Cobratec

== Description ==
[PMC Specialties Group, Westlake, Ohio] A series of triazole-based corrosion inhibitors. Cobratec products bind to copper ions thus inhibits other reactions. Their presence also eliminates copper deposition on other surfaces. Cobratec 99 is now Cobratec BZ
Product 	Metals Protected 	Composition 	Form 	Comments
COBRATEC® BZ 	Copper 	Benzotriazole 	Solid, off white flake 	Solids provide the highest level of inhibition, but can be difficult to handle
COBRATEC® TT100 	Copper 	Tolytriazole 	Solid, Off white 	Solids provide the highest level of inhibition, but can be difficult to handle
COBRATEC® CBT 	Copper 	Carbobenzotriazole 	Solid, crystalline powder 	Solids provide the highest level of inhibition, but can be difficult to handle
COBRATEC® TT85 	Copper 	Sodium Tolyltriazole 	Solid, White powder 	Solids provide the highest level of inhibition, but can be difficult to handle
COBRATEC® TT50S 	Copper 	Sodium Tolyltriazole 	Amber alkaline water solution 	Convenient aqueous solution; widely used in water treatment and engine coolants, forms alkaline salt
COBRATEC® TT55K 	Copper 	Potassium Tolyltriazole 	Amber alkaline water solution 	Convenient aqueous solution; widely used in water treatment and engine coolants, forms alkaline salt
COBRATEC® 40S 	Copper 	Sodium Benzotriazole 	Amber alkaline water solution 	Convenient aqueous solution; widely used in water treatment and engine coolants, forms alkaline salt
COBRATEC® TT-25-EG	Copper 	Tolyltriazole 	Solid in ethylene glycol solvent 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® TT-35-G 	Copper 	Tolyltriazole 	Solid in propylene glycol solvent 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® TT-35-I 	Copper 	Tolyltriazole 	Solid in Isopropanol solvent 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® TT-40-DG	Copper 	Tolyltriazole 	Solid in diethylene glycol solvent	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® TT-50-A 	Copper 	Tolyltriazole 	Solid in triethanolamine solvent 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® 20-EG 	Copper 	Solid in ethylene glycol solvent 	Benzotriazole 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® 35-G 	Copper 	Solid in propylene glycol solvent	Benzotriazole 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® 45-I 	Copper 	Solid in isopropanol solvent 	Benzotriazole 	Convenient solvent solution; used in inks, flooring, paints, and direct copper treatments
COBRATEC® 928 	Copper, steel, aluminum, copper alloys, silver and cobalt	Liquid with 90% solids 	Multiple azoles 	Liquid provides ease of handling, no-caustic, non-flammable, can reduce cobalt leaching
COBRATEC® 937 	Copper, and some steel 	Liquid with 90% solids 	Multiple azoles 	Liquid provides ease of handling, no-caustic, non-flammable, can replace Cobratec-BZ for many uses
COBRATEC® 911S 	Copper, steel, aluminum, copper alloys, silver and cobalt	Polyolester oil with 40% solids 	Multiple azoles 	Can replace CO99 in many uses
==Resources and Citations==
* PMC Specialties: Cobratec
* R.Organ, "The Corrosion of Tin, Copper, Iron and Steel and Lead" in Preservation and Conservation: Principles and Practices, Preservation Press, Washington DC, 1976, p. 249.
Category:Materials database