Hair Styling Device Protrusions with Polymer Blend

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Solution Overview

Problem

Current hair conditioning products, such as combs and brushes, do not effectively reduce wet combing and detangling forces, leading to hair breakage and requiring additional rinse-off or leave-in conditioners, which can be inconvenient and may not provide lasting benefits.

Innovation Solution

A styling device with protrusions made from a blend of high molecular weight polyethylene oxide and a water-insoluble polymer, which leaches out conditioning agents when wet, reducing friction and improving hair manageability without the need for separate conditioners.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Force

If conventional combs or brushes are used for styling hair, then the device is durable and can be used repeatedly, but the device cannot effectively reduce wet combing and detangling forces, leading to hair breakage

Engineering Contradiction:
Improvewet combing and detangling forceVSAvoidhair breakage
Core Design Contradiction:
ForceVSReliability

Solution Approach 1:

The protrusions are made from a blend of water-soluble polymer and water-insoluble polymer, where the water-soluble component leaches out when wet to reduce friction. This changes the material properties of the protrusions from static to dynamic, allowing them to provide conditioning benefits when wet while maintaining structural integrity when dry.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The invention uses a composite material consisting of a blend of water-soluble polymer (such as polyethylene oxide) and water-insoluble polymer. This composite allows the protrusions to maintain their structural form while releasing conditioning agents into the water, thereby reducing combing force and preventing hair breakage.

Inventive Principle:
Principle #40Composite materials

2Ease of operation

If consumers use liquid rinse off conditioners or leave-in conditioners to condition hair, then hair conditioning benefits are achieved, but the routine becomes inconvenient and requires additional products

Engineering Contradiction:
Improveconditioning routine convenienceVSAvoidnumber of conditioning products
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The invention merges the styling device function with the conditioning agent delivery function. The protrusions themselves are made from a material blend that acts as both the structural component and the conditioning agent reservoir, eliminating the need for separate conditioner products.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The styling device is self-service in that it contains its own conditioning agents within the protrusion material. When the device is used wet, the water-soluble polymer leaches out automatically to condition the hair, without requiring the user to apply separate conditioner products.

Inventive Principle:
Principle #25Self-service

3Force

If protrusions are made from water-soluble polymer blend that leaches conditioning agents when wet, then friction is reduced and hair manageability is improved, but the material must maintain structural integrity during use

Engineering Contradiction:
Improvefriction forceVSAvoidprotrusion structural integrity
Core Design Contradiction:
ForceVSStrength

Solution Approach 1:

The protrusions are made from a composite blend of water-soluble polymer (such as polyethylene oxide) and water-insoluble polymer. The water-insoluble component maintains structural integrity while the water-soluble component leaches out to reduce friction, achieving both goals simultaneously.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

The material properties of the protrusions change based on moisture content. When dry, the material maintains high structural integrity. When wet, the water-soluble polymer leaches out, changing the surface properties to reduce friction and provide conditioning benefits.

Inventive Principle:
Principle #35Parameter changes

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The device significantly reduces the force required for wet combing and detangling, minimizing hair breakage and providing lasting conditioning benefits, while being durable and easy to integrate into the user's styling routine.

Implementation Method 1

a styling device for hair, comprising protrusions, wherein the protrusions comprise a blend of a high molecular weight polyethylene oxide and a water insoluble polymer

Methodology Applied
Scientific EffectLeaching: Diffusion

Implementation Method 2

reducing friction and improving hair manageability without the need for separate conditioners

Methodology Applied
Scientific EffectFriction reduction: Lubrication

Data Source

PatentUS20230105629A1Styling device
Publication Date: 2023.04.06 PROCTER & GAMBLE CO
  • US20230105629A1 patent drawing
  • US20230105629A1 patent drawing
  • US20230105629A1 patent drawing

AI summary

A styling device for hair, comprising protrusions, wherein the protrusions comprise a blend of a high molecular weight polyethylene oxide and a water insoluble polymer.