drying and crystallization of pet to 50 ppm - kreyenborg

China PLA Polymer S2

S2-02 has been processed by drying crystallization at our factory Highest heat stability of the resin is 110C and the moisture content is less than 200 ppm The resin is stored in Aluminum foil bag protected by box or bag as the outer packaging and can be used directly It is more favorable if resin user can re-dry the resin with proper drying equipment and lower the moisture content to

Crystallization and drying

13/11/2015Crystallization and drying 1 CRYSTALLIZATION AND DRYING Subin E K B130289BT 2 Drying Drying is commonly the last stage in a manufacture process Drying is the final removal of water from material (usually by heat) Non –thermal drying 1-As Squeezing wetted sponge 2-Adsorption by desiccant 3-Extraction 3 Purpose of drying 1-To avoid or eliminate moisture which may lead to

ALUMINUM CONTAINING POLYESTER POLYMERS HAVING

A polyester polymer composition containing polyester polymers such as polymers having repeating ethylene terephthalate units aluminum atoms in an amount of at least 3 ppm based on the weight of the polymer the polyester polymers having an It V of at least 0 72 dL/g obtained through a melt phase polymerization and a residual acetaldehyde level of 10 ppm or less

HEATING DRYING CRYSTALLIZING COATING

KREYENBORG is a leading provider of solutions in the field of bulk material handling for over 60 years We specialize in innovative ideas for drying crystallizing coating mixing storage conveying and dosing of demanding bulk materials in the plastics food and chemical industries with the aim of ensuring a safe and efficient material

Crystalline vs Amorphous PET : Plastics Technology

There are a couple of methods used for the crystallization/drying process See PET Desiccant Wheel Energy-Saver Dryer and Infrared Crystallizers/Dryers Biaxially oriented bottle scrap regardless of color is crystalline and should be further crystallized prior to drying – for safety sake Blow Molded PET Blow molders producing a minimal amount of scrap often blend the amorphous scrap with

Process Engineering Laboratory II Crystallization

Drying of the crystals Cleaning the equipment 5 after practicum Measurement with Coulter Multisizer Writing of report Process Engineering Laboratory II Spring 2018 Figure 1: Solubility diagram and typical de-supersaturation pro le of an unseeded crystallization Theoretical background Crystallization is the process of forming a crystalline material from a liquid gas or amorphous solid The

ALUMINUM CONTAINING POLYESTER POLYMERS HAVING

A polyester polymer composition containing polyester polymers such as polymers having repeating ethylene terephthalate units aluminum atoms in an amount of at least 3 ppm based on the weight of the polymer the polyester polymers having an It V of at least 0 72 dL/g obtained through a melt phase polymerization and a residual acetaldehyde level of 10 ppm or less

High molecular weight polyester polymers with reduced

Smaller particles of antimony metal and antimony phosphate can nucleate crystallization and cause crystalline haze In addition when water is present due to incomplete drying of the PET and/or additives moisture sensitive haze can result Unlike conventional antimony catalyst that is used at about 250 ppm titanium catalyst of the present

Crystalline vs Amorphous PET : Plastics Technology

There are a couple of methods used for the crystallization/drying process See PET Desiccant Wheel Energy-Saver Dryer and Infrared Crystallizers/Dryers Biaxially oriented bottle scrap regardless of color is crystalline and should be further crystallized prior to drying – for safety sake Blow Molded PET Blow molders producing a minimal amount of scrap often blend the amorphous scrap with

SUPER

Drying Up to 50 ppm Crystallization and drying in a single process High Energy Efficiency High efficiency through direct heat in-put First-in / First-out Rotary drum with internal helix guaran-tees a defined flow of materials Small Footprint Horizontal system layout does not re-quire high plant ceilings No Vacuum No maintenance-intensive

ANTEC 2001 Roundup

01/07/2001Free Online Library: ANTEC 2001 Roundup (Terence J Browitt named president of the Society of Plastics Engineers Brief Article) by Plastics Engineering Business Chemicals plastics and rubber Chemistry Associations Plastic products Plastics industry Professional associations Officials and employees Trade and professional associations Trade associations

PET system:PET Resin Dryer

Our experimentation that PET resin of 0 76[n] [n] value increase 0 01 pitch as moisture retained in the melted PET resin increases 16 ppm Drying PET resin is the reverse phenomenon of the moisture absorption process Absorbed moisture defuses to the center a pellet In order to get the reverse effect of this process a pellet which has absorbed moisture shall be exposed to extremely dry

Drying and Crystallization of PET to 150 ppm

Drying and Crystallization of PET to 150 ppm The challenge Processing of PET material with initial moistures of up to 13 000 ppm (PET bottle flakes) or 6 000 ppm (PET sheet flakes) for processing on single-screw extruders or twin-screw extruders with vacuum degassing The goal Achieve moisture content of 150 ppm Prevent sticking and clumping of the material in the extruder intake and

PET Drying : Plastics Technology

For instance with PET processing it is generally assumed that if there is 4-6 hours in the drying hopper at 325-350 F the moisture will be reduced to less than 50 ppm Husky machines rely on the heat from drying to process the material to achieve the cycle times

ANTEC 2001 Roundup

01/07/2001Free Online Library: ANTEC 2001 Roundup (Terence J Browitt named president of the Society of Plastics Engineers Brief Article) by Plastics Engineering Business Chemicals plastics and rubber Chemistry Associations Plastic products Plastics industry Professional associations Officials and employees Trade and professional associations Trade associations

Used Process Equipment Dealers Industrial Machinery

(3) 23 6 x 23 6 (605 mm x 605 mm) manholes/inspection doors max ribbon speen 9 rpm via gearbox by an 87 hp / 58 kw-500 volt/ 50 cycle 3 ph exp motor with adjustable packing glands included (1) mikropul filter type hp-12-4-bm (1) engelsmann discharge screw overall dimensions: 27'3 long x 9'4 width x 9'4 high (without filter) (84000 mm long x 2900 mm width x 2900 mm high) https

CE Certified PET crystallization and drying machine / PET

PET crystallization machine is suitable for the continuous crystallization of amorphous materials not yet knot Crystallization of PET raw materials or recycled materials crystallized into a direct dehumidification drying Crystallization of raw material can significantly reduce the expenditure of the purchase cost The system package Including heating equipment insulation barrel and

INFRARED DRYING – eFACTOR3

Drying and crystalizing of PET to 50 PPM Drying and crystalizing of PLA Drying and heating of PE pellets to remove volatiles Crystallization of masterbatch in small batches Trockner_IRD-01 KREYENBORG IRD Continuous heating crystallization drying and coating of different plastics and other bulk materials in minutes instead of hours The ideal solution for continuous thermal treatment

Infrared Rapid Dryer

For Crystallization and Drying of PET KREYENBORG Photo: Infrared Rapid Dryer IR 50/80-6 for small quantities 10-80 kg/h (C)2002 - KREYENBORG Ideas for your success ! Sizes technical datas Type IR 50/80-6 IR 90/180-36 IR 120/340-56 IR 120/340-98 IR 160/340-114 IR 160/520-152 IR 160/550-216 Drum dimensions [mm] ∅50 80 ∅90 180 ∅120 340 ∅120 340 ∅160 340 ∅160 520

POLYETHYLENE COMPOSITIONS METHODS OF MAKING

The invention provides a composition comprising a blend wherein said blend comprises a high molecular weight ethylene-based interpolymer and a low molecular weight ethylene-based interpolymer and the high molecular weight ethylene-based interpolymer is a heterogeneously branched linear or a homogeneously branched linear ethylene-based interpolymer and has a density from 0 922 g/cc to

PET Drying : Plastics Technology

For instance with PET processing it is generally assumed that if there is 4-6 hours in the drying hopper at 325-350 F the moisture will be reduced to less than 50 ppm Husky machines rely on the heat from drying to process the material to achieve the cycle times

INFRARED DRYING – eFACTOR3

Drying and crystalizing of PET to 50 PPM Drying and crystalizing of PLA Drying and heating of PE pellets to remove volatiles Crystallization of masterbatch in small batches Trockner_IRD-01 KREYENBORG IRD Continuous heating crystallization drying and coating of different plastics and other bulk materials in minutes instead of hours The ideal solution for continuous thermal treatment

03 / 2015 – PETplanet

[issue folder='PP201503'] TRADE SHOW PREVIEW 49 PETplanet insider Vol 16 No 03/15 West Hall Level 2 Booth:W5673 Capacity expansion and latest developments for recycling Erema North America Inc a subsidiary of Erema Engineering Recycling Maschinen und Anlagen Ges m b H has announced that it is to expand its facilities at Ipswich Mass from 1000m

Infrared Rotary Crystallizer/Dryer

15/05/2014Less Than 50 ppm Material is dried to less than 50 ppm in 1 hour - that's 4-5 times faster than conventional crystal- lizer systems Energy Savings Up to 45% Infrared lamps provide efficient crystallizing/drying in one hour drastically reducing energy costs compared to conventional systems Up to 300% Space Savings Due to drastic reduction of "in-process inventory and smaller equipment

Technical Data Modification of PET

melting temperature of PET and decreases the crystallization temperature and rate These shifts enhance orientation processing leading to faster elongation rates and higher elongations in films containers and fiber applications In several respects glycol modification using MPDiol glycol achieves advantages similar to acid modification with isophthalic acid Moreover since the molar

Indian Patents 278587:A POLYESTER POLYMER

A polyester polymer composition containing polyester polymers such as polymers having repeating ethylene terephthalate units aluminum atoms in an amount of at least 3 ppm based on the weight of the polymer the polyester polymers having an It V of at least 0 72 dL/g obtained through a melt phase polymerization and a residual acetaldehyde level of 10 ppm or less Also provided are polyester

03 / 2015 – PETplanet

[issue folder='PP201503'] TRADE SHOW PREVIEW 49 PETplanet insider Vol 16 No 03/15 West Hall Level 2 Booth:W5673 Capacity expansion and latest developments for recycling Erema North America Inc a subsidiary of Erema Engineering Recycling Maschinen und Anlagen Ges m b H has announced that it is to expand its facilities at Ipswich Mass from 1000m

SOMOS NEWS 1/12 ProTec Polymer Processing From the

1 SOMOS NEWS Efficient technologies in plastics processing 1/12 From the content Schoeller Plast Industries: Since 1 st of May ProTec Polymer Processing is a member of the Schoeller Plast Industries group of companies +++ Page 2 Focus on Technology: Expanded product range for the processing of PET post-condensation and decontamination +++ Page 6 Report: FWB is processing materials