C08G18/6662

ISOCYANATE-REACTIVE COMPOSITIONS, POLYURETHANE FOAMS FORMED THEREFROM, MULTI-LAYER COMPOSITE ARTICLES THAT INCLUDE SUCH FOAMS, AND METHODS FOR THEIR PREPARATION
20220411564 · 2022-12-29 ·

Isocyanate-reactive composition that include a polyol blend, a blowing agent composition, and a catalyst. The polyol blend includes a polyether polyol having a functionality of 2 to 6 and an OH number of 20 to 50 mg KOH/g, which is present in an amount of at least 30% by weight, based on total weight of the isocyanate-reactive composition, and an aromatic polyester polyol having a functionality of 1.5 to 3 and an OH number of 150 to 450 mg KOH/g, which is present in an amount of at least 40% by weight, based on total weight of the isocyanate-reactive composition. The blowing agent composition includes water, the water being present in an amount of 1 to 20% by weight, based on total weight of the isocyanate-reactive composition and in an amount of at least 90% by weight, based on total weight of the blowing agent composition. The isocyanate-reaction composition has a green content of at least 30% by weight, based on total weight of the isocyanate-reactive composition. Polyurethane foam-forming reaction mixtures, polyurethane foams, multi-layer composite articles and methods for their production are also described.

COMPOSITION

A composition for application to a substrate is provided. The composition comprises a base component and an activator component. The base component comprises hydroxyl functional prepolymers and the activator comprises isocyanate prepolymers. The composition further comprises an amount of carbon fibre. The hydroxyl functional prepolymers are formulated to polymerise with the isocyanate prepolymers to form a polymer containing carbon fibre.

Isocyanate-reactive compositions, polyurethane foams formed therefrom, multi-layer composite articles that include such foams, and methods for their preparation
11613604 · 2023-03-28 · ·

Isocyanate-reactive composition that include a polyol blend, a blowing agent composition, and a catalyst. The polyol blend includes a polyether polyol having a functionality of 2 to 6 and an OH number of 20 to 50 mg KOH/g, which is present in an amount of at least 30% by weight, based on total weight of the isocyanate-reactive composition, and an aromatic polyester polyol having a functionality of 1.5 to 3 and an OH number of 150 to 450 mg KOH/g, which is present in an amount of at least 40% by weight, based on total weight of the isocyanate-reactive composition. The blowing agent composition includes water, the water being present in an amount of 1 to 20% by weight, based on total weight of the isocyanate-reactive composition and in an amount of at least 90% by weight, based on total weight of the blowing agent composition. The isocyanate-reaction composition has a green content of at least 30% by weight, based on total weight of the isocyanate-reactive composition. Polyurethane foam-forming reaction mixtures, polyurethane foams, multi-layer composite articles and methods for their production are also described.

SEMI-RIGID POLYURETHANE FOAM FORMULATION AND METHOD FOR MAKING FOAMED PARTS

Composites having a polymer or natural leather skin layer and a polyurethane foam layer are made in a molding process. The polyurethane foam layer is made from a foam formulation that includes certain polyester polyols. The presence of the polyester polyol improves flow characteristics of the foam formulation. The foam so produced has unexpectedly low quantities of VOCs.

BIO-BASED RESINS, COMPOSITIONS, AND METHODS THEREOF
20230075163 · 2023-03-09 ·

A bio-based resin obtained from a reaction mixture comprising a glycidyl ether component and a bio-based component comprising a fatty acid and a rosin acid, wherein the glycidyl ether component comprises at least two epoxide groups.

CLEARCOAT COMPOSITIONS COMPRISING BRANCHED POLYESTERS IN ADDITIVE AMOUNTS AS FLOW ENHANCERS AND LEVELLING AGENTS
20230061744 · 2023-03-02 ·

Disclosed herein is a clearcoat coating material composition including an OH-functional (meth)acrylic copolymer (A1), a branched OH-functional polyester (A2) in an amount in the range of from 1.0 wt.-% to 15.0 wt.-%, based on the total solids content of the coating material composition, and at least one crosslinking agent (B1), which is different from both constituents (A1) and (A2) and which contains crosslinkable functional groups, which can be crosslinked with OH-functional groups. Further disclosed herein are a method of coating a substrate including applying to an optionally pre-coated substrate the inventive clearcoat coating material composition, a coated substrate, which is obtainable by the disclosed method, and a method of using the branched OH-functional polyester (A2) as flow enhancer in a clearcoat coating material application for spray applying said clearcoat coating material application onto an optionally pre-coated substrate and/or as levelling agent.

Vegetable oil-modified, hydrophobic polyurethane dispersions
11629217 · 2023-04-18 · ·

Aqueous hydrophobic polyurethane dispersions are made from urethane prepolymers derived from reacting constituents including at least one polyisocyanate, vegetable oil based saturated monoglycerides, non-isocyanate based urethane polyols prepared from polyamines and cyclic carbonates, at least one long-chain polymeric polyol or long-chain polyol from biorenewable resources, polyols with hydrophilic groups, optional polydimethysiloxane based polyols with hydroxyl functional groups terminated in one end and alkyl groups terminated in another end.

COATING COMPOSITION AND IN-MOLD COATING METHOD
20230159788 · 2023-05-25 ·

The present invention provides a coating composition which is capable of forming a coating film that has excellent adhesion to a base material. The coating composition contains: an isocyanate-reactive group-containing resin (A); a polyisocyanate compound (B); and a hydroxyl group-containing aromatic compound (C) having a number average molecular mass of 100-1,000. The isocyanate-reactive group-containing resin (A) in the coating composition contains at least one type of resin selected from a hydroxyl group-containing resin (A1) and an amino group-containing resin (A2).

EPOXY PHOSPHATE ESTER
20230174835 · 2023-06-08 ·

Provided is a composition comprising one or more epoxy phosphate esters wherein the structure comprises two or more polyester linkages. Also provided is a method of making the epoxy phosphate esters that comprises reacting one or more epoxy-terminated polyesters with one or more phosphoric acids. Further provided is an adhesive composition that comprises one or more epoxy phosphate esters, one or more multifunctional isocyanate prepolymers, and one or more multifunctional isocyanate-reactive compounds.

TRIGLYCERIDE OILS, POLYOLS, AND USES THEREOF

Provided herein are surface treating compositions for imparting beneficial surface properties to substrates. The compositions can be prepared by reacting a bio-based polyol with an isocyanate group-containing compound and an ionogenic molecule. The compositions can be used to treat a variety of substrates to provide enhanced properties to a surface of the substrate. Also provided are methods for the chemical modification of triglycerides and fatty acids and use thereof in creating beneficial surface treating compositions.