초록 ▼

An excellent lubricant and surface conditioner layer on formed metal surfaces, particularly aluminum cans that have been previously provided with a chromium oxide conversion coating, can be formed by contacting the cans with an aqueous lubricant and surface conditioner forming composition that conta

An excellent lubricant and surface conditioner layer on formed metal surfaces, particularly aluminum cans that have been previously provided with a chromium oxide conversion coating, can be formed by contacting the cans with an aqueous lubricant and surface conditioner forming composition that contains at least one oxa acid or methyl ester thereof corresponding to general formula (I):EQU CH.sub.3 (CH.sub.2).sub.a O(CH.sub.2 CH.sub.2 O).sub.x CH.sub.2 C(O)OR(I),

대표청구항 ▼

[ The invention claimed is:] [1.] A liquid concentrate suitable for mixing with water to produce a liquid lubricant and surface conditioner forming composition, said concentrate comprising water and:(A) an amount of a component selected from the group consisting of molecules of oxa acids and their m

[ The invention claimed is:] [1.] A liquid concentrate suitable for mixing with water to produce a liquid lubricant and surface conditioner forming composition, said concentrate comprising water and:(A) an amount of a component selected from the group consisting of molecules of oxa acids and their methyl esters corresponding to general formula (I):EQU CH.sub.3 (CH.sub.2).sub.n O(CH.sub.2 CH.sub.2 O).sub.x CH.sub.2 C(O)OR(I), re each of n and x, which may be the same or different, is a positive integer, x is not less than 8, and R represents H or CH.sub.3 ; and(B) an amount of a component selected from the group consisting of:(B.1) molecules corresponding to general formula (I) when x is not more than 7;(B.2) molecules conforming to general formula (II):EQU R.sup.1 O(CH.sub.2 CH.sub.2 O).sub.y (CH.sub.2 CHCH.sub.3 O).sub.z H(II),where R.sup.1 is a moiety selected from the group consisting of (i) saturated and unsaturated straight and branched chain aliphatic monovalent hydrocarbon moieties and (ii) saturated and unsaturated straight and branched chain aliphatic monovalent hydrocarbon moiety substituent bearing phenyl moieties in which the aromatic ring in the phenyl moiety is directly bonded to the oxygen atom appearing immediately after the R.sup.1 symbol in formula (II); y is a positive integer, and z is zero, one, or two;(B.3) molecules conforming to general formula (III):EQU R.sup.2 C(O)O(CH.sub.2 CH.sub.2 O).sub.p H (III),where R.sup.2 is selected from the group consisting of saturated and unsaturated straight and branched chain aliphatic monovalent hydrocarbon moieties and p is a positive integer;(B.4) molecules conforming to general formula (IV):EQU HO(CH.sub.2 CH.sub.2 O).sub.q (CH.sub.2 CHCH.sub.3 O).sub.r (CH.sub.2 CH.sub.2 O).sub.q H (IV),where each of q and q', which may be the same or different, represents a positive integer from 2 to 10 and r represents a positive integer from 3 to 60; and(B.5) molecules conforming to general formula (V):EQU HO(CH.sub.2 CHCH.sub.3 O).sub.s (CH.sub.2 CH.sub.2 O).sub.t (CH.sub.2 CHCH.sub.3 O).sub.s H (V),where each of s and s', which may be the same or different, represents a positive integer from 10 to 63 and t represents a positive integer from 2 to 20, rein the amount of component (B) has a ratio to the amount of component (A) that is from about 0.2: 1.0 to about 10:1.0.