Bladder shell for inflatable balls

Details Bladder shell for inflatable balls Bladder shell for inflatable balls

2005-09-27

2005-09-27

Pyon, Harold (Department: 1772)

Stock material or miscellaneous articles

Hollow or container type article

Polymer or resin containing

C428S034100, C428S035700, C428S036920, C473S609000, C473S610000, C473S611000, C264S301000, C264S347000

Reexamination Certificate

active

06949276

ABSTRACT:
A bladder shell for inflatable balls having a layer of blended synthetic latex and natural rubber latex compounded with an anti-oxidant, an activator, an accelerator, a thickening agent, a wetting agent, and a stabilizer etc. to form a low air permeability and high bounce bladder shell having thickness of between 0.25 mm to 3.0 mm. Also disclosed is a process for the preparation of the bladder shell that includes dipping former in a bath of blended natural rubber latex and synthetic latex.

REFERENCES:
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patent: 19738906 (1999-03-01), None
patent: 0511681 (1992-11-01), None
patent: 9623643 (1996-08-01), None
Patent Abstract of Japan of JP 11080438 dated Mar. 26, 1999.
English Disclosure Statement of DE 19738906 dated Mar. 11, 1999.

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