Abstract:
Disclosed herein are storm panels and methods for manufacturing the same. In one embodiment, the storm panel comprises a polymeric sheet having an arced geometry. The polymeric sheet comprises, a polymeric substrate layer, a polymeric top layer comprising an ultraviolet light stabilizer, a polymeric bottom layer comprising an ultraviolet light stabilizer. The storm panel has a uniform thickness, exhibits less than or equal to about 4.0% haze, and exhibits a yellowness index shift that is less than or equal to about 9.0 after 1,500 simulated hours of aging.
Abstract:
In an embodiment, a method of making an article comprises: co-extruding a core layer formed from a core composition comprising a core thermoplastic polymer and a first cap layer formed from a first cap composition comprising an intumescent flame retardant material to form the article; and thermoforming the article. In an embodiment, a multilayer sheet, comprises: an extruded first cap layer formed from a first cap composition comprising an intumescent flame retardant material; and a co-extruded core layer formed from a core composition comprising a thermoplastic polymer, wherein the first cap layer is disposed upon and in intimate contact with a surface of the core layer; wherein the first cap layer and the second cap layer have an adhesion test value of greater than 2 as measured according to ASTM D3359-02 before thermoforming the first cap layer and the second cap layer.
Abstract:
A thermoplastic composition comprises greater than or equal to about 60 wt. % polycarbonate; and about 10 wt. % to about 40 wt. % of a polyimide; wherein weight percents are based on a total weight of the thermoplastic composition.
Abstract:
A thermoplastic composition comprises greater than or equal to about 60 wt. % polycarbonate; and about 10 wt. % to about 40 wt. % of a polyimide; wherein weight percents are based on a total weight of the thermoplastic composition.
Abstract:
A polysiloxane copolymer composition comprises: a polysiloxane unit comprising 4 to 50 siloxane units, and a polyester-polycarbonate unit consisting of 50 to 100 mole percent of arylate ester units, less than 50 mole percent aromatic carbonate units, less than 30 mole percent resorcinol carbonate units, and less than 35 mole percent bisphenol carbonate units, wherein the siloxane units are present in the polysiloxane unit in an amount of 0.2 to 10 wt % of the total weight of the polysiloxane copolymer composition, and wherein the polysiloxane copolymer composition has a 2 minute integrated heat release rate of less than or equal to 65 kilowatt-minutes per square meter (kW-min/m2) and a peak heat release rate of less than 65 kilowatts per square meter (kW/m2) as measured using the method of FAR F25.4, in accordance with Federal Aviation Regulation FAR 25.853 (d). A window article for an aircraft, comprising the polysiloxane copolymer composition, is also disclosed.
Abstract translation:聚硅氧烷共聚物组合物包括:包含4至50个硅氧烷单元的聚硅氧烷单元和由50至100摩尔%的芳基酯单元,小于50摩尔%的芳族碳酸酯单元,小于30摩尔%的间苯二酚碳酸酯组成的聚酯 - 聚碳酸酯单元 单体和小于35摩尔%的双酚碳酸酯单元,其中硅氧烷单元以聚硅氧烷共聚物组合物总重量的0.2-10重量%的量存在于聚硅氧烷单元中,并且其中聚硅氧烷共聚物组合物具有2 小于或等于65千瓦分/平方米(kW-min / m2)的小时集成放热速率和小于65千瓦/平方米(kW / m 2)的峰值放热率,使用 FAR F25.4,根据联邦航空条例FAR 25.853(d)。 还公开了一种包含聚硅氧烷共聚物组合物的飞机用窗构件。
Abstract:
In one embodiment, a multilayer article comprises: a core layer comprising a core layer polycarbonate resin, a core flame retardant additive, and an opacity additive, and a cap layer comprising a cap layer polycarbonate resin and a cap flame retardant additive. The core layer comprises a sufficient amount of core flame retardant additive and the cap layer comprises a sufficient amount of cap flame retardant additive such that the multilayer article can pass a smoke density test as set forth in FAR 25.5, Appendix F, Part V. In one embodiment, a method of making a multilayer article comprises: forming a core layer comprising a core layer thermoplastic resin, and a core non-brominated flame retardant additive, and forming a cap layer comprising a cap layer thermoplastic resin, a cap non-brominated flame retardant additive, and thermoforming the multi-layer film.
Abstract:
A polysiloxane copolymer composition comprises: a polysiloxane unit comprising 4 to 50 siloxane units, and a polyester-polycarbonate unit consisting of 50 to 100 mole percent of arylate ester units, less than 50 mole percent aromatic carbonate units, less than 30 mole percent resorcinol carbonate units, and less than 35 mole percent bisphenol carbonate units, wherein the siloxane units are present in the polysiloxane unit in an amount of 0.2 to 10 wt % of the total weight of the polysiloxane copolymer composition, and wherein the polysiloxane copolymer composition has a 2 minute integrated heat release rate of less than or equal to 65 kilowatt-minutes per square meter (kW-min/m2) and a peak heat release rate of less than 65 kilowatts per square meter (kW/m2) as measured using the method of FAR F25.4, in accordance with Federal Aviation Regulation FAR 25.853 (d). A window article for an aircraft, comprising the polysiloxane copolymer composition, is also disclosed.
Abstract:
Disclosed herein are storm panels and methods for manufacturing the same. In one embodiment, the storm panel comprises a polymeric sheet having an arced geometry. The polymeric sheet comprises, a polymeric substrate layer, a polymeric top layer comprising an ultraviolet light stabilizer, a polymeric bottom layer comprising an ultraviolet light stabilizer. The storm panel has a uniform thickness, exhibits less than or equal to about 4.0 % haze, and exhibits a yellowness index shift that is less than or equal to about 9.0 after 1,500 simulated hours of aging.
Abstract:
A window shade comprises a core layer comprising a core layer thermoplastic resin, and an opacity additive; and a cap layer comprising a cap layer thermoplastic resin, and an aesthetic additive.
Abstract:
Disclosed herein is a multiwall sheet comprising a first sheet having a first side and a second side, wherein the first sheet comprises a thermoplastic polymer and an electrically conductive filler, and wherein the first side of the first sheet is disposed upon a first side of a plurality of ribs; wherein the second sheet comprises a thermoplastic polymer and an electrically conductive filler, wherein the first side of the second sheet is disposed upon a second side of the plurality of ribs, and wherein the first side of the plurality of ribs is opposed to the second side of the plurality of ribs, and wherein the first side of the plurality of ribs is opposed to the second side of the plurality of ribs.