WO2014026419A1 - 一种熔融金属抗氧化生物还原剂及其制备方法 - Google Patents
一种熔融金属抗氧化生物还原剂及其制备方法 Download PDFInfo
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- WO2014026419A1 WO2014026419A1 PCT/CN2012/081467 CN2012081467W WO2014026419A1 WO 2014026419 A1 WO2014026419 A1 WO 2014026419A1 CN 2012081467 W CN2012081467 W CN 2012081467W WO 2014026419 A1 WO2014026419 A1 WO 2014026419A1
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- Prior art keywords
- molten metal
- reducing agent
- amount
- biological reducing
- reactor
- Prior art date
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 45
- 239000002184 metal Substances 0.000 title claims abstract description 44
- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 28
- 239000003963 antioxidant agent Substances 0.000 title claims abstract description 25
- 230000003078 antioxidant effect Effects 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title description 8
- 102000004190 Enzymes Human genes 0.000 claims abstract description 19
- 108090000790 Enzymes Proteins 0.000 claims abstract description 19
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 16
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 16
- MUHFRORXWCGZGE-KTKRTIGZSA-N 2-hydroxyethyl (z)-octadec-9-enoate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OCCO MUHFRORXWCGZGE-KTKRTIGZSA-N 0.000 claims abstract description 15
- 102000004882 Lipase Human genes 0.000 claims abstract description 15
- 108090001060 Lipase Proteins 0.000 claims abstract description 15
- 239000004367 Lipase Substances 0.000 claims abstract description 15
- 229940095098 glycol oleate Drugs 0.000 claims abstract description 15
- 235000019421 lipase Nutrition 0.000 claims abstract description 15
- LFVGISIMTYGQHF-UHFFFAOYSA-N ammonium dihydrogen phosphate Chemical compound [NH4+].OP(O)([O-])=O LFVGISIMTYGQHF-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910000387 ammonium dihydrogen phosphate Inorganic materials 0.000 claims abstract description 11
- 235000019837 monoammonium phosphate Nutrition 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 9
- 239000000203 mixture Substances 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 229940120146 EDTMP Drugs 0.000 claims 5
- NFDRPXJGHKJRLJ-UHFFFAOYSA-N edtmp Chemical compound OP(O)(=O)CN(CP(O)(O)=O)CCN(CP(O)(O)=O)CP(O)(O)=O NFDRPXJGHKJRLJ-UHFFFAOYSA-N 0.000 claims 5
- 238000004090 dissolution Methods 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 22
- 230000001603 reducing effect Effects 0.000 abstract description 8
- 230000009467 reduction Effects 0.000 abstract description 8
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 abstract description 5
- 230000004907 flux Effects 0.000 abstract description 4
- 231100000252 nontoxic Toxicity 0.000 abstract description 4
- 230000003000 nontoxic effect Effects 0.000 abstract description 4
- 239000002253 acid Substances 0.000 abstract description 3
- 239000003183 carcinogenic agent Substances 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 239000012535 impurity Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- BPSYZMLXRKCSJY-UHFFFAOYSA-N 1,3,2-dioxaphosphepan-2-ium 2-oxide Chemical compound O=[P+]1OCCCCO1 BPSYZMLXRKCSJY-UHFFFAOYSA-N 0.000 abstract 1
- 238000005476 soldering Methods 0.000 abstract 1
- PJMPHNIQZUBGLI-UHFFFAOYSA-N fentanyl Chemical compound C=1C=CC=CC=1N(C(=O)CC)C(CC1)CCN1CCC1=CC=CC=C1 PJMPHNIQZUBGLI-UHFFFAOYSA-N 0.000 description 10
- 229960002428 fentanyl Drugs 0.000 description 10
- BTHHGYWVLZYKNC-UHFFFAOYSA-N P(O)(O)=O.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.C(CN)N Chemical compound P(O)(O)=O.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.N1C=CC2=CC=CC=C12.C(CN)N BTHHGYWVLZYKNC-UHFFFAOYSA-N 0.000 description 8
- ABLZXFCXXLZCGV-UHFFFAOYSA-N Phosphorous acid Chemical compound OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 description 7
- HFDVRLIODXPAHB-UHFFFAOYSA-N 1-tetradecene Chemical compound CCCCCCCCCCCCC=C HFDVRLIODXPAHB-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- 239000000908 ammonium hydroxide Substances 0.000 description 4
- 150000004985 diamines Chemical class 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002893 slag Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 239000011149 active material Substances 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229940095068 tetradecene Drugs 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000009972 noncorrosive effect Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- QSBYPNXLFMSGKH-UHFFFAOYSA-N 9-Heptadecensaeure Natural products CCCCCCCC=CCCCCCCCC(O)=O QSBYPNXLFMSGKH-UHFFFAOYSA-N 0.000 description 1
- 239000005642 Oleic acid Substances 0.000 description 1
- ZQPPMHVWECSIRJ-UHFFFAOYSA-N Oleic acid Natural products CCCCCCCCC=CCCCCCCCC(O)=O ZQPPMHVWECSIRJ-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000006136 alcoholysis reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009739 binding Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000711 cancerogenic effect Effects 0.000 description 1
- 231100000357 carcinogen Toxicity 0.000 description 1
- 231100000315 carcinogenic Toxicity 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000013522 chelant Substances 0.000 description 1
- 239000007809 chemical reaction catalyst Substances 0.000 description 1
- 231100000481 chemical toxicant Toxicity 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001804 emulsifying effect Effects 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- -1 ethylenediamine tetrapurine Chemical compound 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000012760 heat stabilizer Substances 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- QXJSBBXBKPUZAA-UHFFFAOYSA-N isooleic acid Natural products CCCCCCCC=CCCCCCCCCC(O)=O QXJSBBXBKPUZAA-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- JUJWROOIHBZHMG-UHFFFAOYSA-O pyridinium Chemical compound C1=CC=[NH+]C=C1 JUJWROOIHBZHMG-UHFFFAOYSA-O 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- BVQJQTMSTANITJ-UHFFFAOYSA-N tetradecylphosphonic acid Chemical compound CCCCCCCCCCCCCCP(O)(O)=O BVQJQTMSTANITJ-UHFFFAOYSA-N 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000005809 transesterification reaction Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/30—Fluxes or coverings on molten baths
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C2/00—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor
- C23C2/04—Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor characterised by the coating material
- C23C2/08—Tin or alloys based thereon
Definitions
- the invention relates to the field of molten metal technology, in particular to a molten metal antioxidant biological reducing agent and a preparation method thereof. Background technique
- Molten metal is often used in the manufacture of electronic products.
- the molten metal (or alloy) is oxidized when exposed to air, and is also melted and oxidized in a high-temperature furnace.
- the molten metal continues to circulate in the furnace, and the oxidation rate is accelerated.
- the amount of oxidized metal will increase, and the carbonized flux in the oxide will contain a large amount of tin, which will accumulate on the tin surface to affect the flow of tin and the quality of the surface tin, so it can only be salvaged.
- the tin surface height is lowered, so it is necessary to add tin bars frequently.
- the reducing powder In order to make tin difficult to oxidize in the air, a reducing separator is required in the molten metal process.
- the reducing powder is often used in the prior art, and the reducing powder has the following defects due to the raw material composition of the molten metal reducing powder: toxic, low reduction rate; due to strong acid in the component, most of it is strong acid Strong alkali is corrosive to the machine and has a large smoke.
- molten metal reducing agent which is also toxic, contains carcinogenic substances to the human body, is irritating to the human body, has a strong smell of smoke, is corrosive to the machine, and the residue is not easy to clean.
- the molten metal reduction machine has the following problems: The quality of the molten metal itself after reduction is low, electricity, labor, and space. Summary of the invention
- one of the objects of the present invention is to provide an environmentally friendly molten metal antioxidant biological reducing agent; the reducing agent is not only highly efficient, but also non-toxic and non-toxic. Carcinogens and smoke are small.
- Another object of the present invention is to provide a method for preparing the molten metal antioxidant biological reducing agent; the method is not only simple and quick, but also non-corrosive to the machine.
- a molten metal antioxidant biological reducing agent comprising the following substances in terms of parts by weight:
- the method for controlling the biological reducing agent is specifically: first, the amount of the polyethylene glycol oleate is put into a reactor and heated to 60 ° C to 70 ° C, and then the amount of thermophilic is put into the reactor.
- the enzyme is slowly stirred; after the mixture in the reactor is completely dissolved, the amount of lipase is slowly added while maintaining the temperature at 30 ° C ⁇ 35 ° C; continue to maintain the temperature at 60 ° C ⁇ 70 ° C to join the monument S Dihydrogen ammonium hydroxide, after the mixture is completely dissolved, it is cooled to normal temperature, and finally the amount of ethylenediamine tetraindole phosphonic acid and fentanyl is slowly stirred while the ethylenediamine tetraindole phosphonic acid is completely dissolved. Said molten metal antioxidant biological reducing agent.
- the present invention comprises polyethylene glycol oleate, thermophilic enzyme, lipase, ammonium dihydrogen phosphate, ethylenediamine tetraindole phosphonic acid, fentanyl; and it is slowly added in batches at a certain temperature.
- ammonium dihydrogen phosphate as an oxide binding reaction catalyst, heat stabilizer, refractory additive
- oleic acid polyethylene glycol ester has good emulsifying property, cleaning property and lubricity
- ethylenediamine tetraindole phosphonic acid has ⁇
- the ability to chelate metal ions is highly pure and non-toxic; HCl is a kind of enzyme with multiple catalytic capabilities, which can catalyze water-insoluble esters.
- the invention utilizes the continuous regeneration of the biological enzyme to make the obtained product not only environmentally friendly but also low in cost.
- the invention not only has high reducing efficiency, non-toxicity, no carcinogenic substance, small smoke, and is non-corrosive to the machine; in particular, the invention can also remove the metal and oxidized impurities which are excessively released on the tin surface in the tin furnace, and the purification is performed. In the high temperature furnace, it can react with the carbonized flux to further increase the reduction effect to release the metal element; after using the invention, the residue is water-soluble, self-degradable, pollution-free, easy to handle, meets environmental protection standards and requires no labor and space. Place.
- the invention can further improve the quality of the electronic industry, save energy and reduce consumption, and be safe, efficient and convenient.
- the invention is a water-soluble oily liquid, and the surface active material can reduce the metal tension on the molten surface, allow the active material to diffuse rapidly, and the active material can be continuously released, and a barrier film can be formed to prevent the tin surface from contacting with the air to prevent oxidation of the tin surface.
- the metal element can be further combined with the oxide and the carbonized flux to achieve the purpose of reducing the molten metal, and the reduced tin in the scum is automatically dropped into the tin furnace, and the water-soluble property is convenient for maintenance and cleaning of the equipment.
- a molten metal antioxidant biological reducing agent comprising the following materials in terms of parts by weight: 50 kg of polyethylene glycol oleate, 5 kg of thermophilic enzyme, 10 kg of lipase, 20 kg of ammonium dihydrogen phosphate, B 10 kg of diamine tetrapurine phosphonic acid and 5 kg of fentanyl.
- the amount of polyethylene glycol oleate is put into a reactor and heated to 60 ° C, and then the amount of thermophilic enzyme is added to the reactor and stirred slowly; after the mixture in the reactor is completely dissolved, , keep the temperature slowly at 35 °C into the amount of lipase; continue to maintain Adding ammonium dihydrogen ammonium hydroxide at 60 ° C, after the mixture is completely dissolved, cooling to room temperature, and finally adding the amount of ethylenediamine tetraindole phosphonic acid and fentanyl while stirring slowly, waiting for ethylenediamine tetrapurine The molten metal antioxidant biological reducing agent is obtained after the phosphonic acid is completely dissolved.
- a molten metal antioxidant biological reducing agent comprising the following materials in terms of parts by weight: 60 kg of polyethylene glycol oleate, 5 kg of thermophilic enzyme, 10 kg of lipase, 10 kg of ammonium dihydrogen phosphate, B 5 kg of diamine tetrapurine phosphonic acid and 10 kg of fentanyl.
- the amount of polyethylene glycol oleate is put into a reactor and heated to 65 ° C, and then the amount of thermophilic enzyme is added to the reactor and stirred slowly; after the mixture in the reactor is completely dissolved, , keep the temperature slowly at 30 ° C into the amount of lipase; continue to maintain the temperature at 70 ° C to add ammonium dihydrogen ammonium, after the mixture is completely dissolved, cooled to room temperature, and finally put the amount of ethylene diamine tetradecene
- the forked phosphonic acid and fentanyl are simultaneously stirred slowly, and the molten metal antioxidant biological reducing agent is obtained after the ethylenediamine tetraindole phosphonic acid is completely dissolved.
- a molten metal antioxidant biological reducing agent comprising the following materials in terms of parts by weight: 55 kg of polyethylene glycol oleate, 10 kg of thermophilic enzyme, 12 kg of lipase, 16 kg of ammonium dihydrogen phosphate, B 5 kg of diamine tetrapurine phosphonic acid and 2 kg of fentanyl.
- the amount of the polyethylene glycol oleate is first charged into the reactor and heated to 68 ° C, and then the amount of thermophilic enzyme is added to the reactor and stirred slowly; after the mixture in the reactor is completely dissolved, , keep the temperature at 32 ° C slowly into the amount of lipase; continue to maintain the temperature at 65 ° C to add ammonium dihydrogen ammonium hydroxide, after the mixture is completely dissolved, cooled to room temperature, and finally put the amount of ethylene diamine tetradecene Pyridinium and fentanyl are slowly stirred while waiting for ethylenediamine The molten metal antioxidant biological reducing agent is obtained after the tetradecylphosphonic acid is completely dissolved.
- a molten metal antioxidant biological reducing agent comprising the following materials in terms of parts by weight: 55 kg of polyethylene glycol oleate, 8 kg of thermophilic enzyme, 13 kg of lipase, 12 kg of ammonium dihydrogen phosphate, B The diamine tetraindole phosphonic acid is 8 kg and the fentanyl is 4 kg.
- the amount of polyethylene glycol oleate is put into a reactor and heated to 70 ° C, and then the amount of thermophilic enzyme is added to the reactor and stirred slowly; after the mixture in the reactor is completely dissolved, , keep the temperature at 35 ° C slowly into the amount of lipase; continue to maintain the temperature at 65 ° C to add ammonium dihydrogen ammonium hydroxide, after the mixture is completely dissolved, cooled to room temperature, and finally put the amount of ethylene diamine tetradecene
- the forked phosphonic acid and fentanyl are simultaneously stirred slowly, and the molten metal antioxidant biological reducing agent is obtained after the ethylenediamine tetraindole phosphonic acid is completely dissolved.
- the method of use of the invention is as follows: in the tin furnace, as long as the invention is poured on the tin slag until wet and hooked, it will automatically reduce the tin oxide, and adsorb and restore the place where the tin slag is not easily salvaged and continue to be effective, wait for 4 ⁇ After 6 hours, continue to increase the amount of the present invention, until the wetting is uniform, continue to do this action every day. Because the product has a high reduction rate and a density lower than the density of the molten metal itself, its residue is extremely small and will float on the tin surface. Depending on the amount of tin slag output, only half of the residue is recovered in 2 to 3 days. The other half stayed on the tin surface to continue the reduction operation.
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Enzymes And Modification Thereof (AREA)
Abstract
一种熔融金属抗氧化生物还原剂，包括聚乙二醇油酸酯、嗜热酶、脂肪酶、磷酸二氢铵、乙二胺四甲叉膦酸、芬多精；其制备方法为在一定温度下分批缓慢加入制得。该熔融金属抗氧化生物还原剂不仅还原效率高、无毒、无致癌物质、烟气小，而且对机器无腐蚀性，尤其是还可以清除锡炉内多余释出在锡面的金属及氧化杂质，起到提纯作用，此外其在高温炉内还可以与碳化助焊剂反应，进一步增加还原效果释放出金属元素。使用该熔融金属抗氧化生物还原剂后，残留物为水溶性，可自行降解，无公害，易处理，符合环保标准且不费人力和空间放置。
Description
一种熔融金属抗氧化生物还原剂及其制备方法 技术领域
本发明涉及熔融金属技术领域，尤其是一种熔融金属抗氧化生物 还原剂及其制备方法。 背景技术
在制造电子产品中常会用到熔融金属， 熔融金属（或合金）遇到 空气就会氧化， 而且在高温炉内也会熔化和氧化； 熔融金属在炉内持 续做循环流动， 氧化速度会加快， 氧化金属量就会变多， 而且氧化物 内会含有碳化后的助焊剂更含有大量的锡，会堆积漂浮在锡面影响锡 的流动和表面锡的质量， 所以只能打捞出来。但是打捞掉锡渣后会使 锡面高度降低，所以要经常添加锡条。为了要让锡在空气中不易氧化， 在熔融金属工艺中需要使用还原隔离剂。 为了解决上述问题， 现有技 术中常使用还原粉， 由于熔融金属还原粉的原料构成， 使得这类还原 粉存在如下的缺陷： 有毒， 还原率低； 由于在成份中有强酸， 而大部 分为强酸强碱对机器有腐蚀性， 烟气大。 另外也有一类熔融金属还原 剂，这类还原剂也存在有毒，对人体含有致癌物质，对人体有刺激性， 烟气大气味浓臭， 对机器有腐蚀性， 残留物成胶状不易清理， 不符合 环保标准以及价格十分的昂贵等缺陷。现有技术中还有使用熔融金属 还原机， 该的方案， 该熔融金属还原机游人存在如下的问题： 还原后 熔融金属本身的质量差， 费电、 费人力管理和费空间放置。 发明内容
为了解决上述问题，本发明的目的之一在于提供了一种环保的熔 融金属抗氧化生物还原剂； 该还原剂不仅还原效率高， 而且无毒、 无
致癌物质、 烟气小。
本发明的目的之二在于提供了所述熔融金属抗氧化生物还原剂 的制备方法； 该方法不仅简便快捷， 而且对机器无腐蚀性。
为了实现上述目的， 本发明的技术方案如下：
一种熔融金属抗氧化生物还原剂，包括按照重量份数比计算的如 下物质：
聚乙二醇油酸酯 50~60 嗜热酶 5~ 10 脂肪酶 10- 15 磷酸二氢铵 10-20 乙二胺四曱叉膦酸 5~ 10 芬多精 2〜10 制备所述熔融金属抗氧化生物还原剂的方法， 具体为： 先将所述量的聚乙二醇油酸酯投入到反应器中加热到 60°C ~70 °C,接着往反应器中投入所述量嗜热酶并緩慢搅拌； 等反应器内的混 合物质完全溶解后， 保持温度于 30°C ~35°C緩慢投入所述量的脂肪 酶； 继续保持温度于 60°C ~70°C下加入碑 S史二氢铵， 待混合物完全 溶解后冷却至常温，最后投入所述量乙二胺四曱叉膦酸和芬多精同时 緩慢搅拌，待乙二胺四曱叉膦酸完全溶解后即得所述熔融金属抗氧化 生物还原剂。
本发明包括聚乙二醇油酸酯、 嗜热酶、 脂肪酶、 磷酸二氢铵、 乙二 胺四曱叉膦酸、 芬多精； 并将其在一定温度下分批緩慢加入制得。 其 中， 磷酸二氢铵作为氧化物结合反应催化剂， 热稳定剂， 耐火材料添 加剂； 油酸聚乙二醇酯具有良好的乳化性、 清洗性、 润滑性； 乙二胺 四曱叉膦酸具有^ ί艮强的螯合金属离子的能力， 为高纯试剂且无毒； 月旨 肪酶是脂肪酶是一类具有多种催化能力的酶，可以催化水不溶性酯类
的水解、 醇解、 酯化、 转酯化及酯类的逆向合成反应， 而且能快速分 解油污、 皂垢、 糖分、 酱汁、 灰尘等等， 同时配合生物酶， 避免了使 用有毒的化学物质；本发明利用生物酶的不断再生使制得的产品不仅 环保、 而且成本低廉。
本发明不仅还原效率高、 无毒、 无致癌物质、 烟气小， 而且对 机器无腐蚀性；尤其是本发明还可以清除锡炉内多余释出在锡面的金 属及氧化杂质， 起到提纯作用； 在高温炉内可以与碳化助焊剂反应， 进一步增加还原效果释放出金属元素； 使用本发明后， 残留物为水溶 性可自行降解无公害，易处理，符合环保标准且不费人力和空间放置。 本发明可以让电子产业品质得到进一步提升，节能降耗，安全， 高效， 方便。
本发明为水溶性油状液体，并含有表面活性物质可降低熔融表面 金属张力， 让活性物质快速扩散， 活性物会持续释放， 可形成一层隔 离膜让锡面不与空气接触防止锡面氧化，可进一步与氧化物及碳化后 的助焊剂结合释放金属元素， 达成熔融金属还原的目地， 浮渣内被还 原的锡会自动掉入锡炉内， 其水溶性之特性便于设备保养清洁。 具体实施方式
实施例 1
一种熔融金属抗氧化生物还原剂，包括按照重量份数比计算的如 下物质： 聚乙二醇油酸酯 50公斤、 嗜热酶 5公斤、 脂肪酶 10公斤、 磷酸二氢铵 20公斤、 乙二胺四曱叉膦酸 10公斤、 芬多精 5公斤。
制备方法：
先将所述量的聚乙二醇油酸酯投入到反应器中加热到 60°C , 接 着往反应器中投入所述量嗜热酶并緩慢搅拌；等反应器内的混合物质 完全溶解后， 保持温度于 35 °C緩慢投入所述量的脂肪酶； 继续保持
温度于 60 °C下加入碑酸二氢铵， 待混合物完全溶解后冷却至常温， 最后投入所述量乙二胺四曱叉膦酸和芬多精同时緩慢搅拌，待乙二胺 四曱叉膦酸完全溶解后即得所述熔融金属抗氧化生物还原剂。 实施例 2
一种熔融金属抗氧化生物还原剂，包括按照重量份数比计算的如 下物质： 聚乙二醇油酸酯 60公斤、 嗜热酶 5公斤、 脂肪酶 10公斤、 磷酸二氢铵 10公斤、 乙二胺四曱叉膦酸 5公斤、 芬多精 10公斤。
制备方法：
先将所述量的聚乙二醇油酸酯投入到反应器中加热到 65 °C , 接 着往反应器中投入所述量嗜热酶并緩慢搅拌；等反应器内的混合物质 完全溶解后， 保持温度于 30°C緩慢投入所述量的脂肪酶； 继续保持 温度于 70 °C下加入碑酸二氢铵， 待混合物完全溶解后冷却至常温， 最后投入所述量乙二胺四曱叉膦酸和芬多精同时緩慢搅拌，待乙二胺 四曱叉膦酸完全溶解后即得所述熔融金属抗氧化生物还原剂。 实施例 3
一种熔融金属抗氧化生物还原剂，包括按照重量份数比计算的如 下物质： 聚乙二醇油酸酯 55公斤、 嗜热酶 10公斤、 脂肪酶 12公斤、 磷酸二氢铵 16公斤、 乙二胺四曱叉膦酸 5公斤、 芬多精 2公斤。
制备方法：
先将所述量的聚乙二醇油酸酯投入到反应器中加热到 68 °C , 接 着往反应器中投入所述量嗜热酶并緩慢搅拌；等反应器内的混合物质 完全溶解后， 保持温度于 32°C緩慢投入所述量的脂肪酶； 继续保持 温度于 65 °C下加入碑酸二氢铵， 待混合物完全溶解后冷却至常温， 最后投入所述量乙二胺四曱叉膦酸和芬多精同时緩慢搅拌，待乙二胺
四曱叉膦酸完全溶解后即得所述熔融金属抗氧化生物还原剂。 实施例 4
一种熔融金属抗氧化生物还原剂，包括按照重量份数比计算的如 下物质： 聚乙二醇油酸酯 55公斤、 嗜热酶 8公斤、 脂肪酶 13公斤、 磷酸二氢铵 12公斤、 乙二胺四曱叉膦酸 8公斤、 芬多精 4公斤。
制备方法：
先将所述量的聚乙二醇油酸酯投入到反应器中加热到 70 °C , 接 着往反应器中投入所述量嗜热酶并緩慢搅拌；等反应器内的混合物质 完全溶解后， 保持温度于 35 °C緩慢投入所述量的脂肪酶； 继续保持 温度于 65 °C下加入碑酸二氢铵， 待混合物完全溶解后冷却至常温， 最后投入所述量乙二胺四曱叉膦酸和芬多精同时緩慢搅拌，待乙二胺 四曱叉膦酸完全溶解后即得所述熔融金属抗氧化生物还原剂。
上述实施例， 只是本发明的较佳实施例， 并非用来限制本发明实 施范围，故凡以本发明权利要求所述的特征及原理所做的等效变化或 修饰， 均应包括在本发明权利要求范围之内。
本发明的使用方法如下：在锡炉内只要把本发明倾倒在锡渣上直 到湿润且均勾， 它就会自动还原氧化锡， 并把不易打捞锡渣的地方吸 附还原并持续有效， 待 4 ~ 6小时后再继续增加本发明的用量， 直到 湿润均匀为止每天持续做这个动作就可以了。因为本产品还原率高且 密度小于熔融金属本身的密度，所以它的残渣量极少且会漂浮在锡面 上， 视锡渣产出量， 一般情况下 2 ~ 3天只打捞掉一半残渣， 而另一 半留在锡面上继续做还原作业。
Claims
1、 一种熔融金属抗氧化生物还原剂， 其特征在于， 包括按照重量份数比计 算的如下物质：
聚乙二醇油酸酯 50~60
嗜热酶 5~10
脂肪酶 10~15
磷酸二氢铵 10 ~ 20
乙二胺四甲叉膦酸 5~10
芬多精 2~10。
2、制备权利要求 1中所述熔融金属抗氧化生物还原剂的方法，其特征在于， 具体为：
先将所述量的聚乙二醇油酸酯投入到反应器中加热， 接着往反应器中投入 所述量嗜热酶并緩慢搅拌； 等反应器内的混合物质完全溶解后， 緩慢投入所述 量的脂肪酶、 磷酸二氢铵； 待混合物完全溶解后冷却至常温， 最后投入所述量 乙二胺四甲叉膦酸和芬多精同时緩慢搅拌， 待乙二胺四甲叉膦酸完全溶解后即 得所述熔融金属抗氧化生物还原剂。
3、根据权利要求 2中所述熔融金属抗氧化生物还原剂的方法，其特征在于， 具体为：
先将所述量的聚乙二醇油酸酯投入到反应器中加热到 60°C ~70°C, 接着往 反应器中投入所述量嗜热酶并緩慢搅拌； 等反应器内的混合物质完全溶解后， 保持温度于 30°C ~ 35°C緩慢投入所述量的脂肪酶； 继续保持温度于 60°C ~70°C 下加入磷酸二氢铵， 待混合物完全溶解后冷却至常温， 最后投入所述量乙二胺 四甲叉膦酸和芬多精同时緩慢搅拌， 待乙二胺四甲叉膦酸完全溶解后即得所述 熔融金属抗氧化生物还原剂。
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| CN101608262A (zh) * | 2009-06-30 | 2009-12-23 | 何光宁 | 熔融金属抗氧化螯合还原剂 |
| CN101613807A (zh) * | 2009-08-03 | 2009-12-30 | 黄俊凯 | 锡渣还原剂 |
| CN101798628A (zh) * | 2010-01-15 | 2010-08-11 | 何光宁 | 熔融金属抗氧化螯合还原剂及生产工艺 |
| TW201127940A (en) * | 2010-02-06 | 2011-08-16 | wen-jie Gao | Anti-oxidative chelating reducing agent for molten metal |
| CN102162039A (zh) * | 2010-02-24 | 2011-08-24 | 诸葛秀英 | 超强锡渣还原剂 |
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| CN101838810B (zh) * | 2010-05-18 | 2012-03-14 | 深圳市堃琦鑫华科技有限公司 | 易降解的水溶性熔融金属抗氧化还原剂 |
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| CN101613807A (zh) * | 2009-08-03 | 2009-12-30 | 黄俊凯 | 锡渣还原剂 |
| CN101798628A (zh) * | 2010-01-15 | 2010-08-11 | 何光宁 | 熔融金属抗氧化螯合还原剂及生产工艺 |
| TW201127940A (en) * | 2010-02-06 | 2011-08-16 | wen-jie Gao | Anti-oxidative chelating reducing agent for molten metal |
| CN102162039A (zh) * | 2010-02-24 | 2011-08-24 | 诸葛秀英 | 超强锡渣还原剂 |
| CN102352446A (zh) * | 2011-08-19 | 2012-02-15 | 帅鹏 | 一种锡或锡合金的抗氧化还原剂 |
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