Polyurethane
Polyurethane A polyurethane is any polymer consisting of a chain ... and hard plastic parts. Production The main polyurethane producing reaction is between a diisocyanate (aromatic ... structure, (surfactants) in the case of foams. Polyurethane can be made in a variety of ... chemical environments and other properties of the polyurethane products. Though the properties of the ...
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Polyurethane   (translated from French)
Polyurethane One calls urethan any compound produced by ...
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Polyurethane   (translated from Japanese)
Polyurethane PolyurethaneWithUrethane connectionSo monomer copolymerization it could pointHigh ... polymerize including blowing agent and produce the polyurethane foam product. Use Main use of polyurethane is as follows. Paint (water soluble urethane paint) Adhesive (hot melt) Polyurethane foam Sealing material Bulking agent heat insulation ... material Paint Sealing material adhesive This item "Polyurethane"There is a possibility of becoming ...
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Polyurethane   (translated from Spanish)
Polyurethane Table of contents General polyurethane it is a used plastic material in ...
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Talk:Polyurethane
Talk:Polyurethane Carpet underlayment 165.139.171.10 edited ... to become "well rounded" No hazards of polyurethane are listed. This whole article looks like ...
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Polyurethane foam   (translated from Spanish)
Polyurethane foam polyurethane foam it is a porous plastic material ... types of foam can be divided of polyurethane in two types: Foam in hot they ... although its cost is quite greater. The polyurethane foam is a very versatile material, since ... additives and the used systems of manufacture polyurethane foam can be obtained of very ...
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Condom
... usually made of latex or more recently polyurethane, that is used during sexual intercourse to ... are also making condoms from polyethylene and polyurethane, expected to be as effective as, but ... to be 0.046mm in thickness, while polyurethane can be set at 0.02mm thickness ... on the shaft in many cases. Duron/Polyurethane versus latex Advantages: Polyurethane can be considered better than latex ...
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Thermal insulation
... as some, but not all, types of polyurethane) merely trap air and slow down airflow ... at low densities. Polyisocyanurate. Less flammable than polyurethane. Phenolic. Uses air as blowing agent. Shrinks while curing. Closed-cell polyurethane. White or yellow. Uses harmless gases such ... and water vapor. Open-cell (low density) polyurethane. White or yellow. Expands to fill and ... not nearly as much as urea formaldehyde. Polyurethane. White or yellow. Produced through mixing ...
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天人合一   (translated from Chinese)
... used for in the daily life domain polyurethane to make each kind of froth and the plastic sponge. The polyurethane also uses in making the condom and ... medical equipment. Table of contents Structure The polyurethane is refers has the urethane structure the ... material. The urethane structure following chart shows. Polyurethane usually through following response production. Nature Chemical property The polyurethane anti- many kinds of acid and ...
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Methylene diphenyl diisocyanate
... 1,2-diisocyanate Hexamethylene diisocyanate Related compounds Polyurethane Except where noted otherwise, data are given ... with a polyol in the manufacture of polyurethane. It is the most produced diisocyanate, accounting ... application, that is the production of rigid polyurethane. Typically, one tonne of polyurethane foam needs 0.616 tonne of MDI ... pentane as a blowing agent. These rigid polyurethane foams are good thermal insulators and ...
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