Patent ID: 8344096
Filing Date: 2013-01-01
Classification: C08G

Abstract:
1. A phosphorus-containing polycarbonate polyol, consisting essentially of: a structural unit (I) represented by a formula: —OCOO—, a structural unit (II) represented by a residue A, wherein A denotes an n-valent residue in which n of alcoholic hydroxyl groups are removed from a phosphorus compound having at least n of alcoholic hydroxyl groups, in which n is an integer of 2 or larger, wherein A is directly bonded to the structural unit (I) represented by a formula: —OCOO—; and optionally a structural unit B, wherein B denotes a di- or poly valent residue in which alcoholic hydroxyl groups are removed from a polyol, wherein B is directly bonded to the structural unit (I) represented by a formula: —OCOO—, wherein a terminal group of the polyol is an alcoholic hydroxyl group.