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polypropylene

   Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia, Hutchinson 0.01 sec.
polypropylene (pŏl'ēprō`pəlēn), plastic plastic, any organic material with the ability to flow into a desired shape when heat and pressure are applied to it and to retain the shape when they are withdrawn.
..... Click the link for more information.  noted for its light weight, being less dense than water; it is a polymer polymer (pŏl`əmər)
..... Click the link for more information.  of propylene. It resists moisture, oils, and solvents. Since its melting point is 121°C; (250°F;), it is used in the manufacture of objects that are sterilized in the course of their use. Polypropylene is also used to make textiles, ropes that float, packaging material, and luggage.
polypropylene [‚päl·ə′prō·pə‚lēn]
(organic chemistry)
(C3H6)xA crystalline, thermoplastic resin made by the polymerization of propylene, C3H6; the product is hard and tough, resists moisture, oils, and solvents, and withstands temperatures up to 170°C; used to make molded articles, fibers, film, rope, printing plates, and toys.


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? Mentioned in ? References in periodicals archive
 
TSE: 4183) signed an agreement on January 31, 2007, with Thai Polypropylene Co.
Mitsui Chemicals to License PP Process to Thai Polypropylene by JCN Newswires
The maleic anhydride-grafted additive, based on polypropylene wax, substitutes Licomont AR 504, a wax that until now had been used for this application.
Coupling agents by Rubber World
New unidirectional and bidirectional tapes of continuous glass fiber impregnated with polypropylene or PE are designed to be used as preformed inserts to reinforce polypropylene/PE parts produced by injection or compression molding or thermoforming.
Thermoplastic tapes for in-mold reinforcement by Plastics Technology
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