DE3021369A1 - Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeit - Google Patents
Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeitInfo
- Publication number
- DE3021369A1 DE3021369A1 DE19803021369 DE3021369A DE3021369A1 DE 3021369 A1 DE3021369 A1 DE 3021369A1 DE 19803021369 DE19803021369 DE 19803021369 DE 3021369 A DE3021369 A DE 3021369A DE 3021369 A1 DE3021369 A1 DE 3021369A1
- Authority
- DE
- Germany
- Prior art keywords
- polymer
- polymerization
- tetrafluoroethylene
- vinyl ether
- powder
- 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.)
- Withdrawn
Links
- 239000002245 particle Substances 0.000 title claims abstract description 41
- 238000001125 extrusion Methods 0.000 title description 30
- 229920001577 copolymer Polymers 0.000 title description 3
- 229920000642 polymer Polymers 0.000 claims abstract description 114
- 239000000843 powder Substances 0.000 claims abstract description 97
- -1 perfluoro-n-butyl Chemical group 0.000 claims abstract description 36
- 238000006116 polymerization reaction Methods 0.000 claims description 82
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 38
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000012736 aqueous medium Substances 0.000 claims description 13
- 239000000178 monomer Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 10
- 238000010557 suspension polymerization reaction Methods 0.000 claims description 10
- 239000000203 mixture Substances 0.000 claims description 9
- 239000000155 melt Substances 0.000 claims description 8
- 239000003995 emulsifying agent Substances 0.000 claims description 7
- 239000003054 catalyst Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 125000005004 perfluoroethyl group Chemical group FC(F)(F)C(F)(F)* 0.000 claims description 5
- 238000000926 separation method Methods 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 description 38
- BZPCMSSQHRAJCC-UHFFFAOYSA-N 1,2,3,3,4,4,5,5,5-nonafluoro-1-(1,2,3,3,4,4,5,5,5-nonafluoropent-1-enoxy)pent-1-ene Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)=C(F)OC(F)=C(F)C(F)(F)C(F)(F)C(F)(F)F BZPCMSSQHRAJCC-UHFFFAOYSA-N 0.000 description 30
- 230000008569 process Effects 0.000 description 20
- 239000000725 suspension Substances 0.000 description 18
- 239000007789 gas Substances 0.000 description 16
- 239000002609 medium Substances 0.000 description 14
- 238000012545 processing Methods 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 13
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 description 9
- 239000003607 modifier Substances 0.000 description 8
- 238000005245 sintering Methods 0.000 description 8
- HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical group FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- 238000000465 moulding Methods 0.000 description 6
- 238000003756 stirring Methods 0.000 description 6
- 238000005054 agglomeration Methods 0.000 description 5
- 230000002776 aggregation Effects 0.000 description 5
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium peroxydisulfate Substances [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 description 5
- VAZSKTXWXKYQJF-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)OOS([O-])=O VAZSKTXWXKYQJF-UHFFFAOYSA-N 0.000 description 5
- 229910001870 ammonium persulfate Inorganic materials 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 238000010348 incorporation Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005029 sieve analysis Methods 0.000 description 4
- 230000003797 telogen phase Effects 0.000 description 4
- ATRRKUHOCOJYRX-UHFFFAOYSA-N Ammonium bicarbonate Chemical compound [NH4+].OC([O-])=O ATRRKUHOCOJYRX-UHFFFAOYSA-N 0.000 description 3
- 239000004908 Emulsion polymer Substances 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 235000012501 ammonium carbonate Nutrition 0.000 description 3
- 239000001099 ammonium carbonate Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 150000003254 radicals Chemical class 0.000 description 3
- WUMVZXWBOFOYAW-UHFFFAOYSA-N 1,2,3,3,4,4,4-heptafluoro-1-(1,2,3,3,4,4,4-heptafluorobut-1-enoxy)but-1-ene Chemical compound FC(F)(F)C(F)(F)C(F)=C(F)OC(F)=C(F)C(F)(F)C(F)(F)F WUMVZXWBOFOYAW-UHFFFAOYSA-N 0.000 description 2
- DAVCAHWKKDIRLY-UHFFFAOYSA-N 1-ethenoxy-1,1,2,2,3,3,3-heptafluoropropane Chemical group FC(F)(F)C(F)(F)C(F)(F)OC=C DAVCAHWKKDIRLY-UHFFFAOYSA-N 0.000 description 2
- 238000004438 BET method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- SNGREZUHAYWORS-UHFFFAOYSA-N perfluorooctanoic acid Chemical compound OC(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F SNGREZUHAYWORS-UHFFFAOYSA-N 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- KHXKESCWFMPTFT-UHFFFAOYSA-N 1,1,1,2,2,3,3-heptafluoro-3-(1,2,2-trifluoroethenoxy)propane Chemical compound FC(F)=C(F)OC(F)(F)C(F)(F)C(F)(F)F KHXKESCWFMPTFT-UHFFFAOYSA-N 0.000 description 1
- RFJVDJWCXSPUBY-UHFFFAOYSA-N 2-(difluoromethylidene)-4,4,5-trifluoro-5-(trifluoromethyl)-1,3-dioxolane Chemical compound FC(F)=C1OC(F)(F)C(F)(C(F)(F)F)O1 RFJVDJWCXSPUBY-UHFFFAOYSA-N 0.000 description 1
- 239000004254 Ammonium phosphate Substances 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical compound C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
- 238000007605 air drying Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 1
- 235000019289 ammonium phosphates Nutrition 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000012928 buffer substance Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- ABDBNWQRPYOPDF-UHFFFAOYSA-N carbonofluoridic acid Chemical class OC(F)=O ABDBNWQRPYOPDF-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000001246 colloidal dispersion Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007786 electrostatic charging Methods 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910001869 inorganic persulfate Inorganic materials 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 238000013112 stability test Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000001238 wet grinding Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F214/00—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
- C08F214/18—Monomers containing fluorine
- C08F214/26—Tetrafluoroethene
- C08F214/262—Tetrafluoroethene with fluorinated vinyl ethers
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803021369 DE3021369A1 (de) | 1980-06-06 | 1980-06-06 | Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeit |
| DE19813110193 DE3110193A1 (de) | 1980-06-06 | 1981-03-17 | "verbessertes verfahren zur herstellung von modifiziertem tetrafluorethylen-polymerisatpulver mit hohem schuettgewicht und guter rieselfaehigkeit" |
| DE8181104243T DE3171571D1 (en) | 1980-06-06 | 1981-06-03 | Raw polymer powder of modified tetrafluoroethylene polymer having a high bulk density and good flow index, process for its preparation and its use |
| EP81104243A EP0041687B1 (de) | 1980-06-06 | 1981-06-03 | Rohpolymerisat-Pulver aus einem modifizierten Tetrafluorethylen-Polymerisat mit hohem Schüttgewicht und guter Rieselfähigkeit sowie Verfahren zu dessen Herstellung und dessen Verwendung |
| US06/270,489 US4379900A (en) | 1980-06-06 | 1981-06-04 | Raw polymer powder of a modified tetrafluoroethylene polymer having a high bulk density and a good powder flow index and also a process for the manufacture and use thereof |
| CA000379146A CA1215496A (en) | 1980-06-06 | 1981-06-05 | Raw polymer powder of a modified tetrafluoroethylene polymer having a high bulk density and a good powder flow index and also a process for the manufacture and use thereof |
| JP8584181A JPS5728120A (en) | 1980-06-06 | 1981-06-05 | Denatured tetrafluoroethylene polymer preprocessed polymer powder having high bulk density and good powder fluidity index |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803021369 DE3021369A1 (de) | 1980-06-06 | 1980-06-06 | Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3021369A1 true DE3021369A1 (de) | 1981-12-24 |
Family
ID=6104045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803021369 Withdrawn DE3021369A1 (de) | 1980-06-06 | 1980-06-06 | Rohpolymerisat-pulver aus einem modifizierten tetrafluorethylen-polymerisat mit hohem schuettgewicht und guter rieselfaehigkeit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS5728120A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
| DE (1) | DE3021369A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3736292A1 (de) * | 1987-10-27 | 1989-05-11 | Norton Pampus Gmbh | Wartungsfreies gleitlager |
| DE102009018637A1 (de) * | 2009-04-17 | 2010-10-21 | Elringklinger Ag | Gleitlager |
| US9051462B2 (en) | 2009-03-18 | 2015-06-09 | Elringklinger Ag | Polymer compound and components produced using the compound |
| US9782956B2 (en) | 2011-12-28 | 2017-10-10 | Saint-Gobain Performance Plastics Corporation | Polymer coating on substrates using thermal spray techniques |
| US9803690B2 (en) | 2012-09-28 | 2017-10-31 | Saint-Gobain Performance Plastics Pampus Gmbh | Maintenance-free slide bearing with a combined adhesive sliding layer |
| US9981284B2 (en) | 2011-12-28 | 2018-05-29 | Saint-Gobain Performance Plastics Corporation | Method of forming a laminate |
| US10113588B2 (en) | 2012-06-29 | 2018-10-30 | Saint-Gobain Performance Plastics Pampus Gmbh | Slide bearing comprising a primer system as adhesion promoter |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3671435B2 (ja) * | 1994-07-22 | 2005-07-13 | ダイキン工業株式会社 | 高分子量フッ素系溶融樹脂微粉末、その成形品、及びこれらの製造方法 |
| RU2618222C2 (ru) * | 2013-02-05 | 2017-05-03 | Асахи Гласс Компани, Лимитед | Способ получения формовочного порошка политетрафторэтилена и способ получения агломерированного продукта из политетрафторэтилена |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3855191A (en) * | 1973-04-04 | 1974-12-17 | Du Pont | Polytetrafluoroethylene molding powders of tetrafluoroethylene and perfluoro (alkyl vinyl ether) copolymer |
| JPS53132088A (en) * | 1977-04-22 | 1978-11-17 | Du Pont | Coagulated powdered resin of tetrafluoroethylene copolymer |
-
1980
- 1980-06-06 DE DE19803021369 patent/DE3021369A1/de not_active Withdrawn
-
1981
- 1981-06-05 JP JP8584181A patent/JPS5728120A/ja active Granted
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3736292A1 (de) * | 1987-10-27 | 1989-05-11 | Norton Pampus Gmbh | Wartungsfreies gleitlager |
| EP0468956B1 (de) * | 1987-10-27 | 1993-01-20 | Norton Pampus GmbH | Wartungsfreies gleitlager und ein verfahren für seine herstellung |
| EP0394518B1 (de) * | 1987-10-27 | 1993-07-21 | Norton Pampus GmbH | Wartungsfreies Gleitlager und ein Verfahren für seine Herstellung |
| US9051462B2 (en) | 2009-03-18 | 2015-06-09 | Elringklinger Ag | Polymer compound and components produced using the compound |
| DE102009018637A1 (de) * | 2009-04-17 | 2010-10-21 | Elringklinger Ag | Gleitlager |
| US9782956B2 (en) | 2011-12-28 | 2017-10-10 | Saint-Gobain Performance Plastics Corporation | Polymer coating on substrates using thermal spray techniques |
| US9981284B2 (en) | 2011-12-28 | 2018-05-29 | Saint-Gobain Performance Plastics Corporation | Method of forming a laminate |
| US10113588B2 (en) | 2012-06-29 | 2018-10-30 | Saint-Gobain Performance Plastics Pampus Gmbh | Slide bearing comprising a primer system as adhesion promoter |
| US10563696B2 (en) | 2012-06-29 | 2020-02-18 | Saint-Gobain Performance Plastics Pampus Gmbh | Slide bearing comprising a primer system as adhesion promoter |
| US9803690B2 (en) | 2012-09-28 | 2017-10-31 | Saint-Gobain Performance Plastics Pampus Gmbh | Maintenance-free slide bearing with a combined adhesive sliding layer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5728120A (en) | 1982-02-15 |
| JPH0369927B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-11-05 |
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