Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
  • A61L9/00—Disinfection, sterilisation or deodorisation of air
  • A61L9/01—Deodorant compositions
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
  • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
  • A61L2101/02—Inorganic materials
  • A61L2101/06—Inorganic materials containing halogen
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
  • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
  • A61L2101/02—Inorganic materials
  • A61L2101/30—Inorganic materials containing zinc
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
  • A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
  • A61L2101/32—Organic compounds
  • A61L2101/46—Macromolecular compounds
  • A61L2101/50—Polysaccharides or derivatives thereof

Definitions

• the present invention relates to a deodorant, and more particularly to a deodorant that exhibits an excellent deodorizing effect on a wide range of malodors caused by sulfur-based compounds, nitrogen-based compounds, aldehyde-based compounds, and the like.
• odors bad odors
• swill odor generated by putrefaction of swill
• tobacco odor toilet odor
• body odor body odor, foot odor, sweat odor and other human body odors
• odor may be generated due to business activities in factories and business establishments.
• hydrogen sulfide and methyl mercaptan are generated from a pulp factory, and ammonia, trimethylamine, hydrogen sulfide, methyl sulfide, methyl disulfide and the like are generated from a chemical plant and a rendering factory.
• Patent Document 1 and Patent Document 2 describe deodorants in which an oxide of iodine and an oxo acid are attached and supported on activated carbon, and these deodorants are said to be effective against hydrogen sulfide. Has been done.
• Oxide / oxoacid of iodine originally shows relatively strong acidity, but in Patent Document 1, in addition to oxide / oxoacid of iodine, inorganic acids such as hydrochloric acid, sulfuric acid, and nitrate are added to the activated charcoal. It is used by being carried. The reason for this is that hydrogen sulfide is a substance that is relatively easily oxidized when it is attached to activated carbon, but by lowering the pH, the oxidizing action of the iodine compound becomes stronger. Has been done. Patent Document 2 also describes that an oxide / oxo acid of iodine and an inorganic acid such as hydrochloric acid can be used in combination to adhere to and support activated carbon.
• inorganic acids such as hydrochloric acid, sulfuric acid, and nitrate
• the deodorizing performance may not be sufficient depending on the type of malodor, and the development of a deodorant capable of dealing with various malodors is eagerly desired.
• the present invention has been made in view of the above background technology, and the problems thereof are a deodorant having high safety, easy to use in general households, etc., and having a sufficient deodorizing effect against various odors. Is to provide.
• the present invention provides a deodorant characterized by being a solution containing an amino acid zinc complex in which amino acids are coordinated to zinc ions, an iodine compound, and an aqueous solvent.
• the present invention provides a deodorant characterized by being a solution produced by adding an amino acid, a zinc compound and an iodine compound to an aqueous solvent and mixing them.
• the present invention provides a method for producing a deodorant, which comprises adding an amino acid, a zinc compound and an iodine compound to an aqueous solvent and mixing them to form a solution.
• the deodorant of the present invention is a solution containing an amino acid zinc complex in which amino acids are coordinated to zinc ions, an iodine compound, and an aqueous solvent.
• the amino acid contained in the deodorant of the present invention has an amino group (-NH 2 ) and a carboxyl group (-COOH) in the molecule, and due to the presence of these functional groups, it is resistant to ammonia, acetic acid, formaldehyde, etc. , Demonstrates deodorant effect.
• amino acids in the deodorant of the present invention include glycine, dimethylglycine, trimethylglycine, sarcosine, alanine, valine, leucine, isoleucine, serine, threonine, phenylalanine, tyrosine, tryptophan, cystine, cysteine, methionine, proline, hydroxy.
• examples thereof include proline, glutamine, asparagine, arginine, glutamic acid, aspartic acid, histidine, lysine, and any of D-form, L-form, and racemic-form can be used. Salts of these amino acids can also be used. These amino acids may be used alone or in admixture of two or more.
• the deodorant of the present invention contains a zinc compound.
• the zinc compound forms an amino acid zinc complex by coexisting with an amino acid in an aqueous solvent.
• the deodorant of the present invention exhibits deodorizing performance against many odorous gases due to the interaction between the amino acid zinc complex and the iodine compound described later.
• Examples of the zinc compound contained in the deodorant of the present invention include zinc oxide, zinc carbonate, zinc hydroxide, zinc chloride, zinc sulfate, zinc nitrate, zinc phosphate, zinc acetate, zinc gluconate, zinc citrate, and phenol sulfone.
• Zinc acid and the like can be exemplified.
• Zinc oxide and zinc carbonate are preferable from the viewpoint of availability and safety.
• Zinc oxide is a substance that is harmless to the human body and is used as a raw material for cosmetics, pharmaceuticals, etc., has a high deodorizing effect, and has an antibacterial effect in addition to the deodorizing effect. It is particularly preferable as a zinc compound to be contained in the agent. These zinc compounds may be used alone or in combination of two or more.
• Zinc oxide and zinc carbonate are usually poorly water-soluble, but when amino acids coexist in a certain amount, they form an amino acid zinc complex and dissolve in an aqueous solvent such as water.
• the amino acids contained in the deodorant of the present invention do not necessarily have to be all coordinated to zinc ions, and amino acids not coordinated to zinc ions may be present. It is rather preferable because it can exert a deodorizing effect on various odors.
• the poorly water-soluble zinc compound is sufficiently dissolved in an aqueous solvent.
• the content ratio of amino acids to 1 mol of zinc exceeds 2 mol, it is considered that the surplus amino acids that are not used for the formation of the amino acid zinc complex (not coordinated with zinc ions) surround the amino acid zinc complex.
• the presence of excess amino acids sufficiently exerts solubility in an aqueous solvent and also exerts deodorizing performance for ammonia and aldehydes.
• the content of the zinc compound (content as zinc) in the deodorant of the present invention is preferably 0.01% by mass or more, more preferably 0.02% by mass or more, and 0.03% by mass. % Or more is particularly preferable. Further, it is preferably 10% by mass or less, more preferably 5% by mass or less, and particularly preferably 3% by mass or less. Within the above range, the deodorant function is fully exhibited.
• the iodine compound contained in the deodorant of the present invention is not particularly limited, but specific examples thereof include iodine oxide, iodine oxo acid, iodine oxo acid salt, iodine alkali metal salt, and iodine alkaline earth metal. Examples include salt and the like. Examples of the oxolate salt of iodine include sodium salt, potassium salt, lithium salt, ammonium salt, calcium salt, magnesium salt and the like. More specifically, as iodine compounds, diiodine pentoxide (I 2 O 5 ), iodine (HIO 3 ), periodate (HIO 4 ), iodic acid (HIO 2 ), hypoiodine (HIO).
• M is a metal such as potassium, sodium, lithium, magnesium, calcium, barium; ammonium ion; etc., and n is a natural number.
• iodine compounds may be used alone or in combination of two or more.
• diiodine pentoxide, iodate, periodate, iodate, and periodate are more preferable, and pentoxide is preferable from the viewpoint of availability, strength of deodorizing action, and the like.
• Diiodine, sodium iodate (NaIO 3 ), sodium periodate (NaIO 4 ) are particularly preferred.
• the solution does not show coloration, and the problem of coloring is less likely to occur when a deodorant is used (in other words, when the iodine compound is contained in excess of the above upper limit, in the solution. Iodine is liberated and the solution may turn brown).
• the content of the iodine compound (content as iodine) in the deodorant of the present invention is preferably 0.01% by mass or more, more preferably 0.02% by mass or more, and 0.03% by mass. % Or more is particularly preferable. Further, it is preferably 10% by mass or less, more preferably 5% by mass or less, and particularly preferably 3% by mass or less. When it is within the above range, it is good in terms of deodorizing performance, cost, coloration of the solution, and the like.
• the deodorant of the present invention is also a solution produced by adding the above-mentioned amino acid, zinc compound, and iodine compound to an aqueous solvent and mixing them.
• the aqueous solvent include water such as ion-exchanged water and tap water; a mixed solvent of water and a water-soluble organic solvent; and the like. From the viewpoint of deodorant performance and the like, water is preferable as the aqueous solvent.
• examples of the water-soluble organic solvent include monohydric alcohols such as methanol, ethanol, propanol, isopropanol and butanol; ethylene glycol, propylene glycol, 1,3. -Polyhydric alcohols such as propanediol, 1,3-butanediol, 1,4-butanediol, polyethylene glycol, polypropylene glycol, glycerin; glycol monoethers such as lower alkyl ethers of these polyhydric alcohols; and the like. ..
• a mixed solvent of water and a water-soluble organic solvent only one of the above-mentioned water-soluble organic solvents may be mixed with water and used, or two or more kinds may be mixed with water and used. You may.
• the mixed solvent of water and the water-soluble organic solvent contains a monohydric alcohol
• an antibacterial effect can be added to the deodorant.
• the mixed solvent of water and a water-soluble organic solvent contains a polyhydric alcohol
• the deodorant is applied to a base material such as cloth, paper, non-woven fabric, or wood
• the deodorant component is applied to these base materials. It becomes possible to fix it, and the sustainability of the deodorant effect is improved.
• the lower limit of the ratio of the water-soluble organic solvent is preferably 3% by mass or more, and particularly preferably 5% by mass or more.
• the upper limit is preferably 20% by mass or less, and particularly preferably 10% by mass or less.
• the deodorant of the present invention contains additives such as compounded fragrances, essential oils, colorants, plant extracts, preservatives, bactericidal antibacterial agents, surfactants, and pH adjusters within a range that does not interfere with the deodorizing effect. You can also do it.
• preservatives and bactericidal antibacterial agents include paraoxybenzoic acid esters (parabens), isothiazolinones, pyrithione salts, nitrites, and triazines. These may be used alone or in combination of two or more.
• cationic surfactants are quaternary ammonium salts such as benzalkonium chloride, benzethonium chloride, cetylpyridinium chloride, decalinium chloride, hexadecyltrimethylammonium bromide, benzalkonium cetyl phosphate; alkyl carboxylates; alkyl Sulfate ester salts; alkyl sulfonates; alkyl phosphate ester salts can be mentioned.
• the quaternary ammonium salt is particularly preferable because it is not easily affected by pH, metal ions and the like.
• An example of an anionic surfactant is an amine salt type surfactant.
• surfactants may be used alone or in combination of two or more.
• pH adjusters examples include amino alcohols such as triethanolamine, triethylenetetramine, trishydroxymethylaminomethane, 3-amino-1,2-propanediol, 2-amino-2-methylpropanol; sodium hydroxide.
• Alkaline inorganic compounds such as potassium hydroxide, sodium hydrogen carbonate, sodium carbonate, sodium sesquicarbonate, sodium percarbonate; and the like.
• the pH of the deodorant of the present invention is preferably 4 or more, more preferably 5 or more, and particularly preferably 6 or more. Further, it is preferably 10 or less, more preferably 9 or less, and particularly preferably 8 or less. Within the above range, sufficient safety can be ensured and deodorant performance is sufficiently exhibited.
• Deodorant test 4 Deodorant diluent 1 was used, the target malodorous gas was trimethylamine, and the detector tube was manufactured by Gastec Co., Ltd., No. The concentration of trimethylamine (volume ppm) at a predetermined time was measured and the deodorization rate was calculated in the same manner as in the deodorization test 1 except that the values were changed to 180 and 180L. The results are shown in Table 4.
• the deodorant of the present invention can exert a deodorizing effect on various odors (particularly hydrogen sulfide, methyl mercaptan, ammonia, trimethylamine, acetaldehyde, which are called the five major odors), pulp factories and chemical plants , Rendering factories, sewage treatment plants, waste treatment plants, petrochemical factories, and other factories / business establishments, and are widely used as countermeasures against foul odors in ordinary households.

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• Health & Medical Sciences (AREA)
• Epidemiology (AREA)
• Life Sciences & Earth Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
• Veterinary Medicine (AREA)
• Disinfection, Sterilisation Or Deodorisation Of Air (AREA)

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• 2021
  • 2021-04-14 JP JP2022516993A patent/JPWO2021215325A1/ja active Pending
  • 2021-04-14 CN CN202180029027.1A patent/CN115397477B/zh active Active
  • 2021-04-14 KR KR1020227040950A patent/KR20230008134A/ko active Pending
  • 2021-04-14 WO PCT/JP2021/015424 patent/WO2021215325A1/ja not_active Ceased

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