CA3035939C - Powders for laser sintering - Google Patents

Powders for laser sintering Download PDF

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Publication number
CA3035939C
CA3035939C CA3035939A CA3035939A CA3035939C CA 3035939 C CA3035939 C CA 3035939C CA 3035939 A CA3035939 A CA 3035939A CA 3035939 A CA3035939 A CA 3035939A CA 3035939 C CA3035939 C CA 3035939C
Authority
CA
Canada
Prior art keywords
crystalline polyester
silica
particle
infused
polyester resin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA3035939A
Other languages
English (en)
French (fr)
Other versions
CA3035939A1 (en
Inventor
Valerie Farrugia
Edward G. Zwartz
Sandra J. Gardner
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of CA3035939A1 publication Critical patent/CA3035939A1/en
Application granted granted Critical
Publication of CA3035939C publication Critical patent/CA3035939C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
    • C08G63/52—Polycarboxylic acids or polyhydroxy compounds in which at least one of the two components contains aliphatic unsaturation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • C08K3/36—Silica
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B33—ADDITIVE MANUFACTURING TECHNOLOGY
    • B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
    • B33Y70/00—Materials specially adapted for additive manufacturing
    • B33Y70/10—Composites of different types of material, e.g. mixtures of ceramics and polymers or mixtures of metals and biomaterials
    • 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 or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • 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 or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/12—Powdering or granulating
    • C08J3/14—Powdering or granulating by precipitation from solutions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • C08L67/06—Unsaturated polyesters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2140/00—Compositions for moulding powders
    • 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 or C08H
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/06—Unsaturated polyesters
    • 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 or C08H
    • C08J2429/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal, or ketal radical; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
    • C08J2429/02—Homopolymers or copolymers of unsaturated alcohols
    • C08J2429/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Civil Engineering (AREA)
  • Composite Materials (AREA)
  • Structural Engineering (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
CA3035939A 2018-03-07 2019-03-05 Powders for laser sintering Active CA3035939C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/914184 2018-03-07
US15/914,184 US10577458B2 (en) 2018-03-07 2018-03-07 Powders for laser sintering

Publications (2)

Publication Number Publication Date
CA3035939A1 CA3035939A1 (en) 2019-09-07
CA3035939C true CA3035939C (en) 2021-05-25

Family

ID=65686768

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3035939A Active CA3035939C (en) 2018-03-07 2019-03-05 Powders for laser sintering

Country Status (7)

Country Link
US (1) US10577458B2 (enExample)
EP (1) EP3536741B1 (enExample)
JP (1) JP7145099B2 (enExample)
KR (1) KR102448841B1 (enExample)
CN (1) CN110240785A (enExample)
CA (1) CA3035939C (enExample)
MX (1) MX2019002680A (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10703859B2 (en) * 2018-05-17 2020-07-07 Xerox Corporation Compositions comprising unsaturated crystalline polyester for 3D printing
CN114270120B (zh) 2019-08-28 2023-08-18 普和希株式会社 保冷箱
US11458677B2 (en) * 2019-12-26 2022-10-04 Industrial Technology Research Institute Selective laser sintering composition and selective laser sintering 3D printing method employing the same
US11731349B2 (en) * 2020-10-15 2023-08-22 Xerox Corporation Thermoplastic particulates comprising a carboxylic acid-based sintering aid and additive manufacturing therewith
US12043755B2 (en) * 2020-11-25 2024-07-23 Xerox Corporation Compositions, methods, and articles relating to in-situ crosslinking of polyamides during additive manufacturing
WO2022245722A1 (en) * 2021-05-17 2022-11-24 Jabil Inc. Polyketone powder for laser sintering

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005128176A (ja) * 2003-10-22 2005-05-19 Fuji Photo Film Co Ltd トナーの製造方法
JP4821084B2 (ja) * 2003-10-22 2011-11-24 パナソニック株式会社 ターボファン及びターボファンの製造方法
DE102005054723A1 (de) 2005-11-17 2007-05-24 Degussa Gmbh Verwendung von Polyesterpulver in einem formgebenden Verfahren und Formkörper, hergestellt aus diesem Polyesterpulver
US9611355B2 (en) 2008-03-14 2017-04-04 3D Systems, Inc. Powder compositions and methods of manufacturing articles therefrom
EP3378886B1 (en) 2008-12-22 2024-09-04 3D Systems, Incorporated Polyester powder compositions, methods and articles
DE102011079812A1 (de) 2011-07-26 2013-01-31 Evonik Röhm Gmbh Polymerpulver zur Herstellung dreidimensionaler Objekte
CN102417786B (zh) 2011-09-30 2013-06-19 杭州市萧山区党山新世纪装饰卫浴研发中心 纳米改性人造石材表面复合功能涂层材料
JP5436590B2 (ja) 2012-02-01 2014-03-05 キヤノン株式会社 磁性トナー
JP5983661B2 (ja) 2014-02-28 2016-09-06 コニカミノルタ株式会社 画像形成方法
JP6094525B2 (ja) 2014-04-30 2017-03-15 コニカミノルタ株式会社 画像形成方法
CA2967949C (en) * 2014-11-18 2023-04-04 The University Of Akron Well-defined degradable poly(propylene fumarate) polymers and scalable methods for the synthesis thereof
EP3315553B1 (en) * 2015-06-29 2020-09-30 Toray Industries, Inc. Polyester resin powder mixture
CN106589860B (zh) * 2015-10-13 2018-10-16 中国石油化工股份有限公司 用于选择性激光烧结的聚乳酸树脂粉末及其制备方法和应用
US9908977B2 (en) 2016-04-13 2018-03-06 Xerox Corporation Styrenic-based polymer coated silver nanoparticle-sulfonated polyester composite powders and methods of making the same
US10113059B2 (en) 2016-07-06 2018-10-30 Xerox Corporation Anti-bacterial metallo ionomer polymer nanocomposite powders and methods of making the same
CN106905672B (zh) 2017-03-30 2021-07-02 湖南华曙高科技有限责任公司 一种用于选择性激光烧结的pbt粉末材料及其制备方法

Also Published As

Publication number Publication date
CN110240785A (zh) 2019-09-17
KR102448841B1 (ko) 2022-09-29
US20190276593A1 (en) 2019-09-12
MX2019002680A (es) 2019-09-09
JP7145099B2 (ja) 2022-09-30
EP3536741A1 (en) 2019-09-11
US10577458B2 (en) 2020-03-03
EP3536741B1 (en) 2022-12-21
CA3035939A1 (en) 2019-09-07
JP2019155915A (ja) 2019-09-19
KR20190109716A (ko) 2019-09-26

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