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1. (WO2001027430) VACUUM IG WINDOW UNIT WITH DUAL PERIPHERAL SEAL

Pub. No.:    WO/2001/027430    International Application No.:    PCT/US2000/028107
Publication Date: Apr 19, 2001 International Filing Date: Oct 12, 2000
IPC: E06B 3/663
Applicants: GUARDIAN INDUSTRIES CORPORATION
Inventors: WANG, Yei-Ping (Mimi), H.
VEERASAMY, Vijayen, S.
Title: VACUUM IG WINDOW UNIT WITH DUAL PERIPHERAL SEAL
Abstract:
A vacuum insulating glass (IG) unit and method of making the same. A dual edge seal including at least two separate portions is provided. The inner seal portion is flexible and hermetically seals off the low pressure area between the substrates. The outer seal portion may be less flexible, and protects the inner seal portion and provides for a bonding of the two substrates to one another. The outer seal portion may be formed by reaction injection molding (RIM), extrusion, or any other suitable method in different embodiments.