Cationic Poly Alpha-1,3-Glucan Ethers for Fabric Conditioning
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Solution Overview
Problem
Current fabric conditioning compositions face challenges with cationic polysaccharides, such as undesirable viscosity increases and incompatibility with other ingredients like cellulase enzymes, limiting their effectiveness and sustainability.
Innovation Solution
The development of fabric conditioning compositions incorporating poly alpha-1,3-glucan ether compounds with specific molecular weights and degrees of cationic substitution, which are compatible with cellulase enzymes and enhance the performance of depositable actives for improved feel and freshness benefits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If cationic polysaccharides are used in fabric conditioning compositions, then sustainability and environmental friendliness are improved, but viscosity increases and incompatibility with other ingredients occur
Solution Approach 1:
The patent applies parameter changes by carefully controlling the degree of substitution (DS) within a specific range (0.01 to 0.06) and molecular weight (90-350 kDaltons) of the poly alpha-1,3-glucan ether compound. This optimization resolves the contradiction by achieving the desired cationic functionality for fabric conditioning while maintaining acceptable viscosity levels and compatibility with other formulation ingredients.
2Reliability
If cationic polysaccharides are used in fabric conditioning compositions, then sustainability is improved, but incompatibility with other ingredients such as cellulase enzymes occurs
Solution Approach 1:
The patent resolves the compatibility contradiction through precise parameter control of the poly alpha-1,3-glucan ether compound, specifically limiting the degree of substitution to 0.01-0.06 and molecular weight to 90-350 kDaltons. These controlled parameters ensure compatibility with cellulase enzymes and other formulation ingredients while preserving the sustainable, naturally-derived nature of the cationic polysaccharide.
3Stability of the object's composition
If poly alpha-1,3-glucan ether compounds with specific molecular weights and degrees of substitution are used, then compatibility with cellulase enzymes is improved, but formulation complexity increases
Solution Approach 1:
The patent manages formulation complexity by establishing clear, specific parameter ranges for the poly alpha-1,3-glucan ether compound (molecular weight: 90-350 kDaltons, degree of substitution: 0.01-0.06). These defined parameters provide a straightforward specification framework that guides formulation development while ensuring compatibility with cellulase enzymes and other ingredients.
Data Source
AI summary
Fabric conditioning compositions that include a poly alpha-1,3-glucan ether compound and depositable actives, where the poly alpha-1,3-glucan ether compound may be characterized by certain molecular weights and degrees of cationic substitution. Related methods of using and making such compositions.