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ОКСО-БИОРАЗГРАДИМИ ДОБАВКИ
КАКВО Е d2w?
Продуктово сравнение
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OXO
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HYDRO
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Usually
made from a by-product of oil-refining
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Usually
made from starch
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Can
be recycled as part of a normal plastic waste-stream
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Damages
recyclate unless extracted from feedstock
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Can
be made from recyclate
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Cannot
be made from recyclate
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Emits
CO2 slowly while degrading
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Emits
CO2 rapidly while degrading
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Inert
deep in landfill
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Emits
methane deep in landfill
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Can
use same machinery and workforce as for conventional plastic
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Needs
special machinery and worforce
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Suitable
for use in high-speed machinery
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Not
suitable
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Compostable
in-vessel
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Compostable
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Little
or no on-cost
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Four
or five times more expensive than conventional plastic
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Same
strength as conventional plastic
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Weaker
than conventional plastic
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Same
weight as conventional plastic
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Heavier
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Leak-proof
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Prone
to leakage
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Degrades
anywhere on land or sea
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Degrades
only in high-microbial environment
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Time
to degrade can be set at manufacture
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Cannot
be controlled
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No
genetically modified ingredients
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Possibility
of GM ingredients
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Safe
for food contact
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Safe
for food contact
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No
PCB's Organo-chlorines, or "heavy metals"
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No
PCB's Organo-chlorines, or "heavy metals"
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Can
be incinerated with high energy-recovery
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Can
be incinerated, but lower calorific value
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Production
uses no
fertilisers, pesticides or water
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Production
uses fertilisers, pesticides and water
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No
limit on availability of feedstock
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Limited
availability of feedstock
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Demand
for oxo-biodegradable plastics does not drive up cost of fuel for vehicles
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Demand for hydro-biodegradable plastics drives up price of human
and animal foodstuffs.
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