Recovery of polyethylene terephthalate (PET)

Details Recovery of polyethylene terephthalate (PET) Recovery of polyethylene terephthalate (PET)

1984-12-13

1985-09-24

Phynes, Lucille M.

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

Synthetic resins

Process of treating scrap or waste product containing solid...

528491, 528497, C08J 1104

Patent

active

045433640

ABSTRACT:
A method of reclaiming clear PET resin from bottles and other containers is disclosed. PET resin contaminated with a hot melt type polyethylene copolymer based glue is treated with a chlorinated solvent and optionally subjected to azeotropic drying.

REFERENCES:
patent: 3014011 (1961-12-01), Zoetbrood
patent: 3043785 (1962-07-01), Wright et al.
patent: 3390134 (1968-06-01), Kibler
patent: 3696058 (1972-10-01), Teti
patent: 3935169 (1976-01-01), Reen
patent: 4345039 (1982-08-01), Cowan et al.
patent: 4346209 (1982-08-01), Forschirm et al.

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