US 11,987,730 B2
Waterbased one coat adhesive composition
Stefan Dehnicke, Neu Isenburg (DE); Gerd Becker, Schwalbach (DE); Anna Osichow, Wiesbaden (DE); Philipp Zutavern, Neu Isenburg (DE); Gerald Wessling, Neu Isenburg (DE); and David Kistner, Neu Isenburg (DE)
Assigned to DDP SPECIALTY ELECTRONIC MATERIALS US, LLC, Wilmington, DE (US)
Appl. No. 16/978,982
Filed by DDP SPECIALTY ELECTRONIC MATERIALS US, LLC, Wilmington, DE (US)
PCT Filed Mar. 12, 2019, PCT No. PCT/US2019/021737
§ 371(c)(1), (2) Date Sep. 8, 2020,
PCT Pub. No. WO2019/209418, PCT Pub. Date Oct. 31, 2019.
Claims priority of provisional application 62/661,183, filed on Apr. 23, 2018.
Prior Publication US 2020/0407605 A1, Dec. 31, 2020
Int. Cl. C09J 111/02 (2006.01); C08J 5/12 (2006.01); C08K 3/04 (2006.01); C08K 3/22 (2006.01); C08K 3/32 (2006.01); C08K 5/32 (2006.01); C08K 11/00 (2006.01); C09J 115/02 (2006.01); C09J 123/34 (2006.01)
CPC C09J 111/02 (2013.01) [C08J 5/127 (2013.01); C08K 3/04 (2013.01); C08K 3/22 (2013.01); C08K 3/32 (2013.01); C08K 5/32 (2013.01); C08K 11/005 (2013.01); C09J 115/02 (2013.01); C09J 123/34 (2013.01); C08K 2003/2296 (2013.01); C08K 2003/327 (2013.01); C09J 2400/163 (2013.01); C09J 2400/166 (2013.01)] 20 Claims
 
1. An aqueous adhesive composition which comprises an admixture of:
(a) a first aqueous composition comprising, (i) one or more film forming polymers, (ii) one or more lower crystallinity polynitroso compounds, (iii) one or more higher crystallinity polynitroso compounds, and (iv) one or more bismaleimide-containing monomers; and
(b) a second aqueous composition comprising (i) an aqueous dispersion of at least one phenolic resin which is a condensation product of a phenol and formaldehyde, wherein the aqueous dispersion is stabilized by at least one polyacrylate derived from a monomer represented by Formula I:

OG Complex Work Unit Chemistry
wherein R1 is H, CH3, C2 to C4 alkyl or C6 to C12 aryl; R2 is H, OH, CN, CH3, C2 to C8 alkyl, or a halogen; and R3 and R4 are each independently H, CH3, C2 to C8 alkyl, C6 to C12 aryl, O—CH3, O—C2 to C8 alkyl, and O-aryl; (b) one or more latices formed from one or more halogenated polyolefins; and (c) one or more metal oxides.