C08G18/8064

Dendritic polyurea for solubilizing active substances of low solubility

The present invention provides a composition comprising an amphiphile and an active ingredient whose solubility in water at 20° C. is not more than 10 g/L, wherein the amphiphile comprises a dendritic polyurea which is joined to at least one linear or comb-type polymer, and the joining is effected via a difunctional linker, if the repeat units of the linear polymer are composed of polymerized alkylene oxide. The invention also relates to an amphiphile comprising a dendritic polyurea and a process for preparing the amphiphile.

POUR POINT DEPRESSANT

The invention relates to a polymer or oligomer comprising a) An oligomeric or polymeric core comprising carbon atoms and at least one of oxygen atoms and nitrogen atoms, and b) at least three hydrocarbyl terminal and/or pending groups having 12 to 100 carbon atoms, wherein the hydrocarbyl groups are linked to the core via c) a linking moiety comprising i) a urethane group and ii) a group selected from urethane group, urea group, and biuret group.

Urea-group- and/or urethane-group-containing amides as and in rheology control agents, their preparation and their use

The invention relates to urea- and/or urethane-substituted amides of the general formula (I) ##STR00001##
The radicals R1, Z1, R2, and Z2 comprise a building block containing urea groups and/or containing urethane groups; the radicals R4, Z4, R5, and Z5 comprise a building block containing amide groups, and E is a carboxylic acid group or salt thereof. The invention also relates to rheology control agents which consist of or comprise the amides of the formula (I). A further subject of the invention is a method for producing the rheology control agents, and the use of the urea- and/or urethane-substituted amides, and also of the rheology control agents, as thickeners, especially in liquid compositions, and also the liquid compositions themselves.

Water-Based Coating Composition, Method for Forming Multi-layer Coating Film, and Article Having Multi-layer Coating Film
20170216882 · 2017-08-03 · ·

A water-based coating composition and method for forming a multi-layer coating film by which it is possible to form a coating film 5 having excellent smoothness, image clarity, and chipping resistance in a 3C1B format. The composition is characterized by containing 7 to 60 mass % of an acrylic resin emulsion (a), 10 to 60 mass % of a film-forming resin (b), and 10 10 to 50 mass % of a curing agent (c), on the basis of the total mass of the solid resin content in the composition; the acrylic resin emulsion (a) having a core/shell structure where the core section contains, as a copolymer component, 0.1 to 10 mass % of a polymerizable unsaturated 15 monomer having two or more polymerizable unsaturated groups in one molecule, on the basis of the total mass of monomer of the core section, and the hydroxyl value of the core section is 50 to 200 mgKOH/g, and the hydroxyl value of the shell section is 50 to 200 mgKOH/g.

Photocurable composition having adhesive properties

The present invention provides a curable composition containing an organic polymer having a crosslinkable silicon group, the composition having sufficient usable life and having adhesive properties with respect to an adherend (substrate) that are equivalent to those of the case where aminosilane is included. The composition comprises: (A) a crosslinkable silicon group-containing organic polymer; and (B) a crosslinkable silicon group-containing compound that forms, by means of light, at least one type of amino group selected from the group consisting of primary amino groups and secondary amino groups. The crosslinkable silicon group-containing organic polymer (A) is preferably at least one type selected from the group consisting of crosslinkable silicon group-containing polyoxyalkylene polymers and crosslinkable silicon group-containing (meth)acrylic-based polymers.

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.

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.

POLYESTER RESIN MODIFYING AGENT, METHOD FOR PRODUCING SAME, AND POLYESTER RESIN COMPOSITION
20210395428 · 2021-12-23 · ·

Provided are a polyester resin modifying agent, a method for producing the same, and a polyester resin composition including the modifying agent, the polyester resin modifying agent including a polycarbodiimide compound, being capable of improving hydrolysis resistance of a polyester resin, having a small content of a carbodiimidizing catalyst having been used in producing the polyester resin modifying agent, and having suppressed yellowness. Provided are a polyester resin modifying agent in which a polycarbodiimide compound obtained by reacting an aliphatic diisocyanate, an isocyanate-terminal capping agent, and a carbodiimidizing catalyst is included, a content of the carbodiimidizing catalyst falls within a predetermined range, and a yellowness index (YI) is less than 20; a method for producing the polyester resin modifying agent; and a polyester resin composition.

Polymeric Material Including a Uretdione-Containing Material, an Epoxy Component, and an Accelerator, Two-Part Compositions, and Methods

The present disclosure provides a polymeric material including a polymerized reaction product of a polymerizable composition including components and has a solids content of 90% or greater. The components include a uretdione-containing material including a reaction product of a diisocyanate reacted with itself; a first hydroxyl-containing compound; an optional second hydroxyl-containing compound having a single OH group; an epoxy component; and an accelerator. The first hydroxyl-containing compound has more than one OH group and the optional second hydroxyl-containing compound is a primary alcohol or a secondary alcohol. The present disclosure also provides a two-part composition, in which a polymeric material is included in the first part and the second part includes at least one thiol-containing compound. Further, a method of adhering two substrates is provided, including obtaining a two-part composition; combining at least a portion of the first part with at least a portion of the second part to form a mixture; disposing at least a portion of the mixture on a first substrate; and contacting a second substrate with the mixture disposed on the first substrate. The disclosure also provides a polymeric material and a method of making a two-part composition. Advantageously, two-part compositions according to the present disclosure can be used as coatings and adhesive systems with handling and performance similar to existing two-part urethane systems, but with less sensitivity to water.

Device, system, component, method and composition for preventing deposits of a disposal substance in coating installations

A device, method, system, operating method, component and composition are disclosed for preventing deposits of a disposal agent, e.g., where a multi-component paint having two or more components such as a paint component and a hardener component, is employed, for example in a coating installation. Exemplary illustrations include a receiving device for disposal agent, e.g., for disposal agent from cleaning and/or rinsing processes of an application apparatus, comprising at least one inlet opening for introducing the disposal agent, and an outlet opening for removing the disposal agent. Furthermore, at least one loading means may be provided in order to load the receiving device with a loading agent, which may at least delay a deposition of disposal agent on or in the receiving device.