Abstract:
Fluorinated polyfunctional (meth)acrylic esters represented by general formula (1), a fluoromonomer composition containing the same, a material with a low refractive index obtained by curing the monomer composition, and a lowly reflective film comprising the material with a low refractive index wherein: R , R , R , and R are the same or different and each represents hydrogen, acryloyl, or methacryloyl, provided that at least either R or R and at least either R or R represent each acryloyl or methacryloyl; and R represents C2-12 fluoroalkylene having two or more fluorine atoms.
Abstract:
A process for producing an aqueous solution of a phosphorylcholine group bearing polymer, comprising polymerizing a polymerizable composition containing a phosphorylcholine group bearing monomer of general formula (1) in the presence of a nonmetallic polymerization initiator soluble in a water-containing medium to obtain a crude aqueous solution of a polymer and purifying the solution by the use of a separation membrane; and an aqueous solution of a phosphorycholine group bearing polymer produced by this process and having an impurity content of 2000 ppm. or below (X: a divalent organic residue; Y: C1-C6 alkyleneoxy; Z: H or R -O-CO- (R : C1-C10 alkyl or C1-C10 hydroxyalkyl); R : H or CH3; R , R and R : H, C1-C6 hydrocarbyl or hydroxylated hydrocarbyl; and m: 0 or 1).
Abstract:
To obtain paint films with outstanding paint film performance traits such as water resistance and chemical resistance, etc., and outstanding finished appearance, and to obtain water-based paints which are easy to apply and have outstanding storage stability. An acrylic copolymer of acid number 35-120 mg KOH/g, hydroxyl group number 50-150 mg KOH/g, glass transition temperature -20 to +50 DEG C and number average molecular mass 4500-9000, comprising a copolymer of alpha , beta -ethylenic unsaturated monomers (a), and a monomer combination including an alpha , beta -ethylenic unsaturated monomer containing a glycidal group and an alpha , beta -etylenic unsaturated monomer containing a hydroxyl group to give an acid number of
Abstract:
To obtain thermoset paint compositions with which paint films which have superior acid resistance, abrasion resistance and durability can be formed, and which have superior storage stability. Constitution: Thermoset paint compositions which contain a low polarity acrylic resin of hexane tolerance at least 100, being an esterification and polymerization reaction product of a monomer mixture comprising 10 - 70 % by weight of epoxy compound which has one epoxy group and which has no polymerizable unsaturated bond, 5 - 70 % by weight of vinyl monomer which has carboxyl groups and 5 - 85 % by weight of vinyl monomer which has no carboxylic acid group, and a hardening agent which reacts with hydroxy groups.
Abstract:
A water-soluble cellulose derivative which is produced by grafting 2-methacryloyloxyethylphosphorylcholine onto water-soluble cellulose and has a structural unit represented by formula (I); and a biocompatible material containing the same as the active ingredient, wherein n represents an integer of 1 to 100. The water-soluble cellulose derivative having such a specific structural unit is endowed with both biocompatibility and an affinity for cellulose, thus being utilizable as a biocompatible material for clarifying blood, and so forth.
Abstract:
The present invention provides a polymeric surfactant comprising a polyoxyalkylene branched alkyl ether and a cosmetic material including such a polymeric surfactants. The cosmetic material has moisture-retaining effect and provides excellent feeling in use. The cosmetic material is preferably used for a skin cosmetic, a hair cosmetic, and a nail care cosmetic.
Abstract:
To obtain a colored metallic paint with which a colored metallic paint film which has excellent features and with which a change in color is produced according to differences in the viewing angle can be formed using the usual cheap pigments without compounding special glitter materials. A paint composition which contains, per 100 parts by weight of a film forming binder (A), from 0.1 to 15 parts by weight of metallic powder (B), from 0.1 to 10 parts by weight of a first colored pigment (C) of primary particle size from 0.01 to 0.2 mu m which is selected from among the group comprising the phthalocyanine, perylene, indanthrone, azomethine, benzimidazolone, quinacridone, anthraquinone, diketopyrolopyrrole and dioxazine based pigments, and from 0.5 to 50 parts by weight of a second colored pigment (D) of primary particle size from 0.1 to 2 mu m selected from among the group comprising the diketopyrolopyrrole, quinacridone, pyrazolone, naphthol AS, iron oxide and complex metal oxide based pigments, where the primary particle size of the pigment (C) is relatively smaller than that of the pigment (D), and there is a complementary color relationship between the pigments (C) and (D).
Abstract:
To offer a method for forming paint films of outstanding acid resistance, finished appearance, water resistance and adhesion, etc., even when a water-based base finishing coat and solvent-based top finishing coat are painted wet-on-wet. A method for forming a paint film by a method for forming a hardened paint film in which a water-based thermosetting base finishing coat is painted onto the surface of an object to be painted, a thermosetting top coat is painted on top of this wet-on-wet, and the paint films are hardened at the same time, in which the aforementioned top coat which contains as a primary resin a copolymer which is a copolymer of a vinyl monomer which has a ring structure and other vinyl monomer(s) in which the proportion of vinyl monomer having a ring structure in the total quantity of monomers is 20-50 wt.%, and the proportion of other vinyl monomer(s) is 80-50 wt.%, and which has a glass transition temperature of 0-60 DEG C, a solubility parameter of 9.0-11.0 and a weight-average molecular weight of 4000-30,000.
Abstract:
To form paint films of outstanding acid resistance, finished appearance, water resistance, adhesion and bending resistance by coating a base finishing coat and top finishing coat wet-on-wet. A method for forming a paint film by a method for forming a thermosetting paint film in which a solvent-based thermosetting base finishing coat is painted onto the surface of an object to be painted, a thermosetting top finishing coat is painted on top of this wet-on-wet, and the paint films are hardened at the same time, in which the aforementioned top finishing coat which contains as a primary resin a copolymer which is a copolymer of a vinyl monomer which has a ring structure and other vinyl monomers in which the proportion of vinyl monomer having a ring structure in the total quantity of monomers is 20-50 wt.%, and the proportion of other vinyl monomer(s) is 80-50 wt.%, and which has a glass transition temperature of 0-60 DEG C, a solubility parameter of 9.0-11.0 and a weight-average molecular weight of 4000-30,000.
Abstract:
A viscosity index improver for addition to lubricating oil or the like, which comprises a graft copolymer having structural units of an oil-soluble polymer (a) comprising an olefin polymer and sttructural units of a copolymer (b) of a monomer having a peroxide bond with a (meth)acrylate or the like or a copolymer (c) of a monomer having a peroxide bond with 2-hydroxyethyl (meth)acrylate or the like. The improver is excellent in the effect of improving the viscosity index, the thickening effect, the fluidity at low temperatures and the shear stability, and has no fear of causing phase separation in lubricating oil.