Stone cleaning agent and preparation thereof

Cleaning compositions for solid surfaces – auxiliary compositions – Cleaning compositions or processes of preparing – For cleaning a specific substrate or removing a specific...

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Details

510108, 510405, 510505, 134 3, 252 793, 252 794, C11D 708, C11D 710, B08B 700

Patent

active

060907665

ABSTRACT:
It has long been the practice to clean monuments and memorials, in fact, any stone surface through the use of harsh chemicals or physical removal systems, such as sand blasting. A compound containing ammonium fluoride (NH4F), ammonium bifluoride (NH4F.HF), denatured alcohol (CH2H60) and water is mixed in an aqueous solution for use as a cleaning agent for all stone products and structures. A method of cleaning the stone items is also disclosed.

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patent: 5320709 (1994-06-01), Bowden et al.

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