terial and methodsUS68900215 May 200410 May 2005L & L ProductsStructural reinforcement system having modular segmented characteristicsUS689096410 Apr 200210 May 2005L&L Products, Inc.Combining a premixed epoxy resin containing an encapsulated solvent foaming agent core with H3PO4, applying to a member such as an automobile frame or body, and softening the capsule to release the foaming agentUS6920