Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1992-03-10
1993-10-12
Weston, Caleb
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
156 85, 156 86, 156325, 1563317, B32B 3126
Patent
active
052521559
ABSTRACT:
A process for applying heat shrink film to containers comprising the steps of a) coating at least a portion of a heat shrinkable but unshrunken film segment with a reactive hot melt polyurethane adhesive having a free isocyante content greater than 2% and a viscosity less than 3000 cps at 225.degree. F.; b) applying the film to the longitudinal surface of the container; and, c) subjecting the container to heat to shrink the film onto the container so as to permanently affix it thereto.
REFERENCES:
patent: 3235433 (1966-02-01), Cvacho et al.
patent: 3542229 (1970-11-01), Beyerlein et al.
patent: 3604584 (1971-09-01), Shank, Jr.
patent: 3659394 (1972-05-01), Hartleib et al.
patent: 3734273 (1973-05-01), Watanabe
patent: 3822459 (1974-07-01), Amberg et al.
patent: 3931077 (1976-01-01), Uchigaki et al.
patent: 4108710 (1978-08-01), Hoffmann
patent: 4126238 (1978-11-01), Rausing
patent: 4138026 (1979-02-01), Conklin
patent: 4568580 (1986-02-01), Ghirardello et al.
patent: 4618651 (1986-10-01), Gilch et al.
patent: 4704173 (1987-11-01), Hoffman
patent: 4762748 (1988-08-01), Oberle
patent: 4775719 (1988-10-01), Markevka et al.
patent: 4808255 (1989-02-01), Markevka et al.
patent: 4844957 (1989-07-01), Hoffman
patent: 4966805 (1990-10-01), Ezawa et al.
patent: 5021507 (1991-06-01), Stanley et al.
patent: 5091239 (1992-02-01), Przeworski et al.
patent: 5175032 (1992-12-01), Steele et al.
Brady Francis X.
Nowicki James
O'Leary James N.
Dec Ellen T.
National Starch and Chemical Investment Holding Corporation
Weston Caleb
LandOfFree
Shrink film labeling with polyurethane hot melts does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Shrink film labeling with polyurethane hot melts, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Shrink film labeling with polyurethane hot melts will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1901542