Optical Silicone Massage Head Composition for Tear-Resistant Molding

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Solution Overview

Problem

Existing cosmetic massage heads have low impact resistance, prone to tearing and deformation, and suffer from thermal issues during temperature changes, affecting thermal conductivity and comfort.

Innovation Solution

A formula for a cosmetic optical silicone massage head composed of specific silicone components (A and B) with a preparation process involving static mixing, vacuuming, and controlled high-temperature vulcanization to enhance strength and durability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If rigid materials are used for cosmetic massage heads, then structural strength is improved, but impact resistance and tear resistance deteriorate

Engineering Contradiction:
Improvestructural strengthVSAvoidimpact resistance and tear resistance
Core Design Contradiction:
StrengthVSReliability

Solution Approach 1:

The patent changes the material parameters by using silicone rubber instead of rigid materials, fundamentally altering the mechanical properties to achieve both flexibility and durability. This material substitution resolves the contradiction by providing a substance that inherently possesses both structural integrity and resistance to impact and tearing.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite material formulation with specific ratios of silicone base polymer, crosslinking agent, and filler materials to create a composite silicone rubber that maintains strength while improving impact and tear resistance. The composite structure allows optimization of multiple properties simultaneously.

Inventive Principle:
Principle #40Composite materials

2Manufacturing precision

If high temperature processing is applied, then molding completeness is improved, but deformation and cracking worsen

Engineering Contradiction:
Improvemolding completenessVSAvoiddeformation and cracking
Core Design Contradiction:
Manufacturing precisionVSShape

Solution Approach 1:

The patent optimizes the processing temperature parameter to a specific range that enables complete molding while preventing thermal degradation. By carefully controlling the temperature parameter, the patent achieves thorough curing without causing deformation or cracking, resolving the contradiction between molding completeness and shape integrity.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent incorporates preliminary anti-deformation measures by adding reinforcement materials and designing mold structures that prevent deformation before it occurs during high-temperature processing. This preventive approach ensures shape stability throughout the molding process.

Inventive Principle:
Principle #10Preliminary action

3Use of energy by moving object

If thermal conductivity is increased, then heat dissipation is improved, but material stability during temperature changes deteriorates

Engineering Contradiction:
Improvethermal conductivityVSAvoidmaterial stability during temperature changes
Core Design Contradiction:
Use of energy by moving objectVSStability of the object's composition

Solution Approach 1:

The patent creates a composite material system that balances thermal conductivity and thermal stability. By selecting specific filler materials and optimizing their concentration, the patent achieves adequate heat dissipation while maintaining material composition stability during temperature fluctuations, resolving the contradiction between these two properties.

Inventive Principle:
Principle #40Composite materials

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 silicone massage head exhibits high transparency, strength, and tear resistance, ensuring no deformation or cracking, with improved comfort and longevity.

Implementation Method 1

controlled high-temperature vulcanization to enhance strength and durability

Methodology Applied
Scientific EffectVulcanization: Chemical Bonding

Implementation Method 2

vacuuming the mold when a mold closure gap is 1 mm

Methodology Applied
Scientific EffectVacuum: Vacuum

Implementation Method 3

injecting the component A and the component B into a static mixer in a ratio of 1:1

Methodology Applied
Scientific EffectMixing: Stirring

Data Source

PatentUS20250382420A1Formula of cosmetic optical silicone massage head and preparation process therefor
Publication Date: 2025.12.18 GUANGZHOU CANDEAR PACKING PROD CO LTD

AI summary

The present invention discloses a formula of a cosmetic optical silicone massage head and a preparation process therefor. The formula of the cosmetic optical silicone massage head includes a component A and a component B; where the component A includes the following raw materials in parts by weight: 91.8% of polymethylsiloxane, 4.95% of hydroxy silicone oil, 2.75% of stearic acid, and 0.5% of platinum catalyst; and the component B includes the following raw materials in parts by weight: 91.8% of polymethylsiloxane, 4.2% of hydroxy silicone oil, 1.6% of hydrogen silicone oil, 2.3% of stearic acid, and 0.1% of ethynylcyclohexanol. The formula of the cosmetic optical silicone massage head according to the present invention has good fluidity, high transparency, high strength, high tensile strength, and good tear resistance.