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Yes I do have Inks and pens, but I am more interested in a way to find what kind of micro-structural changes trigger the failure and at which point they happen. So it is not a surface tension test that I need but a material one to understand what changed inside the material, and how other...

Yes I know, but how can I test it, and furthermore if it is more wettable why then my adhesive joints fail? what changed in the material? Cheers Paolo

Hi I am trying to understand what kind of physical change in polypropylene are caused by Plasma treatment. I have to bond PP using adhesive (mostly CA) and using different settings I can get more than 48 or more than 60 Dyne/cm. With the highest setting the material has a shiny shadow and...

Thanks everybody, I did my presentation, and it went well. Cheers Paolo

Thanks, I think it will be a blend of PLA and PET then any other advice that crosses your mind? Cheers Paolo

HI, I checked Nylon 11, very interesting, but would I not have problems with fluids inside the bottles? Cheers Paolo

Thanks yes I must go down that route, I will check blends of PET and PLA I didn't know about Nylon 11, I will check Thanks

Hi all, I am a long time lurker,I found a lot of useful tips on this forum. I signed up since I need to tap your vast knowledge on a specific topic I need to find a good biopolymer to reduce the life-cycle carbon footprint of something very similar to Plastic Laboratory Bottles...