Method of processing hydrocolloid dressings

Details Method of processing hydrocolloid dressings Method of processing hydrocolloid dressings

1986-04-25

1987-09-15

Thurlow, Jeffery

Plastic and nonmetallic article shaping or treating: processes

Vacuum treatment of work

264102, 264171, 2641761, 26417717, 264213, 264237, 2642888, 2642893, 264338, 264348, B29C 4788

Patent

active

046938583

ABSTRACT:
A method of processing hydrocolloid adhesive material includes the steps of extruding a sheet of the hydrocolloid adhesive material from a vacuum extruder, applying a liner of release material to at least one side of the sheet, under pressure, and while the sheet is at an elevated temperature and maintaining the liner and the sheet under tension during cooling of the sheet.

REFERENCES:
patent: 2232109 (1941-02-01), Gibbons
patent: 2451597 (1948-10-01), Wheeler
patent: 2708289 (1955-05-01), Collings
patent: 2842800 (1958-07-01), Cochran
patent: 2985912 (1961-05-01), Johnson
patent: 3972328 (1976-08-01), Chen
patent: 4226818 (1980-10-01), Brower et al.
patent: 4379806 (1983-04-01), Korpman
patent: 4400338 (1983-08-01), Rundo
patent: 4538603 (1985-09-01), Pawelchak et al.
patent: 4551490 (1985-11-01), Doyle et al.

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