Why LDPE Squeeze Bottles Crack: Surface Physics & ESCR

Why Is Your Cosmetic Squeeze Bottle Peeling or Cracking? Reference Standard: ASTM D1693 ESCR Protocol / ISO 9001:2015 Short Answer Small Squeeze Containers often fail due to low surface free energy, causing ink delamination, or environmental stress cracking (ESCR) induced by surfactants. Professional manufacturing utilizes in-line flame treatment to raise surface energy above 38 dynes/cm … Ler mais

Why Squeeze Bottles Leak? Fixing PE Stress Cracking Failures

Why Do Travel Squeeze Bottles Leak? Fixing Stress Cracking Failures Reference Standard: ASTM D1693 (Standard Test Method for Environmental Stress-Cracking of Ethylene Plastics) Short Answer Refillable squeeze bottles frequently fail due to Surfactant-Induced Solvent Swelling (SISS) and poor ink adhesion. Aggressive surfactants in personal care formulas infiltrate the Polyethylene (PE) matrix, weakening intermolecular Van der … Ler mais