I have some rubber handles and feet that get gummy, is this what you all are talking about? I assume that once rubber becomes gummy it's a lost cause. Bill On Wed, Oct 14, 2020 at 8:56 PM Herb Johnson via vcf-midatlantic < vcf-midatlantic@lists.vcfed.org> wrote:
Various automotive vinyl cleaners have some "plastic restorers". Classic is NuVinyl brand in the original white container; there's new mixes now. Some of these auto products also add a shiny coat, that can be scuffed off. All these contain "plastisizers" to replace those dissipated by age. The chemistry of rubber products can be interesting. - regards, Herb -- Herbert R. Johnson, New Jersey in the USA http://www.retrotechnology.com OR .net preserve, recover, restore 1970's computing email: hjohnson AT retrotechnology DOT com or try later herbjohnson AT comcast DOT net