Abstract: The present invention relates to viscoelastic polyurethane foam formulations, viscoelastic polyurethane foams formed from such formulations, and products formed from the viscoelastic polyurethane foams.

Abstract: The present invention relates to flame retarded polyurethane foam formulations with low smoke performance.

Abstract: Textile products having a flame retarded coating wherein the flame retarded coating contains a flame-retarding agent.

Abstract: The invention relates to a polyol formulation for preparing high resilience foam, which polyol formulation contains (a) a polymer-modified polyol formed by polymerizing an olamine with an organic polyisocyanate in the presence of a polyol, (b) a polymer-modified polyol formed by polymerizing one or more ethylenically unsaturated monomers in the presence of a polyol, and optionally further polyol. The invention also relates to a process for preparing a high resilience foam using such polyol formulation.

Abstract: The present invention relates to a structural adhesive compositions comprising a polyurethane which is obtainable by reacting a polyisocyanate having a functionality in the range of from 2 to 3 and a hydrogenated polybutadiene polyol having a functionality in the range from 1.5 to 2.5 and a 1,2 vinyl content prior to hydrogenation of from 30 to 70% by weight, and wherein the NCO:OH molar ratio is in the range from more than 1.05 up to 1.6.

Abstract: Hot melt adhesive compositions, comprising(a) a radial multiarmed block copolymer (AB).sub.n X, wherein A is a block predominantly derived from a monovinylaromatic compound, B is a block predominantly derived from butadiene and which optionally has been partially or completely hydrogenated,X is the residue of a multifunctional coupling agent,n is in the range of from 3 to 6,(b) a linear block copolymer AB, the components (a)+(b) being present in an amount of 100 parts by weight,(c) a tackifying resin, which is compatible with the blocks B, in an amount of from 100 to 500 parts by weight,(d) a plasticizer in an amount of from 100 to 300 parts by weight,(e) an antioxidant-UV stabiliser in an amount from 0.

Abstract: The present invention relates to a pressure sensitive adhesive composition comprising a thermoplastic polyurethane and a tackifying resin, which thermoplastic polyurethane is derived from an aromatic diisocyanate and/or a cycloaliphatic diisocyanate, a chain extender, and a polymeric diol and/or a hydrogenated polydiene diol and a hydrogenated polydiene mono-ol, and wherein the number average functionality of the diol and mono-ol ranges from 1.2 to 1.8. Further, the invention relates to a thermoplastic polyurethane for use in pressure sensitive adhesives and to articles containing the pressure sensitive adhesives.

Abstract: The present invention relates to a mixture of polyols for use in the preparation of polyurethane foam comprising:(i) 80-99% by weight of at least one polyether polyol and/or at least one polyester polyol; and(ii) 1-20% by weight of at least one polyolefin polyol.The invention further relates to a process for preparing polyurethane foams, using the said mixture of polyols; to polyurethane foams obtainable by such process; and to articles and composites containing the said polyurethane foams.

Abstract: Block copolymers suitable for hot melt adhesive composition characterized in that they have the general formula (AB).sub.p (B.sup.1).sub.q X, wherein A is poly(vinylaromatic) block and B and B.sup.1 are the same or different poly(butadiene) blocks, wherein the 1,2 addition (vinyl) content is in the range of from 25 to 70% by weight, wherein X is the residue of a multivalent coupling agent having a maximum of active sites (m) in the range of from 3 to 6, wherein p and q both are integers of from 0 to m, provided that the sum of p and q values is less than m and the coupling efficiency is less than 90%, said block copolymer having an average total vinyl aromatic content in the range of from 10 to 50 wt % and preferably in the range of from 10 to 30 wt %, and having a total apparent molecular weight in the range of from 100,000 to 500,000.

Abstract: Hot melt adhesive compositions, comprising(a) a radial multiarmed block copolymer (AB).sub.n X, wherein A is a block predominantly derived from a monovinylaromatic compound, B is a block predominantly derived from butadiene and which optionally has been partially or completely hydrogenated,X is the residue of a multifunctional coupling agent,n is in the range of from 3 to 6,(b) a linear block copolymer AB, the components (a)+(b) being present in an amount of 100 parts by weight,(c) a tackifying resin, which is compatible with the blocks B, in an amount of from 100 to 500 parts by weight,(d) a plasticizer in an amount of from 100 to 300 parts by weight,(e) an antioxidant-UV stabiliser in an amount from 0.

Abstract: A process for the preparation of linear alternating copolymers of carbon monoxide and an ethylenically unsaturated compound by polymerizing the monomers in the presence of a suitable catalyst system, one or more components present in the reaction mixture being contaminated with alkali(ne earth) metal salt(s), which process involves a treatment by which at least part of the alkali(ne earth) metal salt is removed such that the total amount of alkali(ne earth) metals present in the copolymerization product is less than 1 part per million by weight; a copolymer composition comprising said copolymer, an alkali(ne earth) metal salt contaminant and a stabilizing quantity of a substance which is able to bind at least part of the alkali(ne earth) metal salt.