KR930006324A - 플론 압축기용 윤활유, 상기 윤활유 및 플론의 혼합물로 구성되고 플론 압축기에 적합한 조성물, 및 상기 윤활유를 이용한 플론 압축기의 윤활 방법 - Google Patents

플론 압축기용 윤활유, 상기 윤활유 및 플론의 혼합물로 구성되고 플론 압축기에 적합한 조성물, 및 상기 윤활유를 이용한 플론 압축기의 윤활 방법 Download PDF

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KR930006324A
KR930006324A KR1019920017056A KR920017056A KR930006324A KR 930006324 A KR930006324 A KR 930006324A KR 1019920017056 A KR1019920017056 A KR 1019920017056A KR 920017056 A KR920017056 A KR 920017056A KR 930006324 A KR930006324 A KR 930006324A
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South Korea
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lubricating oil
group
flon
refrigerant
formula
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KR1019920017056A
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KR970006965B1 (ko
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다까시 가이마이
히로끼 다와끼
스미오 요꼬
요시에 아라까와
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우찌까와 다께시
가부시끼가이샤 교세끼세이힌지쥬쓰겡뀨쇼
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Publication of KR930006324A publication Critical patent/KR930006324A/ko
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    • 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
    • C10M107/00—Lubricating compositions characterised by the base-material being a macromolecular compound
    • C10M107/20—Lubricating compositions characterised by the base-material being a macromolecular compound containing oxygen
    • C10M107/30—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C10M107/32—Condensation polymers of aldehydes or ketones; Polyesters; Polyethers
    • C10M107/34—Polyoxyalkylenes
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    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K5/00—Heat-transfer, heat-exchange or heat-storage materials, e.g. refrigerants; Materials for the production of heat or cold by chemical reactions other than by combustion
    • C09K5/02—Materials undergoing a change of physical state when used
    • C09K5/04—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa
    • C09K5/041—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems
    • C09K5/044—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds
    • C09K5/045—Materials undergoing a change of physical state when used the change of state being from liquid to vapour or vice versa for compression-type refrigeration systems comprising halogenated compounds containing only fluorine as halogen
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    • C10M171/00—Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
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    • C09K2205/24—Only one single fluoro component present
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    • C10M2207/02—Hydroxy compounds
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    • C10M2207/04—Ethers; Acetals; Ortho-esters; Ortho-carbonates
    • C10M2207/042—Epoxides
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    • C10M2207/10—Carboxylix acids; Neutral salts thereof
    • C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
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    • C10M2209/105—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of alkylene oxides containing three carbon atoms only
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    • C10M2209/107—Polyethers, i.e. containing di- or higher polyoxyalkylene groups of two or more specified different alkylene oxides covered by groups C10M2209/104 - C10M2209/106
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Abstract

하기 식 :
[상기 식에서, Rl은 1 내지 4의 원자가를 갖는 C1~8알콜에서 유래된 탄화수소 잔기를 나타내고, R2은 C3~4측쇄 알킬렌기를 나타내고, x는 1∼4의 정수를 나타내며, y 및 z는 각각 독립적으로 양수를 나타낸다]으로 표시되는 화합물을 주성분으로 함유하고, R2O 단위 및 CH2CH20단위가 상기 식(I)에 나타낸 순서로 블록 공중합되어 있고, z/(y+z)이 0보다 크고 0.3이하인 플론 압축기용 윤활유가 개시되어 있다. 윤활유는 100℃에서 2-30oSt의 동적 점성도를 갖는다. 식(I)을 윤활유와 식(II) : R3-[-0-(R40)m-(CH2CH20)n-R5]ℓ을 갖는 윤활유의 혼합물이 또한 사용될 수 있다. 식(II)에서, R3는 1~4개의 히드록실기를 갖는 C1~8알콜에서 유래된 탄화수소 잔기를 나타내고, R4는 C3~4측쇄 알킬렌기를 나타내며, R5는 C1~8알킬기를 나타내고, ℓ은 1-4의 정수를 나타내고, m 및 n은 독립적으로 양수를 나타내며, R40단위 및 CH2CH2O단위가 블록 공중합되어 있고, n/(m+n)은 0보다 크고 0.5이하이다. 윤활유/냉매 조성물은 소량부의 윤활유와 다량부의 1종 이상의 플론을 함유하며, 플론 압축기 윤활 방법에서 매우 유용하다.

Description

플론 압축기용 윤활유, 상기 윤활유 및 플론의 혼합물로 구성되고 플론 압축기에 적합한 조성물, 및 상기 윤활유를 이용한 플론 압축기의 윤활 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명을 구체화한 제1실시예를 나타내는 요동 사판식 압축기 전체의 측단면도,
제2도는 제1도의 주요부 확대 단면도,
제3도는 토출압과 벨로우즈 내외실의 차압의 관계를 나타내는 그래프.

Claims (16)

  1. 하기 식(I) :
    [상기 식에서, R1은 1 내지 4의 원자가를 갖는 C1~8알콜에서 유래된 탄화수소 잔기를 나타내고, R2은 C3~4측쇄 알킬렌기를 나타내고, x는 1~4의 정수를 나타내며, y 및 z는 각각 독립적으로 양수를 나타낸다]으로 표시되는 적어도 하나의 화합물을 함유하고, R20 단위 및 CH2CH20단위가 상기 식(I)에 나타낸 순서로 블록 공중합되어 있고, 상기 C1~8알콜이 원자가 1인 경우 z/(y+z)이 0보다 크고 0.3이하이며, 상기 C1~8알콜이 원자가 2~4인 경우 z/(y+z)이 0보다 크고 0.5이하이며, 100℃에서의 윤활유의 동적 점성도가 2~30cSt임을 특징으로 하는 플론 압축기용 윤활유.
  2. 제1항에 있어서, R1은 메틸기, 에틸기, 프로필기, 부틸기, 펜틸기, 헥실기, 헵틸기 및 옥틸기, 트리플루오로메틸기 및 트리플루오로메틸에틸기로 구성된 군에서 선택되거나, 또는 R1은 에틸렌 글리콜, 프로필렌 글리콜, 디에틸렌 글리콜, 1,3-프로판디올, 1,2-부탄디올, 1,6-헥산디올, 2-에틸-1,3-디올, C5~8네오펜틸글리콜 2가 알콜, 트리메틸롤 에탄, 트리메틸롤 프로판, 트리메틸롤 부탄, 글리세린, 3-메틸-1,3,5-펜탄트리올 및 펜타에리트리톨로 구성된 군에서 선택된 알콜 유래의 적어도 하나의 탄화수소 잔기임을 특징으로 하는 윤활유.
  3. 제1항에 있어서, 상기 C1~8알콜이 2-4의 원자가를 갖고 z/(y+z)은 0.05~0.3임을 특징으로 하는 윤활유.
  4. 제1항에 있어서, 상기 C1~8알콜이 2-4의 원자가를 갖고 z/(y+z)은 0.05~0.25임을 특징으로 하는 윤활유.
  5. 제1항에 있어서, 상기 C1~8알콜이 2-4의 원자가를 갖고 평균 분자량은 1200이하임을 특징으로 하는 윤활유.
  6. 제1항 내지 5항 중 어느 한 항에 있어서, 하기식(II) :
    [상기식에서, R3는 1~4개의 히드록실기를 갖는 C1~8알콜 유래의 탄화수소 잔기를 나타내고, R4은 C3~4측쇄 알킬렌기를 나타내고, R5는 C1~8알킬기를 나타내며, ℓ은 1-4의 정수를 나타내고, m 및 n은 독립직으로 양수를 나타낸다]로 표시되는 화합물을 추가로 함유하고 R40단위 및 CH2CH20단위가 블록 공중합되어 있고, n/(m+n)은 0보다 크고 0.5이하임을 특징으로 하는 윤활유.
  7. 제6항에 있어서, R3가 하나의 히드록실기를 갖는 모노알콜의 탄화수소 잔기, 또는 메틸기 또는 에틸기를 나타냄을 특징으로 하는 윤활유.
  8. 제6항에 있어서, 식(I)의 화합물과 식(II)의 화합물의 혼합비가 중량기준으로 25 : 75 내지 75 : 25임을 특징으로 하는 윤활유.
  9. 50중량%이상의 플론 냉매와 제1항 내지 8항 중 어느 한 항에 청구된 50중량%미만의 플론 압축기용 윤활유로 이루어진 플론 압축기용 윤활유/냉매 조성물.
  10. 제9항에 있어서, 상기 조성물이 1~30중량%의 윤활유와 99-70중량%의 플론 냉매로 이루어짐을 특징으로 하는 윤활유/냉매 조성물.
  11. 제9항에 있어서, 플론 냉매가 염소를 함유하지 않는 플론 냉매임을 특징으로 하는 윤활유/냉매 조성물.
  12. 제9항에 있어서, 플론 냉매가 1,1,1,2-테트라플루오로에탄, 1,1,2,2-테트라플루오로에탄, 1,1,-디플루오로에탄, 디플루오로메탄 및 펜타플루오로에탄으로 구성된 군에서 선택된 적어도 하나의 수소-함유 플론 냉매임을 특징으로 하는 윤활유/냉매 조성물.
  13. 제1항 내지 8항 중 어느 한 항에 청구된 상기 플론 압축기용 윤활유를 이용한 플론 압축기의 윤활방법.
  14. 제13항에 있어서, 상기 조성물이 1∼30중량%의 윤활유와 99~70중량%의 플론 냉매로 이루어짐을 특징으로 하는 윤활방법.
  15. 제13항에 있어서, 플론 냉매가 염소를 함유하지 않는 플론 냉매임을 특징으로 하는 윤활방법.
  16. 제13항에 있어서, 플론 냉매가 1,1,1,2-테트라플루오로에탄, 1,1,2,2-테트라플루오로에탄, 1,1,-디플루오로에탄, 디플루오로메탄 및 펜타플루오로에탄으로 구성된 군에서 선택된 적어도 하나의 수소-함유 플론 냉매임을 특징으로 하는 윤활방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920017056A 1991-09-19 1992-09-18 플론 압축기용 윤활유, 상기 윤활유 및 플론의 혼합물로 구성되고 플론 압축기에 적합한 조성물, 및 상기 윤활유를 이용한 플론 압축기의 윤활 방법 KR970006965B1 (ko)

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WO1991009097A1 (en) * 1989-12-14 1991-06-27 Idemitsu Kosan Co., Ltd. Refrigerator oil composition for hydrofluorocarbon refrigerant

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100405447B1 (ko) * 1993-12-03 2004-04-21 이데미쓰 고산 가부시키가이샤 압축형 냉동기용 윤활유

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AU648435B2 (en) 1994-04-21
AU2358892A (en) 1993-04-22
KR970006965B1 (ko) 1997-05-01
GB2260331A (en) 1993-04-14
GB2260331B (en) 1996-01-31
DE69216187D1 (de) 1997-02-06
GB9219690D0 (en) 1992-10-28
EP0533165B1 (en) 1996-12-27
EP0533165A1 (en) 1993-03-24
DE69216187T2 (de) 1997-05-07

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