C08J2447/00

HALOGEN-FREE LOW DIELECTRIC RESIN COMPOSITION, AND PREPREG, METAL-CLAD LAMINATE, AND PRINTED CIRCUIT BOARD PREPARED USING THE SAME
20200181402 · 2020-06-11 ·

A halogen-free low dielectric resin composition is provided. The halogen-free low dielectric resin composition comprises: (A) a resin system, which includes: (a1) a polyphenylene ether resin with unsaturated functional groups, and (a2) a polyfunctional vinyl aromatic copolymer; and (B) an allyl cyclophosphazene compound represented by the following formula (I):

##STR00001## in formula (I), t is an integer ranging from 1 to 6, wherein, the polyfunctional vinyl aromatic copolymer (a2) is prepared by copolymerizing one or more divinyl aromatic compounds and one or more monovinyl aromatic compounds.

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.

RUBBER COMPOSITIONS CONTAINING CARBON BLACK AND WHEY PROTEIN

The present disclosure is directed to rubber compositions comprising at least one rubber, at least one reinforcing carbon black filler, and a whey protein component. The whey protein component is in an amount sufficient to provide about 0.1 to about 5 phr whey protein. The present disclosure is also directed to methods of preparing such rubber compositions and to tire components containing the rubber compositions disclosed herein.

FLAME RETARDANT COMPOUND, METHOD OF MAKING THE SAME, RESIN COMPOSITION AND ARTICLE MADE THEREFROM
20200095504 · 2020-03-26 ·

Disclosed is a compound useful in a resin composition for fabricating articles such as a prepreg, a resin film, a laminate or a printed circuit board, such that the articles have improved one or more properties including glass transition temperature, ratio of thermal expansion, peel strength, thermal resistance, dielectric constant, dissipation factor and flame retardancy.

Modified polymers and stable emulsions comprising the same

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.

Polyethylene films and production of such films

A method of forming a finished film comprising extruding a molten polyethylene comprising a diene terpolymer modifier through a die opening to form a film, wherein the diene-terpolymer modifier is a terpolymer comprising ethylene-derived units, C.sub.3 to C.sub.10 -olefin derived units, and diene-derived units; causing the film to progress in a direction away from the die opening; cooling the film at a distance from the die opening, the distance adjusted to allow relaxation of the molten polyethylene prior to solidification and/or crystallization upon cooling; and isolating a finished film therefrom. Desirably, the polyethylene is a linear low density polyethylene, and the die and cooling is suitable for forming a blown film.

Glove coating and manufacturing process

This invention relates to an elastomeric article with improved lubricity and donnablity and reduced stickiness/tackiness. According to the methods of the invention, the internal surface of the elastomeric article is coated with a polyisoprene coating. The coating of the invention is formed from synthetic polyisoprene rubber that may or may not contain minor amounts of other components. The coating is preferably directly bonded to the underlying elastomeric article.

POLYSTYRENE COMPOSITIONS FOR FOAM EXTRUSION
20190390026 · 2019-12-26 ·

A polystyrene (PS) composition for making an extruded foam, the PS composition comprising polystyrene, a blowing agent, and an additive selected from glycerol monostearate (GMS), glycerol tri-stearate (GTS), mineral oil (MO), epoxidized soy oil (ESO), epoxidized polybutadiene, or combinations thereof. Methods of producing a low density polystyrene (PS) foam are also provided.

METHOD OF MILLING RUBBER COMPOSITION HAVING GRAPHENE AND LIQUID RUBBER
20240076457 · 2024-03-07 ·

An improved rubber composition and method to create the improved rubber composition is achieved by milling reduced graphene oxide (RGO) in liquid rubber to induce a reduction of bulk density of the reduced graphene oxide while maintaining dispersibility in rubber without using a solvent-based process resulting in an industrially scalable process and an improved rubber composition.

Plastic film and a method for manufacturing same

The present invention relates to a plastic film and a method for manufacturing same. A plastic film, which is formed such that at least one part has a curved shape, can have high hardness, impact resistance, scratch resistance and high transparency. The plastic film is light and will not be easily damaged by external pressure and thus can substitute for the existing glass and is expected to be used for various electronic products such as a display and the like. In particular, the plastic film has at least one part in a curved shape and thereby is expected to be used for products in various shapes which cannot be manufactured by means of the existing glass. Moreover, a method for manufacturing a plastic film enables manufacturing of a plastic film having at least one part in a curved shape without curls or cracks as well as simultaneous performing of heat molding and heat curing, thereby increasing the productivity of a plastic film.