US5593670A — Uncomplexed cyclodextrin solutions for odor contr…

Claim 1

Independent Claim 162 words

An aqueous odor absorbing composition, comprising: A. from about 0.1% to about 5%, by weight of the composition, of solubilized, water-soluble, uncomplexed cyclodextrin; B. from about 0.01% to about 1%, by weight of the composition of low molecular weight polyol selected from the group consisting of propylene glycol, ethylene glycol, glycerol, and mixtures thereof; C. aqueous carrier; and D. additional ingredient selected from the group consisting of: (a). from about 0.0001% to about 0.5%, by weight of the composition of solubilized, water-soluble, antimicrobial preservative having a water-solubility of greater than about 0.3%; (b). perfume at a level of from about 0.003% to about 0.3%, by weight of the composition; (c). metallic salt selected from the group consisting of water-soluble zinc salts, water-soluble copper salts, and mixtures thereof; and (d). mixtures of (a), (b), and (c), D. being optional when the cyclodextrin is selected from the group consisting of: (a) methylated-alpha-cyclodextrin (b) methylated-beta-cyclodextrin; (c) hydroxypropyl beta-cyclodextrin; (d) hydroxypropyl alpha-cyclodextrin; and (e) mixtures thereof.

Claim 2

Dependent Claim 162 words

An aqueous odor absorbing composition, comprising: A. from about 0.1% to about 5%, by weight of the composition, of solubilized, water-soluble, uncomplexed cyclodextrin; B. from about 0.01% to about 1%, by weight of the composition of low molecular weight polyol selected from the group consisting of propylene glycol, ethylene glycol, glycerol, and mixtures thereof; C. aqueous carrier; and D. additional ingredient selected from the group consisting of: (a). from about 0.0001% to about 0.5%, by weight of the composition of solubilized, water-soluble, antimicrobial preservative having a water-solubility of greater than about 0.3%; (b). perfume at a level of from about 0.003% to about 0.3%, by weight of the composition; (c). metallic salt selected from the group consisting of water-soluble zinc salts, water-soluble copper salts, and mixtures thereof; and (d). mixtures of (a), (b), and (c), D. being optional when the cyclodextrin is selected from the group consisting of: (a) methylated-alpha-cyclodextrin (b) methylated-beta-cyclodextrin; (c) hydroxypropyl beta-cyclodextrin; (d) hydroxypropyl alpha-cyclodextrin; and (e) mixtures thereof.

Claim 3

Dependent Claim 51 words

The composition of claim 1 wherein said cyclodextrin derivatives are selected from the group consisting of methyl substituted cyclodextrins, ethyl substituted cyclodextrins, hydroxyl alkyl substituted cyclodextrins, branched cyclodextrins, cationic cyclodextrins, quaternary ammonium cyclodextrins, anionic cyclodextrins, amphoteric cyclodextrins, cyclodextrins wherein at least one glucopyranose unit has as 3-6-anhydro-cyclomalto structure, and mixtures thereof.

Claim 4

Dependent Claim 33 words

The composition of claim 1 wherein said cyclodextrin is selected from the group consisting of alpha-cyclodextrin, methylated or alpha-cyclodextrin, methylated or beta-cyclodextrin, hydroxyethyl alpha-cyclodextrin, hydroxyethyl beta-cyclodextrin, hydroxypropyl alpha-cyclodextrin, hydroxypropyl beta-cyclodextrin, and mixtures thereof.

Claim 5

Dependent Claim 11 words

The composition of claim 1 wherein said cyclodextrin is methylated beta-cyclodextrin.

Claim 6

Dependent Claim 15 words

The composition of claim 1 wherein said cyclodextrin is a mixture of methylated-alpha-cyclodextrin and methylated-beta-cyclodextrin.

Claim 7

Dependent Claim 11 words

The composition of claim 1 wherein said cydodextrin is hydroxypropyl beta-cyclodextrin.

Claim 8

Dependent Claim 17 words

The composition of claim 1 wherein said cyclodextrin is a mixture or hydroxypropyl alpha-cyclodextrin and hydroxypropyl beta-cyclodextrin.

Claim 9

Dependent Claim 11 words

The composition of claim 1 wherein said polyol is propylene glycol.

Claim 10

Dependent Claim 11 words

The composition of claim 1 wherein said polyol is ethylene glycol.

Claim 11

Dependent Claim 25 words

The composition of claim 1 wherein said polyol is present at a level of from about 0.02% to about 0.5%, by weight of the composition.

Claim 12

Dependent Claim 25 words

The composition of claim 1 wherein said polyol is present at a level of from about 0.03% to about 0.3%, by weight of the composition.

Claim 13

Dependent Claim 18 words

The composition of claim 1 comprising solubilized, water-soluble, antimicrobial preservative having a water-solubility of greater than about 0.3%.

Claim 14

Dependent Claim 25 words

The composition of claim 12 wherein said cyclodextrin is present at a level of from about 0.2% to about 4% by weight of the composition.

Claim 15

Dependent Claim 45 words

The composition of claim 12 wherein said cyclodextrin is present at a level of from about 0.3% to about 3%, by weight of the composition and said preservative is present at a level of from about 0.0002% to about 0.2%, by weight of the composition.

Claim 16

Dependent Claim 45 words

The composition of claim 12 wherein said cyclodextrin is present at a level of from about 0.5% to about 2%, by weight of the composition and said preservative is present at a level of from about 0.0003% to about 0.10%, by weight of the composition.

Claim 17

Dependent Claim 37 words

The composition of claim 12 wherein said preservative is selected from the group consisting of organic sulfur compounds, halogenated compounds, cyclic organic nitrogen compounds, low molecular weight aldehydes, quaternary compounds, phenyl and phenoxy compounds, and mixtures thereof.

Claim 18

Dependent Claim 29 words

The composition of claim 12 wherein said preservative is an organic sulfur compound selected from the group consisting of 5-chloro-2-methyl-4-isothiazolin-3-one; 2-n-butyl-3-isothiazolone; 2-benzyl-3-isothiazolone; 2-phenyl-3-isothiazolone, 2-methyl-4,5-dichloroisothiazolone; 2-methyl-4-isothiazolin-3-one; 5-chloro-2-methyl-3-isothiazolone; and mixtures thereof.

Claim 19

Dependent Claim 31 words

The composition of claim 12 wherein said preservative is a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one present at a level of from about 0.0001% to about 0.01% by weight of the composition.

Claim 20

Dependent Claim 27 words

The composition of claim 12 wherein said preservative is a halogenated compound selected from the group consisting of 5-bromo-5-nitro-i ,3-dioxane; 2-bromo-2-nitropropane-1,3-diol; 1,1'-hexamethylene bis(5-(p-chlorophenyl) biguanide; and mixtures thereof.

Claim 21

Dependent Claim 26 words

The composition of claim 12 wherein said preservative is 2-bromo-2-nitropropane-1,3-diol present at a level of from about 0.002% to about 0.1%, by weight of the composition.

Claim 22

Dependent Claim 28 words

The composition of claim 12 wherein said preservative is a cyclic organic nitrogen compound selected from the group consisting of imidazolidinedione compounds, polymethoxy bicyclic oxazolidine, and mixtures thereof.

Claim 23

Dependent Claim 7 words

The composition of claim 1 comprising perfume.

Claim 24

Dependent Claim 25 words

The composition of claim 22 wherein said perfume is present at a level of from about 0.005% to about 0.2%, by weight of the composition.

Claim 25

Dependent Claim 25 words

The composition of claim 1 additionally comprising a metallic salt selected from the group consisting of water-soluble zinc salts, water-soluble copper salts, and mixtures thereof.

Claim 26

Dependent Claim 25 words

The composition of claim 24 wherein said metallic salts is selected from the group consisting of ZnCl 2 , CuCl 2 , and mixtures thereof.

Claim 27

Dependent Claim 28 words

The composition of claim 24 wherein said metallic salt is ZnCl 2 present at a level of from about 0.1% to about 10%, by weight of the composition.

Claim 28

Dependent Claim 102 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 5%, by weight of the composition, of a mixture of methylated-beta-cyclodextrin and alpha-cyclodextrin; B. from about 0.02% to about 0.5%, by weight of the composition of propylene glycol; C. from about 0.0001% to about 0.01%, by weight of the composition, of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.003% to about 0.3%, by weight of the composition, of perfume; and E. water; and wherein said composition is free of any material that would soil or stain fabric.

Claim 29

Dependent Claim 102 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 5%, by weight of the composition, of a mixture of methylated-beta-cyclodextrin and alpha-cyclodextrin; B. from about 0.02% to about 0.5%, by weight of the composition of propylene glycol; C. from about 0.0001% to about 0.01%, by weight of the composition, of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.003% to about 0.3%, by weight of the composition, of perfume; and E. water; and wherein said composition is free of any material that would soil or stain fabric.

Claim 30

Dependent Claim 129 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, of a mixture of methylated-alpha-cyclodextrin and methylated-beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of propylene glycol; C. from about 0.0001% to about 0.01%, by weight of the composition of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.1% to about 10%, by weight of the composition, of ZnCl 2 ; E. from about 0.005% to about 0.2%, by weight of the composition, of perfume; and F. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of from about 4 to about 5.5.

Claim 31

Dependent Claim 129 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, of a mixture of methylated-alpha-cyclodextrin and methylated-beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of propylene glycol; C. from about 0.0001% to about 0.01%, by weight of the composition of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.1% to about 10%, by weight of the composition, of ZnCl 2 ; E. from about 0.005% to about 0.2%, by weight of the composition, of perfume; and F. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of from about 4 to about 5.5.

Claim 32

Dependent Claim 113 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, a mixture of hydroxyethyl alpha-cyclodextrin and hydroxy ethyl beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of ethylene glycol; C. from about 0.0004% to about 0.002%, by weight of the composition, of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.005% to about 0.2%, by weight of the composition of perfume; and E. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of greater than about 3.

Claim 33

Dependent Claim 113 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, a mixture of hydroxyethyl alpha-cyclodextrin and hydroxy ethyl beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of ethylene glycol; C. from about 0.0004% to about 0.002%, by weight of the composition, of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. from about 0.005% to about 0.2%, by weight of the composition of perfume; and E. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of greater than about 3.

Claim 34

Dependent Claim 97 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, of a mixture of alpha-cyclodextrin and hydroxypropyl-beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of propylene glycol; and C. from about 0.0001% to about 0.01%, by weight of the composition of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of greater than about 3.

Claim 35

Dependent Claim 97 words

A stable, aqueous odor absorbing composition, for use on inanimate surfaces, comprising: A. from about 0.5% to about 2%, by weight of the composition, of a mixture of alpha-cyclodextrin and hydroxypropyl-beta-cyclodextrin; B. from about 0.03% to about 0.3%, by weight of the composition, of propylene glycol; and C. from about 0.0001% to about 0.01%, by weight of the composition of a water-soluble, antimicrobial preservative comprising a mixture of 5-chloro-2-methyl-4-isothiazolin-3-one and 2-methyl-4-isothiazolin-3-one; D. water; and wherein said composition is free of any material that would soil or stain fabric and has a pH of greater than about 3.

Claim 36

Dependent Claim 31 words

The method of controlling odor on inanimate surfaces comprising, spraying an effective amount of the composition of claim 1 onto fabric using a trigger-spray device wherein the bottle comprises clear polyethyleneterephthalate.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2000-01-14	2000-07-15	2001-01-14	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2004-01-14	2004-07-15	2005-01-14	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2008-01-14	2008-07-15	2009-01-14	$7700.00	Window Closed / Lapsed

Uncomplexed cyclodextrin solutions for odor control on inanimate surfaces

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