Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Reexamination Certificate
2006-08-08
2006-08-08
Zimmer, Marc S. (Department: 1712)
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
C156S329000, C427S002100, C427S002310, C427S208200, C427S387000, C428S040100, C428S041400, C428S304400, C428S306600, C428S308400, C428S313500, C428S315500, C428S317100, C428S317700, C428S318400, C428S320200, C428S321100, C428S421000
Reexamination Certificate
active
07087135
ABSTRACT:
A novel method of producing interpenetrating polymer network (“IPN”) sheeting. Particularly, an improved method of producing such sheeting and bonding it to a backing layer for use as various types of wound dressings and scar management products. The new process represents several improvements over previous techniques as follows: a) single-pass process, b) no second coating of liquid polymer required to act as glue, c) no solvents or other processing aids required, d) no additional oven length needed to effect the required dwell time, e) increased line speed relative to prior techniques, and g) the carrier substrate20need only be coated with a release surface on one side.
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Bio Med Sciences, Inc.
Earley John F. A.
Earley III John F. A.
Harding Earley Follmer & Frailey
Zimmer Marc S.
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