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Class Information
Number: 523/181
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Processes of preparing a desired or intentional composition of at least one nonreactant material and at least one solid polymer or specified intermediate condensation product, or product thereof > Composition devoid of magnetic materials and suitable for preparation of magnetic tape recording or process of preparing
Description: Subject matter wherein a composition having utility as a magnetic-tape recording composition is claimed or solely disclosed or to processes of preparation thereof.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5494739 |
Polyethylene-2,6-naphthalenedicarboxylate film |
Feb. 27, 1996 |
| 5382614 |
Perfluoropolyether lubricants for magnetic recordings |
Jan. 17, 1995 |
| 5371166 |
Polyurethane composition for use as a dispersing binder |
Dec. 6, 1994 |
| 5273826 |
Magnetic coating formulations and magnetic recording media |
Dec. 28, 1993 |
| 4840830 |
Polyester film for magnetic recording tape |
Jun. 20, 1989 |
| 4761327 |
Biaxially oriented aromatic polyester film |
Aug. 2, 1988 |
| 4715977 |
Magnetic coating compositions from carboxylic acid-grafted phenoxy resins |
Dec. 29, 1987 |
| 4716209 |
Strong and elastic polyurethane polyurea polyacrylates and electron beam-cured coatings containing the same |
Dec. 29, 1987 |
| 4711817 |
Carboxylic acid-grafted phenoxy resins |
Dec. 8, 1987 |
| 4673705 |
Radiation-curable coatings containing reactive pigment dispersants |
Jun. 16, 1987 |
| 4647506 |
Flexible, self-cross-linking binders |
Mar. 3, 1987 |
| 4607068 |
Radiation-curable coatings adapted for magnetic recording structures |
Aug. 19, 1986 |
| 4595715 |
Oriented polyester film containing calcium carbonate and kaolinite |
Jun. 17, 1986 |
| 4590119 |
Polyester film and magnetic recording medium therefrom |
May. 20, 1986 |
| 4539389 |
Biaxially oriented polyester film |
Sep. 3, 1985 |
| 4503198 |
Electron radiation curable resin |
Mar. 5, 1985 |
| 4496686 |
Radiation-curable coatings containing reactive pigment dispersants |
Jan. 29, 1985 |
| 4476257 |
Magnetic coating composition of partially oxidized nitrocellulose and magnetic powder |
Oct. 9, 1984 |
| 4384055 |
Hard vinyl chloride resin composition for information signal recording media |
May. 17, 1983 |
| 4263188 |
Aqueous coating composition and method |
Apr. 21, 1981 |
| 4256852 |
Binder composition for magnetic recording tape |
Mar. 17, 1981 |
| 4138386 |
Polyester film for magnetic tape |
Feb. 6, 1979 |
| 4122234 |
Article employing a heat hardenable liquid film forming composition with particles dispersed therein and method for making same |
Oct. 24, 1978 |
| 4096109 |
Polyester films useful as magnetic tapes |
Jun. 20, 1978 |
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