Koppers

Investor Relations

Customers come back to Koppers because they know they can depend on us for quality, timeliness and attention to detail.

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About our Investor Relations

Form 10-Q

KOPPERS HOLDINGS INC. filed this Form 10-Q on 11/09/2017

Document Outline

XBRL Item - EX-101.INS - XBRL INSTANCE DOCUMENT (What's this?)

XBRL Item - EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA (What's this?)

XBRL Item - EX-101.CAL - XBRL TAXONOMY EXTENSION CALCULATION LINKBASE (What's this?)

XBRL Item - EX-101.DEF - XBRL TAXONOMY EXTENSION DEFINITION LINKBASE (What's this?)

XBRL Item - EX-101.LAB - XBRL TAXONOMY EXTENSION LABEL LINKBASE (What's this?)

XBRL Item - EX-101.PRE - XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE (What's this?)