DE2626822C3 - Verfahren zum Verdichten von Teilchen aus fluorierten Kunstharzen - Google Patents
Verfahren zum Verdichten von Teilchen aus fluorierten KunstharzenInfo
- Publication number
- DE2626822C3 DE2626822C3 DE2626822A DE2626822A DE2626822C3 DE 2626822 C3 DE2626822 C3 DE 2626822C3 DE 2626822 A DE2626822 A DE 2626822A DE 2626822 A DE2626822 A DE 2626822A DE 2626822 C3 DE2626822 C3 DE 2626822C3
- Authority
- DE
- Germany
- Prior art keywords
- particles
- suspension
- synthetic resin
- fluorinated
- temperature
- 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.)
- Expired
Links
- 239000002245 particle Substances 0.000 title claims description 61
- 229920003002 synthetic resin Polymers 0.000 title claims description 34
- 239000000057 synthetic resin Substances 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 18
- 239000000725 suspension Substances 0.000 claims description 32
- 229920005989 resin Polymers 0.000 claims description 20
- 239000011347 resin Substances 0.000 claims description 20
- 239000003381 stabilizer Substances 0.000 claims description 15
- 238000002844 melting Methods 0.000 claims description 11
- 230000008018 melting Effects 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000012736 aqueous medium Substances 0.000 claims description 7
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 6
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 5
- 229910052588 hydroxylapatite Inorganic materials 0.000 claims description 5
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical compound [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 claims description 5
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims description 4
- 239000004094 surface-active agent Substances 0.000 claims description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- 235000011180 diphosphates Nutrition 0.000 claims description 3
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims description 3
- 229920001519 homopolymer Polymers 0.000 claims description 3
- 239000011777 magnesium Substances 0.000 claims description 3
- 229910052749 magnesium Inorganic materials 0.000 claims description 3
- 239000004014 plasticizer Substances 0.000 claims description 3
- 235000019832 sodium triphosphate Nutrition 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- 229910052725 zinc Inorganic materials 0.000 claims description 3
- 239000011701 zinc Substances 0.000 claims description 3
- 229910052788 barium Inorganic materials 0.000 claims description 2
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 12
- -1 polytetrafluoroethylene Polymers 0.000 description 9
- 238000005054 agglomeration Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- 150000001875 compounds Chemical class 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010557 suspension polymerization reaction Methods 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 229920000098 polyolefin Polymers 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007900 aqueous suspension Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- 229940096992 potassium oleate Drugs 0.000 description 2
- MLICVSDCCDDWMD-KVVVOXFISA-M potassium;(z)-octadec-9-enoate Chemical compound [K+].CCCCCCCC\C=C/CCCCCCCC([O-])=O MLICVSDCCDDWMD-KVVVOXFISA-M 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- 229940045714 alkyl sulfonate alkylating agent Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000012662 bulk polymerization Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 239000012768 molten material Substances 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- HCTVWSOKIJULET-LQDWTQKMSA-M phenoxymethylpenicillin potassium Chemical compound [K+].N([C@H]1[C@H]2SC([C@@H](N2C1=O)C([O-])=O)(C)C)C(=O)COC1=CC=CC=C1 HCTVWSOKIJULET-LQDWTQKMSA-M 0.000 description 1
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 1
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000010558 suspension polymerization method Methods 0.000 description 1
Classifications
-
- 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
- C08J3/16—Powdering or granulating by coagulating dispersions
-
- 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
- C08J2327/00—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 a halogen; Derivatives of such polymers
- C08J2327/02—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/12—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S521/918—Physical aftertreatment of a cellular product
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP50074403A JPS51150569A (en) | 1975-06-20 | 1975-06-20 | Method of increasing density of fluorinee containgng porous resin powder |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2626822A1 DE2626822A1 (de) | 1976-12-23 |
| DE2626822B2 DE2626822B2 (de) | 1980-08-07 |
| DE2626822C3 true DE2626822C3 (de) | 1981-07-02 |
Family
ID=13546177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2626822A Expired DE2626822C3 (de) | 1975-06-20 | 1976-06-15 | Verfahren zum Verdichten von Teilchen aus fluorierten Kunstharzen |
Country Status (5)
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5699232A (en) * | 1980-01-11 | 1981-08-10 | Kureha Chem Ind Co Ltd | Preparation of halogen-containing resin particle of high apparent density |
| US4331619A (en) * | 1980-12-08 | 1982-05-25 | Allied Corporation | Ethylene-chlorotrifluoroethylene copolymer foam |
| US4400487A (en) * | 1981-12-31 | 1983-08-23 | Ppg Industries, Inc. | Textured fluorocarbon coating compositions |
| JPS62260849A (ja) * | 1986-04-11 | 1987-11-13 | Daikin Ind Ltd | 熱溶融性フツ素樹脂の顆粒状粉末およびその製造法 |
| DE69829564T2 (de) * | 1997-08-06 | 2006-02-16 | Daikin Industries, Ltd. | Beschichtungszusammensetzung aus fluorkautschuk auf wasserbasis |
| US5989709A (en) * | 1998-04-30 | 1999-11-23 | Gore Enterprises Holdings, Inc. | Polytetrafluoroethylene fiber |
| US6395795B1 (en) | 2000-09-29 | 2002-05-28 | Ausimont Usa, Inc. | Titanium dioxide nucleating agent systems for foamable polymer compositions |
| WO2008032988A1 (en) | 2006-09-13 | 2008-03-20 | Kolon Industries, Inc. | Process for preparing polyurethane particulate and polyurethane particulate preapred therefrom |
| ES2360915T3 (es) * | 2007-10-11 | 2011-06-10 | Toho Tenax Co., Ltd. | Procedimiento para la producción de fibras de carbono huecas. |
| GB201306612D0 (en) * | 2013-04-11 | 2013-05-29 | Fridgeland Uk Ltd | Improvements in refrigerators |
| GB201411474D0 (en) | 2014-06-27 | 2014-08-13 | Wirth Res Ltd | An open refrigerated display case and a flow stabilising device |
| GB2560932B (en) * | 2017-03-28 | 2021-07-07 | Aerofoil Energy Ltd | Air curtain guide mounting kit |
| GB2563407A (en) * | 2017-06-13 | 2018-12-19 | Wirth Res Limited | An ancillary device for an open refridgerated display case |
| GB2576512A (en) * | 2018-08-20 | 2020-02-26 | Wirth Res Limited | A refrigerated display case |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609539A (en) * | 1948-06-03 | 1952-09-09 | American Viscose Corp | Bust receiving and supporting member |
| US3781258A (en) * | 1968-09-11 | 1973-12-25 | Daikin Ind Ltd | Polytetrafluoroethylene powder and method of preparation thereof |
| US3898311A (en) * | 1969-07-24 | 1975-08-05 | Kendall & Co | Method of making low-density nonwoven fabrics |
-
1975
- 1975-06-20 JP JP50074403A patent/JPS51150569A/ja active Pending
-
1976
- 1976-06-15 DE DE2626822A patent/DE2626822C3/de not_active Expired
- 1976-06-18 US US05/697,735 patent/US4069291A/en not_active Expired - Lifetime
- 1976-06-18 GB GB25373/76A patent/GB1556408A/en not_active Expired
- 1976-06-18 FR FR7618715A patent/FR2316275A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1556408A (en) | 1979-11-21 |
| JPS51150569A (en) | 1976-12-24 |
| DE2626822B2 (de) | 1980-08-07 |
| US4069291A (en) | 1978-01-17 |
| FR2316275A1 (fr) | 1977-01-28 |
| DE2626822A1 (de) | 1976-12-23 |
| FR2316275B1 (US06262066-20010717-C00424.png) | 1978-09-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |