Nothing Special   »   [go: up one dir, main page]

Ghita et al., 2014 - Google Patents

Physico-chemical behaviour of poly (ether ketone)(PEK) in high temperature laser sintering (HT-LS)

Ghita et al., 2014

View PDF
Document ID
778091297092952713
Author
Ghita O
James E
Trimble R
Evans K
Publication year
Publication venue
Journal of Materials Processing Technology

External Links

Snippet

Laser sintering (LS) of polymers has high potential for growth as a manufacturing technique into a wide range of applications provided the range of engineering polymers available for LS expands and machines and LS process conditions are optimised for such materials. This …
Continue reading at ore.exeter.ac.uk (PDF) (other versions)

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/0051—Rapid manufacturing and prototyping of 3D objects by additive depositing, agglomerating or laminating of plastics material, e.g. by stereolithography or selective laser sintering
    • B29C67/0074—Rapid manufacturing and prototyping of 3D objects by additive depositing, agglomerating or laminating of plastics material, e.g. by stereolithography or selective laser sintering using only solid materials, e.g. laminating sheet material precut to local cross sections of the 3D object
    • B29C67/0077—Rapid manufacturing and prototyping of 3D objects by additive depositing, agglomerating or laminating of plastics material, e.g. by stereolithography or selective laser sintering using only solid materials, e.g. laminating sheet material precut to local cross sections of the 3D object using layers of powder being selectively joined, e.g. by selective laser sintering or melting
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/24—Crosslinking, e.g. vulcanising, of macromolecules
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06—Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C47/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C47/0004—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking, vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking, vulcanising during moulding, e.g. in a mould

Similar Documents

Publication Publication Date Title
Ghita et al. Physico-chemical behaviour of poly (ether ketone)(PEK) in high temperature laser sintering (HT-LS)
US10556379B2 (en) Method for processing PAEK and articles manufactured from the same
Goodridge et al. Powder bed fusion of polymers
Dadbakhsh et al. Effect of PA12 powder reuse on coalescence behaviour and microstructure of SLS parts
Benedetti et al. Shrinkage behaviour of semi-crystalline polymers in laser sintering: PEKK and PA12
Berretta et al. Processability of PEEK, a new polymer for high temperature laser sintering (HT-LS)
Craft et al. Impact of extended sintering times on mechanical properties in PA-12 parts produced by powderbed fusion processes
Chen et al. Investigation into the processability, recyclability and crystalline structure of selective laser sintered Polyamide 6 in comparison with Polyamide 12
JP5172941B2 (en) Method for producing PAEK powder used in method for producing layered three-dimensional object, and method for producing layered three-dimensional object
Li et al. Bonding quality and fracture analysis of polyamide 12 parts fabricated by fused deposition modeling
US10166727B2 (en) Polymeric materials
Zhu et al. Investigation into mechanical and microstructural properties of polypropylene manufactured by selective laser sintering in comparison with injection molding counterparts
Ghita et al. High Temperature Laser Sintering (HT-LS): An investigation into mechanical properties and shrinkage characteristics of Poly (Ether Ketone)(PEK) structures
Caulfield et al. Dependence of mechanical properties of polyamide components on build parameters in the SLS process
Zhu et al. Study on the selective laser sintering of a low-isotacticity polypropylene powder
Wang et al. Glass bead filled polyetherketone (PEK) composite by high temperature laser sintering (HT-LS)
US20210069989A1 (en) Method for SLS of PEKK and Articles Manufactured from the Same
Van den Eynde et al. Effect of thermal treatments on the laser sinterability of cryogenically milled polybutene-1
Yang et al. A process control and interlayer heating approach to reuse polyamide 12 powders and create parts with improved mechanical properties in selective laser sintering
Jeyachandran et al. Material extrusion additive manufacturing of bioactive glass/high density polyethylene composites
Sanders et al. Re-use of polyamide-12 in powder bed fusion and its effect on process-relevant powder characteristics and final part properties
Yi et al. Novel backbone modified polyetheretherketone (PEEK) grades for powder bed fusion with enhanced elongation at break
Gadelmoula et al. Effects of Fabrication Parameters on the Properties of Parts Manufactured with Selective Laser Sintering: Application on Cement‐Filled PA12
Papazoglou et al. The influence of Volumetric Energy Density on the mechanical behavior of PA12 parts produced by Powder Bed Fusion: An experimental and numerical study
Yamauchi et al. Penetration depth optimization for proper interlayer adhesion using near-infrared laser in a low-temperature process of PBF-LB/P