CA2522837C - Procede pour enlever un emulsifiant a base de fluor a partir de dispersions aqueuses de fluoropolymeres - Google Patents

Procede pour enlever un emulsifiant a base de fluor a partir de dispersions aqueuses de fluoropolymeres Download PDF

Info

Publication number: CA2522837C
Authority: CA; Canada
Prior art keywords: dispersion; pfoa; dispersions; weight; emulsifier
Prior art date: 1998-12-11
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 - Fee Related

Application number

CA002522837A

Other languages

English (en)

Other versions

CA2522837A1 (fr

Inventor

Hermann Blaedel

Klaus Hintzer

Gernot Loehr

Werner Schwertfeger

Reinhard Albert Sulzbach

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.)

Dyneon GmbH

Original Assignee

Dyneon GmbH

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.)

1998-12-11

Filing date

1999-12-04

Publication date

2007-08-14

1998-12-11 Priority claimed from DE19857111A external-priority patent/DE19857111A1/de

1999-12-04 Application filed by Dyneon GmbH filed Critical Dyneon GmbH

2000-06-22 Publication of CA2522837A1 publication Critical patent/CA2522837A1/fr

2007-08-14 Application granted granted Critical

2007-08-14 Publication of CA2522837C publication Critical patent/CA2522837C/fr

2019-12-04 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

239000006185 dispersion Substances 0.000 title claims abstract description 105
239000003995 emulsifying agent Substances 0.000 title claims abstract description 24
229920002313 fluoropolymer Polymers 0.000 title claims abstract description 19
239000004811 fluoropolymer Substances 0.000 title claims abstract description 19
YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 title claims abstract description 12
229910052731 fluorine Inorganic materials 0.000 title claims abstract description 12
239000011737 fluorine Substances 0.000 title claims abstract description 12
238000000034 method Methods 0.000 title claims description 37
150000001450 anions Chemical class 0.000 claims abstract description 20
239000012875 nonionic emulsifier Substances 0.000 claims abstract description 19
239000007787 solid Substances 0.000 claims description 23
239000002253 acid Substances 0.000 claims description 6
238000000576 coating method Methods 0.000 abstract description 6
239000011248 coating agent Substances 0.000 abstract description 4
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 49
238000005342 ion exchange Methods 0.000 description 17
BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 14
229920001577 copolymer Polymers 0.000 description 11
229920000642 polymer Polymers 0.000 description 11
238000006116 polymerization reaction Methods 0.000 description 11
NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 9
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
238000005349 anion exchange Methods 0.000 description 9
239000003456 ion exchange resin Substances 0.000 description 9
229920003303 ion-exchange polymer Polymers 0.000 description 9
238000007720 emulsion polymerization reaction Methods 0.000 description 8
239000000243 solution Substances 0.000 description 8
150000001336 alkenes Chemical class 0.000 description 7
239000002245 particle Substances 0.000 description 7
238000000108 ultra-filtration Methods 0.000 description 7
HCDGVLDPFQMKDK-UHFFFAOYSA-N hexafluoropropylene Chemical compound FC(F)=C(F)C(F)(F)F HCDGVLDPFQMKDK-UHFFFAOYSA-N 0.000 description 6
239000000155 melt Substances 0.000 description 6
BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 5
125000004432 carbon atom Chemical group C* 0.000 description 5
LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
239000005977 Ethylene Substances 0.000 description 4
150000001298 alcohols Chemical class 0.000 description 4
239000003957 anion exchange resin Substances 0.000 description 4
229920001429 chelating resin Polymers 0.000 description 4
238000002474 experimental method Methods 0.000 description 4
150000002500 ions Chemical class 0.000 description 4
239000004816 latex Substances 0.000 description 4
229920000126 latex Polymers 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 4
239000002736 nonionic surfactant Substances 0.000 description 4
239000000047 product Substances 0.000 description 4
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 3
125000000129 anionic group Chemical group 0.000 description 3
238000010923 batch production Methods 0.000 description 3
UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical group FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 description 3
229920001519 homopolymer Polymers 0.000 description 3
239000004810 polytetrafluoroethylene Substances 0.000 description 3
229920001343 polytetrafluoroethylene Polymers 0.000 description 3
QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
150000003839 salts Chemical class 0.000 description 3
229920001169 thermoplastic Polymers 0.000 description 3
239000004416 thermosoftening plastic Substances 0.000 description 3
-1 Polyfluoroethylene Polymers 0.000 description 2
150000007513 acids Chemical class 0.000 description 2
125000000217 alkyl group Chemical group 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
239000012874 anionic emulsifier Substances 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
125000002091 cationic group Chemical group 0.000 description 2
238000001311 chemical methods and process Methods 0.000 description 2
230000015271 coagulation Effects 0.000 description 2
238000005345 coagulation Methods 0.000 description 2
239000013065 commercial product Substances 0.000 description 2
238000001514 detection method Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
125000005670 ethenylalkyl group Chemical group 0.000 description 2
150000002170 ethers Chemical class 0.000 description 2
229920001973 fluoroelastomer Polymers 0.000 description 2
239000011347 resin Substances 0.000 description 2
229920005989 resin Polymers 0.000 description 2
238000003756 stirring Methods 0.000 description 2
239000000126 substance Substances 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
238000010626 work up procedure Methods 0.000 description 2
BLTXWCKMNMYXEA-UHFFFAOYSA-N 1,1,2-trifluoro-2-(trifluoromethoxy)ethene Chemical compound FC(F)=C(F)OC(F)(F)F BLTXWCKMNMYXEA-UHFFFAOYSA-N 0.000 description 1
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 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
241000819038 Chichester Species 0.000 description 1
KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
230000002378 acidificating effect Effects 0.000 description 1
239000000443 aerosol Substances 0.000 description 1
238000013019 agitation Methods 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
150000003863 ammonium salts Chemical class 0.000 description 1
239000002585 base Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
239000003729 cation exchange resin Substances 0.000 description 1
238000006243 chemical reaction Methods 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000001246 colloidal dispersion Methods 0.000 description 1
239000000084 colloidal system Substances 0.000 description 1
238000006114 decarboxylation reaction Methods 0.000 description 1
230000006735 deficit Effects 0.000 description 1
238000002845 discoloration Methods 0.000 description 1
239000004815 dispersion polymer Substances 0.000 description 1
150000002148 esters Chemical class 0.000 description 1
239000004744 fabric Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000012467 final product Substances 0.000 description 1
238000005188 flotation Methods 0.000 description 1
238000009472 formulation Methods 0.000 description 1
239000007789 gas Substances 0.000 description 1
238000004817 gas chromatography Methods 0.000 description 1
239000011521 glass Substances 0.000 description 1
239000008187 granular material Substances 0.000 description 1
231100001261 hazardous Toxicity 0.000 description 1
229930195733 hydrocarbon Natural products 0.000 description 1
150000002430 hydrocarbons Chemical class 0.000 description 1
229910001437 manganese ion Inorganic materials 0.000 description 1
239000000463 material Substances 0.000 description 1
150000004702 methyl esters Chemical class 0.000 description 1
239000000203 mixture Substances 0.000 description 1
125000000896 monocarboxylic acid group Chemical group 0.000 description 1
239000000178 monomer Substances 0.000 description 1
UYDLBVPAAFVANX-UHFFFAOYSA-N octylphenoxy polyethoxyethanol Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(OCCOCCOCCOCCO)C=C1 UYDLBVPAAFVANX-UHFFFAOYSA-N 0.000 description 1
229940023462 paste product Drugs 0.000 description 1
239000008188 pellet Substances 0.000 description 1
FOKCKXCUQFKNLD-UHFFFAOYSA-N pent-1-enyl hypofluorite Chemical compound C(CC)C=COF FOKCKXCUQFKNLD-UHFFFAOYSA-N 0.000 description 1
239000003505 polymerization initiator Substances 0.000 description 1
239000000843 powder Substances 0.000 description 1
238000000746 purification Methods 0.000 description 1
238000005245 sintering Methods 0.000 description 1
239000007962 solid dispersion Substances 0.000 description 1
230000006641 stabilisation Effects 0.000 description 1
238000011105 stabilization Methods 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
238000003860 storage Methods 0.000 description 1
238000010557 suspension polymerization reaction Methods 0.000 description 1
229920001897 terpolymer Polymers 0.000 description 1
GPRLSGONYQIRFK-MNYXATJNSA-N triton Chemical compound [3H+] GPRLSGONYQIRFK-MNYXATJNSA-N 0.000 description 1
238000010792 warming Methods 0.000 description 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1

Landscapes

Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

CA002522837A 1998-12-11 1999-12-04 Procede pour enlever un emulsifiant a base de fluor a partir de dispersions aqueuses de fluoropolymeres Expired - Fee Related CA2522837C (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
DE19857111.9		1998-12-11
DE19857111A DE19857111A1 (de)	1998-12-11	1998-12-11	Wäßrige Dispersionen von Fluorpolymeren
CA002354138A CA2354138C (fr)	1998-12-11	1999-12-04	Dispersions aqueuses de fluoropolymeres

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002354138A Division CA2354138C (fr)	1998-12-11	1999-12-04	Dispersions aqueuses de fluoropolymeres

Publications (2)

Publication Number	Publication Date
CA2522837A1 CA2522837A1 (fr)	2000-06-22
CA2522837C true CA2522837C (fr)	2007-08-14

Family

ID=35511249

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA002522837A Expired - Fee Related CA2522837C (fr)	1998-12-11	1999-12-04	Procede pour enlever un emulsifiant a base de fluor a partir de dispersions aqueuses de fluoropolymeres

Country Status (1)

Country	Link
CA (1)	CA2522837C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2014088820A1 (fr)	2012-12-04	2014-06-12	3M Innovative Properties Company	Polymères hautement fluorés
WO2020102271A2 (fr)	2018-11-14	2020-05-22	3M Innovative Properties Company	Copolymères d'éther méthylvinylique perfluorocycloaliphatique

1999
- 1999-12-04 CA CA002522837A patent/CA2522837C/fr not_active Expired - Fee Related

Also Published As

Publication number	Publication date
CA2522837A1 (fr)	2000-06-22

Legal Events

Date	Code	Title	Description
2005-11-14	EEER	Examination request
2008-12-04	MKLA	Lapsed

Publication	Publication Date	Title
US6833403B1 (en)	2004-12-21	Aqueous dispersions of fluoropolymers
US6794550B2 (en)	2004-09-21	Method of making an aqueous dispersion of fluoropolymers
EP1274771B1 (fr)	2005-08-03	Procede de preparation d'une dispersion aqueuse de fluoropolymeres
EP1846459B1 (fr)	2010-10-20	Surveillance de la percee de la colonne au cours d'un processus d'extraction d'un tensioactif fluore dans des dispersions fluoropolymeres aqueuses
WO2003051988A2 (fr)	2003-06-26	Dispersions aqueuses de polymeres fluores
EP2021384B1 (fr)	2011-01-19	Procédé de réduction de la teneur en tensioactifs fluorés de dispersions de fluoropolymère en utilisant une résine d'échange d'anions traitée par des tensioactifs anioniques
US20090312443A1 (en)	2009-12-17	Method for producing aqueous fluorine-containing polymer dispersion and aqueous fluorine-containing polymer dispersion
CA2522837C (fr)	2007-08-14	Procede pour enlever un emulsifiant a base de fluor a partir de dispersions aqueuses de fluoropolymeres