Laminated resin sheet and process for producing the same

Details Laminated resin sheet and process for producing the same Laminated resin sheet and process for producing the same

1993-03-03

1995-02-28

Lesmes, George F.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Composite having voids in a component

4283179, 4283155, 428324, 428328, 428331, 4283088, B32B 326, B32B 518

Patent

active

053936035

ABSTRACT:
A laminated resin sheet comprising (A) a laminated base material composed of (A.sup.1) an expanded resin layer and (A.sup.2) a non-expanded resin layer obtained by co-extrusion of (a.sup.1) a blowing agent-containing thermoplastic resin and (a.sup.2) a filler-containing thermoplastic resin containing 9 to 80% by weight of a filler through a T die, having laminated on at least one side thereof (B) synthetic paper comprising a stretched porous thermoplastic resin film containing an inorganic filler. The laminated resin sheet is light and highly rigid and exhibits a beautiful appearance with satisfactory printability and is therefore useful as various display materials and thermoformable sheeting for food trays, etc.

REFERENCES:
patent: 4318950 (1982-03-01), Takashi et al.
patent: 4472227 (1984-09-01), Toyoda et al.
patent: 4578297 (1986-03-01), Duncan
patent: 4701369 (1987-10-01), Duncan
patent: 4704323 (1987-11-01), Duncan et al.
patent: 4911978 (1990-03-01), Tsubone et al.

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