Method for protecting renovating and restoring stone, structures

Details Method for protecting renovating and restoring stone, structures Method for protecting renovating and restoring stone, structures

1990-01-17

1993-08-24

Kuhns, Allan R.

Plastic and nonmetallic article shaping or treating: processes

Repairing or restoring consumer used articles for reuse

264133, 427140, 427230, 427245, B32B 3500

Patent

active

052386163

ABSTRACT:
A method of protecting, renovating, or restoring a stone structure comprises treating the stone structure with a solution that includes an aliphatic isocyanate and one or more organic solvents inert to the aliphatic isocyanate, the aliphatic isocyanate being cured by exposure to moisture.

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patent: 4454252 (1984-06-01), Meyer
patent: 4475847 (1984-10-01), Cornely et al.
patent: 4661532 (1987-04-01), Morin

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