Oral hygiene

Claim 3

The method of claim 1 wherein R is a monovalent hydrocarbyl group.

Claim 4

The method of claim 1 wherein R is an aliphatic hydrocarbon group.

Claim 5

The method of claim 1 wherein R contains from 13 to about 21 carbon atoms.

Claim 6

The method of claim 1 wherein R contains from 15 to about 21 carbon atoms.

Claim 7

The method of claim 1 wherein R contains from 15 to about 17 carbon atoms.

Claim 8

The method of claim 1 wherein R 1 is hydrogen or methyl

Claim 9

The method of claim 1 wherein R 1 is H.

Claim 10

The method of claim 1 wherein A is an alkylene or alkylidene group.

Claim 11

The method of claim 1 wherein A is an alkylene or alkylidene group containing 1 to 3 carbon atoms.

Claim 12

The method of claim 1 wherein each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms.

Claim 13

The method of claim 1 wherein each R 2 individually is an alkyl group containing from 1-3 carbon atoms.

Claim 14

The method of claim 1 wherein R 2 is methyl.

Claim 15

The method of claim 1 wherein R 2 is ethyl.

Claim 16

The method of claim 1 wherein R 1 is H, A is an alkylene or alkylidene group containing from 1 to 3 carbon atoms and each R 2 group individually is methyl or ethyl.

Claim 17

The method of claim 1 wherein R is an aliphatic hydrocarbon group.

Claim 18

The method of claim 1 wherein said compound is dimethylaminopropyl tallow amide N-oxide.

Claim 19

The method of claim 1 wherein said compound is diethylaminopropylpalmitamide N-oxide or dimethylaminopropylpalmitamide N-oxide or mixtures thereof.

Claim 20

The method of claim 1 wherein said compound is dimethylaminopropyloleamide N-oxide.

Claim 21

The method of claim 1 wherein said compound is dimethylaminopropyl stearamide N-oxide.

Claim 22

The method of claim 1 wherein said compound is dimethylaminopropyl myristamide N-oxide.

Claim 23

The method of claim 1 wherein said compound is dimethylaminopropylpentadecanamide N-oxide.

Claim 24

The method of claim 1 which comprises intermittently contacting the oral cavity.

Claim 25

The method of claim 1 wherein the preparation contains at least about 0.1% by weight of the compound.

Claim 26

The method of claim 1 wherein the preparation contains from about 1 to about 25% by weight of the compound.

Claim 27

The method of claim 1 wherein said preparation also contains from about 5 to about 60% by weight of an abrasive polishing agent; from about 0.5 to about 5% by weight of a sudsing agent; from about 0.1 to about 15% by weight of a thickening agent; water and humectants.

Claim 28

The method of claim 1 wherein said preparation is in the form of a mouthwash and further includes a sudsing agent, ethyl alcohol, a humectant, sweetener, flavoring agent, and water.

Claim 29

The method of claim 1 wherein said preparation is in the form of a prophylactic paste which further includes pumice.

Claim 30

The method of claim 1 wherein said preparation contains water.

Claim 31

A dental preparation retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR18## wherein R is a monovalent or divalent hydrocarbon group containing at least 13 carbon atoms, n is one when R is monovalent and is 2 when R is divalent, R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms, A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms, each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms, or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring, and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; from about 5 to about 50% by weight of an abrasive polishing agent; from about 0.5 to about 5% by weight of a sudsing agent; from about 0.1 to about 15% by weight of a thickening agent; and water.

Claim 32

A dental preparation retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR18## wherein R is a monovalent or divalent hydrocarbon group containing at least 13 carbon atoms, n is one when R is monovalent and is 2 when R is divalent, R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms, A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms, each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms, or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring, and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; from about 5 to about 50% by weight of an abrasive polishing agent; from about 0.5 to about 5% by weight of a sudsing agent; from about 0.1 to about 15% by weight of a thickening agent; and water.

Claim 33

A dental preparation in the form of a mouthwash for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR19## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring; a sudsing agent; ethyl alcohol; a humectant; sweetner; flavoring agent; and water.

Claim 34

A dental preparation in the form of a mouthwash for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR19## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring; a sudsing agent; ethyl alcohol; a humectant; sweetner; flavoring agent; and water.

Claim 35

A dental preparation in the form of a prophylactic paste for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR20## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring, and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; and pumice.

Claim 36

A dental preparation in the form of a prophylactic paste for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR20## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring, and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; and pumice.

Claim 37

A dental preparation for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR21## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring; and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; water; and ethyl alcohol.

Claim 38

A dental preparation for retarding pellicle and plaque formation which comprises an amount sufficient to retard pellicle and plaque formation of at least one compound of the formula: ##STR21## wherein R is a monovalent or divalent hydrocarbyl group containing at least 13 carbon atoms; n is one when R is monovalent and is 2 when R is divalent; R 1 is H or an alkyl group containing from 1 to about 3 carbon atoms; A is a divalent hydrocarbon bridge containing from 1 to about 6 carbon atoms; each R 2 individually is an alkyl group containing from 1 to about 5 carbon atoms; or both R 2 groups are interconnected to form a heterocyclic ring with the N atom to which they are attached and contain 5 to 6 members in the ring; and being selected from the group consisting of morpholinyl, piperidinyl, pyrrolidinyl, and piperazinyl; water; and ethyl alcohol.

Claim 39

The method of claim 1 wherein said preparation includes hydrated alumina.

Claim 40

The method of claim 1 wherein said preparation includes polyoxyalkylene polyol.