⚗ Polymers Forum

Natural weathering of polymers

Hello, i'd like to know if industrials need "climatic data" (especially solar UV) for their own outdoor exposure weathe...

6 comments posted 20yrs

posted by tresso.alexis

6 comments posted 20yrs posted by tresso.alexis

polylactide

hi i am facing difficulty in synthasising PLA by ROP. i am getting very lettle amount of lactide from lactic acid

1 comments posted 20yrs

posted by vimalkumar.7

1 comments posted 20yrs posted by vimalkumar.7

Whats the uproar over the Bilderberg group about?

A bunch of rich pricks meet in a hotel and discuss things in secret oooooooo. DUDES! if a group of people wanted to hav...

7 comments posted 20yrs

posted by miiiiiiiiiiiiiiiichael

7 comments posted 20yrs posted by miiiiiiiiiiiiiiiichael

PROTECTIVE COATINGS Book by Clive H. Hare on Eaby!

Hi, I have just listed on ebay the text book 'PROTECTIVE COATINGS - Fundamentals of Chemistry & Composition' By Clive H...

0 comments posted 20yrs

posted by jason

0 comments posted 20yrs posted by jason

Plastic Material that will not fluoresce at a wave length of 500 nanometers

I have an application where our part requires no fluorescence at 480-530 nanmoeters under an array of LED lights. We cu...

3 comments posted 20yrs

posted by chrisvettese

3 comments posted 20yrs posted by chrisvettese

Pebax 7033

Hallo each, We are using Pebax 7033 to extrude into medical tubing. We have encountered some issues relating to the ext...

8 comments posted 20yrs

posted by kingsoflympne

8 comments posted 20yrs posted by kingsoflympne

What is the difference bwtween MWD from SEC(GPC) and PI from rotational rheometer

Hello, everyone I would like to know the difference between MWD(molecular weight distribution) from SEC(GPC) and PI(pol...

1 comments posted 20yrs

posted by dae

1 comments posted 20yrs posted by dae

Disproportionated rosin

i'm working in the production of polybutadiene. the emulsifier system that i'm using is based on disproportionated rosi...

2 comments posted 20yrs

posted by KHARIHARAN24

2 comments posted 20yrs posted by KHARIHARAN24

How can calculate isotacticity(I.I, mmmm%) of Polybutene-1(PB-1)?

Hello, everyone I am in charge of NMR operation. I would like to calculate istactic index of PB-1 samples which are bat...

0 comments posted 20yrs

posted by dae

0 comments posted 20yrs posted by dae

Question about rheological properties - die-swell

Hello! everyone I have some question about die-swell. We have two HDPE samples which were produced by different catalys...

3 comments posted 20yrs

posted by dae

3 comments posted 20yrs posted by dae

What is Fischer-Porter Bottle?

Hi everyone, Do you know "Fischer-Porter Bottle" ? Can you help me please... Thanks...

2 comments posted 20yrs

posted by semavural

2 comments posted 20yrs posted by semavural

emulsion PB

hi everybody I want to know more about effect of pressure on synthesis of polybutadiene in emulsion process. Actually I...

1 comments posted 20yrs

posted by yavarizadeh

1 comments posted 20yrs posted by yavarizadeh

Seeking a Ph.D. Student in the Field of Polymeric Materials

We are currently looking for a Ph.D. research assistant (RA) in the field of polymeric materials at the University of W...

1 comments posted 20yrs

posted by samsonzhang2000

1 comments posted 20yrs posted by samsonzhang2000

How to increase the high T performance of polyurethane

Hello, the mechanical properties of polyurethane composite decrease fast with increasing temperature. My question is how...

1 comments posted 20yrs

posted by mingzong

1 comments posted 20yrs posted by mingzong

Blocking of light, high absorption polymers?

Dear group. I am looking into the absorption properties of polymers. We want to shield an optical detector from direct...

1 comments posted 20yrs

posted by kasper_paasch

1 comments posted 20yrs posted by kasper_paasch