C08G18/6659

AQUEOUS POLYURETHANE - VINYL POLYMER HYBRID DISPERSIONS
20170218110 · 2017-08-03 · ·

The invention relates to aqueous polyurethane-vinyl polymer hybrid dispersions comprising, as building blocks, hydrophobically modified hydroxy-functional polyesters A, acids B that have further groups which react with isocyanates under formation of urethanes, ureas, or thiourethanes, compounds G having only one hydroxyl group, and one or more tertiary amino groups, olefinically unsaturated monomers H2 having a polymerisable ethylenic unsaturation and a further functional group which reacts with an isocyanate group under bond formation, olefinically unsaturated monomers H1 having at least one polymerisable ethylenic unsaturation and no further functional group which reacts with an isocyanate group, and multifunctional isocyanates I having at least two isocyanate groups per molecule, to a process of their preparation, and to a method of use thereof.

FLAME RETARDANT PREPOLYMER COMPOSITION, FLAME RETARDANT POLYMER COMPOSITION, AND THEIR MANUFACTURING METHODS AND USES

A flame retardant prepolymer composition for use in a flame retardant polymer includes at least one isocyanate-terminated polyurethane prepolymer containing at least one phosphonate oligomer, phosphonate monomer or a mixture thereof in an amount of from 5 to 75 parts by weight, referring to the total amount of the at least one isocyanate-terminated polyurethane prepolymer. The at least one phosphonate oligomer, phosphonate monomer or a mixture thereof contains units according to the following structural formula (I) of the description in which n is an integer from 1 to 20, R is a C.sub.1-20 alkyl, C.sub.2-20 alkene, C.sub.2-20 alkyne, C.sub.3-20 cycloalkyl, or C.sub.6-20 aryl, and R2 is an aliphatic and/or aromatic group, wherein a NCO value is in a range between approximately 2% to approximately 10% obtained by titration against a dibutylamine/tolulene solution as per ISO 14896: 2009-07 Method A.

Method of forming a multi-layer paint film

A method of forming multi-layer paint films comprises forming a first base paint film, wherein an aqueous first base paint (A) is coated over an object; forming a second base paint film wherein a second aqueous base paint (B) is coated over the uncured first base paint film; forming a clear paint film wherein a clear paint (C) is coated over the uncured second based paint film; and heating and curing the first base paint film, the second base paint film, and the clear paint film at the same time and in which the aqueous first base paint (A) includes as the base resin a water-soluble or water-dispersible acrylic resin (A1) and one or more type of water-soluble or water-dispersible resin (A2), selected from among the polyester resins, polyurethane resins and acrylic-urethane resins, both (A1) and (A2) having a weight average molecular weight of from 10,000 to 100,000.

Polyurethanes

The present invention relates to a polyurethane which is the reaction product of a polyisocyanate and polyester, wherein said polyester is formed from a dimer fatty acid, a C.sub.2 to C.sub.4 diol, and a C.sub.8 to C.sub.16 dicarboxylic acid or C.sub.6 to C.sub.12 lactide. The inventions also relates to a polyester for use in forming the polyurethane of the first aspect, said polyester formed from a dimer fatty acid, a C.sub.2 to C.sub.4 diol, and a C.sub.8 to C.sub.16 dicarboxylic acid or C.sub.6 to C.sub.12 lactide.

AUTOMOTIVE INTERIOR MATERIAL AND METHOD FOR MANUFACTURING THE SAME

An automotive interior material comprises: a polyester needle-punched nonwoven fabric; and a polycarbonate-based polyurethane resin attached to the polyester needle-punched nonwoven fabric, wherein the polycarbonate-based polyurethane resin is obtained by reacting an organic polyisocyanate with a polyol comprising 30 to 99% by mass of a polycarbonate diol represented by the following general formula (1):

##STR00001## wherein R.sup.1s each independently represent an alkylene group having 4 to 8 carbon atoms, and n represents an integer with which a molecular weight of the compound represented by the formula (1) is in a range from 1000 to 3500, with a mole ratio between NCO groups of the organic polyisocyanate and OH groups of the polyol (the number of moles of NCO groups/the number of moles of OH groups) being 1.5/1.0 to 1.1/1.0, to obtain a urethane prepolymer having isocyanate groups at terminals, and dispersing the urethane prepolymer in water by emulsification, followed by chain extension with a polyamine having two or more amino groups of at least one type selected from a primary amino group and a secondary amino group, and the amount of the polycarbonate-based polyurethane resin attached is 1 to 15 parts by mass relative to 100 parts by mass of the polyester needle-punched nonwoven fabric.

LONG LASTING COSMETIC COMPOSITIONS

Provided herein long lasting cosmetic compositions and markers for selecting the same.

POLYURETHANE UREA WATER DISPERSION, MATTE COATING MATERIAL, AND SURFACE TREATMENT AGENT

The present invention relates to a polyurethane urea water dispersion that is a reaction product of a polyol component containing a polymer polyol (A), a polysiloxane compound (S) having at least one active hydrogen-containing group, a compound (B) having at least one active hydrogen and a hydrophilic group in a molecule thereof, and a dihydric alcohol (C); a polyisocyanate (D); and a polyamine (E) having two primary amino groups and at least one secondary amino group, wherein the polyurethane urea water dispersion has an acid value of 1 to 16 mgKOH/g as expressed in terms of a solid component.

LAMINATED POLYESTER FILM
20220228020 · 2022-07-21 · ·

The invention provides a laminated polyester film that is highly transparent, is resistant to blocking, and has excellent adhesion to a hardcoat layer and UV ink. The laminated polyester film contains a polyester film substrate and a coating layer on at least one surface of the polyester film substrate, wherein the coating layer is formed by curing a composition containing a urethane resin with a polycarbonate structure and a branched structure, a crosslinking agent, and a polyester resin.

A Polyester Polyol and Polyurethane Polymers Made Therefrom

Described herein is a polyester polyol, which is derived from a first reaction product of (a) a Component A, wherein the Component A is a phthalic acid, a phthalic anhydride or mixtures thereof, (b) a Component B, wherein the Component B is a dimer fatty acid, a dimer fatty acid diol or mixtures thereof, and (c) a Component C, wherein the Component C is an aliphatic diol, an aromatic diol, or mixtures thereof, wherein Component C comprises 2 to 10 carbon atoms and optionally catenated heteroatoms selected from O, S, and N. Also disclosed herein are polyurethane polymers and pressure sensitive adhesives made from the polyurethane polymers or the polyester polyols.

AQUEOUS BINDER FORMULATION
20210380751 · 2021-12-09 ·

Described herein are aqueous binder formulations including organic compounds including acryloyloxy groups and carboxylic acid hydrazides.