-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 MgitYMNb5c9qymf2c9UwrEPZ0bApJuaBb+PWhV2U5NVxfj93LV7y897EIivaDyY2
 MIp1i//gV9rzlSx/TRJ9gA==

<SEC-DOCUMENT>0001179110-06-021242.txt : 20061108
<SEC-HEADER>0001179110-06-021242.hdr.sgml : 20061108
<ACCEPTANCE-DATETIME>20061108172349
ACCESSION NUMBER:		0001179110-06-021242
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061106
FILED AS OF DATE:		20061108
DATE AS OF CHANGE:		20061108

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SEALED AIR CORP/DE
		CENTRAL INDEX KEY:			0001012100
		STANDARD INDUSTRIAL CLASSIFICATION:	CONVERTED PAPER & PAPERBOARD PRODS (NO CONTAINERS/BOXES) [2670]
		IRS NUMBER:				650654331
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		PARK 80 EAST
		CITY:			SADDLE BROOK
		STATE:			NJ
		ZIP:			07663-5291
		BUSINESS PHONE:		2017917600

	MAIL ADDRESS:	
		STREET 1:		PARK 80 EAST
		CITY:			SADDLE BROOK
		STATE:			NJ
		ZIP:			07663-5291

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	WR GRACE & CO/DE
		DATE OF NAME CHANGE:	19961015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GRACE HOLDING INC
		DATE OF NAME CHANGE:	19960805

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HICKEY WILLIAM V
		CENTRAL INDEX KEY:			0001200999

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12139
		FILM NUMBER:		061198550

	MAIL ADDRESS:	
		STREET 1:		C/O SEALED AIR CORP
		STREET 2:		PARK 80 EAST
		CITY:			SADDLE BROOK
		STATE:			NJ
		ZIP:			07663
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-11-06</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001012100</issuerCik>
        <issuerName>SEALED AIR CORP/DE</issuerName>
        <issuerTradingSymbol>SEE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001200999</rptOwnerCik>
            <rptOwnerName>HICKEY WILLIAM V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SEALED AIR CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>200 RIVERFRONT BOULEVARD</rptOwnerStreet2>
            <rptOwnerCity>ELMWOOD PARK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07407</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President and CEO</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-11-06</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>31123</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>59.28</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>361574</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14412</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Profit Sharing Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Represents shares withheld from awards made in 1998 and 1999 that vested on November 6, 2006 under Sealed Air Corporation's 1998 contingent stock plan in order to satisfy tax withholding obligations.  Vesting date established over one year ago on November 3, 2005.</footnote>
        <footnote id="F2">Reflects unit/share adjustments to the reporting person's holdings under the Sealed Air Corporation Profit-Sharing Plan, a tax conditioned plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>William V. Hickey</signatureName>
        <signatureDate>2006-11-08</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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