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   sci.chem      Chemistry and related sciences      55,615 messages   

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   Message 53,963 of 55,615   
   Bob Eager to MrCheerful   
   Re: Polycarbonate glue?   
   04 Dec 16 11:31:57   
   
   XPost: uk.d-i-y   
   From: news0006@eager.cx   
      
   On Sun, 04 Dec 2016 11:07:07 +0000, MrCheerful wrote:   
      
   > On 04/12/2016 10:22, Capitol wrote:   
   >> Martin Brown wrote:   
   >>> Food processor plastic bowl seems to be polycarbonate and took a   
   >>> sufficiently hard thump on the hard kitchen floor to put a vertical   
   >>> 4cm crack in the outer case near to the handle. It will doubtless get   
   >>> worse if not repaired. Any suggestions for a suitable thin glue for   
   >>> polycarbonate that will wick into the crack and prevent it from   
   >>> running.   
   >>>   
   >>> Would it make sense to drill into the end of the crack for stress   
   >>> relief or be more likely to make it worse?   
   >>>   
   >>> Ideal glue would be food safe (so epoxy which might work isn't ideal).   
   >>>   
   >>> ISTR that petrol or ether might be good solvents for polycarbonate but   
   >>> I have a feeling they make it go brittle too which would be no use in   
   >>> a food processor where the mechanical strength is important.   
   >>>   
   >>> Any suggestions for the best glue to use here?   
   >>>   
   >>>   
   >>     For fine cracks I always use superglue which has very good wixking   
   >> properties. I find it will also fill slightly wider cracks with a few   
   >> more coats. Easy to clean up with a scalpel.   
   >   
   > and contains cyanide.   
      
   And is not toxic, excelt perhaps when inhaled while applying it.   
      
      
      
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