Protective shell for insulating pipes and fittings

Details Protective shell for insulating pipes and fittings Protective shell for insulating pipes and fittings

1995-05-19

1996-07-09

Nold, Charles R.

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

428213, 428421, 428412, 138141, F16L 5700

Patent

active

055343198

ABSTRACT:
A shell for protectively enveloping insulation of pipes and pipe fittings is disclosed. The shell comprises a thermoformed laminate of (a) polyvinyl fluoride layer having a thickness of about 0.0015 to 0.004 inch, (b) polycarbonate layer having a thickness of about 0.005 to 0.060 inch and (c) a heat activated, stretchable adhesive layer having a thickness of about 0.0002 to 0.0004 inch interposed between said (a) and said (b).
In a preferred embodiment, the adhesive layer is acrylate based.

REFERENCES:
patent: 4368231 (1983-01-01), Egert et al.

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