Antimicrobial Play Dough Using Silver Ions and Benzalkonium Chloride
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing play materials, such as playing dough and gel-like compositions, pose safety concerns due to the potential for germ transmission and toxicity from preservatives, especially in environments where young children and infants share them, as they can harbor bacteria and contain harmful chemicals that may cause skin irritation and allergic reactions.
Innovation Solution
A flexible water-based play composition incorporating silver ions and benzalkonium chloride as antimicrobial agents, combined with natural thickeners like guar gum and reduced preservative levels, to provide enhanced antimicrobial properties and safety for young children and infants.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If regular cleaning and disinfection measures are applied to toys, then hygiene is improved, but the complexity of maintenance increases and may not be sufficient to prevent germ transmission
Solution Approach 1:
The patent applies preliminary action by incorporating antimicrobial agents into the play material composition itself during manufacturing, rather than relying on post-manufacturing cleaning measures. This proactive approach embeds protective functionality directly in the material, preventing germ transmission before it occurs during play.
Solution Approach 2:
The play material with integrated antimicrobial properties performs self-protection against germ contamination without requiring external intervention. The material autonomously resists bacterial growth and germ transmission through its inherent composition, eliminating the need for complex cleaning protocols.
2Ease of operation
If playing materials contain large amounts of water for flexibility, then ease of operation is improved, but antimicrobial durability deteriorates due to enhanced germ growth environment
Solution Approach 1:
The patent uses composite materials by combining water-based flexible play material with integrated antimicrobial agents. This composite structure maintains the desirable flexibility and water-based composition while simultaneously providing robust antimicrobial protection, resolving the contradiction between ease of operation and antimicrobial durability.
3Reliability
If preservatives are added to play materials to prevent germ growth, then antimicrobial durability is improved, but toxicity increases causing skin irritation and allergic reactions
Solution Approach 1:
The patent applies parameter changes by selecting antimicrobial agents with specific safety profiles and optimizing their concentration levels. The composition uses silver ions and benzalkonium chloride at controlled concentrations that provide effective antimicrobial protection while maintaining safety for children's use, thus changing the parameters of antimicrobial efficacy and toxicity simultaneously.
4Reliability
If antimicrobial agents are incorporated into play materials, then antimicrobial durability is improved, but the complexity of composition increases
Solution Approach 1:
The patent applies universality by selecting antimicrobial agents that provide broad-spectrum protection against multiple types of germs and bacteria through a single integrated composition. This multi-functional approach enhances antimicrobial durability without proportionally increasing composition complexity, as one unified formulation addresses diverse microbial threats.
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 composition achieves a bactericidal effect, killing at least 80% of germs on the surface, significantly reducing the risk of germ transmission and allowing for a substantial decrease in preservative content, thereby increasing safety and reducing toxicity, with antimicrobial effects lasting for at least 24 months.
Implementation Method 1
The composition achieves a bactericidal effect, killing at least 80% of germs on the surface
Data Source
AI summary
The present invention is directed to a flexible water based play material's composition, such as playing dough and/or gel-like playing material having antimicrobial properties which provides improved safety requirements and non toxicity for young children and infants playing with such product. The antimicrobial properties of the flexible play composition according to the present invention are achieved by incorporating into the mixture of the play composition a combination of two specific distinct antimicrobial ingredients, namely silver ions and benzalkonium chloride.