A hard coating composition comprising an adhesion enhancing solvent component, wherein the adhesion enhancing solvent component comprises methoxy-2-propanol (PM) and ethylene glycol butyl ether (EB), a method for improving a single layer hard-coat on a polyester article using the hard coating composition, and a hard coated polyester article are described.

A hard coating film according to an embodiment includes a substrate layer, a first hard coating layer formed on the substrate layer and satisfying a predetermined elastic recovery rate, and a second hard coating layer formed on the first hard coating layer and satisfying a predetermined water contact angle. The hard coating film according to embodiments may provide improved press resistance, scratch resistance, and flexibility.

There is provided an erosion protective polyurethane elastomer produced from a polyurethane composition with a polyisocyanate component and an isocyanate-reactive component. The polyisocyanate component has a first isocyanate-terminated prepolymer obtained from the reaction of a first polyol with 1,4-bis(isocyanatomethyl cyclohexane) (1,4-H6XDI) or with a mixture of 1,4-H6XDI and a second aliphatic diisocyanate, an aromatic diisocyanate, and/or an arylalkyl diisocyanate, with at least 50 wt. % of diisocyanate used to produce the prepolymer is aliphatic diisocyanate. The isocyanate-reactive component has at least two low molecular weight (Mw<400 g/mol) diols and a second polyol with hydroxyl groups to react with the prepolymer to produce a polyurethane elastomer. The polyurethane composition having a molar ratio of NCO/OH in the range of 1.00-1.50; whereby said polyurethane composition is curable to produce an elastomer having a mechanical strength >20 MPa, an elongation at break >500%, a tensile set <30%, and hydrolytic stability.

Described herein are dirt-repelling compositions and methods of use thereof. The compositions provide improved shine and color, as well as a non-oily finish. The compositions are durable and will prevent, for example, dirt and dust from sticking on an automotive surface.

The present invention relates to a multilayer, coextruded polyester film including at least one outer layer (A) and a base layer (B), in which the at least one outer layer (A) includes, to an extent of at least 60 wt %, a polyester or a copolyester formed from units derived from aliphatic dicarboxylic acids and diols, wherein the units derived from dicarboxylic acids are selected from one or more dicarboxylic acids from the group of succinic acid, adipic acid, suberic acid, azelaic acid and sebacic acid, and the units derived from diols are selected from one or more diols from the group of ethylene glycol, 1,3-propanediol, 1,4-butanediol and neopentyl glycol.

The present invention further relates to a process for producing the film according to the invention, to the use thereof and to a process for recycling the polyester film according to the invention.

The invention relates to a polymer composition (P), comprising at least one acrylonitrile-butadiene-styrene copolymer (A) (ABS copolymer (A)), characterized in that the polymer composition (P) has a surface energy of >38 dyne/cm. The invention further relates to a process for painting a surface of a polymer moulded article comprising the polymer composition (P), wherein no pre-treatment of the surface of the polymer moulded article, such as primer coating, is required prior to the application of the paint.

The present invention relates to a multilayer, coextruded polyester film that includes at least one outer layer (A) and a base layer (B), in which the at least one outer layer (A) includes to an extent of at least 60 wt % of a copolyester that includes units derived from dicarboxylic acids and diols, in which the units derived from dicarboxylic acids include at least 65 mol % of units derived from terephthalic acid and at least 5 mol % of units derived from 5-sulfo-isophthalic acid and the units derived from diols include at least 90 mol % of units derived from ethylene glycol.

The present invention further relates to a process for producing the film according to the invention, to the use thereof and to a process for recycling the polyester film according to the invention.

A film is provided with void spaces having a porous structure with less cracks and a high proportion of void space as well as having strength. The film with void spaces includes one kind or two or more kinds of structural units that form a structure with minute void spaces, wherein the structural units are chemically bonded through catalysis. For example, the abrasion resistance measured with BEMCOT® is in the range from 60% to 100%, and the folding endurance measured by the MIT test is 100 times or more. The film with void spaces can be produced by forming the precursor of the silicone porous body using sol containing pulverized products of a gelled silicon compound and then chemically bonding the pulverized products contained in the precursor of the silicone porous body. The chemical bond among the pulverized products is preferably a chemical crosslinking bond among the pulverized products.

A method for synthesising polyurethane foam compositions convenient for use in areas wherein rigidity and lightness are required together in automotive sector and including the steps of: conduct of polyol dosage adjustment, adding inflating reaction catalyser onto polyol of convenient amount and mixing at mechanical mixture, adding glycerine while mixing is continued, adding surfactive while mixing is continued, adding gelling reaction catalyser while mixing is continued, adding cell opening agent while mixing is continued, adding cell opening agent while mixing is continued, adding at least an inflating agent selected from a group consisting of n-pentane, cyclo-pentane, C.sub.3H.sub.8O.sub.2 gas and C.sub.2H.sub.4O.sub.2 gas while mixing is continued, conduct of temperature adjustment of polyol base mixture, conduct of isocyanide dosage adjustment in a separate place, injecting polyol base mixture into reaction container from one side and isocyanides from other side, conduct of temperature control during reaction and opening mold and removing final product.

A laminated plate has a metallic conductive layer layered on one surface or each surface of an insulating substrate, the insulating substrate contains a fluorine resin and a polymer of an alkoxysilane, and the fluorine resin is dispersed in the polymer of the alkoxysilane.