HOT MELT ADHESIVE COMPRISING FUNCTIONALIZED POLYOLEFINS
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United States of America Patent
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Aug 8, 2024
app pub date -
May 10, 2022
filing date -
May 11, 2021
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Abstract
Hot melt adhesive including a polar group-containing olefin copolymer has: number average molecular weight (Mn) between 10 to 50 kg/mol, crystallinity (Xc) content below 30%, enthalpy (ΔH) between 5 to 65 J/g, polydispersity index (PDI) from 2 to 6, melting temperature (Tm) between 40 and 120° C., and including at least 80 mol % of a constituent unit of formula (1), optionally a constituent unit of formula (2), and between 0.1 to 1 mol %, of a constituent unit of formula (3):
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