Biodegradable compositions

Details Biodegradable compositions Biodegradable compositions

1995-09-21

1997-11-25

Nutter, Nathan M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

525 543, 525 5431, 536123, C08L10100, C08L 302, C08L 6704

Patent

active

056914032

ABSTRACT:
Disclosed is biodegradable compositions comprising a biodegradable resin and starch, wherein fat or oil treated starch or its gelatinized product is utilized as the starch and thereby its production cost and biodegradability is improved without losing its mechanical properties. Biodegradable compositions comprising a gelatinized product of fat or oil treated starch and a biodegradable resin. A process for the production of the biodegradable composition comprising a gelatinized fat or oil treated starch and a biodegradable resin described above, which comprises heating and kneading fat or oil treated starch and a biodegradable resin in the presence of water or water and a plasticizer.

REFERENCES:
patent: 4016117 (1977-04-01), Griffin
patent: 5070122 (1991-12-01), Vanderbilt et al.
patent: 5162392 (1992-11-01), Wool et al.
Database WPI, Derwent Publications Ltd., Week 9231, Jun. 1992.

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