TWO-COMPONENT POLYURETHANE BASED THERMAL CONDUCTIVE ADHESIVE COMPOSITION, POLYURETHANE BASED THERMAL CONDUCTIVE ADHESIVE AND ARTICLE THEREOF
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United States of America
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Issued Date -
Jan 9, 2025
app pub date -
Sep 23, 2024
filing date -
Sep 23, 2024
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Abstract
This invention relates to a two-component polyurethane based thermal conductive adhesive composition and cured product thereof. The adhesive composition comprises a component (A) comprising a polyhydroxy compound and a crosslinker, and a component (B) comprising an isocyanate-containing compound and a (poly)isocyanate prepolymer having an active isocyanate group which is prepared by reacting a hydroxyl-terminated polybutadiene with excess amount of an aromatic isocyanate. The adhesive composition provides a favourably combination of good adhesion property and good thermal conductivity.
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