AT342295B - Verfahren zur herstellung eines hydrogels - Google Patents

Verfahren zur herstellung eines hydrogels

Info

Publication number: AT342295B
Authority: AT; Austria
Prior art keywords: hydrogel; producing
Prior art date: 1974-01-11

Application number

AT15475A

Other languages

English (en)

Other versions

ATA15475A (de

Original Assignee

Cpc International Inc

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.)

1974-01-11

Filing date

1975-01-10

Publication date

1978-03-28

1974-01-11 Priority claimed from US432788A external-priority patent/US3928255A/en

1975-01-10 Application filed by Cpc International Inc filed Critical Cpc International Inc

1977-07-15 Publication of ATA15475A publication Critical patent/ATA15475A/de

1978-03-28 Application granted granted Critical

1978-03-28 Publication of AT342295B publication Critical patent/AT342295B/de

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
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C19/00—Chemical modification of rubber
- 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
- C08F2/00—Processes of polymerisation
- C08F2/04—Polymerisation in solution
- C08F2/06—Organic solvent
- C08F2/08—Organic solvent with the aid of dispersing agents for the polymer
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/04—Polymers provided for in subclasses C08C or C08F
- 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
- C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
- C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
- C08F290/04—Polymers provided for in subclasses C08C or C08F
- C08F290/044—Polymers of aromatic monomers as defined in group C08F12/00
- 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
- C08F299/00—Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers
- 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
- C08F8/00—Chemical modification by after-treatment
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/02—Alkylation
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/08—Epoxidation
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/12—Hydrolysis
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/14—Esterification
- 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
- C08F8/00—Chemical modification by after-treatment
- C08F8/44—Preparation of metal salts or ammonium salts
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/62—Polymers of compounds having carbon-to-carbon double bonds
- C08G18/6204—Polymers of olefins
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/30—Chemical modification of a polymer leading to the formation or introduction of aliphatic or alicyclic unsaturated groups
- 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
- C08F2810/00—Chemical modification of a polymer
- C08F2810/40—Chemical modification of a polymer taking place solely at one end or both ends of the polymer backbone, i.e. not in the side or lateral chains

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
General Chemical & Material Sciences (AREA)
Graft Or Block Polymers (AREA)
Macromonomer-Based Addition Polymer (AREA)
Eyeglasses (AREA)
Materials For Medical Uses (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
External Artificial Organs (AREA)

AT15475A 1974-01-11 1975-01-10 Verfahren zur herstellung eines hydrogels AT342295B (de)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US432788A US3928255A (en)	1971-02-22	1974-01-11	Chemically joined, phase separated self-cured hydrophilic thermoplastic graft copolymers and their preparation

Publications (2)

Publication Number	Publication Date
ATA15475A ATA15475A (de)	1977-07-15
AT342295B true AT342295B (de)	1978-03-28

Family

ID=23717592

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT15475A AT342295B (de)	1974-01-11	1975-01-10	Verfahren zur herstellung eines hydrogels

Country Status (18)

Country	Link
JP (2)	JPS6015647B2 (de)
AT (1)	AT342295B (de)
BE (1)	BE824306A (de)
BR (1)	BR7500180A (de)
CA (1)	CA1083290A (de)
DD (1)	DD116461A5 (de)
DE (1)	DE2500494A1 (de)
DK (1)	DK151816C (de)
ES (1)	ES433703A1 (de)
FI (1)	FI750060A (de)
FR (1)	FR2273018B1 (de)
GB (1)	GB1496931A (de)
IT (1)	IT1030092B (de)
NL (1)	NL182317C (de)
NO (1)	NO750074L (de)
NZ (1)	NZ176356A (de)
SE (2)	SE428212B (de)
ZA (1)	ZA75145B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2744125B1 (fr) *	1996-01-30	1998-06-05	Peintures Jefco	Copolymeres greffes, leur procede de fabrication, les compositions les contenant et leur utilisation pour la preparation de dispersions pigmentaires en milieu aqueux et/ou organique
JP4255192B2 (ja) *	1999-12-21	2009-04-15	東レ・ダウコーニング株式会社	含フッ素オルガノポリシロキサン、フッ素樹脂粉末の分散性向上剤および有機樹脂組成物
RU2412211C2 (ru) *	2005-06-13	2011-02-20	Алькон, Инк.	Материалы для офтальмологических или отоларингологических изделий
TW200816966A (en) *	2006-07-21	2008-04-16	Alcon Mfg Ltd	Low-tack ophthalmic and otorhinolaryngological device materials

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2976576A (en) *	1956-04-24	1961-03-28	Wichterle Otto	Process for producing shaped articles from three-dimensional hydrophilic high polymers
US3220960A (en) *	1960-12-21	1965-11-30	Wichterle Otto	Cross-linked hydrophilic polymers and articles made therefrom
US3503942A (en) *	1965-10-23	1970-03-31	Maurice Seiderman	Hydrophilic plastic contact lens
US3758448A (en) *	1971-10-05	1973-09-11	Union Optics Corp	Copolymers and hydrogels of unsaturated esters
GB1432783A (en) *	1972-04-14	1976-04-22	Cpc International Inc	Macromolecular monomers

1975
- 1975-01-07 NZ NZ176356A patent/NZ176356A/xx unknown
- 1975-01-08 DE DE19752500494 patent/DE2500494A1/de active Granted
- 1975-01-08 ZA ZA00750145A patent/ZA75145B/xx unknown
- 1975-01-08 DK DK003775A patent/DK151816C/da not_active IP Right Cessation
- 1975-01-08 SE SE7500142A patent/SE428212B/xx not_active IP Right Cessation
- 1975-01-10 ES ES433703A patent/ES433703A1/es not_active Expired
- 1975-01-10 NL NLAANVRAGE7500340,A patent/NL182317C/xx not_active IP Right Cessation
- 1975-01-10 FI FI750060A patent/FI750060A/fi not_active Application Discontinuation
- 1975-01-10 FR FR7500772A patent/FR2273018B1/fr not_active Expired
- 1975-01-10 DD DD183593A patent/DD116461A5/xx unknown
- 1975-01-10 NO NO750074A patent/NO750074L/no unknown
- 1975-01-10 IT IT67044/75A patent/IT1030092B/it active
- 1975-01-10 BR BR180/75A patent/BR7500180A/pt unknown
- 1975-01-10 AT AT15475A patent/AT342295B/de not_active IP Right Cessation
- 1975-01-10 GB GB1196/75A patent/GB1496931A/en not_active Expired
- 1975-01-10 BE BE152312A patent/BE824306A/xx not_active IP Right Cessation
- 1975-01-10 CA CA217,718A patent/CA1083290A/en not_active Expired
- 1975-01-11 JP JP50005884A patent/JPS6015647B2/ja not_active Expired
1983
- 1983-01-05 SE SE8300048A patent/SE449997B/sv not_active IP Right Cessation
1984
- 1984-11-09 JP JP59236537A patent/JPS60186516A/ja active Granted

Also Published As

Publication number	Publication date
ATA15475A (de)	1977-07-15
NZ176356A (en)	1978-06-20
JPS6015647B2 (ja)	1985-04-20
NL7500340A (nl)	1975-07-15
BE824306A (fr)	1975-07-10
NL182317B (nl)	1987-09-16
FR2273018A1 (de)	1975-12-26
NO750074L (de)	1975-08-04
SE8300048L (sv)	1983-01-05
BR7500180A (pt)	1975-11-04
SE8300048D0 (sv)	1983-01-05
DE2500494C2 (de)	1990-03-08
JPS60186516A (ja)	1985-09-24
SE428212B (sv)	1983-06-13
DK3775A (de)	1975-08-25
DE2500494A1 (de)	1975-07-17
FR2273018B1 (de)	1980-05-23
NL182317C (nl)	1988-02-16
ZA75145B (en)	1976-04-28
FI750060A (de)	1975-07-12
DK151816B (da)	1988-01-04
GB1496931A (en)	1978-01-05
SE449997B (sv)	1987-06-01
CA1083290A (en)	1980-08-05
IT1030092B (it)	1979-03-30
AU7723875A (en)	1976-07-15
SE7500142L (de)	1975-07-14
DD116461A5 (de)	1975-11-20
DK151816C (da)	1988-06-13
JPS50116586A (de)	1975-09-11
ES433703A1 (es)	1977-02-16
JPS6116762B2 (de)	1986-05-02

Publication	Publication Date	Title
AT341055B (de)	1978-01-25	Verfahren zur herstellung eines lackbindemittels
DD133519A5 (de)	1979-01-10	Verfahren zur herstellung eines stuetzverbands
AT355947B (de)	1980-03-25	Verfahren zur herstellung eines oxydischen schleifmittels
AT341770B (de)	1978-02-27	Verfahren zur herstellung eines formbaren, gefullten polystyrolproduktes
AT369429B (de)	1982-12-27	Verfahren zur herstellung eines teilreduzierten produktes
AT351003B (de)	1979-07-10	Verfahren zur herstellung eines katalysators zur esterdarstellung
AT339051B (de)	1977-09-26	Verfahren zur herstellung eines anorganisch-organischen kunststoffes
AT388135B (de)	1989-05-10	Verfahren zur herstellung eines luftreifens
AT357407B (de)	1980-07-10	Verfahren zur herstellung eines speckaehnlichen produktes
AT342297B (de)	1978-03-28	Verfahren zur herstellung eines neuen polymerisationsproduktes
AT341774B (de)	1978-02-27	Verfahren zur herstellung eines copolymerisationsproduktes
AT348318B (de)	1979-02-12	Verfahren zur herstellung eines formkoerpers
ATA939874A (de)	1976-04-15	Bindepechs eines verfahren zur herstellung
AT347050B (de)	1978-12-11	Verfahren zur herstellung eines neuen 6-mehtyl- 8beta- (substituierten)-methylergolins
AT342295B (de)	1978-03-28	Verfahren zur herstellung eines hydrogels
AT335485B (de)	1977-03-10	Verfahren zur herstellung eines harnstoff-formaldehyd-dungers
AT345118B (de)	1978-08-25	Verfahren zur herstellung eines radialreifens
AT351768B (de)	1979-08-10	Verfahren zur herstellung eines antistruktur- mittelgemisches
AT366056B (de)	1982-03-10	Verfahren zur herstellung eines phosphordichloridothiolats
AT343250B (de)	1978-05-10	Verfahren zur herstellung eines detergens
ATA319577A (de)	1980-02-15	Verfahren zur herstellung eines lipasereichen enzympraeparates
AT388134B (de)	1989-05-10	Verfahren zur herstellung eines luftreifens
AT346366B (de)	1978-11-10	Verfahren zur gewinnung eines n-acylierten orgoteins
DD133672A5 (de)	1979-01-17	Verfahren zur herstellung eines saeureadditionssalzes
AT341898B (de)	1978-03-10	Verfahren zur herstellung eines oxydischen schleifmittels

Legal Events

Date	Code	Title
1983-04-15	ELJ	Ceased due to non-payment of the annual fee
1986-02-15	UEP	Publication of translation of european patent specification
1999-03-15	REN	Ceased due to non-payment of the annual fee