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Avient to feature its latest sustainable solutions of colorants and functional additives for dyes, chemicals, finishes, and spin-dyeing, at ITMA 2023
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– At this week’s annual Imprinted Sportswear Show (ISS), PolyOne will be launching the latest additions to its Wilflex™
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CLEVELAND – June 17, 2019 – PolyOne’s Specialty Inks group today launched Libra™ silicone ink, the latest offering within its new Zodiac™ br
https://www.avient.com/sites/default/files/2021-10/microbial-susceptibility-of-various-polymers-and-evaluation.pdf
Polym Eng Sci. 2021;1–8. wileyonlinelibrary.com/journal/pen 1
https://orcid.org/0000-0002-4114-1323
mailto:zach.zander@avient.com
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http://wileyonlinelibrary.com/journal/pen
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All samples were
tested in duplicate (n = 2); the bar graph represents the average,
and the open circles represent the log10-transformed raw data.
Sci. 2021, 1. https://doi.org/10.1002/pen.25815
8 ZANDER ET AL.
https://www.avient.com/sites/default/files/2024-10/Avient_CodeConduct_2024_final2.pdf
The DOA is available on The Loop, under
People & Departments, Sourcing.
Details are covered in the Global Privacy and
Data Protection Policy available on The Loop, under People &
Departments, Ethics & Corporate Policies.
A detailed summary of our contributions to each
is available in our Sustainability Report available on Avient.com/
sustainability.
https://www.avient.com/sites/default/files/2022-10/5_PolyOne GMP Certificate%5B97%5D.pdf
For and on behalf of BSI
Theuns Kotze, Managing Director – IMETA Assurance
Last Assessment Date: 2022/06/25
Latest issue Date: 2022/08/24
Expiry Date: 2023/08/17
BSI Group India Private Limited T: +91 11 2692 9000
(CIN U74899DL1999PTC101381 info.in@bsigroup.com
The Mira Corporate Suites bsigroup.com/en-IN
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Good Manufacturing Practices
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https://www.avient.com/sites/default/files/2020-09/stat-tech-tri-fold-processing-guide.pdf
Base Resin PC PC/PSU PES PEI PP ABS PEEK PA
Barrel Temperatures* °F (°C)
Rear Zone
530–560
(277–293)
550–575
(288–302)
660–700
(349–371)
675–725
(357–385)
390–420
(199–216)
425–460
(219–238)
680–730
(360–388)
430–500
(221–260)
Center Zone
515–560
(269–288)
540–565
(282–296)
650–690
(343–366)
655–710
(352–377)
380–405
(193–207)
415–450
(213–232)
670–710
(354–377)
420–490
(216–254)
Front Zone
510–525
(266–274)
530–555
(277–291)
640–680
(338–360)
655–700
(346–371)
370–395
(188–202)
405–440
(207–227)
650–690
(343–366)
410–480
(210–249)
Nozzle
520–535
(271–280)
540–565
(282–296)
650–690
(343–366)
665–710
(352–377)
380–400
(193–204)
415–450
(213–232)
660–700
(349–371)
420–490
(216–254)
Melt
Temperature
525–560
(274–293)
530–580
(277–304)
650–700
(343–371)
660–730
(349–388)
375–395
(191–202)
410–460
(210–238)
650–730
(343–388)
420–500
(216–260)
Mold
Temperature
175–250
(80–121)
160–220
(71–104)
280–350
(138–177)
275–350
(135–177)
100–135
(38–57)
150–180
(66–82)
300–425
(149–219)
160–230
(71–110)
Pack & Hold
Pressure
50%–75%
of Injection Pressure
Injection
Velocity
in/s
0.5–2.0
Back Pressure
psi
50
Screw Speed
rpm
40–70 40–70 40–70 40–70 40–70 40–70 40–70 40–70**
Drying
Parameters
°F (°C)
6 hrs @ 250
(121)
4 hrs @ 250
(121)
4 hrs @ 275
(135)
4 hrs @ 250
(121)
3 hrs @ 300
(150)
2 hrs @ 200
(93)
3 hrs @ 275
(135)
4 hrs @ 180
(82)
Cushion
in
0.125–0.250
Screw
Compression
Ratio
2.0:1–2.5:1 2.0:1–2.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1 2.5:1–3.5:1
Nozzle
Type
General
Purpose
General
Purpose
General
Purpose
General
Purpose
General
Purpose
General
Purpose
General
Purpose
Reverse
Taper
Clamp
Pressure
5–6 Tons/in2
* A reverse temperature profile is important to obtain optimum conductive properties.
https://www.avient.com/sites/default/files/2020-12/therma-tech-processing-guide.pdf
Injection Molding Parameters
Base Resin PPA PPS PA 6/6 PA 12
Barrel Temperatures °F (°C)*
Rear Zone 550–580(288–305)
550–580
(288–305)
440–490
(227–254)
440–480
(227–250)
Center Zone 560–600 (293–316)
560–615
(293–324)
470–510
(243–266)
460–510
(238–266)
Front Zone 580–620 (304–327)
590–630
(310–333)
490–540
(254–282)
480–520
(250–271)
Nozzle 575–615 (302 –324)
600–625
(316–330)
520–570
(271–300)
500–530
(260–277)
Melt Temperature °F (°C) 575–615(302–324)
600–625
(316–330)
520–570
(271–300)
500–530
(260–277)
Mold Temperature °F (°C) 250–300 (121–150)
250–300
(121–150)
150–200
(66–93)
150–200
(66–93)
Pack and Hold Pressure 50–80% of Injection Pressure
Injection Velocity 1.0–3.0 in/sec
Back Pressure 25–100 psi
Screw Speed 25–75 rpm
Drying Parameters °F (°C) 6 hours @ 175 (80) 6 hours @ 300 (150) 3 hours @ 180 (82) 3 hours @ 180 (82)
Cushion 0.125–0.250 in
Screw Compression Ratio 2.5:1–3.5:1 2.0:1–2.5:1 2.5:1–3.5:1 2.5:1–3.5:1
Nozzle Type General Purpose General Purpose Reverse Taper Reverse Taper
Clamp Pressure 4–5 tons/in2 of projected area of cavities and runner system
* Barrel temperatures should be elevated for compounds designed for electrical insulative properties.
https://www.avient.com/sites/default/files/2022-06/Nymax BIO Bio-based Polyamide Solutions Processing Guide.pdf
Parameters NM5600-8002 RS NM5600-8004 RS
Drying Temperature 100–120°C 100–130°C
Drying Time 4–6 hours 4–6 hours
Barrel Temperature °C °C
Rear Zone 250–270 260–270
Central Zone 260–280 270–290
Front Zone 270–295 290–305
Nozzle 290–300 290–300
Mold Temperature 80–100 80–100
Screw Speed Moderate Moderate
Back Pressure 3–10bar 3–10bar
Cushion stroke 5–10% of plasticizing stroke 5–10% plasticizing of stroke
Injection Speed Medium Medium
Injection Pressure Medium–high Medium–high
Holding Pressure 30–50% of injection pressure 20–40% of injection pressure
Screw Type General purpose General purpose
Screw L/D 20:1 20:1
Screw Compression Ratio 2.5:1 2.5:1
Non-return Check Valve Free flow check ring Free flow check ring
Nozzle Type Reverse taper Reverse taper
Barrel Capacity 30–80% of barrel should be used
Processing Guide 2
Start Up & Shut Down Recommendations
Purge Compound 1. 2–3 melt flow PP or purging compound.
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In millions, except per share data)
In millions, except per share data)
In millions, except per share data)