A self-supporting adhesive web 10 having a uniform thickness profile
across at least 20% of its width as shown by areas A and B and a
wedge-shaped thickness profile in areas C and D. As shown in FIG. 2, a
laminate comprises sheets of glass 12 and 14 having sandwiched
therebetween adhesive interlayer 16. Interlayer 16 has a uniform
thickness profile extending from edge 18 to point 20 and a wedge-shaped
thickness profile from point 20 to edge 22.