Starch
(binder)
● natural polymer ● abundant ●affordable ● renewable ● widely used ● biodegradable
Vinegar / Citric acid
(cross-linker)
● easy-manufacturing ● occurs naturally in citrus fruits ● affordable ● renewable ● biodegradable
Glycerin
(plasticizer)
● obtained from plant and animal resources ● non-toxic ● affordable ● renewable ● biodegradable
LI SHANGTONG
Ingredients
starch
water
white vinegar
glycerin
orange peel
sawdust
starch
(binder)
● natural polymer
● abundant
● affordable
● renewable
● widely used
● biodegradable
white vinegar
(cross-linker)
● easy-manufacturing
● affordable
● renewable
● biodegradable
glycerin
(plasticizer)
● obtained from plant and animal resources
● non-toxic
● affordable
● renewable
● biodegradable
orange peel
(aggregate)
● obtained from everyday consuming
● non-toxic
● affordable
● renewable
● biodegradable
sawdust
(aggregate)
● obtained from wood-working processes ● abundant
● non-toxic
● renewable
● biodegradable