FI65267C - Foerfarande foer framstaellning av vattenloesningar av olefiniskt omaettade monomerer avsedda att underkastas uv-bestraolning i form av ett tunt skikt samt foer bestraolning av dylika loesningar - Google Patents

Foerfarande foer framstaellning av vattenloesningar av olefiniskt omaettade monomerer avsedda att underkastas uv-bestraolning i form av ett tunt skikt samt foer bestraolning av dylika loesningar Download PDF

Info

Publication number: FI65267C
Authority: FI; Finland
Prior art keywords: column; solution; monomers; fed; bestraolning
Prior art date: 1978-07-24

Application number

FI792298A

Other languages

English (en)

Finnish (fi)

Swedish (sv)

Other versions

FI65267B (fi

FI792298A7 (fi

Inventor

Jean Boutin

Berhard Guenot

Bruno Jamet

Original Assignee

Rhone Poulenc Ind

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.)

1978-07-24

Filing date

1979-07-23

Publication date

1984-04-10

1979-07-23 Application filed by Rhone Poulenc Ind filed Critical Rhone Poulenc Ind

1980-01-25 Publication of FI792298A7 publication Critical patent/FI792298A7/fi

1983-12-30 Publication of FI65267B publication Critical patent/FI65267B/fi

1984-04-10 Application granted granted Critical

1984-04-10 Publication of FI65267C publication Critical patent/FI65267C/fi

Links

101100148710 Clarkia breweri SAMT gene Proteins 0.000 title 1
239000000178 monomer Substances 0.000 claims description 58
239000000243 solution Substances 0.000 claims description 45
239000007864 aqueous solution Substances 0.000 claims description 25
238000000034 method Methods 0.000 claims description 23
238000011049 filling Methods 0.000 claims description 18
238000009281 ultraviolet germicidal irradiation Methods 0.000 claims description 15
239000001301 oxygen Substances 0.000 claims description 14
229910052760 oxygen Inorganic materials 0.000 claims description 14
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 13
238000002360 preparation method Methods 0.000 claims description 11
239000007789 gas Substances 0.000 claims description 10
239000007788 liquid Substances 0.000 claims description 10
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
239000008394 flocculating agent Substances 0.000 claims description 9
HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 8
239000003153 chemical reaction reagent Substances 0.000 claims description 8
-1 aminoalkyl acrylates Chemical class 0.000 claims description 6
150000003839 salts Chemical class 0.000 claims description 6
239000011261 inert gas Substances 0.000 claims description 5
239000000463 material Substances 0.000 claims description 5
FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 5
229920000620 organic polymer Polymers 0.000 claims description 5
SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 4
239000000945 filler Substances 0.000 claims description 4
150000002734 metacrylic acid derivatives Chemical class 0.000 claims description 4
150000002148 esters Chemical class 0.000 claims description 3
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 claims description 2
239000011148 porous material Substances 0.000 claims description 2
XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims 1
238000005086 pumping Methods 0.000 claims 1
238000012856 packing Methods 0.000 description 18
238000006116 polymerization reaction Methods 0.000 description 13
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 10
230000002028 premature Effects 0.000 description 10
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 6
239000012298 atmosphere Substances 0.000 description 6
230000005855 radiation Effects 0.000 description 6
239000000758 substrate Substances 0.000 description 5
150000001875 compounds Chemical class 0.000 description 4
229910052757 nitrogen Inorganic materials 0.000 description 4
239000012071 phase Substances 0.000 description 4
PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
150000001252 acrylic acid derivatives Chemical class 0.000 description 3
238000001816 cooling Methods 0.000 description 3
229920001577 copolymer Polymers 0.000 description 3
239000011521 glass Substances 0.000 description 3
229910052751 metal Inorganic materials 0.000 description 3
239000002184 metal Substances 0.000 description 3
238000002156 mixing Methods 0.000 description 3
210000000056 organ Anatomy 0.000 description 3
XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
150000003863 ammonium salts Chemical class 0.000 description 2
ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 description 2
238000004132 cross linking Methods 0.000 description 2
239000003999 initiator Substances 0.000 description 2
239000007791 liquid phase Substances 0.000 description 2
230000014759 maintenance of location Effects 0.000 description 2
125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
229920000642 polymer Polymers 0.000 description 2
238000010926 purge Methods 0.000 description 2
230000002123 temporal effect Effects 0.000 description 2
MSAHTMIQULFMRG-UHFFFAOYSA-N 1,2-diphenyl-2-propan-2-yloxyethanone Chemical compound C=1C=CC=CC=1C(OC(C)C)C(=O)C1=CC=CC=C1 MSAHTMIQULFMRG-UHFFFAOYSA-N 0.000 description 1
VMSBGXAJJLPWKV-UHFFFAOYSA-N 2-ethenylbenzenesulfonic acid Chemical class OS(=O)(=O)C1=CC=CC=C1C=C VMSBGXAJJLPWKV-UHFFFAOYSA-N 0.000 description 1
NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical group [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
OCUCCJIRFHNWBP-IYEMJOQQSA-L Copper gluconate Chemical class [Cu+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O OCUCCJIRFHNWBP-IYEMJOQQSA-L 0.000 description 1
QSJXEFYPDANLFS-UHFFFAOYSA-N Diacetyl Chemical group CC(=O)C(C)=O QSJXEFYPDANLFS-UHFFFAOYSA-N 0.000 description 1
ZAFNJMIOTHYJRJ-UHFFFAOYSA-N Diisopropyl ether Chemical class CC(C)OC(C)C ZAFNJMIOTHYJRJ-UHFFFAOYSA-N 0.000 description 1
DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
GYCMBHHDWRMZGG-UHFFFAOYSA-N Methylacrylonitrile Chemical compound CC(=C)C#N GYCMBHHDWRMZGG-UHFFFAOYSA-N 0.000 description 1
WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 description 1
239000004952 Polyamide Substances 0.000 description 1
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
244000028419 Styrax benzoin Species 0.000 description 1
235000000126 Styrax benzoin Nutrition 0.000 description 1
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical group [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
235000008411 Sumatra benzointree Nutrition 0.000 description 1
239000002253 acid Substances 0.000 description 1
150000003926 acrylamides Chemical class 0.000 description 1
230000002411 adverse Effects 0.000 description 1
238000013019 agitation Methods 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001447 alkali salts Chemical class 0.000 description 1
125000004103 aminoalkyl group Chemical group 0.000 description 1
239000000908 ammonium hydroxide Substances 0.000 description 1
229920006318 anionic polymer Polymers 0.000 description 1
PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 1
150000004056 anthraquinones Chemical class 0.000 description 1
230000000181 anti-adherent effect Effects 0.000 description 1
229910052786 argon Inorganic materials 0.000 description 1
239000002585 base Substances 0.000 description 1
WURBFLDFSFBTLW-UHFFFAOYSA-N benzil Chemical group C=1C=CC=CC=1C(=O)C(=O)C1=CC=CC=C1 WURBFLDFSFBTLW-UHFFFAOYSA-N 0.000 description 1
229960002130 benzoin Drugs 0.000 description 1
RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 1
239000012965 benzophenone Substances 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
150000001768 cations Chemical class 0.000 description 1
239000003795 chemical substances by application Substances 0.000 description 1
230000001627 detrimental effect Effects 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000004821 distillation Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
238000001035 drying Methods 0.000 description 1
150000002170 ethers Chemical class 0.000 description 1
125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
230000003311 flocculating effect Effects 0.000 description 1
238000000227 grinding Methods 0.000 description 1
235000019382 gum benzoic Nutrition 0.000 description 1
229920001519 homopolymer Polymers 0.000 description 1
238000007654 immersion Methods 0.000 description 1
239000012535 impurity Substances 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
238000007689 inspection Methods 0.000 description 1
230000007774 longterm Effects 0.000 description 1
238000005259 measurement Methods 0.000 description 1
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
229910052753 mercury Inorganic materials 0.000 description 1
150000002739 metals Chemical class 0.000 description 1
125000005395 methacrylic acid group Chemical group 0.000 description 1
150000002926 oxygen Chemical class 0.000 description 1
239000002985 plastic film Substances 0.000 description 1
229920006255 plastic film Polymers 0.000 description 1
229920002492 poly(sulfone) Polymers 0.000 description 1
229920002647 polyamide Polymers 0.000 description 1
229920000515 polycarbonate Polymers 0.000 description 1
239000004417 polycarbonate Substances 0.000 description 1
229920000728 polyester Polymers 0.000 description 1
229920006267 polyester film Polymers 0.000 description 1
229920000098 polyolefin Polymers 0.000 description 1
229910052700 potassium Inorganic materials 0.000 description 1
KWYUFKZDYYNOTN-UHFFFAOYSA-M potassium hydroxide Substances [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
JUJWROOIHBZHMG-UHFFFAOYSA-N pyridine Substances C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 1
239000005871 repellent Substances 0.000 description 1
238000007127 saponification reaction Methods 0.000 description 1
125000003198 secondary alcohol group Chemical group 0.000 description 1
229910052708 sodium Inorganic materials 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000005507 spraying Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
229910021653 sulphate ion Chemical group 0.000 description 1
239000012780 transparent material Substances 0.000 description 1
238000004065 wastewater treatment Methods 0.000 description 1
229920003169 water-soluble polymer Polymers 0.000 description 1

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2321—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by moving liquid and gas in counter current
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
- B01F23/2322—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles using columns, e.g. multi-staged columns
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23761—Aerating, i.e. introducing oxygen containing gas in liquids
- B01F23/237612—Oxygen
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/20—Mixing gases with liquids
- B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
- B01F23/237—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media
- B01F23/2376—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids characterised by the physical or chemical properties of gases or vapours introduced in the liquid media characterised by the gas being introduced
- B01F23/23765—Nitrogen
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/2001—Maintaining constant desired temperature
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/20—Positioning, supporting, modifying or maintaining the physical state of objects being observed or treated
- H01J2237/2002—Controlling environment of sample
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/26—Electron or ion microscopes

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Polymerisation Methods In General (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Separation Of Suspended Particles By Flocculating Agents (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

FI792298A 1978-07-24 1979-07-23 Foerfarande foer framstaellning av vattenloesningar av olefiniskt omaettade monomerer avsedda att underkastas uv-bestraolning i form av ett tunt skikt samt foer bestraolning av dylika loesningar FI65267C (fi)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR7822883A FR2431876A2 (fr)	1978-07-24	1978-07-24	Procede de preparation de solutions aqueuses de monomeres olefiniques en vue d'une photopolymerisation
FR7822883		1978-07-24

Publications (3)

Publication Number	Publication Date
FI792298A7 FI792298A7 (fi)	1980-01-25
FI65267B FI65267B (fi)	1983-12-30
FI65267C true FI65267C (fi)	1984-04-10

Family

ID=9211509

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FI792298A FI65267C (fi)	1978-07-24	1979-07-23	Foerfarande foer framstaellning av vattenloesningar av olefiniskt omaettade monomerer avsedda att underkastas uv-bestraolning i form av ett tunt skikt samt foer bestraolning av dylika loesningar

Country Status (14)

Country	Link
US (1)	US4294676A (fr)
EP (1)	EP0008246A1 (fr)
JP (1)	JPS584687B2 (fr)
AT (1)	AT369391B (fr)
AU (1)	AU532382B2 (fr)
BR (1)	BR7904697A (fr)
CA (1)	CA1123375A (fr)
DK (1)	DK309279A (fr)
ES (1)	ES482758A1 (fr)
FI (1)	FI65267C (fr)
FR (1)	FR2431876A2 (fr)
HU (1)	HU182660B (fr)
NO (1)	NO792432L (fr)
RO (1)	RO78872B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4508687A (en) *	1983-06-20	1985-04-02	Houghton Richard W	Degassing/brine tank for pool chlorinating system
US5358611A (en) *	1993-05-17	1994-10-25	Rohm And Haas Company	Method of reducing impurities in aqueous monomer solutions
US6423235B1 (en) *	1999-08-18	2002-07-23	Nittetu Chemical Engineering Ltd.	Column gas-liquid contacting apparatus and its use thereof
US7485672B2 (en) *	2001-08-02	2009-02-03	Johnson & Johnson Vision Care, Inc.	Process for the synthesis of soluble, high molecular weight polymers
US7879267B2 (en)	2001-08-02	2011-02-01	J&J Vision Care, Inc.	Method for coating articles by mold transfer
GB0202990D0 (en) *	2002-02-08	2002-03-27	Ciba Spec Chem Water Treat Ltd	Apparatus and method for degassing liquids
DE10235643A1 (de) *	2002-08-02	2004-02-19	Cognis Deutschland Gmbh & Co. Kg	Überwachung der Stabilität von vinylogen Verbindungen
JP4713167B2 (ja) *	2005-01-21	2011-06-29	株式会社日本触媒	吸水性樹脂の製造方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3912607A (en) *	1969-10-22	1975-10-14	Rhone Progil	Process for obtaining high molecular weight water-soluble acrylic polymers and copolymers using radiation
DE2545290A1 (de) *	1975-10-09	1977-04-21	Roehm Gmbh	Verfahren zum polymerisieren mittels uv-licht
DE2546279A1 (de) *	1975-10-16	1977-04-21	Bayer Ag	Verfahren und vorrichtung zum loesen von feststoffen in loesungsmitteln
FR2348227A1 (fr) *	1976-04-14	1977-11-10	Rhone Poulenc Ind	Perfectionnement aux procedes de preparation de polymeres acryliques hydrosolubles par photopolymerisation

1978
- 1978-07-24 FR FR7822883A patent/FR2431876A2/fr active Granted
1979
- 1979-06-26 EP EP79400423A patent/EP0008246A1/fr not_active Withdrawn
- 1979-07-10 US US06/056,337 patent/US4294676A/en not_active Expired - Lifetime
- 1979-07-19 AU AU49059/79A patent/AU532382B2/en not_active Ceased
- 1979-07-20 JP JP54091725A patent/JPS584687B2/ja not_active Expired
- 1979-07-21 RO RO98241A patent/RO78872B/ro unknown
- 1979-07-23 AT AT0507079A patent/AT369391B/de not_active IP Right Cessation
- 1979-07-23 CA CA332,346A patent/CA1123375A/fr not_active Expired
- 1979-07-23 HU HU79RO1031A patent/HU182660B/hu unknown
- 1979-07-23 NO NO792432A patent/NO792432L/no unknown
- 1979-07-23 FI FI792298A patent/FI65267C/fi not_active IP Right Cessation
- 1979-07-23 ES ES482758A patent/ES482758A1/es not_active Expired
- 1979-07-23 BR BR7904697A patent/BR7904697A/pt unknown
- 1979-07-23 DK DK309279A patent/DK309279A/da not_active Application Discontinuation

Also Published As

Publication number	Publication date
ATA507079A (de)	1982-05-15
EP0008246A1 (fr)	1980-02-20
ES482758A1 (es)	1980-07-01
NO792432L (no)	1980-01-25
FR2431876A2 (fr)	1980-02-22
AU4905979A (en)	1980-01-31
AT369391B (de)	1982-12-27
AU532382B2 (en)	1983-09-29
FI65267B (fi)	1983-12-30
RO78872B (ro)	1983-02-28
US4294676A (en)	1981-10-13
RO78872A (fr)	1983-02-15
CA1123375A (fr)	1982-05-11
DK309279A (da)	1980-01-25
HU182660B (en)	1984-02-28
FI792298A7 (fi)	1980-01-25
FR2431876B2 (fr)	1982-02-12
BR7904697A (pt)	1980-05-27
JPS584687B2 (ja)	1983-01-27
JPS5562903A (en)	1980-05-12

Legal Events

Date	Code	Title	Description
2004-08-31	MM	Patent lapsed	Owner name: RHONE- POULENC INDUSTRIES

Publication	Publication Date	Title
US4178221A (en)	1979-12-11	Process for the preparation of water-soluble acrylic polymers by photopolymerization
US4625001A (en)	1986-11-25	Method for continuous production of cross-linked polymer
FI85153C (fi)	1992-03-10	Foerfarande foer framstaellning av vattenloesliga akrylpolymerer.
FI90554C (fi)	1994-02-25	Menetelmä akryylipolymeerigeelin jatkuvaksi valmistamiseksi
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