Difference between revisions of "Cobratec"
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== Description == | == Description == | ||
− | [PMC Specialties Group, Westlake, Ohio] A series of | + | [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 |
+ | {| class="wikitable" | ||
+ | |- | ||
+ | ! 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== | ==Resources and Citations== | ||
* PMC Specialties: [https://www.pmcsg.com/azoles/https://www.pmcsg.com/azoles/ Cobratec] | * PMC Specialties: [https://www.pmcsg.com/azoles/https://www.pmcsg.com/azoles/ Cobratec] |
Latest revision as of 12:36, 1 July 2022
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.