Improved gasket for an aerosol mounting cup

Details Improved gasket for an aerosol mounting cup Improved gasket for an aerosol mounting cup

B - Operations, Transporting

21

D

B21D 51/46 (2006.01) B05D 5/00 (2006.01) B65D 83/14 (2006.01) C08L 23/08 (2006.01) C08L 101/00 (2006.01)

Patent

CA 2130352

2130352 9312901 PCTABS00024 A gasket material (24) for sealing a channel (20) of a mounting cup (10) to a container bead (12) is disclosed having a flexural modulus, 1 % secant, of at least about 70,000 psi, as measured by ASTM Method D 790, and a hardness no greater than about 60 Shore D, as measured by ASTM D 2240. Also disclosed is a gasket material (24) comprising a mixture of a stiffer plastic material and a softer plastic material wherein the mixture meets the above flexural modulus and hardness criteria. A preferred material and mixture are disclosed. Preferred dimensions for the gasket on the mounting cup are also disclosed.

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