Stock material or miscellaneous articles – Composite – Of polyamidoester
Patent
1991-06-05
1993-06-15
Thibodeau, Paul J.
Stock material or miscellaneous articles
Composite
Of polyamidoester
428694BY, 428900, 252 6254, G11B 500
Patent
active
052196631
ABSTRACT:
A polycarbonate polyol having a main chain of the formula: ##STR1## wherein R is an aliphatic or alicyclic hydrocarbon group having 4 to 10 carbon atoms, and n is a number of 2.00 to 20.00, and having an aliphatic OH group at the terminal; an aromatic polycarbonate polyurethane resin prepared from the polycarbonate polyol as set forth above and a polyisocyanate compound having two or more isocyanate groups in the molecule and optionally other components, particularly a chain extender having a polar group; a coating agent comprising the polycarbonate polyol and/or aromatic polycarbonate polyurethane resin as set forth above and optionally a polyisocyanate compound as set forth above and a solvent; a cast film comprising a coating film formed from the polycarbonate polyol and/or aromatic polycarbonate polyurethane resin as set forth above and a base film; and a magnetic recording medium comprising a magnetic layer formed from the aromatic polycarbonate polyurethane resin as set forth above and optionally the polyisocyanate compound as set forth above, and a base film.
REFERENCES:
patent: 2999844 (1961-09-01), Muller et al.
patent: 3187065 (1965-06-01), McPherson et al.
patent: 3215668 (1965-11-01), Bissinger et al.
patent: 3474072 (1969-10-01), Bissinger et al.
patent: 4328935 (1982-05-01), Steel
patent: 4726992 (1988-02-01), Asai et al.
patent: 4761338 (1988-08-01), Asano et al.
patent: 4820581 (1989-04-01), Saito et al.
patent: 4837081 (1989-06-01), Yamada et al.
patent: 5008147 (1991-04-01), Ryoke et al.
patent: 5045622 (1991-09-01), Kohno et al.
Higashi Hiroshi
Kohno Kenji
Miyata Kazushi
Nagataki Yoshiyuki
Hitachi Maxell Ltd.
Resan Stevan A.
Thibodeau Paul J.
LandOfFree
Magnetic recording medium having a magnetic layer formed from an does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Magnetic recording medium having a magnetic layer formed from an, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Magnetic recording medium having a magnetic layer formed from an will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1041402