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Coal Tar Distillates
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Coal Tar Distillates

 

Overview
Koppers Coal Tar Distillates, in the form of creosote, have become a cost efficient and integral part of our nation’s transportation industry. Crossties pressure treated with creosote provide the railroad industry with a proven and economical product with a service life of well over 40 years.

Koppers creosote is also widely used in the utility pole and piling business due to its time-tested wood preserving performance.

Another distillate form, carbon black feedstock, is a raw material used in the production of rubber giving it the desired physical properties – primarily in automobile tires.

How They Are Made
Distillates are made up of crude coke oven tar components, which are produced during the high temperature coking of bituminous coal. They boil between 100°C and 400°C during the distillation process to produce carbon pitch. Refined chemical oil (RCO) distills between 210°C and 315°C. The distillates that distill above 315°C are high molecular weight aromatic hydrocarbons (middle and heavy distillates). The RCO is further refined by distilling to obtain naphthalene leaving a lightweight, low naphthalene material (NSR). This material is blended with the heavier distillates to produce AWPA specification creosotes. The balance of the heavier distillates is used as feedstock in the production of carbon black feedstock.

Product Types

Creosote:

  • Environmentally friendly, naturally derived wood preservative
  • Extends the useful life of timber products
  • Conserves our natural resources
  • 150 years of use as a wood preservative
  • Knowledgeable, experienced technical assistance.
  • Professional logistics support

Carbon Black Feedstock:

  • An amorphous form of carbon produced by incomplete burning of hydrocarbon materials
  • Major component used in the production of tires
  • Also used by the pigment, paint and rubber industries.

Benefits

  • Longevity/proven reliability
  • Life cycle cost benefits
  • Product consistency
  • AWPA specifications
  • Alternative preservatives do not have performance history

Requirements for Use of Creosote
State issued Pesticide Applicator’s License required for use. For more information, visit the department of agriculture for your state.

Availability
Logistics services are available in Australia, China, Europe and the United States. For logistics information from a specific location, contact:

More Information
For more information about this product or any CM&C product, contact:

 

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