Patent classifications
C08F283/008
WATER-BASED POLYURETHANE RESIN AND MANUFACTURING METHOD THEREOF
A water-based polyurethane resin and a method for manufacturing the same are provided. The method for manufacturing the water-based polyurethane includes: a preparation step of a prepolymer, a dilution step of the prepolymer, a water dispersion and chain extension step, and an acrylic synthesis step. The method further includes mixing polyol and polyisocyanate to obtain a prepolymer, and diluting the prepolymer by adding acrylic monomer in the prepolymer. In the water-based polyurethane resin, at least one of the polyhydric alcohol, polyisocyanate, and the acrylic monomer includes a compound with a cyclic structure.
Active Energy Ray-Curable Resin Composition, Anti-Fogging and Anti-Fouling Laminate, Method for Producing Same, Article, and Anti-Fogging Method
An anti-fogging and anti-fouling laminate including: a substrate; and an anti-fogging and anti-fouling layer on the substrate, the anti-fogging and anti-fouling layer having a flat surface, wherein a hexadecane contact angle of the anti-fogging and anti-fouling layer is 10° or less, the anti-fogging and anti-fouling layer is a cured product of an active energy ray-curable resin composition, and the active energy ray-curable resin composition includes a hydrophilic monomer.
Active Energy Ray-Curable Resin Composition, Anti-Fogging and Anti-Fouling Laminate, Method for Producing Same, Article, and Anti-Fogging Method
An anti-fogging and anti-fouling laminate including: a substrate; and an anti-fogging and anti-fouling layer on the substrate, the anti-fogging and anti-fouling layer having a flat surface, wherein a hexadecane contact angle of the anti-fogging and anti-fouling layer is 10° or less, the anti-fogging and anti-fouling layer is a cured product of an active energy ray-curable resin composition, and the active energy ray-curable resin composition includes a hydrophilic monomer.
Resin composition, cured product and laminate
The present invention discloses a resin composition containing an isocyanurate ring-containing urethane (meth)acrylate compound A, an isocyanurate ring-containing tri(meth)acrylate compound B, and a triazine ultraviolet light absorber C, wherein the isocyanurate ring-containing urethane (meth)acrylate compound A contains a compound A-1 having a specific structure, and the isocyanurate ring-containing tri(meth)acrylate compound B contains a compound B-1 having a specific structure.
Resin composition, cured product and laminate
The present invention discloses a resin composition containing an isocyanurate ring-containing urethane (meth)acrylate compound A, an isocyanurate ring-containing tri(meth)acrylate compound B, and a triazine ultraviolet light absorber C, wherein the isocyanurate ring-containing urethane (meth)acrylate compound A contains a compound A-1 having a specific structure, and the isocyanurate ring-containing tri(meth)acrylate compound B contains a compound B-1 having a specific structure.
Curable composition for use in a high temperature lithography-based photopolymerization process and method of producing crosslinked polymers therefrom
Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
Curable composition for use in a high temperature lithography-based photopolymerization process and method of producing crosslinked polymers therefrom
Provided herein are curable compositions for use in a high temperature lithography-based photopolymerization process, a method of producing crosslinked polymers using said curable compositions, crosslinked polymers thus produced, and orthodontic appliances comprising the crosslinked polymers.
THERMOSETTING COATING MATERIAL COMPOSITION, COATED ARTICLE, AND IN-MOLD COATING METHOD
The purpose of the present invention is to provide a coating material composition that is suitable for in-mold coating applications, and is capable of forming a coating film particularly having excellent adhesion properties to materials. This thermosetting coating material composition is for a plastic material and contains a urethane (meth)acrylate (A) having 2-4 polymerizable unsaturated groups and an aliphatic structure, a polymerizable unsaturated compound (B) having one polymerizable unsaturated group per molecule, and a polymerization initiator (C), and is characterized in that the polymerizable unsaturated compound (B) contains a polymerizable unsaturated compound (b1) that (i) has a boiling point equal to or higher than the curing temperature thereof, (ii) has a rate of permeation with respect to a plastic material of at least 1 mass %, and (iii) has a coating liquid turbidity of at most 50 degrees when mixed with the urethane (meth)acrylate (A).
RESIN COMPOSITION, ADHESIVE MEMBER, AND DISPLAY DEVICE
A resin composition has a viscosity of equal to or less than about 20 mPa.Math.s at a temperature in a range of about 30° C. to about 50° C. as measured according to JIS Z8803, a storage modulus in a range of about 1.7×10.sup.5 Pa to about 3×10.sup.5 Pa at about −20° C., and a storage modulus in a range of about 1.5×10.sup.4 Pa to about 6×10.sup.4 Pa at about 25° C. An adhesive member formed of the resin composition is also provided.
FORMULATIONS FOR ADVANCED POLISHING PADS
Methods and formulations for manufacturing polishing articles used in polishing processes are provided. In one implementation, a UV curable resin precursor composition is provided. The UV curable resin precursor comprises a precursor formulation. The precursor formulation comprises a first resin precursor component that comprises a semi-crystalline radiation curable oligomeric material, wherein the semi-crystalline radiation curable oligomeric material is selected from a semi-crystalline aliphatic polyester urethane acrylate, a semi-crystalline aliphatic polycarbonate urethane acrylate, a semi-crystalline aliphatic polyether urethane acrylate, or combinations thereof. The precursor formulation further comprises a second resin precursor component that comprises a monofunctional or multifunctional acrylate monomer. The resin precursor formulation further comprises a photoinitiator, wherein the precursor formulation has a viscosity that enables the precursor formulation to be dispensed to form a portion of a polishing article by an additive manufacturing process.