Degradable plastics from octenyl succinate starch

Details Degradable plastics from octenyl succinate starch Degradable plastics from octenyl succinate starch

1989-09-14

1991-10-22

Nutter, Nathan M.

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

Synthetic resins

Processes of preparing a desired or intentional composition...

524 47, C08L 8900, C08L 300

Patent

active

050596420

ABSTRACT:
A plastic and method of producing the same is disclosed where octenyl succinate starch metal ion complexes is combined with a plastic having hydrophobic tendencies. Preferred conditions of mixing are 165.degree. C. to 185.degree. C. temperature, with mixing occurring at 40 rpm to 60 rpm for 30 to 50 minutes.

REFERENCES:
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patent: 4101720 (1978-07-01), Taylor et al.
patent: 4125495 (1978-11-01), Griffin
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patent: 4337181 (1982-01-01), Otey et al.
patent: 4709808 (1987-12-01), Balduff et al.
Otey, et al., "Starch Graft Copolymers--Degradable Fillers for Poly(vinyl chloride) Plastics," pp. 139-142, Ind. Eng. Chem., Prod. Res. Dev. vol. 15, No. 2, 1976.

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