Invention Grant
US09018144B2 Polymer composition, swellable composition comprising the polymer composition, and articles including the swellable composition 有权
聚合物组合物,包含聚合物组合物的可溶胀组合物和包含可溶胀组合物的制品

Polymer composition, swellable composition comprising the polymer composition, and articles including the swellable composition
Abstract:
A polymer composition includes a base polymer comprising a hydrocarbon rubber, an acrylic copolymer, and a refined oil in which the acrylic polymer is dispersed. The polymer composition is swellable when treated with an aqueous medium, non-aqueous medium, or both. A sealing element for a flow channel includes an expandable section filled with a swellable composition that swells when treated with a swelling material. The swellable composition includes the polymer composition, and the swelling material may be aqueous, non-aqueous, or both.
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