Why It Matters
Dyers buy cationic fixatives to lock direct and reactive shades and cut crocking and bleeding, with formaldehyde-free grades increasingly required. The chemistry exists in our full catalog but is not yet surfaced for textiles; cross-link with the Color Fastness page
Solution Approach
Dyers buy cationic fixatives to lock direct and reactive shades and cut crocking and bleeding, with formaldehyde-free grades increasingly required. The chemistry exists in our full catalog but is not yet surfaced for textiles; cross-link with the Color Fastness page RawSource supplies the base chemicals that go into these programs. We can help with product selection, grade matching, and sourcing from multiple origins for supply security.
Typical Processing Workflow
1
Substrate & Process Assessment
Identify the fiber and process stage (pretreatment, dyeing, finishing) and the performance, hand, and compliance targets.
2
Auxiliary Selection
Match surfactants, wetting and dispersing agents, softeners, fixatives, or pH and sequestering agents to the substrate and bath chemistry.
3
Lab Dip & Dosing
Confirm dose and sequence on a lab dip or pad trial, checking levelness, fastness, hand, and bath stability.
4
Production Validation
Verify reproducibility, fastness, and effluent compliance at scale, and set the recipe and packaging for production.
Recommended Chemistries (3)
PolyDADMAC
CAS 26062-79-3
Specialty Additives
Film Formation
Cationic polyelectrolyte that ionically bonds to anionic dye sulfonate groups, forming an insoluble surface complex that resists bleeding and crocking; formaldehyde-free and already in catalog
Full Details
Polyamine
CAS 68131-73-7
Specialty Additives
Chelation / Sequestration
Cationic polyamine fixative that neutralizes anionic dye charge to lock direct and reactive shades; already in catalog
Full Details
Formaldehyde-Free Reactive/Direct After-Fix Grade
Dedicated cationic fixative optimized for wash and wet-rub fastness without formaldehyde
Full Details