polymer physics

Why Do Refillable Travel Bottles Crack After Heavy Use? Reference Standard: ASTM D1693 Standard Test Method for Environmental Stress-Cracking of Ethylene Plastics Short Answer Refillable travel bottles fail primarily due to “molecular chain slip kinetics,” where active surfactants in personal care formulas infiltrate the amorphous regions of the Polyethylene (PE) matrix. This chemical lubrication reduces … Read more