Method of producing a thermoplastic foam sheet

Details Method of producing a thermoplastic foam sheet Method of producing a thermoplastic foam sheet

1993-06-21

1994-10-11

Weston, Caleb

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

156 94, 15624424, 15624427, 264 37, 264 38, 428 354, 428 367, 4283044, 4283179, 4283197, B29C 4706

Patent

active

053544021

ABSTRACT:
A method of producing a thermoplastic foam sheet comprising the step of (a) foaming, by extrusion, a mixture comprising polystyrene and a thermoplastic reclaim material obtained from a multi-layer sheet manufacturing process, wherein said thermoplastic reclaim material comprises polystyrene and a thermoplastic barrier resin selected from the group consisting of (i) copolymers of ethylene and vinyl alcohol, and (ii) polymers comprising a copolymer of acrylonitrile, to produce a foam sheet having an upper and lower surface.

REFERENCES:
patent: 4234663 (1980-11-01), Catteet al.
patent: 4410602 (1983-10-01), Komoda et al.
patent: 4647509 (1987-03-01), Wallace et al.
patent: 4652325 (1987-03-01), Benge et al.
patent: 4847148 (1989-07-01), Schirmer
patent: 5118561 (1992-06-01), Gusavage et al.
patent: 5221395 (1993-06-01), Luetkens et al.

Affiliated with

Also associated with

Rating

Method of producing a thermoplastic foam sheet does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method of producing a thermoplastic foam sheet, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method of producing a thermoplastic foam sheet will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1655933