Patent ID: 11860388
Assignee: TUNDRA COMPOSITES, LLC
Field: Civil engineering (Other fields)
Classification: CPC G  C  E | IPC E  G

Claim 9:
10. A method of making a retroreflective bead object free of any adhesive component comprising making a bead comprising:
a. Coating a plurality of glass bead central components with an interfacial modifier;
b. Mixing a plurality of peripheral glass microsphere components with the interfacially modified coated central component to form an initial array of peripheral components on the larger component;
c. Heat bonding the glass central component to the peripheral glass members to make the retroreflective object wherein the central and peripheral components are bonded, and volatile components are removed, leaving a substantially complete coating of residue of an interfacial modifier; and
d. Combining it with a polymer.