One part cross-linkable hot melt adhesives

Details One part cross-linkable hot melt adhesives One part cross-linkable hot melt adhesives

C - Chemistry, Metallurgy

09

J

C09J 143/04 (2006.01) C08K 9/10 (2006.01) C09J 5/06 (2006.01) C09J 151/00 (2006.01)

Patent

CA 2113961

- 35 - ABSTRACT A one-part hot melt adhesive composition comprising (i) a silane cross-linkable copolymer of the general formula: ~(CH2CH2)x(COM)y(TER)w~ wherein TER is an ethylenically unsaturated monomer other than ethylene; COM is: Image wherein Z is -CO-O-CH2CH2~; m is 0 or 1; n is 0 or 1; R1=R2 is H or CH3; R3 is CH3 or C2H5; x, y, and w are numerals, x is greater than 50, and Image ; and Image ; wherein MWcom is the molecular weight of the comonomer and MWter, is the molecular weight of the termonomer; (ii) an encapsulated silane condensation catalyst; and (iii) optionally a tackifier and/or wax; wherein said composition has a melt index greater than 100.

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