CA2512139A1 - Photosensitive polymer networks - Google Patents

Photosensitive polymer networks Download PDF

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Publication number
CA2512139A1
CA2512139A1 CA002512139A CA2512139A CA2512139A1 CA 2512139 A1 CA2512139 A1 CA 2512139A1 CA 002512139 A CA002512139 A CA 002512139A CA 2512139 A CA2512139 A CA 2512139A CA 2512139 A1 CA2512139 A1 CA 2512139A1
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CA
Canada
Prior art keywords
component
photoreactive
network
accordance
photosensitive
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.)
Granted
Application number
CA002512139A
Other languages
French (fr)
Other versions
CA2512139C (en
Inventor
Andreas Lendlein
Hongyan Jiang
Oliver Juenger
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.)
GKSS Forshungszentrum Geesthacht GmbH
Original Assignee
Mnemoscience Gmbh
Andreas Lendlein
Hongyan Jiang
Oliver Juenger
Gkss-Forschungszentrum Geesthacht 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.)
Filing date
Publication date
Application filed by Mnemoscience Gmbh, Andreas Lendlein, Hongyan Jiang, Oliver Juenger, Gkss-Forschungszentrum Geesthacht Gmbh filed Critical Mnemoscience Gmbh
Publication of CA2512139A1 publication Critical patent/CA2512139A1/en
Application granted granted Critical
Publication of CA2512139C publication Critical patent/CA2512139C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10Esters
    • C08F220/12Esters of monohydric alcohols or phenols
    • C08F220/16Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F283/00Macromolecular compounds obtained by polymerising monomers on to polymers provided for in subclass C08G
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L27/00Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08FMACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F265/00Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00
    • C08F265/04Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group C08F20/00 on to polymers of esters
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2400/00Materials characterised by their function or physical properties
    • A61L2400/16Materials with shape-memory or superelastic properties
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24802Discontinuous or differential coating, impregnation or bond [e.g., artwork, printing, retouched photograph, etc.]

Abstract

The invention relates to amorphous photosensitive networks characterised by good shape memory properties.

Claims (20)

1. Photosensitive polymeric networks, comprising an amorphous network and a photoreactive component.
2. Photosensitive polymeric network in accordance with claim 1, wherein the amorphous network comprises a matrix component and a crosslinking component.
3. Photosensitive network in accordance with claim 2, wherein the photoreactive component is copolymerised with the amorphous network.
4. Photosensitive polymeric network in accordance with claim 2, wherein the photoreactive component is not copolymerised with the amorphous network.
5. Photosensitive polymeric network in accordance with claim 4, wherein the polymeric network comprises an amorphous network and a photoreactive component, physically admixed therewith.
6. Photosensitive polymeric network in accordance with any one of the preceding claims, wherein the matrix component is an acrylate material and/or a methacrylate material and wherein the crosslinking component is a diacrylate compound and/or a dimethacrylate compound.
7. Photosensitive polymeric network in accordance with any one of the preceding claims, wherein the photoreactive component is a component able to undergo a reversible photodimerization.
8. Photosensitive polymer network in accordance with any one of the preceding claims, wherein the photoreactive component is a cinnamic acid ester compound or a cinnamyl acid ester compound.
9. Photosensitive polymeric network in accordance with any one of the preceding claims, wherein the photoreactive compound is copolymerised with the amorphous network in the form of an acrylate compound or wherein the photoreactive component is physically admixed with the amorphous network in the form of a polymer or oligomer having at least three photoreactive groups.
10. Process for the preparation of a photosensitive polymeric network in accordance with any of the preceding claims, wherein either - a matrix component is polymerised with a crosslinking component and a photoreactive component or - a matrix component is polymerised with a crosslinking component followed by admixing a photoreactive component with the amorphous network.
11. Use of a photosensitive polymeric network in accordance with any of the preceding claims as medicinal material, in particular for transportation and for targeted release of drugs or diagnostic agents.
12. Photoreactive component, comprising an oligomeric or polymeric scaffold with at least three terminals, wherein each terminal comprises a photoreactive group.
13. Photoreactive component according to claim 12, wherein the photoreactive group is a group able to undergo a reversible photo dimerization.
14. Photoreactive component in accordance with claim 13, wherein the photoreactive group is a cinnamic acid ester compound or a cinnamyl acid ester compound.
15. Photoreactive component in accordance with any of claims 12 to 14, wherein the scaffold is a star shaped scaffold with three to 6, preferable for branches (chain terminals).
16. Photoreactive component in accordance with claim 15 wherein the scaffold is a polyalkylene glycol scaffold, preferably a polyethylene glycol scaffold.
17. Use of a photoreactive component in accordance with any of claims 12 to 16 for the preparation of a polymeric photosensitive network.
18. Process for programming a photosensitive polymeric network, comprising the following steps:
- providing a sample of a photosensitive polymeric network, wherein the photoreactive groups are not present in photodimerized form, - deformation of the sample, - irradiation of the sample with light having a wavelength initiating the photodimerization of the photoreactive component, - relaxation of the sample.
19. Method for programming a photosensitive polymeric network in accordance with claim 18, wherein the photoreactive component is a cinnamic acid ester compound or a cinnamyl acid ester compound.
20. Method for programming a photosensitive polymeric network in accordance with claim 18 to 19, wherein the light is UV irradiation having a wavelength in the area of > 250 nm.
CA2512139A 2003-01-08 2003-12-17 Photosensitive polymer networks Expired - Fee Related CA2512139C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10300271A DE10300271A1 (en) 2003-01-08 2003-01-08 Photosensitive polymer networks
DE10300271.5 2003-01-08
PCT/EP2003/014414 WO2004062706A1 (en) 2003-01-08 2003-12-17 Photosensitive polymer networks

Publications (2)

Publication Number Publication Date
CA2512139A1 true CA2512139A1 (en) 2004-07-29
CA2512139C CA2512139C (en) 2010-09-28

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CA2512139A Expired - Fee Related CA2512139C (en) 2003-01-08 2003-12-17 Photosensitive polymer networks

Country Status (15)

Country Link
US (2) US8673536B2 (en)
EP (1) EP1581271B1 (en)
JP (1) JP2006513286A (en)
KR (1) KR100682704B1 (en)
AT (1) ATE326989T1 (en)
AU (1) AU2003302283B2 (en)
BR (1) BR0317971A (en)
CA (1) CA2512139C (en)
DE (2) DE10300271A1 (en)
DK (1) DK1581271T3 (en)
ES (1) ES2265606T3 (en)
MX (1) MXPA05007359A (en)
RU (1) RU2296141C2 (en)
WO (1) WO2004062706A1 (en)
ZA (1) ZA200505403B (en)

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Also Published As

Publication number Publication date
JP2006513286A (en) 2006-04-20
ES2265606T3 (en) 2007-02-16
DE50303521D1 (en) 2006-06-29
US8309281B2 (en) 2012-11-13
RU2296141C2 (en) 2007-03-27
KR20050109466A (en) 2005-11-21
US8673536B2 (en) 2014-03-18
CA2512139C (en) 2010-09-28
BR0317971A (en) 2005-12-06
ATE326989T1 (en) 2006-06-15
ZA200505403B (en) 2006-12-27
KR100682704B1 (en) 2007-02-15
DK1581271T3 (en) 2006-09-25
EP1581271B1 (en) 2006-05-24
RU2005125041A (en) 2006-01-27
WO2004062706A1 (en) 2004-07-29
AU2003302283A1 (en) 2004-08-10
DE10300271A1 (en) 2004-07-22
US20060257629A1 (en) 2006-11-16
US20110092609A1 (en) 2011-04-21
MXPA05007359A (en) 2006-02-10
EP1581271A1 (en) 2005-10-05
AU2003302283B2 (en) 2007-10-04

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