PET resins

Luminar(TM) (5122C) is a new PET resin used in custom-produced PET rigid containers to provide high clarity, low haze and good strength. It's available from ICI Chemicals & Polymers (Wilmington, DE).

Sep 30, 1996

Applications include water and carbonated soft drink bottles, as well as food products such as butter, mayonnaise, peanut butter and edible oils, or personal care products such as mouthwash.

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According to a Life Cycle Assessment (LCA), the carton format had the lowest environmental footprint of all the options, which compared PCR, molded fiber, glass, aluminum, and paper cartons. Using cartons to refill more durable rPET bottles makes the whole system bathroom- and shower-worthy, since the cartons themselves deteriorate in wet environments.

Dr. Bronner’s Paperboard Cartons Refill rPET Bottles to Ace LCA

Paperboard cartons get high LCA marks, but break down when wet. Meanwhile, 100% rPET bottles are circular, work great in the shower, and if they're refilled, are not single-use. Dr. Bronner’s refillable carton leverages both formats' strengths.

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