Use of starch in the preparation of polymers

Details Use of starch in the preparation of polymers Use of starch in the preparation of polymers

1989-11-30

1992-01-21

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 48, 524734, 527313, C08L 300, C08L 302

Patent

active

050828827

ABSTRACT:
A process is disclosed for preparing a polymer/starch composite. The process involves forming the polymer in the presence of starch, an organometallic cocatalyst, and a particulate olefin polymerization catalyst. Also there is disclosed a process for improving the activity of a particulate olefin polymerization catalyst by the employment of a suitable amount of starch during the polymerization.

REFERENCES:
patent: 3704271 (1972-11-01), Prahl et al.
patent: 4431788 (1984-02-01), Kaminsky
Plastics Engineering, W. J. Maddever and G. M. Chapman, Jul. 1989, pp. 31-34.
Plastics World, D. Erickson, May 1989, pp. 61 and 63.

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