Back to results
US H1,140 HGranted
Asbestos free adhesive insulation
OwnerStewart H. Greenwood, Gordon A. Caldwellinventors
Life of this patent
Estimating the term…
Abstract
An epoxy adhesive for bonding solid fuel to its case in a rocket motor uses chopped aramid fiber and microfine silicon dioxide filler to provide insulating properties to the adhesive without the use of asbestos.
Claims1
An adhesive for bonding a solid fuel propellant to a case in a rocket motor essentially consisting of, by weight:
- ______________________________________ Bisphenol A/Epichlorohydrin type liquid epoxy resin:
- 27.8 poly liquid resin curing agent:
- 51.6 chopped aramid fiber pulp:
- up to 2.0 microfine silicon dioxide:
- up to 1.0. ______________________________________
2 more elements
Dependencies are inferred from the claim text.