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US 9,481,961 B2Granted
Antimicrobial finish on fabrics
AssigneeReliance Industries Limited
InventorsAnand Parekh, Satya Pal Gomber, Sujit Kumar Barik
Life of this patent
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Abstract
A formulation is provided which comprises at least one phenolic compound in an amount of about 0.5 to about 1.2% of the mass of the formulation; at least one fragrance in an amount of about 0.3 to about 1.0% of the mass of the formulation; and at least one alcohol in an amount of about 90 to about 99% of the mass of the formulation. Said formulation is surfactant free and being capable of rendering anti-microbial finish to fabrics. And also, a process for preparing a fabric with anti-microbial finish is provided.
Claims9
A process for preparing a fabric with anti-microbial finish;
- said process comprising the following steps:
- a. providing a fabric selected from the group consisting of wool, rayon, polyester, polyester viscose, polyester wool and combinations thereof;
- b. subjecting the fabric to a step of pre-treatment;
- c. mixing together:
- i. at least one phenolic compound in an amount of about 0.5 to about 1.2% of the mass of the formulation;
- ii. at least one fragrance in an amount of about 0.3 to about 1.0% of the mass of the formulation;
- and
- iii. at least one alcohol in an amount of about 90 to about 99% of the mass of the formulation,
- to form an anti-microbial finish formulation;
- d. forming a mixture by mixing 10 to 25 gpl of said anti-microbial finish formulation with 5 to 15 gpl of acrylic co-polymer;
- e. transferring said mixture to a reaction vessel and applying said mixture onto said pre-treated fabric at a temperature of about 25 to 50° C.;
- and
- f. subjecting said fabric to a step of post-treatment to obtain a fabric with anti-microbial finish.
10 more elements
Dependencies are inferred from the claim text.