Do NOT fuel his negative images of you. He uses those to justify his choice to leave.
Counter those negative images with positives. So Calm, warm interactions w/the kids...no yelling, no berating, etc.
Helping your h when he asks...and whatever else he complained of... undermine those negatives...
and lose the anger, at least in front of him. It does NOT help your cause.
M: 57 H: 60 M: 35 yrs S30,D28,D19 H off to Alaska 2006 Recon 7/07- 8/08 *2016* X = "ALASKA 2.0" GROUND HOG DAY I File D 10/16 OW DIV 2/26/2018 X marries OW 5/2016