The invention relates to block copolymer comprising i) A first block wherein at least 65 mol-% of the repeating units of the first block are repeating units of the formula (I)—[CH.sub.2—CH.sub.2—O]—, ii) A second block wherein at least 90 mol-% of the repeating units of the second block are repeating units of at least one of formulae (II) or (III), wherein the groups R.sup.1, R.sup.2, and R.sup.3 independent of each occurrence are selected from hydrocarbyl groups having 1 to 40 carbon atoms, which are optionally substituted by ether or hydroxyl groups, and wherein the groups R.sup.1 and R.sup.2 are optionally linked to each other such that a nitrogen heterocyclic structure is present, iii) A third block which is different from the first block and the second block and which is more hydrophobic than the first block.

##STR00001##

The present invention provides a compound represented by formula (I) wherein symbols in the formula are as defined in the specification.

##STR00001##

This invention relates to novel macromers prepared from amine based polyols, preformed stabilizers prepared from these macromers, and to polymer polyols prepared from the preformed stabilizers. The present invention also relates to processes for preparing these compositions.

This invention relates to novel macromers prepared from amine based polyols, preformed stabilizers prepared from these macromers, and to polymer polyols prepared from the preformed stabilizers. The present invention also relates to processes for preparing these compositions.

A family of ether amines that uses alkoxylates allows for the easy adjustment of rheology of greases while providing enhanced durability over the present grease thickeners.

The present invention relates to a composition for adhesion of dissimilar materials, and a preparation method therefor, and, more specifically, to a composition for adhesion of dissimilar materials, and a preparation method therefor, the composition comprising, in a specific weight ratio, a (meth)acrylic monomer, an epoxy resin, an epoxy curing accelerator, a thermal polymerization initiator, a polymerization inhibitor and a (meth)acrylic-modified polyurethane component, which comprises a hydrophilic (meth)acrylic-modified polyurethane and a lipophilic (meth)acrylic-modified polyurethane, and having excellent oil resistance while enabling high adhesiveness to be implemented between dissimilar materials at room temperature and high temperatures.