C08G18/6511

Method For Preparing Self-Cleaning Anti-Icing Coating Based On Brushlike Organosilicone

The present disclosure relates to a method for preparing a self-cleaning anti-icing coating based on brushlike organosilicon. In this method, a brushlike organosilicon-modified polyurethane coating is prepared by subjecting a thiolactone, a diamine compound and monovinyl-terminated polydimethylsiloxane to a simple multi-component click reaction to obtain a dihydroxy-terminated block, and introducing the dihydroxy-terminated block into a polyurethane matrix.

COATING COMPOSITION, DECORATIVE FILM AND DECORATIVE MOLDED ARTICLE
20220145123 · 2022-05-12 ·

The present invention provides an ionizing radiation curable paint composition which is capable of forming a cured film that has excellent elongation (for example, 30% or more) under heating and has excellent solvent resistance and chemical resistance and which can contain an alcohol as a diluent solvent. The ionizing radiation curable paint composition contains a urethane (meth)acrylate oligomer (A1) having 6 or more (meth)acryloyl groups and having a weight average molecular weight of 3,000 to 50,000, wherein the urethane (meth)acrylate oligomer (A1) is a silicone-modified oligomer having a constituent unit (a) derived from a multifunctional (meth)acrylate monomer having a hydroxy group and 3 or more (meth)acryloyl groups, a constituent unit (b) derived from an alcohol having 2 or more hydroxy groups and having a molecular weight of 100 or lower, a constituent unit (c) derived from isophorone diisocyanate, and a constituent unit (d) derived from a carbinol-modified polysiloxane.

Method for preparing self-cleaning anti-icing coating based on brushlike organosilicon

The present disclosure relates to a method for preparing a self-cleaning anti-icing coating based on brushlike organosilicon. In this method, a brushlike organosilicon-modified polyurethane coating is prepared by subjecting a thiolactone, a diamine compound and monovinyl-terminated polydimethylsiloxane to a simple multi-component click reaction to obtain a dihydroxy-terminated block, and introducing the dihydroxy-terminated block into a polyurethane matrix.

Thermoplastic polyurethane composition with high mechanical properties, good resistance against UV radiation and low blooming and fogging

A composition contains thermoplastic polyurethane, which is the reaction product of a pentamethylene diisocyanate, a polycarbonate diol, and a chain extender. The composition is useful for producing articles. A production process for producing a filled composition involves adding glass to the composition. Articles can be derived from the composition and the filled composition.

Thermoplastic polyurethane matrix resin

The invention relates to a thermoplastic polyurethane matrix resin composition, comprising at least one C.sub.3-8 alkane diol, at least one alkoxylated aromatic diol and at least one polyisocyanate. Furthermore, the present invention relates to a fiber-reinforced composite comprising a cured thermoplastic polyurethane polymer matrix according to the present invention and a fiber material. Moreover, a method for the manufacture of the fiber-reinforced composite according to the present invention and use of the composition or the fiber-reinforced composite in railway vehicles, automotive vehicles, aircraft vehicles, boats, space vehicles, motorbikes, bicycles, sporting goods, helmets, functional clothing, shoes, construction parts in bridges and buildings or wind turbine blades are described.

METHOD FOR ASCERTAINING A PRODUCT COMPOSITION FOR A MIXED CHEMICAL PRODUCT
20230245726 · 2023-08-03 ·

The invention relates to a method for ascertaining a product composition for a mixed chemical product, a series of feature values, which numerically describe feature values in each case of a descriptor of the particular mixed product, being provided, for each first product composition of a plurality of first product compositions, in the case of a plurality of first product compositions for a particular mixed chemical product, each first product composition being characterised by a numerical product distribution for describing the proportions of components of the first product composition, the series of feature values for each mixed product being mapped by first bijective mapping onto a series of mapped feature values, a series of test feature values, which numerically describe in each case a behaviour property of the particular mixed product, being provided for a plurality of second product compositions for a particular mixed chemical product, the series of test feature values for each mixed product being mapped by second bijective mapping onto a series of mapped test feature values, at least the first or the second mapping including a modification, each series of mapped test feature values of a second product composition being assigned to a series of modified feature values of a first product composition, a correlation matrix being ascertained by multivariate analysis of the associated series, a target requirement profile being predefined for describing at last one behaviour property of a target mixed product and a target descriptor profile for describing descriptors of a target product composition being determined on the basis of the target requirement profile and the correlation matrix.

LAMINATED POLYESTER FILM
20220119603 · 2022-04-21 · ·

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. The coating layer is formed by curing a composition containing a urethane resin with a polycarbonate structure, a crosslinking agent, and a polyester resin. The maximum value of a nitrogen element distribution curve based on element distribution measurement of the coating layer in the depth direction is present in the vicinity of the surface of the coating layer on a side opposite to the polyester film substrate. The polycarbonate structure is present in a suitable amount at the surface of the coating layer on a side opposite to the polyester film substrate.

Polymeric adhesive for anchoring compliant materials to another surface

Methods, compositions, and kits for adhering polymers and other materials to another material, and in particular to bone or bone-like structures or surfaces. A composition of matter includes a urethane dimethacrylate-methyl methacrylate copolymer with a plurality of first polymer regions based on urethane dimethacrylate and a plurality of second polymer regions based on methyl methacrylate. The method includes placing an orthopedic joint implant having an attachment surface in a joint space, applying a first non-urethane-containing precursor, a second urethane-containing precursor, and a initiator to the attachment surface; contacting the first and second precursors and the initiator with the joint surface; and copolymerizing the first and second precursors and forming an adhesive copolymer and attaching the implant to the joint.

Polyisobutylene-based polyurethanes

An elastomeric polymer, comprising (1) a hard segment in the amount of 10% to 60% by weight of the elastomeric polymer, wherein the hard segment includes a urethane, urea or urethaneurea; and (2) a soft segment in the amount of 40% to 90% by weight of the elastomeric polymer. The soft segment comprises (a) at least 2% by weight of the soft segment of at least one polyether macrodiol, and/or at least one polycarbonate macrodiol; and (b) at least 2% by weight of the soft segment of at least one polyisobutylene macrodiol and/or diamine.

AQUEOUS POLYURETHANE RESIN DISPERSION, PAINT, FILM CONFIGURATION, AND STRUCTURE

An aqueous polyurethane resin dispersion has a non-volatile content of not less than 40% by mass and includes polyurethane resin particles dispersed in water. The polyurethane resin particles contain a polyol component, an isocyanate component, and a hydrophilic alkylene oxide component having at least one active hydrogen group and an alkylene oxide. The content of the hydrophilic alkylene oxide component in the polyurethane resin particles is 1 to 25% by mass. The volume average particle size of the polyurethane resin particles is 0.3 to 5 μm.