Laminated transparency

B - Operations – Transporting – 32 – B

Patent

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Details

B32B 17/10 (2006.01) C03C 17/34 (2006.01) C03C 27/12 (2006.01) B60J 1/08 (2006.01)

Patent

CA 2375256

A laminated article is provided which is particularly well adapted for use as an automotive sidelite. The laminated article includes a first ply (12), a second ply (20) and an interlayer (18) located between the two plies, with the two plies and interlayer dimensioned such that the laminated article has a total thickness of about 4.0 - 6.0 mm, more preferably of about 4.0 - 5.0 mm. The plies are preferably heat strengthened glass in the thickness range of about 1.0 - 3.0 mm. The interlayer is preferably a plastic material, such as polyvinyl butyral, and has a thickness in the range of about 0.50 - 0.80 mm. A coating (16), such as a solar control coating or electroconductive coating, can be formed or deposited on one or more surfaces of the plies and/or interlayers. A method and apparatus are also provided for producing a laminated sidelite of the invention.

L'invention concerne un article feuilleté particulièrement bien conçu pour un projecteur latéral automobile. Ledit article comprend une première feuille (12), une seconde feuille (20) et une couche placée entre les deux feuilles. Ces dernières et ladite couche ont des dimensions telles que l'article feuilleté présente une épaisseur d'environ 4,0 à 6,0 mm, de préférence 4,0 à 5,0 mm. De préférence, les feuilles sont à base de verre renforcé d'une épaisseur d'environ 1,0 à 3,0 mm. De préférence, la couche est en matière plastique, par exemple du polyvinylbutyral, et a une épaisseur d'environ 0,50 à 0,80 mm. Un revêtement (16), par exemple un revêtement de protection contre le rayonnement solaire ou électroconducteur, peut être formé ou déposer sur au moins une surface des feuilles et/ou couches. L'invention traite enfin d'un procédé et d'un appareil de production d'un projecteur latéral feuilleté.

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