Lubricant compositions for metalworking

Details Lubricant compositions for metalworking Lubricant compositions for metalworking

1987-08-20

1989-05-30

Dixon, Jr., William R.

Compositions

Electrolytes for electrical devices

72 42, 252 41, 252 496, C10M12510

Patent

active

048348910

ABSTRACT:
The present invention provides a lubricant composition for metalworking at a temperature higher than 200.degree. C. which comprises as its active components (i) at least one alkali metal salts of phthalic acid and (ii) a glass composition comprising 20 to 70% by weight of P.sub.2 O.sub.5, 8 to 72% by weight of M.sub.2 O wherein M is an alkali metal and 0 to 80% by weight of B.sub.2 O.sub.3, the ratio of component (i) to component (ii) being about 10:90 to about 90:10 in a total amount of 100 parts by weight.

REFERENCES:
patent: 2874121 (1959-02-01), Hatton
patent: 3298953 (1967-01-01), Marway
patent: 3840461 (1974-10-01), Espunes
patent: 4260498 (1981-04-01), Sample, Jr. et al.
patent: 4402838 (1983-09-01), Eguchi et al.
patent: 4409113 (1983-10-01), Bertell
patent: 29049303 (1960-06-01), Pattenden
Smalheer et al, "Lubricant Additives," 1967, pp. 7-8.

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