<SEC-DOCUMENT>0001127602-16-063719.txt : 20161003
<SEC-HEADER>0001127602-16-063719.hdr.sgml : 20161003
<ACCEPTANCE-DATETIME>20161003173420
ACCESSION NUMBER:		0001127602-16-063719
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160930
FILED AS OF DATE:		20161003
DATE AS OF CHANGE:		20161003

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			POLYONE CORP
		CENTRAL INDEX KEY:			0001122976
		STANDARD INDUSTRIAL CLASSIFICATION:	PLASTICS, MATERIALS, SYNTH RESINS & NONVULCAN ELASTOMERS [2821]
		IRS NUMBER:				341730488
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		POLYONE CENTER
		STREET 2:		33587 WALKER ROAD
		CITY:			AVON LAKE
		STATE:			OH
		ZIP:			44012
		BUSINESS PHONE:		440-930-1000

	MAIL ADDRESS:	
		STREET 1:		POLYONE CENTER
		STREET 2:		33587 WALKER ROAD
		CITY:			AVON LAKE
		STATE:			OH
		ZIP:			44012

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Jellison William R
		CENTRAL INDEX KEY:			0001189883

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16091
		FILM NUMBER:		161916661

	MAIL ADDRESS:	
		STREET 1:		STRYKER
		STREET 2:		2825 AIRVIEW BLVD
		CITY:			KALAMAZOO
		STATE:			MI
		ZIP:			49002

	FORMER NAME:	
		FORMER CONFORMED NAME:	JELLISON WILLIAM R
		DATE OF NAME CHANGE:	20020917
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-09-30</periodOfReport>

    <issuer>
        <issuerCik>0001122976</issuerCik>
        <issuerName>POLYONE CORP</issuerName>
        <issuerTradingSymbol>POL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001189883</rptOwnerCik>
            <rptOwnerName>Jellison William R</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>POLYONE CENTER</rptOwnerStreet1>
            <rptOwnerStreet2>33587 WALKER ROAD</rptOwnerStreet2>
            <rptOwnerCity>AVON LAKE</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44012</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-09-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>666</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>33.77</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5209</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Deferred Comp Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-09-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>814</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6023</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Deferred Comp Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Includes 9 shares acquired on July 8, 2016 pursuant to a dividend reinvestment feature of the PolyOne Corporation Deferred Compensation Plan for Non-Employee Directors.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Lisa K. Kunkle, Power of Attorney for William R. Jellison</signatureName>
        <signatureDate>2016-10-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
