content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001931422</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001012100</issuerCik>
        <issuerName>SEALED AIR CORP/DE</issuerName>
        <secFileNumber>001-12139</secFileNumber>
        <issuerAddress>
          <com:street1>2415 CASCADE POINTE BOULEVARD</com:street1>
          <com:city>CHARLOTTE</com:city>
          <com:stateOrCountry>NC</com:stateOrCountry>
          <com:zipCode>28208</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>980-221-3235</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Thomsen Jannick</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Former Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>8361</noOfUnitsSold>
        <aggregateMarketValue>273908.87</aggregateMarketValue>
        <noOfUnitsOutstanding>145672597</noOfUnitsOutstanding>
        <approxSaleDate>08/13/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/24/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>725</amountOfSecuritiesAcquired>
        <paymentDate>02/24/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/24/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>721</amountOfSecuritiesAcquired>
        <paymentDate>02/24/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/21/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1068</amountOfSecuritiesAcquired>
        <paymentDate>02/21/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/23/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>2936</amountOfSecuritiesAcquired>
        <paymentDate>02/23/2024</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/23/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vestin</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>2911</amountOfSecuritiesAcquired>
        <paymentDate>02/23/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>08/13/2024</noticeDate>
        <signature>/s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Jannick Thomsen </signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4994}]
text: 144
  0001931422
  XXXXXXXX
  LIVE
  0001012100
  SEALED AIR CORP/DE
  001-12139
  2415 CASCADE POINTE BOULEVARD
  CHARLOTTE
  NC
  28208
  980-221-3235
  Thomsen Jannick
  Former Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  8361
  273908.87
  145672597
  08/13/2024
  NYSE
  Common
  02/24/2024
  Restricted Stock Vesting
  Issuer
  N
  725
  02/24/2024
  Compensation
  Common
  02/24/2023
  Restricted Stock Vesting
  Issuer
  N
  721
  02/24/2023
  Compensation
  Common
  02/21/2024
  Restricted Stock Vesting
  Issuer
  N
  1068
  02/21/2024
  Compensation
  Common
  02/23/2024
  Restricted Stock Vesting
  Issuer
  N
  2936
  02/23/2024
  Compensation
  Common
  02/23/2023
  Restricted Stock Vestin
  Issuer
  N
  2911
  02/23/2023
  Compensation
  Y
  08/13/2024
  /s/Wade Moss, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Jannick Thomsen