Photodegradable


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Photodegradable

Substances that can be chemically decomposed by light. Photodegradable plastic, for example, becomes brittle and breaks into smaller pieces when exposed to sunlight.
References in periodicals archive ?
The effect of photodegradable behavior after exposure was evaluated using different characterization methods [23].
To make a photodegradable, a material can be implanted that will absorb sunlight and becomes sufficiently reactive to attack the polymer molecules from which the material is composed.
When unsubmerged, at least, plastics are photodegradable, or vulnerable to ultraviolet radiation.
The Bottle Bill also prohibits the use of detachable tabs on metal containers and plastic loop holders that are not either photodegradable or biodegradable, making New York safer for humans, and fish and wildlife.
Photodegradable netting and biodegradable straw are teamed to control erosion and conserve moisture on newly seeded sloped and ditches.
For Immediate Release Corinne Gangloff Media Relations phone: +1 440.684.9600 fax: +1 440.646.0484 pr@freedoniagroup.com DEGRADABLE PLASTIC DEMAND (million pounds) % Annual Growth Item 2000 2005 2010 05/00 10/05 Degradable Plastic Demand 121 230 500 13.7 16.8 Biodegradable/Compostable 82 172 420 16.0 19.5 Photodegradable 38 50 64 5.6 5.1 Other 1 8 16 51.6 14.9
Some manufacturers say their products are photodegradable, which means that they will biodegrade when exposed to sunlight.
Fluoroquinolones are photodegradable compounds that produce various photodegradation products (Tiefenbacher et al., 1994).
Materials commonly used for netting are slowly photodegradable, with some manufacturers producing nettings that slowly biodegrade.
Says Dr Walter Focke, director of the Institute of Applied Materials at the university, the photodegradable bags "are a breakthrough when compared to ordinary plastic ones." Evergreen is the technology's licence holder while the university will receive royalties when the process is commercialised.
Photodegradable. Material that breaks down in the presence of sunlight.