Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor
Patent
1990-11-30
1992-08-04
Lovering, Richard D.
Adhesive bonding and miscellaneous chemical manufacture
Methods
Surface bonding and/or assembly therefor
102282, 264 31, B32B 3112, C06B 2100
Patent
active
H00010871
ABSTRACT:
A metal case to non-metal bonding system that has a long shelf life and will withstand high temperature and pressure operating conditions and that satisfies requirements relating to material compatibility, surface preparation, strength, aging, ease of application and stability over a broad range of temperatures comprises a cylindrical metal case and a non-metallic insulation attached to the interior surface of the case wherein the case interior surface is sand blasted and cleaned, a corrosive resistant coating is applied and cured, a metal to rubber adhesive coating is brush applied and cured, uncured insulation material is laid up against the interior surface of the cured adhesive, several layers of insulation material are used wherein a vacuum bag is used between layers to attach adjacent layers, the uncured insulation, adhesive and metal liner are cured and vulcanized bonded, and the interior surface is machined to final dimensions to receive a solid propellant grain assembly.
REFERENCES:
patent: 3520747 (1970-07-01), McGaughey
patent: 4108940 (1978-08-01), Ratte et al.
patent: 4507165 (1985-03-01), Herring
patent: 4953476 (1990-09-01), Sayles
Anthony Joseph D.
Lovering Richard D.
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