There is provided a novel material used for solar cells that can contribute to the improvement in maximum output of solar cells. A film-forming material for forming a light-collecting film on a transparent electrode of a solar cell, including an aromatic group-containing organic polymer compound (A), wherein the film-forming material exhibits an index of refraction of 1.5 to 2.0 at a wavelength of 633 nm and a transmittance of 95% or more with respect to light having a wavelength of 400 nm, and a solar cell obtained by coating a cured film made from the film-forming material on a surface of a transparent electrode.

Provided herein is a two-component clearcoat composition that contains a first component comprising a hydroxyl-functional resin; and a second component comprising a crosslinking agent which is a first isocyanate resin which is unblocked; wherein at least one of the first component and the second component further comprises a blocked isocyanate resin which is a reacted form of a second isocyanate resin and a blocking agent; and wherein the first isocyanate resin and the second isocyanate resin are capable of reacting with the hydroxyl-functional resin to form a crosslinked coating. Further provided herein is a substrate coated with the clearcoat composition that exhibits improved visual appearance to the coated substrate, such as reduced orange peel and an increased balance value.

The invention relates to melt spun multifilaments based on thermoplastic polyurethane, their production and the use of said melt spun multifilaments to produce technical textiles and clothing such as socks, stockings, compression textiles like medical bandage, surgical hose, orthopedic elastic bandage, sport textiles, underwear etc.

A gate insulation film composed of a polymer compound containing at least one repeating unit selected from the group consisting of a repeating unit of formula (2) and a repeating unit of formula (3); a repeating unit of formula (4) and a repeating unit of formula (1), or composed of a composition containing the polymer compound, wherein the molar ratio of the repeating unit of formula (4) to the sum of the repeating unit of formula (2) and the repeating unit of formula (3) is 50/100 to 200/100 with the total charging amount (molar quantity) of the repeating unit of formula (2) and the repeating unit of formula (3) being 100 and the content of the repeating unit of the following formula (1) is 75% by mol or more with the total content of all repeating units in the polymer compound being 100% by mol.

Described herein is a (meth)acrylic copolymer including a polymeric backbone and at least two kinds of side chains (S1) and (S2) attached to the polymeric backbone, which are different from each other, namely one or more side chains (S1) including at least one tin-containing moiety and one or more side chains (S2) bearing at least one ester group of formula —O—C(═O)—R.sup.1, where R.sup.1 is a linear or branched, saturated or unsaturated, acyclic aliphatic residue having at least 18 carbon atoms, a method of preparing the copolymer, a method of using the copolymer as catalyst in crosslinking reactions in coating compositions and/or for lengthening the pot life of coating compositions and/or for lowering the curing temperatures of coating compositions, a coating composition including the copolymer and a method of coating a substrate including applying the coating composition to a substrate.

Provided is a curable composition including a urethanization reaction product of: a branched polyolefin diol having a carbon-carbon double bond in a side chain; at least one selected from an isocyanurate product, an adduct product, and a biuret product, of an aliphatic diisocyanate having 6 or more and 10 or less total carbon atoms; and a hydroxy saturated C.sub.1 to C.sub.4 alkyl (meth)acrylate. Also provided are a method for producing the curable composition, and a specific curable compound included in the curable composition.

Disclosed herein is a coating composition obtained by mixing a resin and/or hardener; a sagging control agent (SCA) reactive to resin and/or hardener; and a catalyst. Further disclosed herein are methods of preparing 1K and 2K coating compositions and using the coating compositions in an automotive to form a clearcoat.

An aqueous precursor liquid for forming an anti-fouling heterophasic thermoset polymeric coating is provided. The precursor liquid includes a first fluorine-containing polyol precursor having a functionality >about 2 that forms a fluorine-containing polymer component defining a first phase in the coating. The precursor liquid also includes a second precursor that forms a second component present as a second phase. The first phase can be a continuous phase and the second phase can be a discrete phase, or the second phase can be the continuous phase and the first phase can be the discrete phase. The discrete phase includes a plurality of domains each having an average size of ≥to about 500 nm to ≤to about 25,000 nm. A crosslinking agent, water, and optional acid or base are also present. Methods of making anti-fouling heterophasic thermoset polymeric coatings with such precursors are also provided.

A paint composition comprises (A) a binder component and (B) a rheology control agent, the rheology control agent (B) comprising a reaction product of (b1) a polyisocyanate compound, (b2) a primary monoamine having a number average molecular weight of 300 or less, and (b3) a polyether amine having a number average molecular weight of more than 300 but less than 6000.

Disclosed herein are a cannabidiol (CBD)-containing bio-based polyurethane composite material and a preparation thereof. The composite material is prepared from a component A and a component B in a weight ratio of 100:(20-50), where the component A includes 40-60 parts by weight of a vegetable oil-based polyol, 35-50 parts by weight of polyether polyol I, 0-10 parts by weight of polyether polyol II, 0.5-5 parts by weight of CBD, 0-5 parts by weight of a natural pigment, 0.5-3 parts by weight of silicon oil, 0-5 parts by weight of a cross-linking agent, 0.2-1 part by weight of a catalyst and 0.8-4 parts by weight of water, and the component B includes 20-50 parts by weight of modified methylene diphenyl diisocyanate (MDI).