摘要:
There is disclosed a phenol resin foam which contains a phenol resin and a foaming agent comprising at least one of a chlorinated hydrofluoroolefin and a non-chlorinated hydrofluoroolefin. With respect to the phenol resin foam, its density is 10 kg/m 3 or more and 150 kg/m 3 or less, its thermal conductivity under a 10°C environment is 0.0175 W/m·k or less, and its thermal conductivity under a 23°C environment is 0.0185 W/m·k or less.
摘要翻译:公开了含有酚醛树脂的酚醛树脂泡沫体和包含氯化氢氟烯烃或非氯化氢氟烯烃中的至少一种的发泡剂。 相对于酚醛树脂发泡体,密度为10kg / m 3以上且150kg / m 3以下,在10℃环境下的导热率为0.0175W / m·k以下,导热率 在23℃环境下为0.0185W / m·k以下。
摘要:
There is disclosed a phenol resin foam comprising a phenol resin, a hydrocarbon having 6 or less carbon atoms, and at least one halogenated hydroolefin selected from the group consisting of hydrofluoroolefins and hydrochlorofluoroolefins, and the phenol resin foam having the density of 10 kg/m 3 or more and 150 kg/m 3 or less, wherein the sum of the content of the hydrocarbon having 6 or less carbon atoms and the content of the hydrogenated hydroolefin is from 0.23 to 0.90 mol, the content of the hydrocarbon having 6 or less carbon atoms is from 0.03 to 0.85 mol, and the content of the halogenated hydroolefin is from 0.05 to 0.85 mol, per 22.4 × 10 -3 m 3 of spatial volume in the phenol resin foam.
摘要:
The present invention provides a film suitable for applications requiring high water vapor transmission rates. The film comprises a polyolefin polymer together with from 1 to 30 percent by weight of the film of a hydrophilic polymer and from 30 to 75 percent by weight of the film of a filler having a hydrophilic surface functionality.
摘要:
Polysaccharide based hydrogel compositions and methods of making and using the same are provided. The subject polysaccharide based hydrogel compositions are prepared by combining a polysaccharide component with a hydrophilic polymer and a cross-linking agent. Also provided are kits and systems for use in preparing the subject compositions.
摘要:
The present invention describes a hierarchical graphitized carbon foam comprising an interconnected macroporous structure with an ordered mesoporous wall structure, a process for its preparation, as well as to a process for the synthesis of a variety of bimodal porous organic polymer and/or inorganic metal oxide materials.
摘要:
The presently disclosed and claimed inventive concept(s) relates to a dry powder composition comprising water soluble polymer powders, and a component in powder form. The dry powder composition shows improved water dispersibility compared to the water soluble polymer powders. The presently disclosed and claimed inventive concept(s) further relates to an aqueous protective coating composition comprising the dry powder composition.
摘要:
The invention relates to a composition Z comprising a component B1, a component B2, a component D, a component E and a component P, wherein the component B1 is a polyethylene glycol having a hydroxyl number of from 25 to 600 mg KOH/g and an average molecular weight of 200 to 4000 g/mol; the component B2 is a polyethylene glycol having a hydroxyl number of from 0.1 to 24 mg KOH/g and an average molecular weight of higher than 4000 to about 10,000,000 g/mol; the component D is an earth alkali carbonate, the component E is a phyllosilicate, and the component P is a polystyrene and/or an alloy thereof. Composition Z is suitable to increase the hydrophilic properties of processed solid or foamed polystyrene material, especially for making a film, sheet or food tray.