C08J2447/00

MODIFIED POLYMERS AND STABLE EMULSIONS COMPRISING THE SAME
20170247517 · 2017-08-31 · ·

A modified polymer includes a diene-based polymeric chain and at least one end terminated with a blocked isocyanate group. The blocked isocyanate group may be the reaction product of an isocyanate and a blocking agent, and the blocking agent is selected, such that the modified polymer deblocks at temperatures of at least 100 C. An aqueous emulsion of the modified polymer may be provided that may be surfactant-free. The emulsion may be combined with one or more latexes to provide a treatment solution for a fabric or fiber that does not require the use of resorcinol and formaldehyde. Once treated and dried, the fabric or fiber may be used to impart tensile strength to rubber products, such as tires, air springs, flexible couplings, power transmission belts, conveyor belts, and fluid routing hoses.

Resin composition, prepreg, resin-added film, resin-added metal foil, metal-clad layered plate, and wiring plate

A resin composition is provided and contains a compound (A) having at least one group represented by the following Formula (1) in a molecule, a crosslinking type curing agent (B), and an azo compound (C) that has an azo group in a molecule and has no heteroatom other than a nitrogen atom constituting the azo group. ##STR00001## In Formula (1), n represents 0 to 10, Z represents an arylene group, and R.sub.1 to R.sub.3 each independently represent a hydrogen atom or an alkyl group.

ANTAGONIST OF THE FIBROBLAST GROWTH FACTOR RECEPTOR 3 (FGFR3) FOR USE IN THE TREATMENT OR THE PREVENTION OF SKELETAL DISORDERS LINKED WITH ABNORMAL ACTIVATION OF FGFR3

The present invention relates to the treatment or prevention of skeletal disorders, at particular skeletal diseases, developed by patients that display abnormal increased activation of the fibroblast growth factor receptor 3 (FGFR3), in particular by expression of a constitutively activated mutant of FGFR3.

Curable Composition and Molded Article Comprising the Composition

There is provided a curable composition comprising (A) a cyclic olefin; (B) a metathesis catalyst for polymerizing the cyclic olefin; (C) 0.1-30 wt. % of a compound comprising at least one vinyl group; and (D) 0.1-10 wt. % of a curing agent for compound (C), wherein the wt. % are relative to the total weight of the composition. The composition provides a desirable combination of workability, toughness and heat resistance. Also provided is a molded article comprising the composition and reinforcing fibers, and a method of manufacturing the same.

PUMPABLE, THERMALLY CURABLE AND EXPANDABLE PREPARATIONS
20220033604 · 2022-02-03 ·

A thermally expandable preparation pumpable at application temperatures in the range of 50 to 120° C., is provided containing: at least one polymer selected from binary copolymers containing at least one monomer unit selected from vinyl acetate, (meth)acrylic acids, styrene and derivatives thereof, and terpolymers based on at least one first monomer selected from the monounsaturated or polyunsaturated hydrocarbons, and at least one second monomer selected from (meth)acrylic acids and derivatives thereof, and at least one third monomer selected from epoxy-functionalized (meth)acrylates, as well as combinations of the first two; at least one liquid polymer selected from liquid hydrocarbon resins, liquid polyolefins and liquid polymers based on one or more diene monomers; at least one peroxide; at least one thermally activatable blowing agent; and at least one adhesion promoter; as well as methods to stiffen/reinforce or seal structural components by application of the preparation.

GREASE-RESISTANT FILM, GREASE-RESISTANT BASE MATERIAL, AND GREASE-RESISTANT PAPER

An oil-resistant film may be provided by an oil-resistant base material that is excellent in the oil resistance even in not only a plane part but also a bent part of a package can be obtained and also to the provision of an oil-resistant base material having the oil-resistant film and an oil-resistant paper having the oil-resistant film. An oil-resistant film may contain a polyvinyl alcohol-based polymer (A) and a polymer particle (B) containing a polymer having a glass transition temperature of 40° C. or lower, wherein the content of the polymer particle (B) is 1 part by mass or more and less than 150 parts by mass based on 100 parts by mass of the polyvinyl alcohol-based polymer (A); and an oil-resistant base material (oil-resistant paper) having the oil-resistant film on a base material (paper).

RESIN MOLDED ARTICLE
20170218191 · 2017-08-03 · ·

The present invention pertains to a resin formed article obtained by forming a resin composition that comprises a cycloolefin resin and a styrene-based thermoplastic elastomer, the styrene-based thermoplastic elastomer having a weight average molecular weight of 20,000 to 150,000, and having a difference in refractive index (ΔnD) of more than −0.002 to less than +0.002 with respect to the cycloolefin resin, the resin composition having a residual ratio of 0.10 wt % or less when analyzed based on the residue on ignition test method specified in the Japanese Pharmacopeia, the resin composition having a light transmittance (optical path length: 3 mm) of 55% or more with respect to light having a wavelength of 450 nm when the resin composition is formed in a shape of a sheet having a thickness of 3.0 mm, and subjected to light transmittance measurement, and the resin composition having a Charpy impact strength of 5 to 40 kJ/m.sup.2 when the resin composition is formed to have a thickness of 4.0 mm, a length of 80.0 mm, and a width of 10.0 mm, and subjected to the notched Charpy impact test specified in JIS K 7111-1 at 23° C.

POLYMER SYSTEM COATING FOR ELASTOMERIC RUBBER GLOVES

Provided are various gloves and protective articles with improved donning characteristics. The glove comprises an interior surface, and a polymer system coating the interior surface. The polymer system comprises one or more first polymers, each including an average particle size between 100 nanometers (nm) to 400 nm. The polymer system further comprises one or more second polymers, each including an average particle size in excess of 500 nm. The one or more first polymers may comprise a combination of one or more polymers including: butadiene based polymer and copolymer latices, isoprene based polymer and copolymer latices, copolymer latices prepared from styrene and acrylic monomers, and polyurethane copolymers. The one or more second polymers may include vinyl acetate polymers. The glove may be an elastomeric rubber glove coated with the polymer system in an amount between 0.0004 grams and 0.0016 grams on a dry basis.

Asphalt products and methods of producing them for rejuvenation and softening of asphalt

The present invention relates to relates to a method of producing an improved asphalt. This method includes providing an asphalt binder and providing a compound of formula (I): ##STR00001##
as described herein. The asphalt binder is mixed with the compound of formula (I) under conditions effective to produce an improved asphalt. Also disclosed are an asphalt product and a method of making asphalt material.

Resin composition and article made therefrom

A resin composition comprises a prepolymer of crosslinking agent and benzoxazine resin and a maleimide resin. The resin composition may be used to make various articles, such as a prepreg, a resin film, a resin-coated copper, a laminate or a printed circuit board, and achieves improvements in at least one, more or all of the properties including laminate reflow shrinkage, T288 thermal resistance, ten-layer board T300 thermal resistance, dissipation factor, copper foil peeling strength, and resin filling property in open area.