Technologies

Chemical Sciences

Title:

Anti-Tarnishing Lacquer for Silver and Copper-based Alloys

Area:

Chemical Sciences, Material Sciences

Sub Area:

Chemical technology

Focus Area:

Metallurgy

Developing Agency:

CSIR-National Metallurgical Laboratory (NML), Jamshedpur

Technology Readiness Index:

Market launch

Email:

director@nmlindia.org
Website Link :https://www.nmlindia.org/

Brief Description

Description :

This one component acrylic resin lacquer is nontoxic (Lead and Cadmium free) when dry. The lacquer can be applied by spraying, brushing, or dipping and takes 10 minutes to dry. Post treatment like baking not required. The coating passes 500 hours of salt spray test (ASTM B 117) and 72 hours of flower of sulfur test (ASTM B 809). The product contains organic solvents/VOC. No liquid waste or gas emission during lacquer production.

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