Fred
Which of the ingredients listed are likely to evaporate? Or maybe it's
more important which ones don't evaporate.
On 7/11/2012 11:58 AM, Fred or Judy Rash wrote:
>
> I'm still using from and old bottle of STP's Sun-of-a-Gun.
>
> After over 30 years as an industrial chemist, the ingredients don't
> look very frightening to me. These vinyl and tire cleaners and
> protectants are consumer products and expose a lot of customers and
> therefore considerable thought goes into their formulation.
>
> Claim 4 is unclear and meaningless to me.
>
> Claim 5 using dimethyl ether applies to aerosol containers since
> dimethyl ether boils below room temperature like propane and is a good
> aerosol propellant and fuel. It could be a fire hazard. I did not read
> nearly all of this patent. Most of the solvents seemed to be the safer
> ones.
>
> Note that Son-of-a-Gun appears in a comparative example or two.
>
> What you definitely do want is the silicone for lubrication and the UV
> stabilizer and/or antioxidants. You probably do not want to eat these.
> Some are hindered phenols. One hindered phenol antioxidant that you
> depend on is Vitamin E. I doubt that Vitamin E inspired the hindered
> phenol industrial antioxidants, but don't know the history.
>
> I don't prefer green soap/glycerine rubber lube. If it sits around for
> long periods after opening, the microorganisms recognize glycerine as
> food like we do. Soon the old "natural" lube stinks. Try the good
> synthetic stuff! (WIDE GRIN)
>
> Fred Rash
>
> On 7/11/2012 11:17 AM, William Gowen wrote:
>>
>> It sounds like there's some bad stuff in there.
>>
>> On 7/11/2012 10:56 AM, John Kagan wrote:
>>>
>>> Interesting info:
>>>
>>> http://osdir.com/patents/Cleaning-compositions/Liquid-protectant-composition-06933268.html
>>>
>>
>>
>
>
>
Received on Thu Jul 12 2012 - 09:52:06 CEST