C08J2203/12

RESIN COMPOSITION FOR FOAM, FOAM, AND PRODUCTION METHOD OF FOAM
20210261746 · 2021-08-26 · ·

Provided is a resin composition for a foam that may include a base resin having a reactive silicon group (A), a chemical foaming agent (B), and a silanol condensation catalyst (D), wherein the chemical foaming agent (B) comprises a dicarbonate diester (B-1). Further provided is a method for producing a foam, that may include: a mixing step of mixing a liquid, which may include a base resin having a reactive silicon group (A) and a dicarbonate diester (B-1), with a silanol condensation catalyst (D) to obtain a mixed liquid, wherein in the mixed liquid, a rate of foaming effected by decomposition of the dicarbonate diester (B-1), and a rate of a curing reaction of the mixed liquid effected by a reaction between the reactive silicon groups may each be adjusted, such that a foam having an expansion ratio of 2-fold or more and 60-fold or less is obtained.

INFRARED ATTENUATION AGENT BLENDS

Inorganic infrared attenuation agent blends have been developed to improve the thermal insulation properties of polymeric foams such as polystyrene low density foams. The inorganic infrared attenuation agent blends can include two or more metal oxides such as silicon dioxide, manganese (IV) oxide, iron (III) oxide, magnesium oxide, bismuth (III) oxide, cobalt oxide, zirconium (IV) oxide, molybdenum (III) oxide, titanium oxide, and calcium oxide. In some preferred embodiments, the inorganic infrared attenuation agent blends can include four or more of these metal oxides.

Blowing agent compositions of carbon dioxide and hydrochlorofluoroolefins

The present invention relates to blowing agent compositions of carbon dioxide and at least one hydrochlorofluoroolefin (HCFO). The HCFOs can include, but are not limited to, 1-chloro-3,3,3-trifluoropropene (HCFO-1233zd), 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf) and mixtures thereof. The blowing agent compositions are useful in the production of low density insulating foams with improved k-factor made from thermoplastic resins. The blowing agent compositions may also optionally include one or more hydrofluoroolefins (HFOs).

PERFLUOROAMINOOLEFINS AND METHODS OF MAKING AND USING THE SAME

Described herein is a perfluorinated aminoolefin compound of general formula (I): CFY═CXN(R.sub.f)CF.sub.2R.sub.f′ where: (a) R.sub.f and R.sub.f′ are (i) independently selected from a linear or branched perfluoroalkyl group having 1-8 carbon atoms, optionally comprising at least one catenated O or N atom, or (ii) bonded together to form a perfluorinated ring structure having 4-8 ring carbon atoms, optionally comprising at least one catenated O atom; and (b) X and Y are (i) independently selected from a perfluoroalkyl group having 1-4 carbon atoms, or (ii) bonded together to form a perfluorinated ring structure having 5-6 ring carbon atoms. Such compounds may be used in heat transfer, foam blowing or immersion cooling applications, or as a working fluid in a Rankine cycle, a coating or lubricant, or as a dielectric fluid. Also disclosed herein is a method for making such compounds.

Insulating and Sealing System for Joints of Joinery Construction Elements, Especially Windows and Exterior Doors

A sealing system for joints of joinery construction elements, especially windows and exit doors, includes an insulating material, an internal sealing layer disposed over an interior surface of the insulating material and an external sealing layer disposed over an exterior surface of the insulating material. The internal sealing layer has a low vapor permeability with an equivalent diffusion resistance factor (Sd) equal to or greater than 30 m, and the external sealing layer has a vapor permeability greater than the vapor permeability of the internal sealing layer with an equivalent diffusion resistance factor (Sd) not greater than 2 m.

Compositions comprising a fluoroolefin

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.

Compositions comprising a fluoroolefin

The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.

Polymer Based Sensors for Detecting Agricultural Analytes and Methods of Making Same
20210179798 · 2021-06-17 ·

A polymer-based sensor for detecting agricultural analytes is disclosed, including stable polymer-based sensing films such as molecular imprinted polymers (MIPs) that can be incorporated in sensors for detecting herbicides and pesticides, as well as methods of making the sensing films.

COMPOSITIONS COMPRISING TRANS-1,2-DICHLOROETHYLENE AND AN ORGANIC COMPOUND, AND METHODS OF USING THE SAME
20210147766 · 2021-05-20 · ·

Disclosed herein are a solvent composition and methods of using the solvent composition. The solvent composition includes at least 80 wt. % of trans-1,2-dichloroetheylene (t-DCE), and 0.1 to 20 wt. % of at least one organic compound. The organic compound may be a hydrocarbon and/or an oxygenated solvent. The solvent composition may be used to clean a surface by contacting the surface with the composition to dissolve a contaminant on the surface. The composition may be used to remove a coating from a surface of a substrate by contacting the surface with the solvent composition to dissolve the coating and removing the composition containing the coating from the surface. The composition may also be used to deposit material on a substrate by dissolving the material in the solvent composition, applying the composition containing the material onto the substrate, and evaporating the composition from the substrate.

SULPHUR-CONTAINING POLYESTER POLYOLS, THEIR PRODUCTION AND USE

The present invention relates to sulfur-containing polyester polyols and to the preparation and use thereof.