Claims
- 1. A film base comprising:
- a polyester substrate having a surface exposed to an energetic treatment producing amine groups on the surface;
- a coating of amine reactive hardener selected from the group consisting of 1,2-bis(vinylsulfonylacetamido)ethane, bis(vinylsulfonyl)methane, bis(vinylsulfonylmethyl)ether, bis(vinylsulfonylethyl)ether, 1,3-bis(vinylsulfonyl)propane, 1,3-bis(vinylsulfonyl)-2-hydroxypropane, 1,1-bis(vinylsulfonyl)ethylbenzenesulfonate sodium salt, 1,1,1-tris(vinylsulfonyl)ethane, tetrakis(vinylsulfonyl)methane, tris(acrylamido)hexahydro-s-triazine, copoly(acrolein-methacrylic acid), glycidyl ethers, acrylamides, dialdehydes, blocked dialdehydes, .alpha.-diketones, amine-reactive esters, sulfonate esters, amine-reactive halogenated compounds, s-triazines, diazines, epoxides, formaldehydes, formaldehyde condensation products, anhydrides, aziridines, amine-reactive olefins, blocked amine-reactive olefins, polymeric hardeners selected from the group consisting of polymeric aldehydes, polymeric vinylsulfones, polymeric blocked vinyl sulfones and amine-reactive halogenated polymers grafted to the surface.
- 2. The film base according to claim 1 wherein the substrate comprises polyethylene naphthalate.
- 3. The film base according to claim 1 wherein the substrate comprises polyethlene terephthalate.
- 4. The film base according to claim 1 wherein the energetic treatment comprises a nitrogen plasma.
Parent Case Info
This is a Divisional of application Ser. No. 08/415,826, filed 3 Apr. 1995, now U.S. Pat. No. 5,563,029.
US Referenced Citations (16)
Foreign Referenced Citations (4)
Number |
Date |
Country |
115351 |
Aug 1984 |
EPX |
119761 |
Sep 1984 |
EPX |
143436 |
Jun 1985 |
EPX |
0 206 669 |
Dec 1986 |
EPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
415826 |
Apr 1995 |
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