Patent ID: 6749943
Filing Date: 2004-06-15
Classification: C08G,C09J,Y10T

Abstract:
A moisture curable, hot melt composition comprised of the product of reacted components, the cormponents comprising:(a) a semi-crystalline polyol; (b) an essentially amorphous polyol selected from the group consisting of polyols having branched primary hydroxyl groups, polyols having secondary hydroxyl groups, and combinations of the foregoing; (c) a secondary aminosilane endcapper comprising secondary amino functionality, the secondary aminosilane endcapper comprising a material of the formula: R0â€”NR1â€”R1Si(OR3)m(R4)n â€ƒwhere R0 is aliphatic, R1 is hydrogen, R2 is a straight, branched or cyclic aliphatic chain, R3 and R4 are C1-C0 alkyl, m=1-3, and n=0-2; (d) an isocyanate; and (e) substantially no tin.