DISINFECTANT COMPOSITION FOR TEXTILE AND RELATED SUBSTRATES, AND METHOD OF TREATING A SUBSTRATE TO PROVIDE DISINFECTING ANTIBACTERIAL, ANTIVIRAL AND ANTIFUNGAL, WASH DURABLE, OPTIONALLY ENHANCED WITH MULTIFUNCTIONAL PROPERTIES

• US 20150140219A1
• Filed: 03/12/2014
• Published: 05/21/2015
• Est. Priority Date: 08/29/2013
• Status: Active Grant

• Current Assignee: Green Impact Holding AG
• Original Assignee: Green Impact Holdings GmbH
• Inventors: Swamy, Rohini, Swamy, Sanjeev
• Granted Patent: US 9,487,912 B2
• Time in Patent Office: Days
• US Class Current: 427/339
• CPC Class Codes: A01N 33/12 Quaternary ammonium compounds
• CPC Class Codes: A01N 43/08 with oxygen as the ring hetero atom
• CPC Class Codes: A01N 43/16 with oxygen as the ring hetero atom
• CPC Class Codes: A01N 43/78 1,3-Thiazoles; Hydrogenated 1,3-thiazoles
• CPC Class Codes: A01N 47/44 Guanidine; Derivatives thereof
• CPC Class Codes: A01N 55/00 Biocides, pest repellants or attractants, or plant growth regulators, containing organic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen and sulfur containing organo-phosphorus compounds A01N57/00
• CPC Class Codes: A01N 55/02 containing metal atoms
• CPC Class Codes: A01N 59/16 Heavy metals; Compounds thereof
• CPC Class Codes: A61L 2202/26 Textiles, e.g. towels, beds, cloths
• CPC Class Codes: B01D 2239/0442 Antimicrobial, antibacterial, antifungal additives
• CPC Class Codes: B01D 2239/10 Filtering material manufacturing
• CPC Class Codes: B01D 39/083 of organic material
• CPC Class Codes: B01D 39/086 of inorganic material
• CPC Class Codes: C02F 1/001 Processes for the treatment of water whereby the filtration technique is of importance C02F1/44 takes precedence; construction of filters in general B01D24/00 - B01D41/00
• CPC Class Codes: C02F 2303/04 Disinfection
• CPC Class Codes: D06M 11/83 with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
• CPC Class Codes: D06M 13/322 with compounds containing nitrogen
• CPC Class Codes: D06M 13/513 with at least one carbon-silicon bond
• CPC Class Codes: D06M 15/03 Polysaccharides or derivatives thereof
• CPC Class Codes: D06M 15/055 with the residual liquors derived of the sulfatic process for the preparation of cellulose
• CPC Class Codes: D06M 16/00 : Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic

Abstract

A disinfectant textile composition having antimicrobial, wash durable, optionally enhanced with multifunctional properties, comprising,

• • substrate,
  • disinfecting agents,
  • antiviral agents,
  • antifungal agents,
  • emulsifying agents,
  • vehicle,

Claims

1. A disinfectant composition for textile and related substrates, and method of treating a substrate to provide disinfecting antibacterial, antiviral and antifungal, wash durable, optionally enhanced with multifunctional properties, comprising:

substrate,

disinfecting agents

antiviral agents

antifungal agents

emulsifying agents

vehicle,

2. A composition as claimed in claim 1, wherein the substrate, is selected from the group consisting of natural or synthetic woven, knitted, crocheted, bonded or non woven textile,

3. A composition as claimed in claims 1 and 2, wherein the yarn is spun, electrospun, drawn or extruded, where the natural fabric is at least one selected from the group consisting of wool, cotton, silk linen, hemp, ramie and jute, and synthetic fabric is at least one selected from the group of rayon, nylon, non-acrylic olefin, acrylic polyester, PTFE, PP, PPE, carbon fiber, vinyon, saran, spandex, vinalon, aramids, modal, sulfar, polybenzimidazole fibre, PLA, lyocell, orlon, vectran and zylon acrylonitrile,

5. A composition as claimed in claim 1, wherein the disinfecting agent comprises of a combination of one, several or all of a quaternary ammonium organosilane compound, and/or silver chloride and/or other types of silver salts, and/or Poly-glucosamine, and/or propiconazole, and/or biocoated silver particles and/or poly-hexa-methylene-biguanide,

6. A composition as claimed in claims 1 &

5, wherein an organosilane quarternary amine and its derivative thereof, having the molecular structure,

7. A composition as claimed in claim 6, wherein the organosilane can be an octadecylaminomethyl trihydroxysilylpropyl ammonium chloride, taken in the range of 5 to 50 gram by weight,

9. A composition as claimed in claim 1, wherein an anti viral agent used is selected from the group consisting of compound methyl alcohol, octadecylaminomethyl trihydroxysilylpropyl ammonium chloride and chloropropyl trihydroxysilane, poly-glucosamine, silver chloride based compound and silver chloride in aluminosilicate carrier base and polyhexamethylene biguanide, in a concentration range of between 1 ppm to 500 ppm, and the polysaccharide or oligosaccharide or biocoated silver nanoparticles, in a concentration range of between 0.1 ppm to 150 ppm,

10. A composition as claimed in claim 1, wherein the antifungal agent is at least one selected from the group of thiabendazoles or propiconazoles in a concentration of range of between 0.5 ppm to 200 ppm, Apart from above components the present invention further included with the cross-linking agent which are been selected from the type of adducts of blocked isocyanate, in a concentration range of between 1 ppm to 300 ppm, subject to depending on application

11. A composition as claimed in claim 1, wherein the emulsifying agent, is at least one selected from the group of polyoxyethylene monostearate, polyoxyethylene, sorbitan monolaurate, polyethylene glycol 400 monolaurate in a concentration of between 0.1 ppm to 200 ppm,

12. A composition as claimed in claim 1 wherein water, or any other solvent which is compatible with the mixture of the functional agents added to create the composition as claimed in claim 1, is used as a vehicle,

14. A method as claimed in claim 12 wherein the textile passes through a mixture of cross linking agents poured in the finishing bath, followed by passing through the stenter frame which provides heat of between 110°

C.-180°

C. with a dwell time of between 1-7 minutes,

4. A composition as claimed in 2 and 3, wherein the fabric or yarn can be blended,

8. A composition as claimed in above claims, wherein the silver acrylate salt of the composition is been taken in the range of 0.1% to 5%, particularly between 0.1-2%, more particularly between 0.5 to 2%

13. A method of treating the substrate using the composition comprising of the following methods,

Padding method wherein a desired concentration of liquor is prepared and then fed through a pump to the padding mangle trough, with a predetermined pressure to obtain optimum wet pick up of the functional agents on to the textile to attain the required specifications,

exhaust method wherein the substrate is treated in the finishing liquor for specific time, temperature and pH which is predetermined, to create the a finished textile which when polymerized is mildly hydrophobic in nature,

coating method, in which a the finishing liquor is fed through a pump to the knife coating machine, through a required thickness, between the textile and the knife,

spraying method, in which method a liquor is sprayed on the textile substrate for a specific time and in temperature range of 20-90 degrees Centigrade, wherein the finished textiles, when polymerized, are mildly hydrophobic in nature. The time of spraying is set to between 3 and 15 seconds,

15. A method as claimed in claim 13, wherein the fabric is once again passed through the stenter frame for drying at a temperature of 110°

C.-180°

C. with a dwell time of 1-7 minutes, in order to penetrate the solution completely in to the textile and complete polymerization,