C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 3/10 (2006.01) C08L 83/04 (2006.01)
Patent
CA 2396485
A silicone sealant composition containing: (a) a moisture curable organopolysiloxane component, comprising a mixture or reaction product of (i) an organopolysiloxane polymer having hydrolyzable substituent groups and (ii) a polyfunctional silicon compound having two or more hydrolyzable substituent groups, (b) a filler and (c) a hydrocarbon fluid comprising, based on 100 parts by weight of the hydrocarbon fluid, greater than 40 parts by weight cyclic paraffinic hydrocarbons and less than 60 parts by weight noncyclic paraffinic hydrocarbons, exhibits improved tensile, elongation and adhesive properties.
L'invention concerne une préparation d'agent d'étanchéité à base de silicone, contenant : (a) un composant organopolysiloxane durcissant à l'humidité, comprenant un mélange ou un produit réactionnel constitué (i) d'un polymère organopolysiloxane possédant des groupes de substitution hydrolysables et (ii) d'un composé silicone polyfonctionnel possédant au moins deux groupes de substitution hydrolysables, (b) un agent de remplissage et (c) un fluide hydrocarboné comprenant, sur 100 parties en poids dudit fluide, plus de 40 parties en poids d'hydrocarbures paraffiniques cycliques et moins de 60 parties en poids d'hydrocarbures paraffiniques non cycliques. Ladite préparation possède des propriétés de traction, d'allongement et adhésivité excellentes.
Atwood Robert C.
Lin Chiu-Sing
Lucas Gary M.
Company General Electric
Craig Wilson And Company
LandOfFree
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