JPS5765794A - Extreme-pressure additive - Google Patents

Extreme-pressure additive

Info

Publication number
JPS5765794A
JPS5765794A JP14128680A JP14128680A JPS5765794A JP S5765794 A JPS5765794 A JP S5765794A JP 14128680 A JP14128680 A JP 14128680A JP 14128680 A JP14128680 A JP 14128680A JP S5765794 A JPS5765794 A JP S5765794A
Authority
JP
Japan
Prior art keywords
alcohol
lanolin
extreme
ester derived
fatty acid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP14128680A
Other languages
Japanese (ja)
Inventor
Shiro Yoshikawa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
YOSHIKAWA SEIYU KK
Yoshikawa Oil and Fat Co Ltd
Original Assignee
YOSHIKAWA SEIYU KK
Yoshikawa Oil and Fat Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by YOSHIKAWA SEIYU KK, Yoshikawa Oil and Fat Co Ltd filed Critical YOSHIKAWA SEIYU KK
Priority to JP14128680A priority Critical patent/JPS5765794A/en
Publication of JPS5765794A publication Critical patent/JPS5765794A/en
Pending legal-status Critical Current

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  • Lubricants (AREA)

Abstract

PURPOSE: To provide an extreme-pressure additive having excellent extreme-pressure performance, consisting of a reaction product obtd. by reacting an ester derived from lanolin alcohol and lanolin fatty acid or an unsaturated carboxylic acid, or an ester derived from an unsaturated alcohol and lanolin fatty acid with sulfur.
CONSTITUTION: At least one ester selected from an ester derived from lanolin alcohol and lanolin fatty acid obtd. from the hydrolysis of lanolin, an ester derived from lanolin alcohol and an unsaturated carboxylic acid such as oleic acid or acrylic acid, and an ester derived from an unsaturated alcohol such as oleyl alcohol or allyl alcohol and lanolin fatty acid, is reacted with sulfur. Sulfur is used in an amount of 1W20wt% based on the amount of the ester. The reaction is carried out at 95°C or higher for 1W5hr. The resulting reaction product is used as the desired extreme-pressure additive, having excellent extreme-pressure performance similar or superior to that of sulfurized sperm oil.
COPYRIGHT: (C)1982,JPO&Japio
JP14128680A 1980-10-09 1980-10-09 Extreme-pressure additive Pending JPS5765794A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14128680A JPS5765794A (en) 1980-10-09 1980-10-09 Extreme-pressure additive

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14128680A JPS5765794A (en) 1980-10-09 1980-10-09 Extreme-pressure additive

Publications (1)

Publication Number Publication Date
JPS5765794A true JPS5765794A (en) 1982-04-21

Family

ID=15288350

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14128680A Pending JPS5765794A (en) 1980-10-09 1980-10-09 Extreme-pressure additive

Country Status (1)

Country Link
JP (1) JPS5765794A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531842A3 (en) * 1991-09-13 1994-04-06 Rhein Chemie Rheinau Gmbh

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0531842A3 (en) * 1991-09-13 1994-04-06 Rhein Chemie Rheinau Gmbh

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