Composite interlayer for laminated glass

Details Composite interlayer for laminated glass Composite interlayer for laminated glass

2005-07-26

2005-07-26

Nakarani, D. S. (Department: 1773)

Plastic and nonmetallic article shaping or treating: processes

Forming continuous or indefinite length work

Layered, stratified traversely of length, or multiphase...

C156S244110, C264S173170

Reexamination Certificate

active

06921509

ABSTRACT:
A composite interlayer suitable for using laminated glass includes a layer of plasticized polyvinyl butyral sandwiched between second and third polymeric layers. In a preferred embodiment, at least one and preferably both of the second and third layers are less than 5 mils thick and formed of polyurethane.

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