CN105658349A - Production method for copper product - Google Patents
Production method for copper product Download PDFInfo
- Publication number
- CN105658349A CN105658349A CN201480056952.3A CN201480056952A CN105658349A CN 105658349 A CN105658349 A CN 105658349A CN 201480056952 A CN201480056952 A CN 201480056952A CN 105658349 A CN105658349 A CN 105658349A
- Authority
- CN
- China
- Prior art keywords
- carbon
- copper
- metalworking fluid
- bearing materials
- brass work
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M105/00—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound
- C10M105/08—Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing oxygen
- C10M105/32—Esters
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M101/00—Lubricating compositions characterised by the base-material being a mineral or fatty oil
- C10M101/02—Petroleum fractions
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/20—Metal working
- C10N2040/244—Metal working of specific metals
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- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Lubricants (AREA)
- Mounting, Exchange, And Manufacturing Of Dies (AREA)
- Punching Or Piercing (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The present invention provides a production method for a copper product that minimizes discoloration (the appearance of black spots and the like) of the surface of a copper product, for example, a terminal fracture surface. This production method for a copper product comprises a step in which metal working oil that is obtained from a compound that has no polymerizable carbon-carbon double bonds or polymerizable carbon-carbon triple bonds is applied to the surface of a copper-containing material and the copper-containing material is worked into a desired shape.
Description
Technical field
The present invention relates to the manufacture method of brass work, specifically, it relates to suppress the manufacture method of the brass work of brass work variable color.
Background technology
Generally speaking, for electronic devices and components such as terminals, consider from viewpoints such as physical strength, electroconductibility, weldability, plating, it is applicable to using copper-bearing materials. Such terminal is such as utilize the punch process pressurizeed and carry out to be shaped, now, by smoothness, prevent metal die abrasion and damage, prevent for the purpose of terminal surface of fracture sintering etc., the surperficial coating metal treated oil (adding force feed) of copper-bearing materials.
In addition, due to consider such as resin with operation thereafter combined shaping, weld in workability etc., it is desirable to reduce the brass work remained on surface oil after punch process, therefore as metalworking fluid, the oil that selective volatilization is good and drying property is good.
As metalworking fluid, such as, in following patent documentation 1,2 and multiple document, has proposition.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2008-163115 publication
Patent documentation 2: Japanese Unexamined Patent Publication 2002-167589 publication
Summary of the invention
The problem of the present invention for solving
But, surface, such as terminal surface of fracture variable color (stain etc.) of brass work are made sometimes owing to meeting the metalworking fluid of condition described above, therefore, carry out brass work packaging etc. prevents silica gel etc. with together bundling the measure of variable color in manufacture place.
But, in the moisture such as plum rains, summer many period, in some situation, it may also be useful to the measures such as silica gel as above are effect not, it is desirable to can improve.
So, it is an object of the invention to provide the manufacture method of a kind of brass work suppressing brass work variable color.
For the scheme dealt with problems
Present inventor has performed further investigation, found that, by the raw material comprised in metalworking fluid is set as specified raw material, it is possible to solve the problem, thus complete the present invention.
That is, the present invention is as follows.
[1] manufacture method of a kind of brass work, it is characterized in that, there is following operation: make the metalworking fluid obtained by the compound without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond be attached to the surface of copper-bearing materials, and described copper-bearing materials is processed into the shape of expectation.
[2] manufacture method of brass work as described in above-mentioned [1], wherein, through the operation pressurizeed by described copper-bearing materials, is processed into the shape of expectation by described copper-bearing materials.
[3] manufacture method of brass work as described in above-mentioned [1] or [2], wherein, described brass work is terminal or bus-bar.
Invention effect
The manufacture method of the brass work of the present invention due to by the compound substantially without double bond and triple bond to form the raw material comprised in metalworking fluid, accordingly, it may be possible to suppress the variable color of brass work.
Particularly, owing to the electronic devices and components variable color made of copper such as terminal, bus-bar can be suppressed, accordingly, it may be possible to suppress place not good in appearance.
Accompanying drawing explanation
Fig. 1 is the figure of the analytical results of the FT-NMR illustrating the metalworking fluid that embodiment uses.
Fig. 2 illustrates the result of the experiment carried out in embodiment, is the photo figure on each sample surface.
Embodiment
Below, the present invention is further described.
The manufacture method of the brass work of the present invention is characterised in that, there is following operation: make the metalworking fluid obtained by the compound without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond be attached to the surface of copper-bearing materials, and described copper-bearing materials is processed into the shape of expectation.
The metalworking fluid comprising the compound with polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond is considered to, and when volatilization waits, above-mentioned key is cut off, and is combined with oxygen, and this oxygen makes copper be oxidized. Can there is variable color (black) in copper, uneven in the appearance in appearance of molding because of oxidation. The impact that present invention applicant confirms above-mentioned polymerizability carbon-to-carbon double bond and copper-bearing materials is produced by polymerizability carbon-carbon triple bond, and use not containing having this polymerizability carbon-to-carbon double bond and polymerizability carbon-The metalworking fluid of the compound of carbon triple bond.
The metalworking fluid of the present invention generally speaking by base oil (baseoil) and as required and the additive added is formed.
As described base oil, as long as mentioned above, it is necessary, not containing having polymerizability carbon-to-carbon double bond and the compound of polymerizability carbon-carbon triple bond, then can use any of mineral oil and/or synthetic oil.
As the mineral oil that the present invention can use, can enumerate: such as, the lubricating oil distillate obtained paraffinic base class base oil or mixed base class base oil to be carried out air distillation and underpressure distillation, or the wax obtained to utilize lubricating oil dewaxing operation (slack wax etc.) and/or utilize gas to turn liquid (GTL) technique etc. and the synthetic wax (Fischer-Tropsch wax that obtains, GTL wax etc.) for raw material and by appropriately combined for various refinement treatment to carry out the paraffin class mineral oil after refining, naphthenic mineral oil, N-alkanes hydrocarbon base oils, isomeric alkane hydrocarbon base oils, white oil, and described mineral oil is implemented known hydrotreatment etc., so that it is containing having polymerizability carbon-to-carbon double bond and the compound of polymerizability carbon-carbon triple bond.
In addition, the synthetic oil that can use as the present invention, it is possible to enumerate: such as, the polyolefinic hydrogenated products such as co-oligomer of alpha-olefin of the oligopolymer of the alpha-olefin of propylene oligomer, polybutene, polyisobutene, carbon number 5��20, ethene and carbon number 5��20; The alkylbenzenes such as monoalkylated benzenes, dialkyl benzene, polyoxyethylene alkylphenyl; The alkylnaphthalenes such as monoalkyl naphthalene, dialkyl group naphthalene, poly-alkylnaphthalene; Polyoxyethylene glycol; Phenyl ether, silicone oil, fluorine ether etc., and described synthetic oil is implemented known hydrotreatment etc., so that it is containing having polymerizability carbon-to-carbon double bond and the compound of polymerizability carbon-carbon triple bond.
In addition, in metalworking fluid used in the present invention, except above-mentioned base oil, it is also possible to add known additive. It is not particularly limited as this additive, but such as can enumerate: extreme pressure agent, antioxidant, wetting agent, membrane-forming agent, water displacer (Water-dsiplacementagent), solid lubricant, anticorrosive agent, metal passivator, defoamer, ashless dispersant etc. The addition of these additives such as, relative to metalworking fluid, is about 0��10 weight %. Further, it is desirable that these additives are selected, not comprise the compound with polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond.
The metalworking fluid obtained by the compound without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond does not contain double bond and the triple bond of carbon in compound, therefore the oxidation caused because of the fracture of key part can not be there is, thus inhibit the oxidation of copper, its result, the variable color of brass work not easily occurs. Moreover, it is possible to reduce the usage quantity of the silica gel etc. used in the prior art in order to prevent the variable color of brass work, it is possible to suppress manufacture in factory to check relevant expense.
The manufacture method of the brass work of the present invention is characterised in that, has following operation: make above-mentioned metalworking fluid be attached to the surface of copper-bearing materials, and, described copper-bearing materials is processed into the shape of expectation.
As copper-bearing materials, it is possible to enumerate: such as, copper; The copper alloys etc. such as brass, phosphor bronze, beryllium copper. In addition, copper alloy refers to the alloy containing more than copper 60 weight %. For metalworking fluid to oil working conditionss such as the adhesion amount on copper-bearing materials surface, attachment times, it is possible to by those skilled in the art according to this materials processing becomes the concrete means of intended shape suitably set.
As the method making metalworking fluid be attached to copper-bearing materials surface, it is possible to enumerate: such as, copper-bearing materials is flooded the method in metalworking fluid, metalworking fluid is sprayed to the method on copper-bearing materials surface and these are combined the method etc. carried out.
As the kind of described processing, specifically, can enumerate: machining, ground finish, rolling processing, forging processing, punch process, Wire Drawing, rolling deep processing etc., wherein, in the present invention, consider from suppressing the such viewpoint of brass work variable color further, it is preferable that punch process.
In addition, as the brass work obtained by the present invention, it does not have limit especially, but such as when brass work is terminal, bus-bar, particularly useful for variable colors such as suppression stains.
Embodiment
Below, by embodiment and comparative example, the present invention is described further, but the invention is not restricted to following example.
Use following metalworking fluid.
(metalworking fluid A)
As metalworking fluid A, it may also be useful to as lubricating oil (outward appearance: colourless liquid, density: the 0.76g/cm of the mixture of synthetic oil, lubricating oil additive and nonane3(15��))��
(metalworking fluid B)
As metalworking fluid B, it may also be useful to as punching oil (Japanese: buy oil) (outward appearance: colourless transparent liquid, density: the 0.79g/cm of light mineral oil and the mixture of oiliness improver3(15��))��
(metalworking fluid C)
As metalworking fluid C, it may also be useful to as punching oil (outward appearance: colourless transparent liquid, density: the 0.76g/cm of the mixture of synthesis lightweight oil, synthetic ester and anticorrosive agent3(15��))��
(metalworking fluid D)
As metalworking fluid D, it may also be useful to as punching oil (outward appearance: faint yellow liquid, density: the 0.837g/cm of the mixture of lubricating oil, lubricating oil additive, antioxidant and stablizer3(15��))��
Fig. 1 illustrates the analytical results of the FT-NMR of metalworking fluid A��D. Only in metalworking fluid A, confirm the peak value (circle part) of unsaturated hydrocarbons at polymerizability carbon-to-carbon double bond. In addition, the analysis condition of FT-NMR is as follows.
Use equipment: JNM-ECX500 (trade(brand)name, Jeol Ltd. manufactures)
Measure temperature: 23 DEG C �� 5 DEG C
Measure frequency: 500MHz
<variable color validation test>
As sample, use copper alloy and brass C2600 (the copper content 65 weight % of the thick 0.80mm of plate, width 16.00mm, length 60.00mm, without plating), each metalworking fluid A��D each in dipping 5 (1st��5) samples, 5��10 minutes, the groove 5 days and the constant temperature height dropping into the condition of temperature 80 DEG C, relative humidity 90% wets, after 5 days, range estimation confirms the variable color degree of sample surfaces.In addition, by do not flood in metalworking fluid sample in contrast.
By the result of this experiment in the way of the surface picture of each sample as shown in Figure 2.
Its result is, metalworking fluid B, C, the D without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond do not confirm the variable color of sample after above-mentioned experiment terminates, with the sample in metalworking fluid that do not flood compareed, there is equivalent outward appearance, in contrast, metalworking fluid A confirms to have the variable color (melanism) of sample.
Below, the feature of the manufacture method of the brass work of the present invention is succinctly summarized as follows (i)��(iii) to remember side by side.
I the manufacture method of the brass work of () the present invention has following operation: make the metalworking fluid comprising the compound without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond be attached to the surface of copper-bearing materials, and described copper-bearing materials is processed into the shape of expectation.
Preferably, (ii) through the operation pressurizeed by described copper-bearing materials, described copper-bearing materials is processed into the shape of expectation.
Preferably, (iii) described brass work is terminal or bus-bar.
In detail or describe the present invention with reference to specific enforcement mode, but various change can be applied without departing from the spirit and scope of the present invention, revise to be self-evident to those skilled in the art.
The Japanese patent application (Japanese Patent Application 2013-215574) that the application submitted to based on October 16th, 2013, and using its content as with reference to being incorporated to herein.
Industrial applicability
The brass work obtained by the manufacture method of the present invention can be suitable as auto parts machinery and material electric, electronic devices.
Claims (3)
1. the manufacture method of a brass work, it is characterised in that, there is following operation:
Make the metalworking fluid obtained by the compound without polymerizability carbon-to-carbon double bond and polymerizability carbon-carbon triple bond be attached to the surface of copper-bearing materials, and described copper-bearing materials is processed into the shape of expectation.
2. the manufacture method of brass work as claimed in claim 1, wherein,
Through the operation pressurizeed by described copper-bearing materials, described copper-bearing materials is processed into the shape of expectation.
3. the manufacture method of brass work as claimed in claim 1 or 2, wherein,
Described brass work is terminal or bus-bar.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-215574 | 2013-10-16 | ||
| JP2013215574A JP6499824B2 (en) | 2013-10-16 | 2013-10-16 | Copper product manufacturing method |
| PCT/JP2014/073832 WO2015056502A1 (en) | 2013-10-16 | 2014-09-09 | Production method for copper product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105658349A true CN105658349A (en) | 2016-06-08 |
| CN105658349B CN105658349B (en) | 2018-03-20 |
Family
ID=52827955
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480056952.3A Active CN105658349B (en) | 2013-10-16 | 2014-09-09 | The manufacture method of copper product |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6499824B2 (en) |
| CN (1) | CN105658349B (en) |
| WO (1) | WO2015056502A1 (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1286294A (en) * | 1999-08-31 | 2001-03-07 | 中国石油化工集团公司 | Volatile lubricating oil for machining metals |
| JP2001354984A (en) * | 2000-06-14 | 2001-12-25 | Asahi Denka Kogyo Kk | Metal processing lubricant |
| JP2002285180A (en) * | 2001-03-28 | 2002-10-03 | Sanyo Chem Ind Ltd | Base oil for metal processing |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06330073A (en) * | 1993-05-19 | 1994-11-29 | Canon Inc | Readily drying liquid lubricant, processing therewith and supplying apparatus for the lubricant |
| JPH09316478A (en) * | 1996-05-28 | 1997-12-09 | Nippon Oil Co Ltd | Drawing processing oil composition |
| US8513478B2 (en) * | 2007-08-01 | 2013-08-20 | Exxonmobil Chemical Patents Inc. | Process to produce polyalphaolefins |
-
2013
- 2013-10-16 JP JP2013215574A patent/JP6499824B2/en active Active
-
2014
- 2014-09-09 CN CN201480056952.3A patent/CN105658349B/en active Active
- 2014-09-09 WO PCT/JP2014/073832 patent/WO2015056502A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1286294A (en) * | 1999-08-31 | 2001-03-07 | 中国石油化工集团公司 | Volatile lubricating oil for machining metals |
| JP2001354984A (en) * | 2000-06-14 | 2001-12-25 | Asahi Denka Kogyo Kk | Metal processing lubricant |
| JP2002285180A (en) * | 2001-03-28 | 2002-10-03 | Sanyo Chem Ind Ltd | Base oil for metal processing |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2015056502A1 (en) | 2015-04-23 |
| JP2015077611A (en) | 2015-04-23 |
| JP6499824B2 (en) | 2019-04-10 |
| CN105658349B (en) | 2018-03-20 |
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