http://phys.org/news/2015-09-toward-tires-that-repair-themselves.html
A tire that patches itself would still be great. If there are any downsides to using this kind of rubber in the tread, then it could just be used for the inner rubber lining.
meh..I so rarely get a puncture its not even a concern. All the major tire stores plug/patch tires for free these days anyway. Id rather have the tread compound be optimized for doing what its intended to do. Keep traction. If it came standard on whatever tire I was already interested in, and had no downside in traction or tire wear, then sure, cool feature..... but it wouldn't be willing to pay extra for it.
Based on the stacks and stacks of dead/dying tires I have I'd like a self nenewing tire for sure.
I build cottages for the wealthy,can't remember the last time I had a puncture.
I think someone should invent some sort of peal and stick stuff that you can adhere to the inside if the tire that would then convert any tire to a self sealing tire. It would require a rebalancing but so what. For 95% of the people that treat cars as an appliance I am sure you could sell it. In fact the commercial roofing division of firestone sells un cured and semi cured rubber flashing membranes that I bet would work. I think I am going to test it.
You'd have to have 2 self healing layers, one in the inside and one between the carcass and tread, otherwise you'll have steel belt corrosion issues.
Seems silly for how often you actually hurt a tire in a repairable manner. I've picked up one nail in my life, and one ripped sidewall (big pothole), but I don't drive in the gutter.
For the couple times it does happen though I'd rather have a tire that re-seals itself and was relatively new then rely on the God knows how old temporary spare that's most likely flat and/or dry rotted in the trunk. Especially on winter tires, where the traction difference between a temp spare and the rest could be dangerous, especially when I can be a couple hundred miles from a tire shop when I get a flat.
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