Why Do Lotion Squeeze Bottles Crack and Peel Over Time? Reference Standard: ASTM D1693-21 Standard Test Method for Environmental Stress-Cracking of Ethylene Plastics Short Answer Lotion squeeze bottles fail primarily due to the chemical infiltration of surfactants into the amorphous regions of the LDPE matrix, combined with the material’s naturally low surface energy that rejects … Read more
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 … Read more
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