丁烷、环戊烷和丙酮;九氟甲氧基丁烷、环己烷和丙酮,九氟甲氧基丁烷、反-1,2-二氯乙烯和环戊烷,或九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇形成共沸的或似共沸的组合物。
本发明的九氟甲氧基丁烷异构体包括:1,1,1,3,3,3-六氟-2-甲氧基-2-(三氟甲基)-丙烷(CH3OC(CF3)3);1,1,1,2,2,3,3,4,4-九氟-4-甲氧基-丁烷(CH3OCF2CF2CF2CF3);1,1,1,2,3,3-六氟-2-(三氟甲基)-3-甲氧基-丙烷(CH3OCF2CF(CF3)2);及1,1,1,2,3,3,4,4,4-九氟-2-甲氧基-丁烷(CH3OCF(CF3)CF2CF3)。它们的沸点均接近于60℃。本发明组合物中的其它成分包括:
1.甲醇(CH3OH),沸点为65℃;
2.反-1,2-二氯乙烯(CHCl=CHCl),沸点为48℃;
3.丙酮(CH3COCH3),沸点为56℃;
4.环戊烷(环(CH2)5),沸点为41℃;
5.环己烷(环(CH2)6),沸点为81℃。
“共沸的组合物”的意思是两种或多种物质的恒沸液体混合物,它相当于一种单一物质。表征共沸的组合物的一种方法是液体的部分蒸发或蒸馏产生的蒸气与蒸发或蒸馏出它的液体具有相同的组成,即混合物蒸馏/回流没有组成的变化。因为与同样组分的非共沸组合物相比,恒沸组合物有最大的或最小的沸点,所以恒沸组合物具有共沸的特点。
“似共沸的组合物”的意思是两种或多种物质的恒沸或基本上恒沸的液体混合物,它相当于一种单一物质。表征似共沸的组合物的一种方法是液体的部分蒸发或蒸馏产生的蒸气与蒸发或蒸馏出它的液体具有基本相同的组成,即混合物蒸馏/回流没有基本组成的变化。表征似共沸的组合物的另一种方法是在特定的温度下,组合物的始沸点蒸气压力与露点的蒸气压力基本相同。
在现有技术中,如果通过蒸发或气化使50重量%的组合物去除后,初始组合物与气化了50重量%后残留的组合物在蒸气压力上的差异小于10%时(以绝对单位测量),可认为该组合物为似共沸组合物。绝对单位是指压力的测量单位,如磅/平方英寸、大气压、巴、托、达因/平方厘米、毫米汞柱、水柱英寸数、以及本领域中已知的其它压力单位。如果是共沸组合物,其初始组合物与气化了50重量%后残留的组合物在蒸气压力上几乎没有差异。
因此,本发明包括的有效量的九氟甲氧基丁烷和环戊烷,九氟甲氧基丁烷和环己烷;九氟甲氧基丁烷、环戊烷和丙酮;九氟甲氧基丁烷、环己烷和丙酮;九氟甲氧基丁烷、反-1,2-二氯乙烯和环戊烷;或九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇组合物,它们被蒸发或气化了50重量%后残留的组合物与其初始组合物在蒸气压力上的差异为10%或更小。
对共沸的组合物而言,一些具有最大沸点的共沸物,其在特定压力下的沸点大于该组合物纯组分在同样压力下的沸点,且其在特定温度下的蒸气压力小于该组合物纯组分在同样温度下的蒸气压力;一些具有最小沸点的共沸物,其在特定压力下的沸点小于该组合物纯组分在同样压力下的沸点,且其在特定激下的蒸气压力大于该组合物纯组分在同样温度下的蒸气压力。组合物纯组分的沸腾温度和蒸气压力的高低受意外的组合物分子间的作用力影响,其分子间的排斥力和吸引力共同作用的结果,如范德华力和氢键。
在特定压力下具有最大或最小沸点的,或在特定温度下具有最大或最小蒸气压的组合物的范围不一定与当其重量的50%被蒸发后蒸气压变化小于约10%的组合物的范围一致。本文涉及的组合物实例中,在特定的压力下具有最大或最小沸点,或在特定温度下具有最大或最小蒸气压的组合物的范围大于当其重量的50%被蒸发后蒸气压变化小于约10%的组合物的范围,然而,意外的分子间的作用力则被认为是重要的,因为具有这些基本上不恒沸的作用力的制冷剂组合物与其组分相比,在功效上具有意外的提高。
本发明组合物组分的蒸气压如下:
组分 | 40.0℃ | 42.8℃ | 57.8℃ | 58.0℃ |
磅/英寸2 | 磅/英寸2 | 磅/英寸2 | 磅/英寸2 | |
CF9OCH3丙酮环戊烷环己烷反-1,2-二氯乙烯甲醇 | 7.308.1910.733.5711.274.91 | 8.109.1111.823.9912.435.59 | 13.6615.5219.306.9720.4110.73 | 13.7615.6319.427.0220.5410.82 |
本发明中的基本上恒沸的、共沸的或似共沸的组合物包括在下表温度下所示的例子:
组分 | T(℃) | 重量范围(wt.%/wt.%) | 优选范围(wt.%/wt.%) |
C4F9OCH3共沸物C4F9OCH3/环戊烷C4F9OCH3/环己烷C4F9OCH3/环戊烷/丙酮C4F9OCH3/环己烷/丙酮C4F9OCH3/反-1,2-二氯乙烯/环戊烷C4F9OCH3/反-1,2-二氯乙烯/环戊烷/甲醇 | 42.857.842.858.040.040.0 | 29-83/17-7159-99/1-411-82/17-85/1/-591-98/1-60/1-9840-75/1-59/1-5940-70/15-50/1-25/1-10 | 45-83/17-5570-99/1-3060-82/17-30/1-3060-99/1-40/1-4050-75/1-40/1-3040-60/20-40/5-20/1-8 |
对于本发明而言,“有效量”是指本发明的组合物中的每个组分的量,当混合时,形成共沸或似共沸组合物。这个限定包括每个组分的量,该量可随施加到组合物上的压力变化而变化,只要共沸或似共沸混合物组合物在不同的压力下继续存在,但可能沸点不同。
因此,有效量还包括本发明组合物中的每个组分的量,如用重量百分数表示,可在除本文所述的其它温度或压力下形成的共沸或似共沸组合物。
对于在此所描述的内容而言,共沸或恒沸也是指基本上共沸或基本上恒沸,换句话说,这些术语的含义不仅包括上述的准确含义的共沸组合物,也包括包含相同组分的但比例不同的其它组合物,它们在其它温度和压力下是准确含义的共沸组合物,且这些等效的组合物是相同共沸体系的一部分及其特性是似共沸的。正如本领域所熟知的,有一些包含与共沸组合物相同组分的组合物,其在制冷和其它应用中不仅显示了基本等同的特性,而且就恒沸或沸腾时不分离的特点而言,也显示了与准确含义的共沸组合物基本等同的特性。
依据条件选择,在许多状态下显示出恒沸的混合物,就其效果而言,可通过下面的任何一项的标准表征:
*准确含义的术语“共沸组合物”是既是明确又被限定的,且该独特的恒沸的组合物要求有效量的A、B、C(和D...),因而,该组合物可定义为A、B、C(和D...)的共沸组合物。
*本领域的技术人员熟知,在不同压力下,特定的共沸组合物的组成至少在一定范围内变化,且沸点温度在至少一定范围内随压力变化而变化。因此A、B、C(和D...)的共沸组合物表示一种是受温度和/或压力影响的组成可变的独特型的关系。所以,组合物组成的范围,而不是固定的组合物组成,常用于定义共沸组合物。
*当认为这些特定的值仅指出一个特定的关系,且实际上,一系列的这些关系,由在特定的共沸组合物中实际存在的A、B、C(和D...)所表示,且随压力变化而变化时,组合物可定义为一个特定的A、B、C(和D...)的重量百分数关系或摩尔百分数关系。
*A、B、C(和D...)的共沸组合物可用在特定压力下的沸点来表征。这样没有过分限制本发明的范围,通过特定数据的组合物给出了同样的特征,其受可获得的分析仪器限制,且仅与可获得的分析仪器准确性一致。
本发明的共沸组合物或似共沸组合物可通过任何传统的方法制备,包括混合或复合所需要的量。优选的一个方法是先称量所需要组分的量,然后在一个合适的容器中混合。
下面给出了说明本发明的具体实施例。除另有说明,下文所有的百分比均为重量百分比。应理解的是,这些实施例仅说明本发明,而在任何情况下决不解释为对本发明范围的限制。所有C4F9OCH3的异构体均被认为具有相似的结果。
实施例1
相研究相研究表明,下面的组合物在大气压下是共沸组合物:
组合物 | 重量百分数 | 蒸气压 | ||
磅/英寸2 | 千帕 | T(℃) | ||
C4F9OCH3/环戊烷C4F9OCH3/环己烷 | 57.1/42.988.4/11.6 | 14.6814.67 | 101101 | 42.857.8 |
实施例2
蒸气泄漏对蒸气压的影响
在一定温度下,容器中充满一种初始组合物,测定该组合物的蒸气压。该组合物可从容器中泄漏,温度维持在特定的温度下不变,直至初始组合物被蒸发去重量的50%,此时测定容器内剩余组合物的蒸气压,结果归纳如下:
制冷剂(重量百分数) | 0%(重量)蒸发 | 50%(重量)蒸发 | 差异(%) | ||
磅/英寸2 | 千帕 | 磅/英寸2 | 千帕 | ||
C4F9OCH3/环戊烷(42.8℃)57.1/42.970/3080/2083/1784/1640/6030/7029/7128/72C4F9OCH3/环己烷(57.8℃)88.4/11.695/599/170/3060/4059/4158/42C4F9OCH3/环戊烷/丙酮(42.8℃)53.9/44.7/1.470/29/160/30/1040/30/3020/35/451/40/5930/69/120/75/5 | 14.6814.5614.1213.8613.7514.5714.4214.4014.3714.6714.4513.9014.1813.8213.7913.7514.6714.5114.4314.4314.7114.9214.4614.55 | 10110097969510099999910110096989595951011009999101103100100 | 14.6814.3513.2212.6112.3714.3013.2513.0912.9214.6714.3613.8313.6812.6112.4412.2514.6714.2213.8113.0013.3613.7313.6613.74 | 101999187859991908910199959487868410198959092959495 | 0.01.46.49.010.01.98.19.110.10.00.60.53.58.89.810.90.02.04.39.99.28.05.55.6 |
10/80/101/85/1450/49/140/50/1020/60/201/65/3470/25/575/20/580/19/182/17/1C4F9OCC3/环已烷/丙酮(58.0℃)80.6/14.6/4.885/5/1082/8/1082/5/1398/1/170/1/2940/1/5920/1/791/1/9870/10/2030/10/6070/20/1050/20/3020/20/6070/29/150/30/2020/30/5060/39/140/40/20 | 14.8115.0614.6614.7915.1115.4714.2713.9314.0013.8114.6814.2314.5014.2313.9113.8814.8415.3515.7214.7915.9414.7515.5316.4914.3315.1716.4813.9815.13 | 10210410110210410798969795101981009896961021061081021101021071149910511496104 | 14.0114.0914.6514.7615.0715.4613.5112.6412.9012.4614.6814.0214.3513.9913.8313.7014.5615.1615.6614.5715.5014.7315.3716.2813.9214.9716.3313.0014.68 | 97971011021041079387898610197999695941001051081001071021061129610311390101 | 5.46.40.10.20.30.15.39.37.99.80.01.51.01.70.61.31.91.20.41.52.80.11.01.32.91.30.97.03.0 |
20/40/4040/50/1020/30/501/50/491/60/39C4F9OCH3/反-1,2-二氯乙烯/环戊烷(40℃)63/20/1770/29/175/24/140/1/5940/59/150/30/2060/10/3050/40/1060/30/1060/20/2065/20/15C4F9OCH3/反-1,2-二氯乙烯/环戊烷/甲醇(40℃)59/20/15/670/15/10/540/35/20/570/20/5/550/20/25/570/15/14/140/35/24/150/35/5/1057/22/16/549/30/15/655/25/14/650/39/1/1040/50/5/5 | 16.2414.2915.7916.7216.4114.6715.3315.2613.2715.2414.7614.0015.1115.0714.5914.7315.3115.0915.4915.3315.2414.8615.1115.4015.3715.5014.9814.6715.00 | 112991091151131011061059110510297104104101102106104107106105102104106106107103101103 | 15.9213.0315.0816.3915.5414.5215.2114.8713.0314.5614.6813.8715.0415.0214.4714.5314.8213.6115.4813.9415.1314.2714.7414.8615.1115.4014.6514.0315.00 | 11090104113107100105103901001019610410410010010294107961049810210210410610197103 | 2.08.84.52.05.31.00.82.61.84.50.50.90.50.30.81.43.29.80.19.10.74.02.43.51.70.62.24.40.0 |
该实施例结果表明这些组合物是共沸的或似共沸的,因为在25℃下,当50重量%的初始组合物蒸发后,剩余组合物的蒸气压与初始组合物的蒸气压的差异在约10%以内。
实施例3
在25℃时蒸气泄漏的影响
在25℃下,对C4F9OCH3和环己烷组合物进行了泄漏测试,结果如下:
制冷剂(重量百分数) | 0%(重量)蒸发 | 50%(重量)蒸发 | 差异(%) | ||
磅/英寸2 | 千帕 | 磅/英寸2 | 千帕 | ||
C4F9OCH3/环己烷89.7/10.395/599/170/3061/3960/40 | 4.334.284.134.164.064.05 | 303028292828 | 4.334.264.113.993.693.63 | 302928282525 | 0.00.50.54.19.110.4 |
这些结果表明C4F9OCH3和环己烷组合物在不同温度下是共沸的或似共沸的,但是组分的重量百分数随温度变化而变化。
实施例4
C4F9OCH3异构体对蒸气泄漏的影响
在一定温度下,容器中充满一种初始组合物,测定该组合物的蒸气压。该组合物可从容器中泄漏,温度维持在特定的温度下不变,直至初始组合物被蒸发去重量的50%,此时测定容器内剩余组合物的蒸气压,结果归纳如下:
制冷剂(重量百分数) | 0%(重量)蒸发 | 50%(重量)蒸发 | 差异(%) | ||
磅/英寸2 | 千帕 | 磅/英寸2 | 千帕 | ||
CF3CF2F2CF2OCH3/环戊烷(42.8℃)57.1/42.970/3080/2083/1784/1640/6030/7029/7128/72(CF3)2CFCF2OCH3/环戊烷(42.8℃)57.1/42.970/3080/2083/1784/1640/6030/7029/7128/72(CF3)3COCH3/环戊烷(42.8℃)57.1/42.970/3080/2083/1784/1640/6030/7029/7128/72 | 14.6814.5614.1213.8613.7514.5714.4214.4014.3714.6814.5614.1213.8613.7514.5714.4214.4014.3714.6814.5614.1213.8613.7514.5714.4214.4014.37 | 101100979695100999999101100979695100999999101100979695100999999 | 14.6814.3513.2212.6112.3714.3013.2513.0912.9214.6814.3513.2212.6112.3714.3013.2513.0912.9214.6814.3513.2212.6112.3714.3013.2513.0912.92 | 101999187859991908910199918785999190891019991878599919089 | 0.01.46.49.010.01.98.19.110.10.01.46.49.010.01.98.19.110.10.01.46.49.010.01.98.19.110.1 |
结果表明不同C4F9OCH3异构体具有相同的共沸点和泄漏特性。
实施例5
制冷剂的特性下表列出了各种制冷剂的特性。数据基于下面的条件测得:
蒸发器温度:40.0°F(4.4℃)
冷凝器温度:110.0°F(43.3℃)
低温冷却温度:10.0°F(5.6℃)
回流气体温度:75.0°F(23.8℃)
压缩机效率为70%。
制冷容量采用固定活塞行程容积为3.5英尺3/分钟、容积效率为70%的压缩机测量。
容量是指每磅制冷循环中制冷剂在蒸发器中的焓变,即每次蒸发器中的制冷剂带走的热量。特性系数(COP)是指压缩机工作的容量比。它是制冷剂能量效率的测量结果。
制冷剂组分重量百分数 | 蒸发器压力 | 冷凝器压力 | 压缩机排出温度 | 容量 | |||||
磅/英寸2 | 千帕 | 磅/英寸2 | 千帕 | (°F) | (℃) | COP | 英国热量单位/分钟 | kW | |
C4F9OCH3/环戊烷1/9999/1C4F9OCH3/环己烷1/9999/1C4F9OCH3/环戊烷/丙酮98/1/11/98/11/1/98C4F9OCH3/环己烷/丙酮98/1/11/98/11/1/98C4F9OCH3/反-1,2-二氯乙烯/环戊烷98/1/11/98/11/1/98C4F9OCH3/反-1,2-二氯乙烯/环戊烷/甲醇97/1/1/11/97/1/11/1/197/188/1/1/10 | 2.61.60.71.51.82.61.91.70.81.91.72.82.61.92 92.72.6 | 18115101218131261312191813201918 | 11.98.84.28.49.712.09.69.34.39.59.513.112.010.413.812.514.1 | 8261295867836664306666908372958697 | 155.6131.5150.7131.4132.1155.9202.4131.9151.2202.3131.7229.0155.8134.9231.0162.2159.6 | 68.755.365.955.255.668.894.755.566.294.655.4109.468.857.2110.672.370.9 | 4.244.014.283.944.154.254.734.124.294.734.134.604.244.194.574.234.27 | 16.310.35.39.712.016.414.711.45.514.611.620.116.412.921.017.018.2 | 0.290.180.090.170.210.290.260.200.100.260.200.350.290.230.370.300.32 |
实施例6
几种单面的电路板用Alpha 611F RMA松香助熔剂涂布,然后通过加热至165℃加热2分钟活化。电路板在55.0重量%C4F9OCH3、25.0重量%反-1,2-二氯乙烯、14.0重量%环戊烷和6.0重量%甲醇的沸腾溶液中进行脱助熔剂。清洗循环包括在沸腾的溶液中浸2分钟,接着停留蒸发30秒。清洗后,电路板上没有留下残留物。
实施例7
沉淀槽中的沉积物中含有碳、氟、氢和可能的其它原子组成的聚合物,将沉淀槽浸入85.0重量%C4F9OCH3、5.0重量%环己烷和10.0重量%丙酮的溶液中1小时。固体沉积物软化,呈现凝凝胶状。然后机械去除软化的沉积物,留下清洁的表面。
本发明的新型组合物,包括共沸的或似共沸的组合物,可用作清洗剂,如用于清洗电路板。因为在蒸气脱脂操作中,清洗剂一般经重新蒸馏,再用于最后的漂洗工序,所以优选清洗剂为共沸的或似共沸的组合物。这些新型的组合物也可用作排代干燥剂以除去表面的水分,或用作刷涂用溶剂。
本发明的新型组合物,包括共沸的或似共沸的组合物,可将其压缩,然后在欲冷却的物体附近蒸发该冷凝物,用于产生制冷效果。这些新型的组合物也可在欲加热的物体附近冷凝,然后蒸发,用于产生加热效果。
本发明的新型组合物特别适于用作影响臭氧层的化合物(包括R-113和R-11)的替代物。
就应用于清洗和制冷而言,本发明的新型恒沸或基本上恒沸的组合物也可用作气溶胶推进剂、传热介质、气体电介质、灭火剂、聚烯烃和聚氨酯的膨胀剂和动力循环工作流体。
其它化合物
其它化合物,如沸点约0-100℃的脂肪烃、沸点约0-100℃C的氢氟烷烃、沸点约0-100℃的氢氟丙烷、沸点约0-100℃的烃类酯、沸点约0-100℃的氢氯氟烃、沸点约0-100℃的氢氟烃、沸点约0-100℃的氢氯烃、含氯烃和全氟化化合物,可少量地加入到上述的共沸的或似共沸的组合物中,将基本不改变其特性,包括组合物的恒沸特性。
用于各种目的的添加剂如润滑剂、抑蚀剂、表面活性剂、稳定剂、染料和其它合适的物质可加入到本发明的新型组合物中,只要它们的加入对组合物的预期应用不产生不利的影响。优选的润滑剂包括分子量大于250的酯。
Claims (20)
1、组合物,包括九氟甲氧基丁烷和环戊烷,九氟甲氧基丁烷和环己烷,九氟甲氧基丁烷、环戊烷和丙酮,九氟甲氧基丁烷、环己烷和丙酮,九氟甲氧基丁烷、反-1,2-二氯乙烯和环戊烷,及九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇。
2、有效量的下列化合物形成共沸的或似共沸的组合物:九氟甲氧基丁烷和环戊烷,九氟甲氧基丁烷和环己烷,九氟甲氧基丁烷、环戊烷和丙酮,九氟甲氧基丁烷、环己烷和丙酮,九氟甲氧基丁烷、反-1,2-二氯乙烯和环戊烷,及九氟甲氧基丁烷、反-1,2-二氯乙烯、环戊烷和甲醇。
3、根据权利要求2的共沸或似共沸组合物,其中所述组合物包含29-83重量%的九氟甲氧基丁烷和17-71重量%的环戊烷,59-99重量%的九氟甲氧基丁烷和1-41重量%的环己烷,1-82重量%的九氟甲氧基丁烷、17-85重量%的环戊烷和1-59重量%的丙酮,1-98重量%的九氟甲氧基丁烷、1-60重量%的环己烷和1-98重量%的丙酮,40-75重量%的九氟甲氧基丁烷、1-59重量%的反-1,2-二氯乙烯和1-59重量%的环戊烷,或40-70重量%的九氟甲氧基丁烷、15-50重量%的反-1,2-二氯乙烯、1-25重量%的环戊烷和1-10重量%的甲醇。
4、根据权利要求2的共沸的或似共沸的组合物,其中所述组合物包含45-83重量%的九氟甲氧基丁烷和17-55重量%的环戊烷,70-99重量%的九氟甲氧基丁烷和1-30重量%的环己烷,60-82重量%的九氟甲氧基丁烷、17-30重量%的环戊烷和1-30重量%的丙酮,60-99重量%的九氟甲氧基丁烷、1-40重量%的环己烷和1-40重量%的丙酮,50-75重量%的九氟甲氧基丁烷、1-40重量%的反-1,2-二氯乙烯和1-30重量%的环戊烷,或40-60重量%的九氟甲氧基丁烷、20-40重量%的反-1,2-二氯乙烯、5-20重量%的环戊烷和1-8重量%的甲醇。
5、一种制冷的方法,其中包含冷凝权利要求1所述组合物,然后在欲冷却的物体附近蒸发所述组合物的步骤。
6、一种制冷的方法,其中包含冷凝权利要求2所述组合物,然后在欲冷却的物体附近蒸发所述组合物的步骤。
7、一种制冷的方法,其中包含冷凝权利要求3所述组合物,然后在欲冷却的物体附近蒸发所述组合物的步骤。
8、一种制冷的方法,其中包含冷凝权利要求4所述组合物,然后在欲冷却的物体附近蒸发所述组合物的步骤。
9、一种雾化流体的方法,包含将权利要求1所述组合物用作气溶胶推进剂的步骤。
10、一种雾化流体的方法,包含将权利要求2所述组合物用作气溶胶推进剂的步骤。
11、一种雾化流体的方法,包含将权利要求3所述组合物用作气溶胶推进剂的步骤。
12、一种雾化流体的方法,包含将权利要求4所述组合物用作气溶胶推进剂的步骤。
13、一种清洗固体表面的方法,包含用权利要求1所述组合物处理所述表面的步骤。
14、一种清洗固体表面的方法,包含用权利要求2所述组合物处理所述表面的步骤。
15、一种清洗固体表面的方法,包含用权利要求3所述组合物处理所述表面的步骤。
16、一种清洗固体表面的方法,包含用权利要求4所述组合物处理所述表面的步骤。
17、一种用权利要求1所述组合物从热源向受热器传热的方法。
18、一种用权利要求2所述组合物从热源向受热器传热的方法。
19、一种用权利要求3所述组合物从热源向受热器传热的方法。
20、一种用权利要求4所述组合物从热源向受热器传热的方法。
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US1969196P | 1996-06-13 | 1996-06-13 | |
US60/019,691 | 1996-06-13 | ||
US08/848,714 | 1997-05-19 | ||
US08/848,714 US5851436A (en) | 1996-06-13 | 1997-05-19 | Nonafluoromethoxybutane compositions |
Publications (1)
Publication Number | Publication Date |
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CN1226919A true CN1226919A (zh) | 1999-08-25 |
Family
ID=26692503
Family Applications (1)
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CN97195288.4A Pending CN1226919A (zh) | 1996-06-13 | 1997-06-09 | 九氟甲氧基丁烷组合物 |
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US (1) | US5851436A (zh) |
EP (1) | EP0904334A1 (zh) |
JP (1) | JP2000512330A (zh) |
CN (1) | CN1226919A (zh) |
AU (1) | AU710689B2 (zh) |
CA (1) | CA2258019A1 (zh) |
WO (1) | WO1997047704A1 (zh) |
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1997
- 1997-05-19 US US08/848,714 patent/US5851436A/en not_active Expired - Lifetime
- 1997-06-09 CA CA002258019A patent/CA2258019A1/en not_active Abandoned
- 1997-06-09 EP EP97929918A patent/EP0904334A1/en not_active Ceased
- 1997-06-09 AU AU33868/97A patent/AU710689B2/en not_active Ceased
- 1997-06-09 WO PCT/US1997/010083 patent/WO1997047704A1/en not_active Application Discontinuation
- 1997-06-09 JP JP10501786A patent/JP2000512330A/ja not_active Ceased
- 1997-06-09 CN CN97195288.4A patent/CN1226919A/zh active Pending
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CN105846009B (zh) * | 2015-01-29 | 2021-09-28 | 罗伯特·博世有限公司 | 包括壳体、电池单池和冷却装置的电池模块以及用于冷却电池单池的方法 |
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CN112673079B (zh) * | 2018-07-13 | 2022-11-08 | 道达尔销售服务公司 | 用于电动或混合动力车辆的推进系统的冷却和阻燃组合物 |
Also Published As
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JP2000512330A (ja) | 2000-09-19 |
WO1997047704A1 (en) | 1997-12-18 |
AU710689B2 (en) | 1999-09-30 |
CA2258019A1 (en) | 1997-12-18 |
EP0904334A1 (en) | 1999-03-31 |
US5851436A (en) | 1998-12-22 |
AU3386897A (en) | 1998-01-07 |
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