Polyolefin tube

Details Polyolefin tube Polyolefin tube

2011-07-26

2011-07-26

Aughenbaugh, Walter B (Department: 1782)

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

C428S034100, C428S035700, C428S036400, C428S036800, C428S036920

Reexamination Certificate

active

07985457

ABSTRACT:
Silane cross-linked polyolefin tubes are used for drinking water and/or water for industrial use, are resistant to a chlorine content ranging from 0.1 to 5 ppm, have a minimum degree of cross-linking of 60%, are produced according to the single-stage process, and are comprised of the following polyolefin composition: (A) a polyolefin; (B) a mixture consisting of an organic silane of general formula RSiX3 (B1), of a radical-generating constituent (B2), and of a catalyst (B3); (C) a stabilizer mixture consisting of a high-molecular, phenolic constituent (C1) having a high melting point, of a sulfur-containing constituent (C2), of a phosphorous-containing processing stabilizer (C3), and of a metal deactivator (C4).

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Voigt, H.U., “Uber das Vernetzen von Polyolefin”, Kautschuk—Gummi Kunststoffe 34, Jahrgang. Nr. Mar. 1981, pp. 197-206.

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