Latest threads in ⚗ Polymers Forumshow only best voted threads

Subject Author Posted Replies
 
PVC Plastic Film Glue
Can I use 30% ethyl acetate & 70% MEK to make glue for PVC Plastic film?
1 year ago
 
Yellowing in vinyl acrylic latex
We are having problems with a vinyl acrylic latex for White coating, it has a lot of yellowing in can. What are the probable reasons for that yellowness? How can I improve that condition modifying the...
2 years ago
 
Dissolution of Higher MW PEO (4million, 5million and 8million)
Hi everyone ; Hope you are fine. I am preparing different concentrations(0.1%,0.5%1%,3%) of above cited PEOs in distilled water, but i am always getting higher viscosity than the recommended values....
2 years ago
 
Reinforced Thermoplastic Pipe Market 2018 Global Analysis with Top Key Players- Technip, Cosmoplast, Polyflow, PES.TEC, Aerosun
The report Reinforced Thermoplastic Pipe Market by Key players highlights t he essential market dynamics of Reinforced Thermoplastic Pipe Market sector . The efficiency of this segment has been...
3 years ago
 
Blending PP with PE
Hi. I want to blend PP with PE to format a mix that can be extruded. Since these are not miscible, what can I add as a modifier to make them miscible Hi. I want to blend PP with PE to format a mix...
2
3 years ago 2
 
What type of cleaning agent(s) can embrittle PEBAX after contact?
We acquired a catheter component from a vendor that keeps breaking during use. Vendor states the root cause is a cleaning agent that is used to clean the inside of the tube that leaks onto the PEBAX...
2
3 years ago 2
 
about extruder single screw design
can someone explain please the major difference between a screw which is designed for *PP* but it is not working on *HDPE*. share best design for HDPE material Thanks From irfan can someone explain...
1
4 years ago 1
 
Universal pe,pp zipper profile
We are manufacturers of Pe zipper profiles. Recently we are receiving enquiries about developing a universal zipper profile that can be used on both PE AND PP films. One of our competitors has already...
4 years ago
 
Please Help... Polishing Polyethylene
I know it sounds weird. I've got a polythene bodied RC car. I use elbow grease and plain white toothpaste. No, really, give it a go once you're down to the fine scratch stage. I recommend buffing...
1
5 years ago 1
 
Starlite flameproof plastic?
Try this website I found, you don't have to read all of it but just scan it for key points and make sure to read the last paragraph Here's the link: What happened to `starlite', a material with...
1
5 years ago 1
 
Fish scale pattern on catheter
Hi all, I am having issues when reflowing a catheter using a 40D resin pebax segment. It is presenting a fish scale effect defect, these are little flashes in a regular pattern. Materials are PTFE...
5 years ago
 
PMMA and Silicon oil
can any one please suggest PMMA and silicon oil common solvents benzene i know but i want other than benzene please suggest..
5 years ago
 
How would you identify a polymer that coated ones entire body and hair?
This polymer becomes adhesive when barely warmed. It has also been ingested and how, over time would it have been applied to cover the entire body? Lastly, where would one go to find someone to...
6 years ago
 
How to increase mfi of a filler master batch
I would like to know how to increase mfi of a filler master batch compound Base resin Lldpe One option is to increase the percentage of base resin LDPE and reduce the amount of filler in the master...
1
6 years ago 1
 
Help for extrusion flow problem
Hello Im new into extrusion and need some help Om extruding pe with a self made extruder i have lots of hdpe and few ldpe my need is a soft flexible end product is there a way to make hdpe as soft and...
6 years ago