Olin Corporation
E239439
Olin Corporation is a U.S.-based manufacturer best known for its production of chlor-alkali products, epoxy materials, and Winchester ammunition.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Olin Corporation canonical | 4 |
| Olin Mathieson Chemical Corporation | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2161315 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Olin Corporation Context triple: [Cleveland, Tennessee, majorEmployer, Olin Corporation]
-
A.
Rohm and Haas
Rohm and Haas is a specialty chemicals company known for producing advanced materials and chemical products used in coatings, electronics, and industrial applications.
-
B.
Celanese Corporation
Celanese Corporation is a global specialty materials and chemical company known for producing engineered materials, acetyl products, and other advanced polymers for industrial and consumer applications.
-
C.
Olin Partnership
Olin Partnership is a prominent landscape architecture and urban design firm known for its influential public spaces and parks, founded by landscape architect Laurie Olin.
-
D.
Koppers
Koppers is an American industrial company historically known for producing coal tar chemicals, treated wood products, and materials for the steel and aluminum industries.
-
E.
DuPont
DuPont is a major American chemical company historically known for pioneering materials science innovations and playing a key role in U.S. industrial and wartime production.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Olin Corporation Target entity description: Olin Corporation is a U.S.-based manufacturer best known for its production of chlor-alkali products, epoxy materials, and Winchester ammunition.
-
A.
Rohm and Haas
Rohm and Haas is a specialty chemicals company known for producing advanced materials and chemical products used in coatings, electronics, and industrial applications.
-
B.
Celanese Corporation
Celanese Corporation is a global specialty materials and chemical company known for producing engineered materials, acetyl products, and other advanced polymers for industrial and consumer applications.
-
C.
Olin Partnership
Olin Partnership is a prominent landscape architecture and urban design firm known for its influential public spaces and parks, founded by landscape architect Laurie Olin.
-
D.
Koppers
Koppers is an American industrial company historically known for producing coal tar chemicals, treated wood products, and materials for the steel and aluminum industries.
-
E.
DuPont
DuPont is a major American chemical company historically known for pioneering materials science innovations and playing a key role in U.S. industrial and wartime production.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
ammunition manufacturer
ⓘ
chemical manufacturer ⓘ public company ⓘ |
| brand | Winchester ⓘ |
| businessDivision |
Chlor Alkali Products and Vinyls
ⓘ
Epoxy ⓘ Winchester ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| environmentalImpact | producer of chlor-alkali emissions ⓘ |
| formerName |
Olin Corporation
self-linksurface differs
ⓘ
surface form:
Olin Mathieson Chemical Corporation
|
| foundedBy | Franklin W. Olin ⓘ |
| hasCEO | Scott M. Sutton ⓘ |
| hasChairman | Scott M. Sutton ⓘ |
| hasCUSIP | 680665205 ⓘ |
| hasHeadquartersAddress | 190 Carondelet Plaza, Clayton, Missouri, United States ⓘ |
| hasISIN | US6806652052 ⓘ |
| hasNumberOfEmployees | over 6000 ⓘ |
| hasReportingStandard |
US GAAP
ⓘ
surface form:
U.S. GAAP
|
| hasSubsidiary |
Winchester ammunition
ⓘ
surface form:
Winchester Ammunition
|
| hasWebsite | https://www.olin.com/ ⓘ |
| headquartersLocation | Clayton, Missouri ⓘ |
| inception | 1892 ⓘ |
| industry |
ammunition industry
ⓘ
chemicals industry ⓘ |
| knownFor |
Winchester ammunition
ⓘ
chlor-alkali products ⓘ epoxy materials ⓘ |
| languageOfWorkOrName | English ⓘ |
| legalForm | corporation ⓘ |
| listedIn | S&P SmallCap 600 ⓘ |
| locatedInTimeZone | Central Time Zone ⓘ |
| operatesIn |
Asia-Pacific
ⓘ
Europe ⓘ North America ⓘ |
| product |
ammunition
ⓘ
caustic soda ⓘ chlorine ⓘ epoxy resins ⓘ hydrogen ⓘ industrial chemicals ⓘ small arms ammunition ⓘ |
| regulator |
United States Environmental Protection Agency
ⓘ
surface form:
U.S. Environmental Protection Agency
Securities and Exchange Commission ⓘ
surface form:
U.S. Securities and Exchange Commission
|
| sector | basic materials ⓘ |
| stockExchange | New York Stock Exchange ⓘ |
| tickerSymbol | OLN ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Olin Corporation Description of subject: Olin Corporation is a U.S.-based manufacturer best known for its production of chlor-alkali products, epoxy materials, and Winchester ammunition.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Olin Mathieson Chemical Corporation