KR101689976B1 - 친환경 금속 가공용 절삭액 제조 방법 - Google Patents
친환경 금속 가공용 절삭액 제조 방법 Download PDFInfo
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- 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
- C10M109/00—Lubricating compositions characterised by the base-material being a compound of unknown or incompletely defined constitution
-
- 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
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/12—Inhibition of corrosion, e.g. anti-rust agents or anti-corrosives
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- 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
-
- C10N2240/40—
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Lubricants (AREA)
Abstract
이를 위해, 본 발명에 따른 친환경 수용성 금속 가공용 절삭액 조성물은 트리에탄올아민(Triethanolamine)과, 프로필렌글리콜(Propylene glycol)과, 디카르복실산 아민 염(Dicarboxylic acid amine salt)과, 강알카리성 전해수를 함유한다.
Description
도 2는 본 발명의 제조 방법을 실시하기 위해 사용되는 강알카리성 전해수 제조 장치를 나타내는 도면이며,
도 3은 본 발명에 따른 친환경 금속 가공용 절삭액의 살균력을 실험한 결과를 나타낸 도표이다.
실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 | |
트리에탄올아민(중량%) | 20 | 15 | 21 | 21 | 10 | 10 | 9.9 |
프로필렌글리콜(중량%) | 15 | 10 | 15 | 17 | 5 | 4.9 | 5 |
디카르복실산 아민염(중량%) | 15 | 5 | 15 | 17 | 0 | 0.1 | 0.1 |
강알카리성 전해수(중량%) |
50 | 70 | 49 | 45 | 85 | 85 | 85 |
실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 | |
악취 정도 | × | × | △ | ○ | × | × | × |
색깔 변화 | × | × | 담황색 | 진한 담황색 | × | × | × |
경과 시간 | 실시예 1 | 실시예 2 | 비교예 1 | 비교예 2 | 비교예 3 | 비교예 4 | 비교예 5 |
1, 2, 3, 6, 24hr | ◎,◎,◎,◎,◎ | ◎,◎,◎,◎,◎ | ◎,◎,◎,◎,◎ | ◎,◎,◎,◎,◎ | ◎,○,○,△,× | ◎,◎,○,△,△ | ◎,◎,○,△,△ |
1 : 9 | 1 : 9.5 | 1 : 10 | 1 : 10.5 | 1 : 11 | |
점도(mPa.s) | 133 | 132 | 130 | 128 | 126 |
표면장력(dyne/cm) | 30 | 27 | 26 | 28 | 33 |
Claims (3)
- 삭제
- 삭제
- 트리에탄올아민(Triethanolamine), 프로필렌글리콜(Propylene glycol), 디카르복실산 아민 염(Dicarboxylic acid amine salt), 및 강알카리성 전해수를 함유하는 친환경 금속 가공용 절삭액 제조 방법에 있어서,
pH 13.1 ~ 13.5의 강알카리성 전해수를 제조하는 단계(a)와,
상기 단계(a)에서 제조된 pH 13.1 ~ 13.5의 강알카리성 전해수에 pH 10.5의 트리에탄올아민(Triethanolamine), pH 7의 프로필렌글리콜(Propylene glycol), 및 pH 12의 디카르복실산 아민 염(Dicarboxylic acid amine salt)을 첨가하되, 조성물 전체 100중량%에 대하여 상기 강알카리성 전해수 70중량%에 상기 트리에탄올아민 15중량%, 상기 프로필렌글리콜 10중량%, 및 상기 디카르복실산 아민 염 5중량%를 첨가하는 단계(b)와,
상기 단계(b)에서 제조된 조성물과 물을 1:10 부피비로 혼합하는 단계(c)를 포함하고;
상기 단계(a)는 강알카리성 전해수 제조 장치를 사용하여 제조되되, 상기 강알카리성 전해수 제조 장치는 전기 분해를 일으키는 전해조(10)와 수산화칼륨이 용해된 원수가 저장된 원수조(20)를 포함하고,
상기 전해조(10)는 이온격막(11)에 의해 내부가 구획되고, 상기 이온격막(11) 일측에는 양극판(12)이 설치되며 타측에는 음극판(13)이 설치되되 상기 양극판(12) 및 음극판(13)은 전원을 공급하고 장치를 제어하는 컨트롤러(30)와 전기적으로 연결되어 있으며,
상기 전해조(10)는 상부에서 전해질 수용액이 투입되는 전해질 투입관(14)과 연통되고,
상기 전해질 투입관(14)의 상류측에는 NaCl 수용체가 내장된 전해질 카트리지(15)가 구비됨으로써 상기 NaCl 수용체를 교체할 수 있음과 아울러 상기 컨트롤러(30)의 제어에 의해 전해질인 NaCl의 투입량을 조절하거나 투입 시기를 제어할 수 있으며,
상기 전해조(10)는 상기 양극판(12)이 설치된 이온격막(11)의 일측 하부에 제1전해수 배출관(16)과 연통되어 양극판(12)이 설치된 이온격막(11)의 일측에서 생성된 강산성 전해수를 배출시킬 수 있고,
상기 원수조(20)는 상기 음극판(13)이 설치된 전해조(10)의 타측과 상부 관로(21) 및 하부 관로(22)를 통해 연통되어 있고, 상기 하부 관로(22)에는 원수조(20)에 저장된 수산화칼륨이 용해된 원수를 상기 컨트롤러(30)의 제어에 의해 상기 전해조(10)의 타측으로 연속해서 순환시키기 위한 펌프(23)가 구비되며,
상기 원수조(20)는 수산화칼륨이 투입되는 수산화칼륨 투입관(24) 및 상용수인 원수가 공급되는 원수 공급관(25)과 상부에서 연통되고, 생성된 강알카리성 전해수를 배출시키기 위한 제2전해수 배출관(26)과 하부에서 연통되며,
상기 단계(a)는 상기 원수 공급관(25)을 통해 상기 원수조(20)에 원수 20리터를 공급한 후 상기 수산화칼륨 투입관(24)을 통해 수산화칼륨 용액 2리터를 상기 원수조(20)에 첨가한 다음, 상기 전해질 투입관(14)으로 원수를 유입시켜 상기 전해질 카트리지(15)를 통해 NaCl 수용액을 생성시키고 상기 NaCl 수용액을 상기 전해질 투입관(14)을 통해 상기 전해조(10)로 유입시켜 상기 전해조(10)에 저장한 후, 상기 컨트롤러(30)의 제어를 통해 15분 동안 상기 양극판(12)과 음극판(13)에 각각 전기를 공급하면서 펌프(23)를 가동시켜 수산화칼륨이 용해된 원수를 상기 음극판(13)이 설치된 전해조(10)의 타측으로 연속해서 순환시키면서 상기 전해조(10)에서 전기 분해를 일으킨 다음, 상기 제2전해수 배출관(26)으로 강알카리성 전해수를 배출시킴으로써, pH 13.1 ~ pH 13.5 범위의 강알카리성 전해수를 제조하는 것을 특징으로 하는 친환경 금속 가공용 절삭액 제조 방법.
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