C08G18/3262

Preparation of a Coating, Adhesive, Film or Sheet
20230028778 · 2023-01-26 ·

The present invention relates to a process for the preparation of a coating, a coated substrate, an adhesive, film or sheet, which process comprises the application of a formulation mixture containing a reactive system onto a substrate. According to the invention a low VOC formulation mixture is used, wherein more than 40% of the carbon in the combined amount of the formulation mixture is modern carbon according to ASTM D6866.

Preparation of a Coating, Adhesive, Film or Sheet
20230028778 · 2023-01-26 ·

The present invention relates to a process for the preparation of a coating, a coated substrate, an adhesive, film or sheet, which process comprises the application of a formulation mixture containing a reactive system onto a substrate. According to the invention a low VOC formulation mixture is used, wherein more than 40% of the carbon in the combined amount of the formulation mixture is modern carbon according to ASTM D6866.

LOW-VOC PIGMENTED COATING COMPOSITIONS FOR HIGH HUMIDITY ENVIRONMENTS
20220356369 · 2022-11-10 ·

A coating composition can include an aliphatic polyisocyanate and a polyaspartate combined at an equivalent ratio of from 0.9 to 1.8, the aliphatic polyisocyanate having an NCO % of from 6 wt % to 25 wt % based on ISO 11909:2007. The coating composition can also include a pigment at a pigment to binder ratio of from 0.05 to 1.3, a drying agent in an amount of from 0.5 wt % to 5 wt % based on a total weight of the coating composition, and a bismuth compound. The coating composition can have a total solvent content of less than or equal to 250 g/L.

POLYURETHANE LAMINATING ADHESIVE COMPOSITION

There is provided an adhesive composition comprising at least 50 wt % of an aqueous dispersion of an amorphous polyurethane having a Tg below 25° C.; and a water dispersible cross-linker, where the adhesive composition has a peel retention of greater than or equal to 5% according to the Water/IPA Exposure Test.

POLYURETHANE LAMINATING ADHESIVE COMPOSITION

There is provided an adhesive composition comprising at least 50 wt % of an aqueous dispersion of an amorphous polyurethane having a Tg below 25° C.; and a water dispersible cross-linker, where the adhesive composition has a peel retention of greater than or equal to 5% according to the Water/IPA Exposure Test.

TEXTILE PRINTING

The present disclosure includes a textile printing system including a fabric substrate and an ink composition. The ink composition can include water, organic co-solvent, from 0.5 wt % to 15 wt % pigment with a dispersant associated with a surface thereof, and from 0.1 wt % to 30 wt % of polyurethane particles including sulfonated- or carboxylated-diamine groups and isocyanate-generated amine groups.

TEXTILE PRINTING

The present disclosure includes a textile printing system including a fabric substrate and an ink composition. The ink composition can include water, organic co-solvent, from 0.5 wt % to 15 wt % pigment with a dispersant associated with a surface thereof, and from 0.1 wt % to 30 wt % of polyurethane particles including sulfonated- or carboxylated-diamine groups and isocyanate-generated amine groups.

HEAT-CURABLE POLYURETHANE COMPOSITIONS
20230331898 · 2023-10-19 · ·

A nitrogen compound having a melting point of at least 65° C. is used as a curing agent for heat curing in a heat-curable single-component polyurethane composition, which includes a prepolymer with isocyanate end groups made of at least one polyisocyanate and at least one polyol, wherein the solid nitrogen compound is selected from a polyamine, a hydrazide or mixtures thereof.

SOLVENTBORNE COMPOSITIONS CONTAINING ORGANIC ION-EXCHANGERS TO IMPROVE CORROSION RESISTANCE
20220259445 · 2022-08-18 ·

The present invention provides an anti-corrosion composition comprising an organic ion-exchanger; and a solventborne resin, wherein a substrate exposed to a halide-containing environment and having the anti-corrosion composition applied thereto has a reduced level of corrosion compared to the substrate exposed to the halide-containing environment without the anti-corrosion composition being applied. The inventive solventborne anti-corrosion composition may find use on substrates such as automotive vehicles, bridges, cranes, superstructures, offshore oil & gas rigs, pipes, tanks, ships, barges, boats, aircraft, concrete, and masonry that are exposed to halide-containing environments.

Polyurethane urea-containing adipic acid dihydrazide coating where active hydrogens react with the glycidol epoxy group to form a diol
11421129 · 2022-08-23 · ·

A coating composition containing added diol functionality to a urethane, a urea, or polyurethane urea functional resin where an adipic acid dihydrazide chain extender, or free adipic acid dihydrazide active hydrogens react with the oxirane group found in glycidol is described. The combination of diisocyanate, a polyether segment, optionally at least one polyester diol segment, optionally at least one poly(tetrahydrofuran) diol segment, optionally and at least one dimethylol propionic acid diol segment, at least one dihydrazide segment and glycidol compound introduces an increased hydrophilic structure, by diol addition, in compositions that are usable as coatings, on for example, medical devices.