【発明の名称】高温で運転する冷凍コンプレッサー用ポリオールエステル潤滑剤

Title:

【発明の名称】高温で運転する冷凍コンプレッサー用ポリオールエステル潤滑剤

Document Type and Number:

Japanese Patent JPH08505160

Kind Code:

A

Abstract:

A high quality lubricant for heavy duty service air conditioner and refrigerator compressors, especially those using chlorine free hydrofluorocarbon refrigerant working fluids, is provided by mixed esters of hindered polyols, most desirably di-pentaerythritol, usually mixed with some pentaerythritol, with a mixture of carboxylic acids including at least some of each of iso-pentanoic acid and iso-nonanoic acid.

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Inventors:

Schner, Nicholas Yee
Seeler, Eugene Earl

Application Number:

JP50149493A

Publication Date:

June 04, 1996

Filing Date:

May 27, 1993

Export Citation:

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Assignee:

Henkel Corporation

International Classes:

C09K5/04; C10M105/38; C10M105/42; C10M169/04; C10M171/00; C10N20/00; C10N20/02; C10N30/00; C10N40/30; (IPC1-7): C10M105/38; C09K5/04; C10M105/42

Attorney, Agent or Firm:

Aoyama Ryo (2 outside people)

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