Patent classifications
C08G18/62
CURABLE COMPOSITION
Provided is a curable composition including: a curable oligomer having, in its molecule, a branched polyolefin structure and a (meth)acryloyl group; a saturated cycloalkyl (meth)acrylate monomer having, in its molecule, a saturated cyclic hydrocarbon structure and a (meth)acryloyl group; and a saturated chain alkyl (meth)acrylate monomer having, in its molecule, a saturated chain hydrocarbon structure and a (meth)acryloyl group.
CURABLE COMPOSITION
Provided is a curable composition including: a curable oligomer having, in its molecule, a branched polyolefin structure and a (meth)acryloyl group; a saturated cycloalkyl (meth)acrylate monomer having, in its molecule, a saturated cyclic hydrocarbon structure and a (meth)acryloyl group; and a saturated chain alkyl (meth)acrylate monomer having, in its molecule, a saturated chain hydrocarbon structure and a (meth)acryloyl group.
CURABLE COMPOSITION
Provided is a curable composition including: a curable oligomer having, in its molecule, a branched polyolefin structure and a (meth)acryloyl group; a saturated cycloalkyl (meth)acrylate monomer having, in its molecule, a saturated cyclic hydrocarbon structure and a (meth)acryloyl group; and a saturated chain alkyl (meth)acrylate monomer having, in its molecule, a saturated chain hydrocarbon structure and a (meth)acryloyl group.
Curable photochromic composition including a segmented polymer
The present invention relates to a curable photochromic composition that includes: (a) a photochromic compound; and (b) a segmented polymer that includes active hydrogen groups, at least one first segment, and at least one second segment, in which, (i) each first segment independently includes a (meth)acrylic polymer segment, and (ii) each second segment independently includes at least one of, a polycarbonate segment, a polyester segment, a polyether segment, a polyurethane segment, and combinations of two or more thereof. The curable photochromic composition further includes (c) a curing agent having reactive functional groups that are reactive with the active hydrogen groups of the segmented polymer (a), in which the curing agent includes at least one of, a polyisocyanate, a polyisothiocyanate, and an aminoplast. The present invention also relates to photochromic articles that include at least one layer formed from the curable photochromic composition of the present invention.
WATER-BASED COATING COMPOSITION
Provided is a water-based coating composition capable of exhibiting high coating film performance even when cured at relatively low temperatures. Disclosed is a water-based coating composition including (A) a hydroxyl group-containing resin and (B) a hardener, wherein at least one type of (A) the hydroxyl group-containing resin is a hydroxyl group-containing acrylic resin particle (A1) having a core-shell structure containing a gradient polymer layer.
Water-emulsifiable isocyanates with improved properties
A mixture of water-emulsifiable isocyanates is described. The mixture contains (A) at least one polyisocyanate (a), (B) at least one emulsifier obtained by reacting at least one polyisocyanate with at least one polyether alcohol having a molecular weight of less than 400 g/mol, (C) at least one emulsifier obtained by reacting at least one polyisocyanate with at least one polyether alcohol having a molecular weight of greater than 450 g/mol, and (D) optionally at least one emulsifier obtained by reacting a polyisocyanate with at least one compound (d) having at least one hydrophilic, non-isocyanate-reactive group and precisely one isocyanate-reactive group (group D2). The weight ratio of component (B) to component (C) in the mixture is from 30:70 to 70:30, preferably from 40:60 to 60:40.
Solvent-based primer having a long open time and improved adhesion
Adhesion promoter compositions, containing: a) between 40 and 80 parts by weight of a binder composition, including i) 20-40 wt % of at least one silane-terminated polyurethane polymer STP, which can be obtained from at least one polyol P, aliphatic polyisocyanate I and organosilane OS1, ii) 4-20 wt % of at least one organosilane OS2 and/or organotitanate OT, iii) 0-3 wt % of at least one desiccant, iv) 40-80 wt % of solvent L1; b) between 0-30 parts by weight of industrial carbon black; c) between 0-1 parts by weight of UV marker; d) so much of solvent L2 that sum of a)-d) is 100 parts by weight; OS1 having secondary amino, mercapto or hydroxyl group on organic moiety and the at least one STP having been produced in absence of OS2, and the at least one P having an average OH functionality of at least 2 and equivalent weight of at most 500.
Anti-smudge and anti-graffiti compositions
Polyurethane-based and epoxy-based coating compositions are described that provide coatings and adhesives that are clear, amphiphobic and durable. Both water and hexadecane readily slide off these surfaces without leaving a residue. Coatings with thicknesses ranging from about 10 nm to about 10 μm exhibited excellent transmittance properties. Such films exhibited durability against abrasion, ink-resistance, anti-graffiti, anti-fingerprint, and strong adhesion to glass surfaces. The coatings are applicable to electronic devices, fabrics, glass, etc. to prepare optically clear, stain-resistant, and smudge-resistant surfaces.
Water-based coating composition and production method of the same
A water-based coating composition including: a polyol; a polyisocyanate; a hydrophobic curing catalyst which is made of an organometallic compound containing at least one metal atom selected from the group consisting of Sn, Bi, Zr, Ti, and Al and of which solubility in water under conditions of atmospheric pressure at 20° C. is 1 g/100 ml or less; and a nonionic surfactant of which an HLB value determined by a Griffin method is 10 to 15.
Aqueous Coating Composition
Provided is an aqueous coating composition that can exhibit high coating film performance even when cured at a relatively low temperature. The present invention pertains to an aqueous coating composition comprising (A) a hydroxyl group-containing resin and (B) a blocked polyisocyanate compound. The weight average molecular weight of the blocked polyisocyanate compound (B) is in a range of 20,000-200,000.