Dye Migration on Polyester

high
garment
chemistry

Garment dyes bleed into transfer after press, tinting whites/colors.

Likely Causes

  1. High press temp/time for polyester: Activates disperse dyes.

  2. No blocker/low-temp system: Allows migration into adhesive.

Quick Checks

  • Lower press temp/time; test blocker sheet.
  • Use low-temp powder/film for poly.

Step-by-Step Fix

  1. Adopt low-temp transfer and blockerReduces dye activation

Acceptance Criteria
  • No visible cast after 2 wash cycles