WO1993007251A1 - Composition anti-microbienne - Google Patents
Composition anti-microbienne Download PDFInfo
- Publication number
- WO1993007251A1 WO1993007251A1 PCT/US1992/006695 US9206695W WO9307251A1 WO 1993007251 A1 WO1993007251 A1 WO 1993007251A1 US 9206695 W US9206695 W US 9206695W WO 9307251 A1 WO9307251 A1 WO 9307251A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- blend
- compound
- composition according
- weight
- composition
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title claims abstract description 144
- 230000000845 anti-microbial effect Effects 0.000 title claims abstract description 13
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims abstract description 25
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims abstract description 22
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims abstract description 21
- 229920001577 copolymer Polymers 0.000 claims abstract description 12
- 239000000178 monomer Substances 0.000 claims abstract description 10
- 229940083122 ganglion-blocking antiandrenergic bisquaternary ammonium compound Drugs 0.000 claims abstract description 6
- -1 acrylamido Chemical group 0.000 claims abstract description 5
- 231100000053 low toxicity Toxicity 0.000 claims abstract description 4
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 4
- 239000004599 antimicrobial Substances 0.000 claims abstract 2
- 231100000344 non-irritating Toxicity 0.000 claims abstract 2
- 150000001875 compounds Chemical class 0.000 claims description 44
- 125000006539 C12 alkyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 claims description 6
- 229910052794 bromium Inorganic materials 0.000 claims description 5
- 229910052801 chlorine Inorganic materials 0.000 claims description 5
- 229910052740 iodine Inorganic materials 0.000 claims description 4
- UZNHKBFIBYXPDV-UHFFFAOYSA-N trimethyl-[3-(2-methylprop-2-enoylamino)propyl]azanium;chloride Chemical group [Cl-].CC(=C)C(=O)NCCC[N+](C)(C)C UZNHKBFIBYXPDV-UHFFFAOYSA-N 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- SMLXICHDYHVTSX-UHFFFAOYSA-N 1-phenylprop-2-enylazanium;chloride Chemical compound Cl.C=CC(N)C1=CC=CC=C1 SMLXICHDYHVTSX-UHFFFAOYSA-N 0.000 claims description 2
- WZZXVTWYTQUAGA-UHFFFAOYSA-M dodecyl-dimethyl-(1-phenylprop-2-enyl)azanium;chloride Chemical group [Cl-].CCCCCCCCCCCC[N+](C)(C)C(C=C)C1=CC=CC=C1 WZZXVTWYTQUAGA-UHFFFAOYSA-M 0.000 claims description 2
- 150000002367 halogens Chemical group 0.000 claims description 2
- OSNAXXTYZROTTR-UHFFFAOYSA-N dodecyl(dimethyl)azanium 2-methyl-N-propylprop-2-enimidate Chemical group CCCN=C([O-])C(C)=C.CCCCCCCCCCCC[NH+](C)C OSNAXXTYZROTTR-UHFFFAOYSA-N 0.000 claims 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
- IJESQWNJAWCXMI-UHFFFAOYSA-N prop-2-enamide;hydrobromide Chemical compound Br.NC(=O)C=C IJESQWNJAWCXMI-UHFFFAOYSA-N 0.000 claims 1
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 abstract description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- 239000000243 solution Substances 0.000 description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- 239000002904 solvent Substances 0.000 description 9
- 230000007794 irritation Effects 0.000 description 7
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 description 6
- 231100000419 toxicity Toxicity 0.000 description 5
- 230000001988 toxicity Effects 0.000 description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 4
- SFBHPFQSSDCYSL-UHFFFAOYSA-N n,n-dimethyltetradecan-1-amine Chemical compound CCCCCCCCCCCCCCN(C)C SFBHPFQSSDCYSL-UHFFFAOYSA-N 0.000 description 4
- 229940126062 Compound A Drugs 0.000 description 3
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- LVTJOONKWUXEFR-FZRMHRINSA-N protoneodioscin Natural products O(C[C@@H](CC[C@]1(O)[C@H](C)[C@@H]2[C@]3(C)[C@H]([C@H]4[C@@H]([C@]5(C)C(=CC4)C[C@@H](O[C@@H]4[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@@H](O)[C@H](O[C@H]6[C@@H](O)[C@@H](O)[C@@H](O)[C@H](C)O6)[C@H](CO)O4)CC5)CC3)C[C@@H]2O1)C)[C@H]1[C@H](O)[C@H](O)[C@H](O)[C@@H](CO)O1 LVTJOONKWUXEFR-FZRMHRINSA-N 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- IMNFDUFMRHMDMM-UHFFFAOYSA-N N-Heptane Chemical compound CCCCCCC IMNFDUFMRHMDMM-UHFFFAOYSA-N 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 150000004694 iodide salts Chemical class 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 229910001508 alkali metal halide Inorganic materials 0.000 description 1
- 150000008045 alkali metal halides Chemical class 0.000 description 1
- 230000002152 alkylating effect Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000003868 ammonium compounds Chemical class 0.000 description 1
- 238000000975 co-precipitation Methods 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- XZLUKDKHSFSBSQ-UHFFFAOYSA-N dodecyl(dimethyl)azanium;2-methyl-n-propylprop-2-enamide;bromide Chemical compound [Br-].CCCNC(=O)C(C)=C.CCCCCCCCCCCC[NH+](C)C XZLUKDKHSFSBSQ-UHFFFAOYSA-N 0.000 description 1
- YEIBIUUGIMCHFN-UHFFFAOYSA-N dodecyl(dimethyl)azanium;n-propylprop-2-enamide;bromide Chemical compound [Br-].CCCNC(=O)C=C.CCCCCCCCCCCC[NH+](C)C YEIBIUUGIMCHFN-UHFFFAOYSA-N 0.000 description 1
- 230000002500 effect on skin Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- UYMKPFRHYYNDTL-UHFFFAOYSA-N ethenamine Chemical compound NC=C UYMKPFRHYYNDTL-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 150000004820 halides Chemical group 0.000 description 1
- 125000005843 halogen group Chemical group 0.000 description 1
- 231100001231 less toxic Toxicity 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000008194 pharmaceutical composition Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000012673 precipitation polymerization Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C233/00—Carboxylic acid amides
- C07C233/01—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms
- C07C233/34—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups
- C07C233/35—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom
- C07C233/38—Carboxylic acid amides having carbon atoms of carboxamide groups bound to hydrogen atoms or to acyclic carbon atoms having the nitrogen atom of at least one of the carboxamide groups bound to a carbon atom of a hydrocarbon radical substituted by amino groups with the substituted hydrocarbon radical bound to the nitrogen atom of the carboxamide group by an acyclic carbon atom having the carbon atom of the carboxamide group bound to a carbon atom of an acyclic unsaturated carbon skeleton
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N33/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic nitrogen compounds
- A01N33/02—Amines; Quaternary ammonium compounds
- A01N33/12—Quaternary ammonium compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/62—Quaternary ammonium compounds
- C07C211/63—Quaternary ammonium compounds having quaternised nitrogen atoms bound to acyclic carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C217/00—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton
- C07C217/02—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C217/04—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C217/06—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted
- C07C217/08—Compounds containing amino and etherified hydroxy groups bound to the same carbon skeleton having etherified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having only one etherified hydroxy group and one amino group bound to the carbon skeleton, which is not further substituted the oxygen atom of the etherified hydroxy group being further bound to an acyclic carbon atom
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/19—Quaternary ammonium compounds
Definitions
- antimicrobial compositions comprising:
- R ⁇ and R 2 are independently C 12 or C 14 -alky1;
- X is a halogen such as Cl, Br or I;
- compositions exhibit excellent antibacterial activity, low toxicity, water solubility and a low irritation effect on the skin of the user.
- the several bis-quaternary ammonium compounds which comprise the blend composition (a) are made by reacting one mole of a selected dihalo compound selected from:
- X is a halide such as Cl, Br and I, with 2 moles of dodecyldimethyl a ine, tetradecyldimethylamine or predetermined mixtures thereof.
- a typical reaction is the following:
- a reaction mixture of one mole of dodecyldimethyla ine, one mole of the tetradecyldimethylamine and one mole of the selected dichloro compound will provide the following blend compositions:
- Another way of introducing the quaternary nitrogen into the polymer structure is by using monomers with functionality, either tertiary amine or reactive alkylating groups which are quaternizable.
- the following vinyl ammonium monomers can be copolymerized with vinyl pyrrolidone by solution polymerization in isopropyl alcohol or by precipitation polymerization in cyclohexane or heptane and under conditions to provide low molecular weight copolymers, i.e. about 10,000 to about 20,000, suitable for coprecipitation or admixture with the blend of bis-quaternary ammonium compounds.
- a preferred copolymer is the copolymer of vinylpyrrolidone and MAPTAC, which is known as GAFQUAT ® HS-100 resin (ISP) , and is supplied as a 20% aqueous solution.
- the coprecipitate product comprising the blend composition and copolymer usually is prepared by reacting predetermined amounts of a dilute aqueous solution of the blend composition and copolymer, usually from 90:10 to 10:90 wt. ratio of each, respectfully, and removing the solvent.
- the desired coprecipitate is formed as a solid product.
- the antimicrobial compositions of the invention may be used as such; however, preferably they are admixed with inert materials as pharmaceutical and cosmetic formulations, e.g. in the form of powders, solutions, lotions, suspensions and the like. Typical inert additives include water, alcohols, starch, and the like. Active ingredients also may be included in the product, if desired.
- coprecipitate form of the antibacterial product of the invention is favored, admixtures of the blend and copolymer also may be used to prepare commercial compositions.
- the antimicrobial activity of the products herein are represented by their Minimum Inhibitory Concentration (MIC) against E.Coli, a Gram negative microorganism. Their effect on skin is indicated by an Irritation Index.
- MIC Minimum Inhibitory Concentration
- Irritation Index an Irritation Index
- the antibacterial activity of the compositions of the invention are up to 12.5 times more favorable than the individual compounds of the blend; the product containing the D blend shows only 1/3 to 1/4 as much irritation to the skin as the H and L blend products, respectively; and the blends are 5-20 less toxic than the individual compounds in the blends.
- the antimicrobial blend composition of bis-quaternary ammonium compounds is selected from those represented by the formula
- R j L and R are independently C 12 or
- X ⁇ is a halogen such as Cl, Br or I; and in the weight ratio of about 25% of the compound where both R. ⁇ and R 2 are C 12 -alkyl;
- the blend composition with polyvinylpyrrolidone usually is prepared by reacting a dilute solution of the blend composition in alcohol or water, preferably methanol, with a dilute solution of the bisquat blend composition in the same solvent, and removing the solvent to form the desired coprecipitate solid product.
- the blend coprecipitate compositions of the invention are prepared by refluxing the selected dichloro compound, the amines, and an alkali metal halide, in alcoholic solution, removing the solvent, precipitating the blend of bisquats in an organic solvent in substantially quantitative yield, and reacting a solution of the thus-prepared bisquat in methanol or water with a solution of soluble polyvinylpyrrolidone in the same solvent, and removing the solvent under reduced pressure to form the solid coprecipitate product.
- blend compositions with polyvinylpyrrolidone exhibit an enhanced antimicrobial activity and reduced toxicity as compared to the individual compounds therein. Furthermore, they show excellent solubility in water, and less irritation to the user, as compared to the blend composition itself, that is, without polyvinylpyrrolidone.
- the antimicrobial compositions of the invention may be used as such, or, preferably, admixed with an inactive or inert component to prepare pharmaceutical formulations such as powders, solutions, lotions, suspensions and the like. Typical additives include water, alcohols, starch, etc. Other active ingredients may be included if desired.
- coprecipitate form is favored, mixtures of the blend composition and polyvinylpyrrolidone may be used as well.
- Typical antimicrobial activities represented by their Minimum Inhibitory Concentration (MIC) , against E.Coli, a gram negative microorganism, is presented in the Table below for both the individual compounds in blend composition D and the D, H and L blend compositions with polyvinylpyrrolidone at different relative amounts of the compounds therein (as measured in a 10% active solution) .
- MIC Minimum Inhibitory Concentration
- compositions of the invention also have increased water solubility than blends without PVP.
- the LD 50 toxicity of the D blend-PVP compositions above also is reduced by a factor of 5-6 as compared to the individual compounds in the blend, furthermore they exhibit a substantially reduced irritation to the skin as compared to the individual compounds or the blend without PVP.
- the blend composition comprised 25% by weight of A, 50% by weight of B and 25% by weight of C compounds.
- Typical antimicrobial activities represented by their Minimum Inhibitory Concentration (MIC) against E.Coli, a gram negative microorganism, is presented in the Table below for both the individual compounds in blend composition D and the blend composition itself, with PVP, with different relative amounts of the A, B and C compounds therein (as measured in a 10% active solution) .
- MIC Minimum Inhibitory Concentration
- the MIC values of the D blend compositions in the TABLE are up to 25 times more favorable than the individual compounds in the blend.
- the LDt jQ toxicity of the blend composition D (without PVP) above also is observed to be reduced by a factor of 5-6 as compared to the individual compounds.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Dentistry (AREA)
- Medicinal Chemistry (AREA)
- Agronomy & Crop Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- General Health & Medical Sciences (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Medicinal Preparation (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19920917984 EP0607162A4 (fr) | 1991-10-07 | 1992-08-12 | Composition anti-microbienne. |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US772,409 | 1991-10-07 | ||
US07/772,409 US5216030A (en) | 1991-10-07 | 1991-10-07 | Antimicrobial, low toxicity, blend composition of bis-quaternary ammonium compounds and polyvinylpyrrolidone |
US07/772,182 US5196135A (en) | 1991-10-07 | 1991-10-07 | Antimicrobial, low toxicity, blend composition of bis-quaternary ammonium compounds |
US772,182 | 1991-10-07 | ||
US07/783,017 US5242684A (en) | 1991-10-25 | 1991-10-25 | Antimicrobial, low toxicity, non-irritating composition comprising a blend of bis-quaternary ammonium compounds coprecipitated with a copolymer of vinylpyrrolidone and an acrylamido or vinyl quaternary ammonium monomer |
US783,017 | 1991-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1993007251A1 true WO1993007251A1 (fr) | 1993-04-15 |
Family
ID=27419681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US1992/006695 WO1993007251A1 (fr) | 1991-10-07 | 1992-08-12 | Composition anti-microbienne |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0607162A4 (fr) |
AU (1) | AU2461892A (fr) |
CA (1) | CA2120335A1 (fr) |
WO (1) | WO1993007251A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5536494A (en) * | 1994-10-04 | 1996-07-16 | Alcon Laboratories, Inc. | Polyethylene oxide-containing quaternary ammunium polymers and pharmaceutical compositions containing an antimicrobial amount of same |
EP0859547A1 (fr) * | 1995-06-07 | 1998-08-26 | BSI Corporation | Enrobages rendant les virus inactifs |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5085860A (en) * | 1989-11-20 | 1992-02-04 | L'oreal | Reducing composition for the permanent deformation of hair containing as a reducing agent, an amino mercaptoalkylamide or a salt thereof |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2194906A (en) * | 1936-04-11 | 1940-03-26 | Ig Farbenindustrie Ag | Nitrogenous condensation product and process of producing same |
US2933529A (en) * | 1956-01-09 | 1960-04-19 | Rohm & Haas | Symmetrical diquaternary ammonium compounds |
CH409985A (de) * | 1961-11-03 | 1966-03-31 | Robapharm Ag | Verfahren zur Herstellung von neuen heterocyclischen Ammoniumverbindungen |
US3525793A (en) * | 1969-06-30 | 1970-08-25 | Millmaster Onyx Corp | Microbiocidal quaternary ammonium compounds containing synergistic blends of alkyl groups |
-
1992
- 1992-08-12 AU AU24618/92A patent/AU2461892A/en not_active Abandoned
- 1992-08-12 CA CA 2120335 patent/CA2120335A1/fr not_active Abandoned
- 1992-08-12 EP EP19920917984 patent/EP0607162A4/fr not_active Withdrawn
- 1992-08-12 WO PCT/US1992/006695 patent/WO1993007251A1/fr not_active Application Discontinuation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5085860A (en) * | 1989-11-20 | 1992-02-04 | L'oreal | Reducing composition for the permanent deformation of hair containing as a reducing agent, an amino mercaptoalkylamide or a salt thereof |
Non-Patent Citations (3)
Title |
---|
DEVINSKY et al., 41 Chemical Papers 803 (1987), see p. 803-14. * |
Disinfectants, Sterilization and Preservatives, 1991, JOHN L. MERIANOS, "Quaternary Ammonium Antimicrobial Compounds", pp. 225-52, see pp. 230. * |
See also references of EP0607162A4 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5536494A (en) * | 1994-10-04 | 1996-07-16 | Alcon Laboratories, Inc. | Polyethylene oxide-containing quaternary ammunium polymers and pharmaceutical compositions containing an antimicrobial amount of same |
EP0859547A1 (fr) * | 1995-06-07 | 1998-08-26 | BSI Corporation | Enrobages rendant les virus inactifs |
EP0859547A4 (fr) * | 1995-06-07 | 2000-12-20 | Surmodics Inc | Enrobages rendant les virus inactifs |
Also Published As
Publication number | Publication date |
---|---|
CA2120335A1 (fr) | 1993-04-15 |
AU2461892A (en) | 1993-05-03 |
EP0607162A1 (fr) | 1994-07-27 |
EP0607162A4 (fr) | 1994-11-17 |
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