Method for recovering different plastic materials from laminated

Details Method for recovering different plastic materials from laminated Method for recovering different plastic materials from laminated

1978-06-20

1980-04-22

Lazarus, Richard B.

Solid material comminution or disintegration

Processes

Selective or differential comminution of mixed or bonded solids

241 23, 241 24, 156344, 209 11, B02C 2308, B32B 3118

Patent

active

041991095

ABSTRACT:
A method for recovering plastics which is easy in working and effective in separation of materials. The method comprises the steps of: heating multilayer plastic articles, immediately crushing the heated plastic articles by means of shearing, impact or tearing force and peeling the layers of the plastic articles into small pieces of respective component layer materials, and separating the crushed and peeled pieces of materials into the respective component layer materials, thereby recovering the component layer materials in separated state.

REFERENCES:
patent: 3926790 (1975-12-01), Jzumi
patent: 4086083 (1978-04-01), Michael et al.

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