Inner seal for capped containers

Details Inner seal for capped containers Inner seal for capped containers

1983-08-22

1985-03-05

Lesmes, George F.

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Adhesive outermost layer

206807, 220258, 428344, 428345, 428354, 428486, 428467, 525227, C09J 702

Patent

active

045031231

ABSTRACT:
Tamper-resistant inner seals that bond firmly to the lips of lidded and capped glass and plastic containers incorporate an aluminum foil having a heat-sealable adhesive that is a blend of an acrylate polymer and a vinyl polymer. HCl scavengers, plasticizers, and PVC heat stabilizers are preferably included.

REFERENCES:
patent: 2376899 (1945-05-01), Bulatkin
patent: 2733225 (1956-01-01), Smith
patent: 2833671 (1958-08-01), Funk et al.
patent: 4247663 (1981-01-01), Yoshiga et al.
patent: 4291090 (1981-09-01), Kenji et al.
patent: 4327147 (1982-04-01), Ou-Yang
patent: 4365029 (1982-12-01), Reizer et al.
patent: 4398644 (1983-08-01), Claude
patent: 4408015 (1983-10-01), Flatau

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