Originally Posted by
zandoval
I think is has to do with "toluene". The newer vulcanizing cement often does not even smell the same as it used to. Ha... Ask any Huffer. Other solvents and adhesives that use aromatic solvents for their bond are suffering too. Note that Testors styrene model cement and even plumbing PVC Cement is nothing like it was 8 years ago.
I think this is right. the stuff that comes in patch kits now is so de-natured / watered down that it won't vulcanize the tube.
What you can do is go on ebay and buy tire patch solvent FROM CHINA, wait 3 weeks, and then what you are getting is the "good old stuff"
guaranteed knock a buzzard off a S**T wagon at 50 meters.
/markp