Abstract: A binary process for manufacturing dipped latex product. The binary process disclosed herein eliminates the influence of any level of pre-vulcanization on the outcome of the dipping process whether using natural or synthetic latex. The binary process includes preparing a first latex mixture Formulation A including latex, one or more accelerators, and one or more surfactants, but without curing agents; and preparing a second latex mixture Formulation B including latex, one or more curing agents, and one or more surfactants, but without curing accelerators. The process further includes dipping one or more formers into the Formulations A and B separately in order to form a plurality of coatings/layers of the Formulations A and B, and later on curing the plurality of coatings/layers on the formers to form the dipped latex products, which can be a condom, glove, balloon, catheter, finger cot, surgical tubing, baby bottle nipple or dental dam.
Type:
Grant
Filed:
January 17, 2014
Date of Patent:
February 26, 2019
Assignee:
TTK Healthcare Limited
Inventors:
William D. Potter, N. Balasubramanian, Srinivasan Jagannathan