SG11201806152XA - Process for preparing polyamide powders by precipitation - Google Patents

Process for preparing polyamide powders by precipitation

Info

Publication number
SG11201806152XA
SG11201806152XA SG11201806152XA SG11201806152XA SG11201806152XA SG 11201806152X A SG11201806152X A SG 11201806152XA SG 11201806152X A SG11201806152X A SG 11201806152XA SG 11201806152X A SG11201806152X A SG 11201806152XA SG 11201806152X A SG11201806152X A SG 11201806152XA
Authority
SG
Singapore
Prior art keywords
polyamide powders
precipitation
preparing polyamide
powders
wow
Prior art date
Application number
SG11201806152XA
Inventor
Angela Ulzhoefer
Simon Gramlich
Rainer Ostermann
Achim Stammer
Dirk Simon
Ning Zhu
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of SG11201806152XA publication Critical patent/SG11201806152XA/en

Links

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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/04—Preparatory processes
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/14—Lactams
    • C08G69/16—Preparatory processes
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/46—Post-polymerisation treatment
    • 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
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • 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
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/07—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media from polymer solutions
    • 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
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such polymers
    • C08L77/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof
    • 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
    • C08J2377/00—Characterised by the use of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Derivatives of such polymers
    • C08J2377/02—Polyamides derived from omega-amino carboxylic acids or from lactams thereof

Abstract

BASFSE INV/WOW PF0000075918 SE/WOW 26 EB13-5918PC “as originally filed” Process for producing polyamide powders by precipitation The present invention relates to a process for producing polyamide powders and to the 5 polyamide powders obtainable by this process. The present invention additionally relates to the use of the polyamide powder as sintering powder in selective laser sintering.
SG11201806152XA 2016-02-19 2017-02-16 Process for preparing polyamide powders by precipitation SG11201806152XA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16156540 2016-02-19
PCT/EP2017/053491 WO2017140773A1 (en) 2016-02-19 2017-02-16 Process for preparing polyamide powders by precipitation

Publications (1)

Publication Number Publication Date
SG11201806152XA true SG11201806152XA (en) 2018-09-27

Family

ID=55450997

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201806152XA SG11201806152XA (en) 2016-02-19 2017-02-16 Process for preparing polyamide powders by precipitation

Country Status (12)

Country Link
US (1) US20210206919A1 (en)
EP (1) EP3417003A1 (en)
JP (1) JP2019507225A (en)
KR (1) KR20180109942A (en)
CN (1) CN108602959A (en)
AU (1) AU2017219199A1 (en)
CA (1) CA3013565A1 (en)
IL (1) IL261080B (en)
MX (1) MX2018010015A (en)
SG (1) SG11201806152XA (en)
TW (1) TW201800450A (en)
WO (1) WO2017140773A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11802191B2 (en) 2016-02-19 2023-10-31 Basf Se Processes, powders, and shaped bodies of polyamides and calcined kaolin with particular size distribution
EP3416808B1 (en) 2016-02-19 2022-10-26 Basf Se Polyamide composition comprising a polyamide and an additive
EP3222651A1 (en) 2016-03-21 2017-09-27 Basf Se Desalination of polyaryl ethers by means of melt extraction
WO2018141631A1 (en) 2017-02-01 2018-08-09 Basf Se Process for producing a polyamide powder by precipitation
EP3812416A1 (en) 2019-10-23 2021-04-28 Acondicionamiento Tarrasense Process for producing polymers in powder form
FR3107060B1 (en) 2020-02-10 2022-01-07 Arkema France Polyamide powder and method of preparation thereof

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE562610A (en) * 1957-11-22
CH372423A (en) * 1958-08-12 1963-10-15 Ciba Geigy Process for the production of solid preparations
US3446782A (en) 1965-04-14 1969-05-27 Toray Industries Method of manufacture of powdery synthetic linear polyamides
CH519000A (en) * 1970-02-24 1972-02-15 Inventa Ag Process for the production of polyamide 12 sinter powder
CH549622A (en) 1971-06-16 1974-05-31 Ciba Geigy Ag PLASTIC-CONTAINING POWDERS, THEIR USE FOR THE PRODUCTION OF PURE POWDER AND MANUFACTURING METHODS FOR PLASTIC-CONTAINING POWDERS.
DE2906647C2 (en) * 1979-02-21 1980-12-11 Chemische Werke Huels Ag, 4370 Marl Process for the production of powdery coating agents !! based on polyamides with at least 10 aliphatically bonded carbon atoms per carbonamide group
DE19708946A1 (en) * 1997-03-05 1998-09-10 Huels Chemische Werke Ag Production of polyamide powder with narrow particle size distribution and low porosity
CN102388088B (en) * 2009-03-05 2015-11-25 宇部兴产株式会社 Polyamide granules and preparation method thereof

Also Published As

Publication number Publication date
IL261080B (en) 2019-05-30
JP2019507225A (en) 2019-03-14
CA3013565A1 (en) 2017-08-24
MX2018010015A (en) 2018-11-09
EP3417003A1 (en) 2018-12-26
WO2017140773A1 (en) 2017-08-24
KR20180109942A (en) 2018-10-08
US20210206919A1 (en) 2021-07-08
AU2017219199A1 (en) 2018-08-30
CN108602959A (en) 2018-09-28
TW201800450A (en) 2018-01-01
IL261080A (en) 2018-11-04

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