초록 ▼

A composite material comprising a core layer comprising filler and synthetic resin and containing the filler having a weight 0.7 times or more the product of volume of the core layer and bulk density of the filler; and a surface layer comprising a thermosetting resin reinforced by long fibers extend

A composite material comprising a core layer comprising filler and synthetic resin and containing the filler having a weight 0.7 times or more the product of volume of the core layer and bulk density of the filler; and a surface layer comprising a thermosetting resin reinforced by long fibers extending parallel in a longitudinal direction thereof, the surface layer being laminated on the core layer to cover at least one surface of the core layer with respect to a thickness direction thereof.

대표청구항 ▼

A composite material comprising a core layer comprising filler and synthetic resin and containing the filler having a weight 0.7 times or more the product of volume of the core layer and bulk density of the filler; and a surface layer comprising a thermosetting resin reinforced by long fibers extend

A composite material comprising a core layer comprising filler and synthetic resin and containing the filler having a weight 0.7 times or more the product of volume of the core layer and bulk density of the filler; and a surface layer comprising a thermosetting resin reinforced by long fibers extending parallel in a longitudinal direction thereof, the surface layer being laminated on the core layer to cover at least one surface of the core layer with respect to a thickness direction thereof. 5639528, 19970600, Feit et al., 428/036.91; US-5910544, 19990600, Ozawa et al., 525/178; US-6348543, 20020200, Parker, 525/106 NRR or cyano. 3. The element of claim 1 wherein said polymeric binder is hydrophilic. 4. The element of claim 3 wherein said hydrophilic polymer is poly(vinyl alcohol) or gelatin. 5. The element of claim 1 wherein said trisaryl-1,3,5-triazine ultraviolet light absorbing material is 6. The element of claim 1 wherein said trisaryl-1,3,5-triazine ultraviolet light absorbing material is 7. The element of claim 1 wherein said trisaryl-1,3,5-triazine ultraviolet light absorbing material is present in an amount from about 0.05 to about 4.0 g/m2. 8. The element of claim 1 wherein said trisaryl-1,3,5-triazine ultraviolet light absorbing material is present in an amount from about 0.2 to about 1.5 g/m2. 9. The element of claim 1 wherein said polymeric mordant is present in an amount from about 0.2 to about 16 g/m2. 10. The element of claim 1 wherein said polymeric mordant is present in an amount from about 0.4 to about 8 g/m2. 11. The element of claim 1 wherein said overcoat layer contains a hydrophilic polymeric binder. 12. The element of claim 1 wherein said polymeric binder contains particulates. 13. The element of claim 12 wherein said particulates are present in said base layer in an amount of from about 70 to about 98% by weight. 14. The element of claim 1 wherein said overcoat layer contains particulates. 15. The element of claim 1 wherein said stabilizer contains at least two alkoxy groups. 16. The element of claim 1 wherein said M is Na, K or NH4. 17. The element of claim 1 wherein said stabilizer is present at an amount of from about 0.04 to about 1.6 g/m2. 18. The element of claim 1 wherein said stabilizer is