Compositions for increasing hydrocarbon production from subterranean formations

Claim 2

A composition of matter comprising an anionic perflurosubstituted compound having a representative formula selected from the group consisting of: ##STR5## and ##STR6## wherein a is a whole number or fraction thereof in the range of from about 4 to about 18; wherein b is a whole number or fraction thereof in the range of from about 0 to about 30; wherein c is a whole number or fraction thereof in the range of from about 1 to about 3; wherein d is independently a whole number or fraction thereof in the range of from about 0 to about 1 and the sum of the average values of d are less than or equal to c; R is independently selected from the group consisting of hydrogen and a methyl group whereby mixtures containing both groups may result; and X + is an exchangeable cation; and Z is a nucleophile containing radical species containing at least one member selected from the group consisting of oxygen and nitrogen wherein the nitrogen is in the form of NR 1 wherein R 1 is independently selected from the group consisting of hydrogen and methyl radicals.

Claim 3

The composition of claim 1 wherein: a is from about 6 to 12; b is from about 0 to 20; c is from about 1 to 2; and the sum of the average values of d is from about 0 to 2.

Claim 4

The composition of claim 1 wherein: a is from about 6 to 12; b is from about 10 to 20; c is about 1.5; the sum of the average values of d is about 1.5; and X is selected from potassium and ammonium ions.

Claim 5

The composition of claim 3 wherein: a is from about 7 to 9 and b is from about 15 to 20.

Claim 6

The composition of claim 4 wherein a is about 8.

Claim 7

A composition of matter represented by the formula: ##STR7## wherein a is a whole number or fraction thereof in the range of from about 6 to about 12; wherein b is a whole number or fraction thereof in the range of from about 10 to about 20; wherein c is a whole number or fraction thereof in the range of from about 1 to about 2; R is independently selected from hydrogen and a methyl radical; and X + is a cation selected from the group consisting of sodium, potassium and ammonium ions.

Claim 8

A composition of matter represented by the formula: ##STR7## wherein a is a whole number or fraction thereof in the range of from about 6 to about 12; wherein b is a whole number or fraction thereof in the range of from about 10 to about 20; wherein c is a whole number or fraction thereof in the range of from about 1 to about 2; R is independently selected from hydrogen and a methyl radical; and X + is a cation selected from the group consisting of sodium, potassium and ammonium ions.

Claim 9

The compostion of claim 6 wherein: a is from about 7 to about 9; b is from about 15 to about 20; and c is about 1.5.

Claim 10

The composition of claim 6 wherein a is about 8.

Claim 11

The composition of claim 8 wherein X is selected from the group consisting of potassium and ammonium ions.

Claim 12

A composition of matter represented by the formula: ##STR8## wherein: a is a whole number or fraction thereof in the range of from about 6 to about 12; b is a whole number or fraction thereof in the range of from about 10 to about 20; R is independently selected from hydrogen and a methyl radical; and X + is a cation selected from the group consisting of sodium, potassium and ammonium ions.

Claim 13

A composition of matter represented by the formula: ##STR8## wherein: a is a whole number or fraction thereof in the range of from about 6 to about 12; b is a whole number or fraction thereof in the range of from about 10 to about 20; R is independently selected from hydrogen and a methyl radical; and X + is a cation selected from the group consisting of sodium, potassium and ammonium ions.

Claim 14

The composition of claim 10 wherein: a is from about 7 to about 9; b is from about 15 to about 20; R is hydrogen; and X is selected from the group consisting of potassium and ammonium ions.

Claim 15

The composition of claim 11 wherein a is about 8, d is about 1.5 and e is about 1.5.

Claim 16

The composition of claim 10 wherein: a is about 8; b is about 15 to 20; R is hydrogen; and X is selected from the group consisting of potassium and ammonium ions.

Claim 17

A sulfonic acid or salt product produced by the process comprising the steps of: contacting a perfluoro alcohol of the formula F(CF.sub.2).sub.a CH.sub.2 CH.sub.2 OH wherein a is a whole number or fraction thereof of from 4 to 18 with an oxirane selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, mixtures thereof, and substituted derivatives thereof in the presence of a sufficient quantity of a Lewis acid catalyst in a reaction vessel in a manner so as to maintain a reaction temperature between 60° C. and 140° C. whereby a reaction product comprising a perfluoro alcohol-oxirane adduct containing from about 0 to about 30 moles of said oxirane is produced; contacting said reaction product in a reaction vessel with an epihalohydrin in the presence of a sufficient quantity of a Lewis acid catalyst at a temperature within the range of from about 60° C. to about 100° C. whereby from 1 to 3 moles of said epihalohydrin are incorporated into said reaction product; and contacting said epihalohydrin-containing reaction product with a sulfonating agent in a reaction vessel under suitable conditions whereby said reaction mixture is caused to yield a sulfonic acid or salt of said epihalohydrin-containing reaction product.

Claim 18

A sulfonic acid or salt product produced by the process comprising the steps of: contacting a perfluoro alcohol of the formula F(CF.sub.2).sub.a CH.sub.2 CH.sub.2 OH wherein a is a whole number or fraction thereof of from 4 to 18 with an oxirane selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, mixtures thereof, and substituted derivatives thereof in the presence of a sufficient quantity of a Lewis acid catalyst in a reaction vessel in a manner so as to maintain a reaction temperature between 60° C. and 140° C. whereby a reaction product comprising a perfluoro alcohol-oxirane adduct containing from about 0 to about 30 moles of said oxirane is produced; contacting said reaction product in a reaction vessel with an epihalohydrin in the presence of a sufficient quantity of a Lewis acid catalyst at a temperature within the range of from about 60° C. to about 100° C. whereby from 1 to 3 moles of said epihalohydrin are incorporated into said reaction product; and contacting said epihalohydrin-containing reaction product with a sulfonating agent in a reaction vessel under suitable conditions whereby said reaction mixture is caused to yield a sulfonic acid or salt of said epihalohydrin-containing reaction product.