# US 2013/0280508 A1 · Fibrous elements comprising fast wetting surfactants and methods for making same

> Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt

- Number: US 2013/0280508 A1
- Document ID: US20130280508A1
- Status: Published application
- Kind: A1
- Application number: 13/865,443
- Filed: 2013-04-18
- Published: 2013-10-24
- Earliest claimed: 2012-04-19
- Assignees: The Procter & Gamble Company
- Applicants: The Procter & Gamble Company
- Inventors: Stephen Wayne HEINZMAN; Brooke Marie WOODS; Michael David JAMES
- Web page: https://patentgrep.com/patent/US20130280508A1

## CPC

- C08L 3/02: Starch; Degradation products thereof, e.g. dextrin
- A47K 10/00: Body-drying implements; Toilet paper; Holders therefor
- A61K 8/466: {containing sulfonic acid derivatives; Salts}
- B32B 5/022: {Non-woven fabric}
- B32B 5/08: the fibres or filaments of a layer being of different substances {, e.g. conjugate fibres, mixture of different fibres}
- B32B 5/12: characterised by the relative arrangement of fibres or filaments of {different layers, e.g. the fibres or filaments being parallel or perpendicular to each other}
- B32B 5/26: another layer {next to it} also being fibrous or filamentary {(relative arrangement of fibres or filaments of different layers B32B5/12)}
- D01F 1/10: Other agents for modifying properties
- D01F 2/00: Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F 4/00: Monocomponent artificial filaments or the like of proteins; Manufacture thereof
- D01F 6/14: from polymers of unsaturated alcohols, e.g. polyvinyl alcohol, or of their acetals or ketals
- D04H 1/4309: Polyvinyl alcohol
- D04H 1/541: Composite fibres, e.g. sheath-core, sea-island or side-by-side; Mixed fibres
- D04H 1/64: the bonding agent being applied in wet state, e.g. chemical agents in dispersions or solutions
- D21H 17/37: Polymers of unsaturated acids or derivatives thereof, e.g. polyacrylates
- D21H 17/375: {Poly(meth)acrylamide}
- D21H 21/24: Surfactants
- D21H 27/005: {relating to physical or mechanical properties, e.g. tensile strength, stretch, softness}
- B32B 2262/0223: Vinyl resin fibres
- B32B 2262/0261: Polyamide fibres
- B32B 2307/54: Yield strength; Tensile strength
- B32B 2307/542: Shear strength
- B32B 2307/718: Weight, e.g. weight per square meter
- B32B 2307/726: Permeability to liquids, absorption
- B32B 2555/00: Personal care
- B32B 2555/02: Diapers or napkins
- D04H 1/5412: {sheath-core}
- D04H 1/5414: {side-by-side}
- D04H 1/5416: {sea-island}
- D21H 27/002: {Tissue paper; Absorbent paper (D21H21/22, D21H27/02, D21H27/20 take precedence; toilet paper A47K10/00; absorbent pads for physiological fluids A61L15/16; making on paper-making machines D21F11/00)}
- Y10T 428/27: Web or sheet containing structurally defined element or component, the element or component having a specified weight per unit area [e.g., gms/sq cm, lbs/sq ft, etc.]
- Y10T 442/10: Scrim [e.g., open net or mesh, gauze, loose or open weave or knit, etc.]
- Y10T 442/696: Including strand or fiber material which is stated to have specific attributes [e.g., heat or fire resistance, chemical or solvent resistance, high absorption for aqueous compositions, water solubility, heat shrinkability, etc.]
- C08L: COMPOSITIONS OF MACROMOLECULAR COMPOUNDS (compositions based on polymerisable monomers C08F, C08G; artificial filaments or fibres D01F; textile treating compositions D06)
- A47K: SANITARY EQUIPMENT; ACCESSORIES THEREFOR, e.g. TOILET ACCESSORIES
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- B32B: LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- D01F: CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D04H: MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL (weaving D03; knitting D04B; braiding D04C; net-making D04G; sewing D05B; tufting D05C; finishing non-woven fabrics D06); FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING {; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION}(non-woven fabrics having an intermediate or external layer of a different kind, e.g. of woven fabric, B32B)
- D21H: PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- Y10T: TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION

## Abstract

Fibrous elements, such as filaments and/or fibers, and more particularly to fibrous elements that contain a fast wetting surfactant, fibrous structures made therefrom, and methods for making same are provided.

## Claims

### Claim 1

A fibrous element comprising a blend comprising a fibrous element-forming polymer and a fast wetting surfactant.

### Claim 2 (depends on 1)

The fibrous element according to claim 1 wherein the fibrous element-forming polymer comprises a hydroxyl polymer.

### Claim 3 (depends on 2)

The fibrous element according to claim 2 wherein the hydroxyl polymer comprises a polysaccharide.

### Claim 4 (depends on 1)

The fibrous element according to claim 1 wherein the fibrous element-forming polymer is selected from the group consisting of: polyvinyl alcohol, polyvinyl alcohol derivatives, polyvinyl alcohol copolymers, gums, arabinans, galactans, proteins, and mixtures thereof.

### Claim 5 (depends on 1)

The fibrous element according to claim 1 wherein the blend comprises two or more fibrous element-forming polymers.

### Claim 6 (depends on 1)

The fibrous element according to claim 1 wherein the fast wetting surfactant is selected from the group consisting of: anionic surfactants, cationic surfactants, nonionic surfactants, zwitterionic surfactants, and mixtures thereof.

### Claim 7 (depends on 1)

The fibrous element according to claim 1 wherein the fast wetting surfactant comprises a sulfosuccinate surfactant.

### Claim 8 (depends on 1)

The fibrous element according to claim 1 wherein the blend further comprises a non-hydroxyl polymer selected from the group consisting of: polyacrylamide and its derivatives; polyacrylic acid, polymethacrylic acid, and their esters; polyethyleneimine; copolymers made from mixtures of monomers of the aforementioned polymers; and mixtures thereof.

### Claim 9 (depends on 8)

The fibrous element according to claim 8 wherein the non-hydroxyl polymer comprises polyacrylamide.

### Claim 10 (depends on 1)

The fibrous element according to claim 1 wherein the fibrous element comprises a filament.

### Claim 11 (depends on 1)

A fibrous structure comprising a plurality of fibrous elements according to claim 1.

### Claim 12 (depends on 11)

The fibrous structure according to claim 11 wherein the fibrous structure exhibits a basis weight of from about 10 g/m2 to about 120 g/m2.

### Claim 13 (depends on 11)

The fibrous structure according to claim 11 wherein the fibrous structure further comprises one or more solid additives.

### Claim 14 (depends on 13)

The fibrous structure according to claim 13 wherein at least one of the one or more solid additives comprises a fiber.

### Claim 15 (depends on 13)

The fibrous structure according to claim 13 wherein the fibrous structure further comprises a scrim connected to the surface of the fibrous structure such that the solid additives are positioned between the scrim and the surface of the fibrous structure.

### Claim 16

An aqueous polymer melt composition comprising a fibrous element-forming polymer and a fast wetting surfactant.

### Claim 17 (depends on 16)

The aqueous polymer melt composition according to claim 16 wherein the fibrous element-forming polymer is selected from the group consisting of: polysaccharides, polyvinyl alcohol, polyvinyl alcohol derivatives, polyvinyl alcohol copolymers, gums, arabinans, galactans, proteins, and mixtures thereof.

### Claim 18 (depends on 16)

The aqueous polymer melt composition according to claim 16 wherein the fast wetting surfactant comprises a sulfosuccinate surfactant.

### Claim 19 (depends on 16)

The aqueous polymer melt composition according to claim 16 wherein the aqueous polymer melt composition further comprises a non-hydroxyl polymer selected from the group consisting of: polyacrylamide and its derivatives; polyacrylic acid, polymethacrylic acid, and their esters; polyethyleneimine; copolymers made from mixtures of monomers of the aforementioned polymers; and mixtures thereof.

### Claim 20 (depends on 16)

The aqueous polymer melt composition according to claim 16 wherein the aqueous polymer melt composition further comprises a crosslinking system comprising a crosslinking agent capable of crosslinking the fibrous element-forming polymer.