Latest threads in ⚗ Polymers Forumshow only best voted threads
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Colour change on PSVO ?
Due to small order quantity, I used colour pigment ( powder form ) on PS frame retardent grade base for the injection moulding process. A strange occurrence is that colour tone changes from light...
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12 years ago
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dialysis of polymer solution
Dear groups members Is there anyone who know dialysis process of polymer solution? If you give information or send web cite about this process, I will be happy. I want to prepare polymer solution to...
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13 years ago
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What polymer class would give light on red-orange when burnt?
What polymer class of compounds would give light on the red-orange spectrum when burnt? Would it yield a lot of sound from burning? How long woud it burn, particularly if it contains embedded a lot of...
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13 years ago
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resorcinol formaldehyde resin
Hi all, I try to imitate physical properties such as good adhesion of resorcinol formaldehyde resin to polyester textiles? Is there any resin that you know adhere like RF to polyester? It should be...
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13 years ago
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Simtech releases SimMold 2010
Simtech is pleased to announce the release of SimMold 2010 with several graphical and solver improvements. New and improved features. Graphical: - New PNG export capability to save images with...
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14 years ago
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scheiden van plastics soritng of plastic streams out of companies
Hi everyone, I have a dream to help recycle plastic where that is possible. These days I am working in the orthopedic shoemaking. I see all different kind of plastics and rubbers being thrown away....
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14 years ago
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Substrate problems
Hi all - I am trying to cure a polymer with a photosensitive crosslinker (benzophenone), which excited around 250-260 nm. The process seems to work on silicon wafers, but doesn't on glass. The problem...
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14 years ago
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A strange experience
I encounter this strange occurrence in the moulding shop. I use virgin PS ( VO garde) mix with dry colour pigment. under the same moulding condition the colour vary from light to yellow and back to...
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14 years ago
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International Journal of Electronics, Information and Systems (IJEIS) Call for Paper
The International Journal of Electronics, Information and Systems (IJEIS) publish original papers on all subjects relevant to electronics, computer science, communication network, and information...
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14 years ago
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What can it be ?
I noticed during the injection process on the 3nd stage of injection "packing". Some cracking sound like "nut cracking " coming out of the tooling ,I can not detect any fault when I examine the...
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14 years ago
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laminated glass tubes
Why not make samples and test them by breaking them at 200 bar and seeing what the result is? Any restriction on thickness (bullet -proof glass)? Any restriction on wire?
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14 years ago
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What polymers are environmental friendly alternatives for P.V.C?
In the name of Allah. Dear Sir/Madam. As you probablu you,vinyl products has a resistance to recycle in the world. What is environmental friendly alternatives for this vinyl products? I have a...
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14 years ago
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What do you know about optical brighteners agents?
In the name of Allah. Dear Sir/Madam. After researching around the net,I foun Optical brighteners and UV stabilizers great to make high white products.I use paste E-PVC.Have anybody good information...
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14 years ago
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Plastic Container solvent resistance ?
I am looking for some good plastic container to put in printing ink beside the metal can container. I know most plastic containers are made of PE or PP material but are there other better plastic...
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14 years ago
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Water carry from quench tank
I was recently in Italy where my company bought a new extrusion line from SIMA. We test ran the new line and I was amazed that there was no water carry out of the quench tank with this line. Absoluely...
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14 years ago
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