⚗ Polymers Forum

equivalent of water when reacting isocyanates

When you are polymerizing a urethane prepolymer, and there is solvent used in the cook plus a significant amount of wat...

3 comments posted 20yrs

posted by pmhennessey

3 comments posted 20yrs posted by pmhennessey

soy oil

please tell me the method for the curing of soy oil...

5 comments posted 20yrs

posted by anshu.dev22

5 comments posted 20yrs posted by anshu.dev22

Chlorine resistance of various polymers?

We use a variety of polymer components in manufacture of our lighting fixtures, mainly polycarbonate and PMMA but also...

3 comments posted 20yrs

posted by JB

3 comments posted 20yrs posted by JB

Orientations in PET films

I need to find out weather a PET film contains orientations or not. Which methods could be used to measure the orientat...

4 comments posted 20yrs

posted by haager

4 comments posted 20yrs posted by haager

NIH is providing funding for the clinical development of Dendrimer based nanotechnology product

Starpharma Holdings Limited signed an agreement with the National Institute of Allergy and Infectious Diseases (NIAID),...

0 comments posted 20yrs

posted by soppimath

0 comments posted 20yrs posted by soppimath

PET data

Hi, Does anyone know any web site where I can find the DTA and the TGA graphs for PET thermoplastic? Regards, Edward

6 comments posted 20yrs

posted by helpgreenlanka

6 comments posted 20yrs posted by helpgreenlanka

Drying of Alkyd

I have been working on a long oil alkyd for the past few months. The problem i am facing is that when i replaced a two...

0 comments posted 20yrs

posted by abhijit.baruah.1

0 comments posted 20yrs posted by abhijit.baruah.1

Removing foam mounting tape

This is the double-sided black foam tape used to attach light trim to automobile exterors, like acrylic shades. The ins...

4 comments posted 20yrs

posted by cprstn54

4 comments posted 20yrs posted by cprstn54

Photograph encapsulation

I am searching for ideas on how to mount a photograph between two pieces of clear acrylic sheet, permanently and with "...

7 comments posted 20yrs

posted by peter1810

7 comments posted 20yrs posted by peter1810

Re: Resistance of epoxies to ozone

> > Dear all, > > We've got a wide range of 2-component epoxy coatings and I was recently > asked which one is best sui...

1 comments posted 20yrs

posted by UncleAl0

1 comments posted 20yrs posted by UncleAl0

Mould venting for Cyrolite G20

The Cyro Industries website recommends vents of between 0.0015" and 0.0020" for injection moulding of Cyrolite G20. Can...

0 comments posted 20yrs

posted by kingsoflympne

0 comments posted 20yrs posted by kingsoflympne

Extruded vs. Cell cast Acrylic How to test for difference?

Is it possible to test for what type the PMMA is non destructively? Thanks, John

6 comments posted 20yrs

posted by nospam

6 comments posted 20yrs posted by nospam

Interview With Prof. Amiji of Northeastern University on nanomedicine and applications of polymers

Dr. Amiji say about drug targeting nanosystems "Most investigators do not concern themselves with what will happen to t...

1 comments posted 20yrs

posted by soppimath

1 comments posted 20yrs posted by soppimath

where to guy branched polycarbonate and PMMA?

I need some branched polycarbonate and PMMA for experiment. Can anyone recommend a vendor for those polymers? Thank you!

1 comments posted 20yrs

posted by chengx

1 comments posted 20yrs posted by chengx

Looking for a job

Hi I am looking for a job in metallrugy or materials science. I am very good at using all materials testing instruments...

0 comments posted 20yrs

posted by gorantlamk

0 comments posted 20yrs posted by gorantlamk