Bottles and jars – Closures – Cap type
Patent
1989-04-13
1991-01-01
Marcus, Stephen
Bottles and jars
Closures
Cap type
260876, 26433115, 525222, B65D 5300
Patent
active
049812319
ABSTRACT:
When a gasket of thermoplastic material is moulded in a polypropylene cap, the adhesion of the gasket to the cap at temperatures below 200.degree. C. is improved by including an adhesion-promoting polymer of propylene in the thermoplastic composition.
REFERENCES:
patent: 3220966 (1965-11-01), Flanagan
patent: 3563402 (1971-02-01), Arnold
patent: 3853970 (1974-12-01), Dietrich
patent: 3856889 (1974-12-01), McConnell
patent: 3868433 (1975-02-01), Bartz et al.
patent: 3937758 (1976-02-01), Catagna
patent: 3975463 (1976-08-01), Hirata et al.
patent: 4020025 (1977-04-01), Zeitler et al.
patent: 4085186 (1978-04-01), Rainer
patent: 4132050 (1979-01-01), Young
patent: 4232132 (1980-11-01), Grigo et al.
patent: 4361237 (1982-11-01), Heiremans et al.
patent: 4439478 (1984-03-01), Ferguson et al.
patent: 4497936 (1985-02-01), Tancrede et al.
patent: 4672091 (1987-06-01), Berta
patent: 4678834 (1987-07-01), Boivin et al.
patent: 4684554 (1987-08-01), Ou-Yang
patent: 4842947 (1989-06-01), Jachee et al.
patent: 4846362 (1989-07-01), Schloss
Japanese Abstract 53127546.
Japenese Patent Abstract 59041342.
Baker William L.
Hubbard John Dana
Marcus Stephen
Stucker Nova
W. R. Grace & Co.,-Conn.
LandOfFree
Container closure caps and compositions for forming gaskets for does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Container closure caps and compositions for forming gaskets for , we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Container closure caps and compositions for forming gaskets for will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1992136