KR890701706A - 냉각용 윤활제 조성물 - Google Patents

냉각용 윤활제 조성물

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Publication number
KR890701706A
KR890701706A KR1019890701148A KR890701148A KR890701706A KR 890701706 A KR890701706 A KR 890701706A KR 1019890701148 A KR1019890701148 A KR 1019890701148A KR 890701148 A KR890701148 A KR 890701148A KR 890701706 A KR890701706 A KR 890701706A
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South Korea
Prior art keywords
lubricant composition
composition according
glycol
tetrafluoroethane
range
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KR1019890701148A
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English (en)
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KR0128716B1 (ko
Inventor
힐렐 마지드
죤 더블유 펠러바
레이먼드 토마스
레오나드 스티엘
Original Assignee
로이 에이취 맷신길
알라이드 시그날 인코포레이티드
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Publication of KR890701706A publication Critical patent/KR890701706A/ko
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Publication of KR0128716B1 publication Critical patent/KR0128716B1/ko

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Abstract

내용 없음

Description

냉각용 윤활제 조성물
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (10)

  1. (a)테트라플루오로에탄； 및 (b)히드록시기에 관하여 최소 2관능적이며, 300-2000의 분자량을 갖고, 점도가 37℃에서 약 25-150센티스토크이며, 점도지수가 최소 20이며, -40℃에서 최소 +20℃ 범위내에서 상기 테트라플루오로에탄과 혼화적인, 윤활작용을 하기에 충분한량의 최소하나의 폴리옥시알키렌 글리콜；을 포함하는 압축냉각에 사용하기 위한 윤활제조성물.
  2. 1항에 있어서, 상기 테트라플루오로에탄은 1,1,1,2-테트라플루오로에탄임을 특징으로하는 윤활제조성물
  3. 1항에 있어서, 상기 글리콜은 다른 분자량 및 히드록시 관능기를 갖는 폴리알키렌 글리콜의 혼합물임을 특징으로하는 윤활제조성물.
  4. 1항에 있어서, 상기 글리콜은 옥시프로필렌유니트가 전체의 최소 80%인 폴리옥시프로필렌글리콜임을 특징으로하는 윤활제조성물.
  5. 1항에 있어서, 상기 글리콜은 폴리옥시프로필렌글리콜임을 특징으로하는 윤활제조성물.
  6. 1항에 있어서, 상기 혼화가능범위는 -40℃에서 최소 +30℃ 범위임을 특징으로하는 윤활제조성물.
  7. 6항에 있어서, 상기 혼화가능범위는 -40℃에서 최소 +40℃ 범위임을 특징으로하는 윤활제조성물.
  8. 7항에 있어서, 상기 혼화가능범위는 -40℃에서 최소 +50℃ 범위임을 특징으로하는 윤활제조성물.
  9. 1항에 있어서, 상기성분 (a) 및 (b)는 (b)에 대한 (a)의 중량비가 99/1-1/99임을 특징으로하는 윤활제조성물.
  10. 1항에 있어서, 나아가 상기 조성물의 수행력을 증진시키기위하여 (1)극한압력 및 내마모제 (2)산화 및 열안정성 개선제 (3)부식방지제 (4)점도지수개선제 (5)유동점 및 엉김점 억제제 (6)청정제 (7)소포제 및 (8)점도조절제, 로 구성되는 그룹에서 선택된 첨가제(c)를 포함함을 특징으로하는 윤활제조성물.
    ※ 참고사항：최초출원 내용에 의하여 공개하는 것임.
KR1019890701148A 1987-10-23 1988-10-12 냉각용 윤활제 조성물 KR0128716B1 (ko)

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US07/111,745 US4755316A (en) 1987-10-23 1987-10-23 Refrigeration lubricants
PCT/US1988/003550 WO1989003866A1 (en) 1987-10-23 1988-10-12 Refrigeration lubricants

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EP0383822B1 (en) 1992-07-29
KR0128716B1 (ko) 1998-04-02
WO1989003866A1 (en) 1989-05-05
ATE78852T1 (de) 1992-08-15
CA1313861C (en) 1993-02-23
US4755316A (en) 1988-07-05
JPH0478674B2 (ko) 1992-12-11
JPH02502385A (ja) 1990-08-02
DE3873349D1 (de) 1992-09-03
EP0383822A1 (en) 1990-08-29
DE3873349T2 (de) 1993-04-22

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