Thermoplastic cap with internal oxygen impervious sheet and plas

Details Thermoplastic cap with internal oxygen impervious sheet and plas Thermoplastic cap with internal oxygen impervious sheet and plas

1988-02-16

1988-11-22

Norton, Donald F.

Bottles and jars

Closures

Cap type

215343, 215347, 215350, B65D 5300

Patent

active

047859520

ABSTRACT:
Stopper device comprising a screw cap (1) made of oxygen-permeable, injection-moulded thermoplastic, whose bottom (2) is covered internally with an oxygen-impervious composite sheet (5) comprising a layer of paper (6) and a layer (8) of PVC and adhering to the bottom by virtue of the fact of the injection of the cap (1) onto the sheet (5), on the paper side, a plastisol seal (9) being cast on the sheet (5), on the PVC side, so as to adhere thereto after gelling.

REFERENCES:
patent: 3344093 (1967-09-01), Strickman
patent: 3930589 (1976-01-01), Koontz
patent: 4151924 (1979-05-01), Jameson

Affiliated with

Also associated with

Rating

Thermoplastic cap with internal oxygen impervious sheet and plas does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Thermoplastic cap with internal oxygen impervious sheet and plas, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Thermoplastic cap with internal oxygen impervious sheet and plas will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-430222