⚗ Polymers Forum

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Material Selection

Not an engineer or scientist just small business owner trying to make a part. Application: Oral fixture to clamp over t...
0 comments posted 19yrs
posted by randym
0 comments posted 19yrs posted by randym

Plastic torsion spring

Could anyone give me any links to images/sites/existing products that show how a lid can pop/spring open about a pivot...
2 comments posted 19yrs
posted by will_usher
2 comments posted 19yrs posted by will_usher

PQ-PMMA modeling.

Hello, I work in holography recording gratings in PMMA. To achieve a photosensitive material first I prepare the sample...
2 comments posted 19yrs
posted by juan.manuel.russo
2 comments posted 19yrs posted by juan.manuel.russo

PVA

Can anyone tell me what is added to childrens type washable PVA glue to make it water resistant.after it has dried. Plea...
3 comments posted 19yrs
posted by dave.pittam
3 comments posted 19yrs posted by dave.pittam

Teflon AF

Is Teflon AF film available anywhere as an off-the-shelf product?
4 comments posted 19yrs
posted by endlr
4 comments posted 19yrs posted by endlr

"Fantastic plastic"

I just got hold of some of this, it softens in boiling water but is very hard and rigid when cold, like nylon - it's us...
0 comments posted 19yrs
posted by zenadsl6186
0 comments posted 19yrs posted by zenadsl6186

Big globe in perspex?

Does anyone know where I can get an eight or ten foot diameter hollow perspex globe? $10k's available, but not $100k's ....
6 comments posted 19yrs
posted by zenadsl6186
6 comments posted 19yrs posted by zenadsl6186

HTPB

What is the normal industrial process for making HTPB ( hydroxy terminated polybutadiene)? ie is it emulsion, solution...
4 comments posted 19yrs
posted by tfmann
4 comments posted 19yrs posted by tfmann

Polymer manufacturers in USA - add yourself

Here an open list of polymer manufacturers. It is based on wiki tech - so you add an additional onformation there http:/...
2 comments posted 19yrs
posted by sasha_l
2 comments posted 19yrs posted by sasha_l

fatty acid emulsifiers for ABS

I'm using two different type of emulsifiers for my ABS polymerization process. One emulsifier is based on palm oil fatt...
3 comments posted 19yrs
posted by KHARIHARAN24
3 comments posted 19yrs posted by KHARIHARAN24

Polymer Testing Lab in UK

Best prices with UKAS accreditation in Europe. Accelerated Weathering Laboratory (AWL) Ltd Berkeley House BSS South Mars...
0 comments posted 19yrs
posted by josh.hazel
0 comments posted 19yrs posted by josh.hazel

Do Phenolic Polymers Craze

Hi there, I'm desperately trying to figure out which micromechanisms of failure occur in phenolic polymers. Do the exhib...
0 comments posted 19yrs
posted by gimpemon
0 comments posted 19yrs posted by gimpemon

Beyer_Microcellular foam of PE

Hallo... I am interested to produce a microcellular foam with PE by extrusion (not injection moulding), but the first t...
2 comments posted 19yrs
posted by guenter_beyer
2 comments posted 19yrs posted by guenter_beyer