C - Chemistry – Metallurgy – 08 – L
Patent
C - Chemistry, Metallurgy
08
L
C08L 27/24 (2006.01) C08K 3/34 (2006.01) C08K 5/098 (2006.01) C08K 5/57 (2006.01)
Patent
CA 2546692
A CPVC composition having good impact and heat stability includes a siloxane- acrylic copolymer impact modifier and an aluminosilicate zeolite, and a reduced amount of a liquid stabilizer such as a tin compound. Such compositions can be formed into piping for indoor and outdoor water systems including hot water.
L'invention concerne une composition CPVC présentant de bonnes qualités de résistance au choc et de stabilité thermique, qui comprend un modificateur de résistance au choc en copolymère de siloxane et d'acrylique et un zéolite d'aluminosilicate, et une quantité réduite d'un agent stabilisateur liquide tel qu'un composé de l'étain. Les compositions de l'invention peuvent être utilisées pour fabriquer des canalisations pour systèmes de distribution d'eau intérieurs ou extérieurs, y compris d'eau chaude.
Dalal Girish T.
Giovannitti-Jensen Ann
Julius Mark D.
Newby Robert S.
Schmitz Theodore J.
Lubrizol Advanced Materials Inc.
Norton Rose Or S.e.n.c.r.l. S.r.l./llp
Noveon Ip Holdings Corp.
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