Plastic and nonmetallic article shaping or treating: processes – Pore forming in situ – Composite article making
Patent
1996-07-15
1998-11-10
Watkins, III, William P.
Plastic and nonmetallic article shaping or treating: processes
Pore forming in situ
Composite article making
264 459, 264 458, 264 455, 264 50, 264 51, 264 53, 264548, 264550, 264544, 264154, 264155, 264156, 206557, 220405, 229407, 426124, B29C 6720
Patent
active
058338942
ABSTRACT:
A sheet of expanded plastics material with absorbent properties towards aqueous liquids has a structure with intercommunicating cells and comprises at least one surfactant and at least one lubricating agent. The invention also relates to a tray (1) of plastics material for foods which may release liquids, comprising a base (2) and side walls (3), wherein the base (2) has holes (4) of 0.1-1.5 mm diameter in the surface (4) which is intended to contact the food, and is produced from a sheet as described above. Methods of producing the sheet and the tray are also described.
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Lanzani Federico
Mauri Renato
Sirap-Gema S.p.A.
Watkins III William P.
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