Patent ID: 11952512
Assignee: THE BOEING COMPANY
Field: Basic materials chemistry (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 0:
1. A method of chemically stripping a surface, the method comprising:
applying a sealant to at least a portion of a surface of an object, the surface comprising a coating and one or more ingression points, the sealant filling the one or more ingression points to form a sealed surface; and
applying a chemical stripping agent to the sealed surface to chemically remove at least a portion of the coating to form a stripped surface; and
immediately coating the stripped surface with a surfacer layer after applying the chemical stripping agent;
wherein the chemical stripping agent comprises hydrogen peroxide, benzyl alcohol, or a combination thereof;
wherein the sealant is chemically resistant to the chemical stripping agent; and
wherein applying the sealant comprises mixing a sealant precursor with a curing agent to form a sealant composition, depositing the sealant composition on at least a portion of the surface of the object, and allowing the sealant composition to cure while air drying.