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crystal polystyrene

Hello, Does anyone know whether GPPS(produced by bulk polymerization)is a newtonian fluid or not? Till now ,I've though...
2 comments posted 21yrs
posted by padideh
2 comments posted 21yrs posted by padideh

vacuum forming mold/tooling techniques

How do you normally decide on positive vs. negative molds? If you are making a tray with several .75" deep cavities mea...
8 comments posted 21yrs
posted by flxcpy
8 comments posted 21yrs posted by flxcpy

thermal polymerization of AA

Could anybody tell me how to do thermal polymerization AA (acrylic acid). The initiator, other additives (preferably bi...
15 comments posted 21yrs
posted by ssuhag
15 comments posted 21yrs posted by ssuhag

question on surfactants in PVA

I'm using Elvanol 85-82 dissolved 10-20% in distilled water with 10% 91%I Isopropyl alchohol and about 2-3% glycerin wi...
5 comments posted 21yrs
posted by docmaas-nospam
5 comments posted 21yrs posted by docmaas-nospam

Center of diffusion

Hi, could somebody explain me in clear words or give me some references (internet, papers or books) or application exam...
3 comments posted 21yrs
posted by horacio
3 comments posted 21yrs posted by horacio

Job Opening in UV Formulation/Technical Marketing

Bomar Specialties Co. has an immediate opening for a Technical Field Marketing Development Specialist. Bomar is a speci...
0 comments posted 21yrs
posted by davidxzopf
0 comments posted 21yrs posted by davidxzopf

Nano Material Processing Breakthrough

NANO-ELEMENTS, LLC Announces Breakthrough Method for Economical Production of Nano-Particles. Our new technology delive...
0 comments posted 21yrs
posted by nanoelements
0 comments posted 21yrs posted by nanoelements

reclaimed super absorbent polymer

Dear sir My company is trader to be engaged in the hygiene raw material, having many customers in china, We imported be...
0 comments posted 21yrs
posted by hjhzhuhong
0 comments posted 21yrs posted by hjhzhuhong

Plastics food contact approval form for EU

Wonder what a plastics manufacturer's form would look like. I'm familiar with FDA and trying to familiarize myself with...
2 comments posted 21yrs
posted by frankDOTlogullo
2 comments posted 21yrs posted by frankDOTlogullo

PS + ABS

Hi all, I recycle polystyrene wastes. Sometimes there is up to 15 % of ABS in the inbound stream, which cause problems...
4 comments posted 21yrs
posted by bazile
4 comments posted 21yrs posted by bazile

Problems with Polyacrylamide Production

I'm producing LPA (linear Polyacrylamide) for in-house gel production. I'm having problems controlling the viscosity of...
7 comments posted 21yrs
posted by Donaldpherman
7 comments posted 21yrs posted by Donaldpherman

PEG-400 data

Hi, I am studying the PEG-400 in water solution at different concentrations in terms of adsorption characteristics at d...
2 comments posted 21yrs
posted by nawal.derkaoui
2 comments posted 21yrs posted by nawal.derkaoui

how to apply adhesion promoter

I want to know how to apply the adhesion promoter. I would be using (3-Aminopropyl)trimethoxysilane) as adhesion promot...
2 comments posted 21yrs
posted by ssuhag
2 comments posted 21yrs posted by ssuhag

Fresnel diy

Is it possible to make fresnel lenses at home? I am thinking of some kind of some kind of hard, transparent photopolyme...
8 comments posted 21yrs
posted by SuperBLUE
8 comments posted 21yrs posted by SuperBLUE