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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 DG/pbFuNQIjaLIMGGP7JD150wUxrHb0v5VV3TEXt2cGsbVqJUfkw9BiebwCBwRvb
 tA6Ho+F9m1eBGd0ctHHPpw==

<SEC-DOCUMENT>0000081362-03-000013.txt : 20030821
<SEC-HEADER>0000081362-03-000013.hdr.sgml : 20030821
<ACCEPTANCE-DATETIME>20030821164158
ACCESSION NUMBER:		0000081362-03-000013
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030820
FILED AS OF DATE:		20030821

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CLARK IAN F
		CENTRAL INDEX KEY:			0001238125

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12019
		FILM NUMBER:		03860503

	MAIL ADDRESS:	
		STREET 1:		ONE QUAKER PARK
		STREET 2:		901 HECTOR ST
		CITY:			CONSHOHOCHEN
		STATE:			PA
		ZIP:			19428

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			QUAKER CHEMICAL CORP
		CENTRAL INDEX KEY:			0000081362
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS PRODUCTS OF PETROLEUM &  COAL [2990]
		IRS NUMBER:				230993790
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		ONE QUAKER PARK
		STREET 2:		901 HECTOR STREET
		CITY:			CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
		BUSINESS PHONE:		6108324000

	MAIL ADDRESS:	
		STREET 1:		ONE QUAKER PARK
		STREET 2:		901 HECTOR ST
		CITY:			CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001238125d20030821f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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sactionAmounts><transactionShares><value>500</value></transactionShares><transactionPricePerShare><value>24.81</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3613</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>119</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>By 401(k)</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><der
ivativeTable><derivativeTransaction><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>14.0625</value></conversionOrExercisePrice><transactionDate><value>2003-08-20</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>6450</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2000-03-15</value><footnoteId id="F2"/></exerciseDate><expirationDate><value>2009-03-15</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>6450</value></underlyingSecurityShares></underlyingSecurity><postTransact
ionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Employee Stock Option</value></securityTitle><conversionOrExercisePrice><value>14.7188</value></conversionOrExercisePrice><transactionDate><value>2003-08-20</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>1050</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2001-01-18</value
><footnoteId id="F2"/></exerciseDate><expirationDate><value>2007-01-18</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>1050</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>7450</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Information based on 6/30/03 Plan statement.</footnote><footnote id="F2">The option was exercisable in three installments:  50% after 1 year, 25% after 2 years and 25% after 3 years.</footnote></footnotes><ownerSignature><signatureName>Irene M. Kisleiko</signatureName><signatureDate>2003-08-21</signatureDate></ownerSignature></ownershipDocument>

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