DE2242298A1 - Gefaerbtes polyglycolsaeure-nahtmaterial - Google Patents
Gefaerbtes polyglycolsaeure-nahtmaterialInfo
- Publication number
- DE2242298A1 DE2242298A1 DE2242298A DE2242298A DE2242298A1 DE 2242298 A1 DE2242298 A1 DE 2242298A1 DE 2242298 A DE2242298 A DE 2242298A DE 2242298 A DE2242298 A DE 2242298A DE 2242298 A1 DE2242298 A1 DE 2242298A1
- Authority
- DE
- Germany
- Prior art keywords
- polyglycolic acid
- anthraquinone
- bis
- toluidino
- percent
- 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.)
- Pending
Links
- 229920000954 Polyglycolide Polymers 0.000 title claims description 98
- 239000004633 polyglycolic acid Substances 0.000 title claims description 97
- 239000000463 material Substances 0.000 title description 12
- 238000001881 scanning electron acoustic microscopy Methods 0.000 title 1
- TVRGPOFMYCMNRB-UHFFFAOYSA-N quinizarine green ss Chemical compound C1=CC(C)=CC=C1NC(C=1C(=O)C2=CC=CC=C2C(=O)C=11)=CC=C1NC1=CC=C(C)C=C1 TVRGPOFMYCMNRB-UHFFFAOYSA-N 0.000 claims description 43
- 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 claims description 22
- 150000004056 anthraquinones Chemical class 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 14
- 229920001519 homopolymer Polymers 0.000 claims description 12
- 239000006104 solid solution Substances 0.000 claims description 11
- 239000000155 melt Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 9
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical group CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 8
- 239000003356 suture material Substances 0.000 claims description 8
- 238000010521 absorption reaction Methods 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 6
- 239000008188 pellet Substances 0.000 claims description 4
- 238000004043 dyeing Methods 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims 1
- 239000012633 leachable Substances 0.000 claims 1
- 229920000642 polymer Polymers 0.000 description 40
- 210000001519 tissue Anatomy 0.000 description 36
- AEMRFAOFKBGASW-UHFFFAOYSA-N Glycolic acid Polymers OCC(O)=O AEMRFAOFKBGASW-UHFFFAOYSA-N 0.000 description 15
- 239000003086 colorant Substances 0.000 description 14
- 239000000975 dye Substances 0.000 description 13
- 239000000047 product Substances 0.000 description 13
- 238000012360 testing method Methods 0.000 description 13
- 239000000835 fiber Substances 0.000 description 12
- 230000008901 benefit Effects 0.000 description 10
- 239000004744 fabric Substances 0.000 description 10
- 238000001125 extrusion Methods 0.000 description 9
- 238000009987 spinning Methods 0.000 description 9
- RKDVKSZUMVYZHH-UHFFFAOYSA-N 1,4-dioxane-2,5-dione Chemical compound O=C1COC(=O)CO1 RKDVKSZUMVYZHH-UHFFFAOYSA-N 0.000 description 8
- 230000035876 healing Effects 0.000 description 8
- 230000001788 irregular Effects 0.000 description 8
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 239000000049 pigment Substances 0.000 description 8
- 230000002787 reinforcement Effects 0.000 description 8
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 7
- 229920001577 copolymer Polymers 0.000 description 7
- 229960004275 glycolic acid Drugs 0.000 description 7
- 210000004185 liver Anatomy 0.000 description 7
- 238000002074 melt spinning Methods 0.000 description 7
- -1 polyethylene Polymers 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 238000001356 surgical procedure Methods 0.000 description 7
- 206010052428 Wound Diseases 0.000 description 6
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 239000006229 carbon black Substances 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000005299 abrasion Methods 0.000 description 5
- 238000004040 coloring Methods 0.000 description 5
- 150000002148 esters Chemical class 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 4
- 208000032843 Hemorrhage Diseases 0.000 description 4
- 241001465754 Metazoa Species 0.000 description 4
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Chemical group CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 235000013980 iron oxide Nutrition 0.000 description 4
- 235000014655 lactic acid Nutrition 0.000 description 4
- 239000004310 lactic acid Substances 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000011477 surgical intervention Methods 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- LMJVMVCQHQVJDB-UHFFFAOYSA-N 1-(4-methylanilino)anthracene-9,10-dione Chemical compound C1=CC(C)=CC=C1NC1=CC=CC2=C1C(=O)C1=CC=CC=C1C2=O LMJVMVCQHQVJDB-UHFFFAOYSA-N 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000007943 implant Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- JJTUDXZGHPGLLC-UHFFFAOYSA-N lactide Chemical compound CC1OC(=O)C(C)OC1=O JJTUDXZGHPGLLC-UHFFFAOYSA-N 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 210000000056 organ Anatomy 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910014033 C-OH Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- 229910014570 C—OH Inorganic materials 0.000 description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 206010039509 Scab Diseases 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 235000000382 Thelesperma megapotamicum Nutrition 0.000 description 2
- 244000283375 Thelesperma megapotamicum Species 0.000 description 2
- 150000008064 anhydrides Chemical group 0.000 description 2
- 239000001000 anthraquinone dye Substances 0.000 description 2
- 210000001367 artery Anatomy 0.000 description 2
- 230000000740 bleeding effect Effects 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 210000001124 body fluid Anatomy 0.000 description 2
- 239000010839 body fluid Substances 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000002316 cosmetic surgery Methods 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 2
- 229960001826 dimethylphthalate Drugs 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000023597 hemostasis Effects 0.000 description 2
- 210000003734 kidney Anatomy 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 210000004072 lung Anatomy 0.000 description 2
- 239000005445 natural material Substances 0.000 description 2
- 229940074731 ophthalmologic surgical aids Drugs 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 239000012265 solid product Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 210000001835 viscera Anatomy 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000008096 xylene Substances 0.000 description 2
- BYEAHWXPCBROCE-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-ol Chemical compound FC(F)(F)C(O)C(F)(F)F BYEAHWXPCBROCE-UHFFFAOYSA-N 0.000 description 1
- VAIZVCMDJPBJCM-UHFFFAOYSA-N 1,1,1,3,3,3-hexafluoropropan-2-one;trihydrate Chemical compound O.O.O.FC(F)(F)C(=O)C(F)(F)F.FC(F)(F)C(=O)C(F)(F)F VAIZVCMDJPBJCM-UHFFFAOYSA-N 0.000 description 1
- 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 1
- 208000032544 Cicatrix Diseases 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 description 1
- 206010019909 Hernia Diseases 0.000 description 1
- 208000007101 Muscle Cramp Diseases 0.000 description 1
- 206010028980 Neoplasm Diseases 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 240000002834 Paulownia tomentosa Species 0.000 description 1
- 235000010678 Paulownia tomentosa Nutrition 0.000 description 1
- 210000003815 abdominal wall Anatomy 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000004480 active ingredient Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000011888 autopsy Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000036770 blood supply Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000007859 condensation product Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000004042 decolorization Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- BCAARMUWIRURQS-UHFFFAOYSA-N dicalcium;oxocalcium;silicate Chemical compound [Ca+2].[Ca+2].[Ca]=O.[O-][Si]([O-])([O-])[O-] BCAARMUWIRURQS-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- LQZZUXJYWNFBMV-UHFFFAOYSA-N dodecan-1-ol Chemical compound CCCCCCCCCCCCO LQZZUXJYWNFBMV-UHFFFAOYSA-N 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 230000032050 esterification Effects 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000012438 extruded product Nutrition 0.000 description 1
- 230000001815 facial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 210000000936 intestine Anatomy 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000001034 iron oxide pigment Substances 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- RMIODHQZRUFFFF-UHFFFAOYSA-N methoxyacetic acid Chemical compound COCC(O)=O RMIODHQZRUFFFF-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229920005615 natural polymer Polymers 0.000 description 1
- 210000005036 nerve Anatomy 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000000399 orthopedic effect Effects 0.000 description 1
- 229940006297 other ophthalmologic surgical aid in atc Drugs 0.000 description 1
- 239000006187 pill Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000747 poly(lactic acid) Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000004626 polylactic acid Substances 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 238000004393 prognosis Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 230000037390 scarring Effects 0.000 description 1
- 230000037387 scars Effects 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000010186 staining Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 210000000779 thoracic wall Anatomy 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000472 traumatic effect Effects 0.000 description 1
- 230000002792 vascular Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P3/00—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated
- D06P3/004—Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated using dispersed dyes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS 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
- A61L17/00—Materials for surgical sutures or for ligaturing blood vessels ; Materials for prostheses or catheters
- A61L17/06—At least partially resorbable materials
- A61L17/10—At least partially resorbable materials containing macromolecular materials
- A61L17/12—Homopolymers or copolymers of glycolic acid or lactic acid
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/17—Amines; Quaternary ammonium compounds
- C08K5/18—Amines; Quaternary ammonium compounds with aromatically bound amino groups
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/62—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters
- D01F6/625—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polyesters derived from hydroxy-carboxylic acids, e.g. lactones
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Public Health (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Veterinary Medicine (AREA)
- Surgery (AREA)
- General Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Materials For Medical Uses (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Coloring (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US17629171A | 1971-08-30 | 1971-08-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2242298A1 true DE2242298A1 (de) | 1973-03-08 |
Family
ID=22643765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2242298A Pending DE2242298A1 (de) | 1971-08-30 | 1972-08-28 | Gefaerbtes polyglycolsaeure-nahtmaterial |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS4833687A (enExample) |
| AU (1) | AU4565772A (enExample) |
| BE (1) | BE788116A (enExample) |
| CH (1) | CH569485A5 (enExample) |
| DD (1) | DD104431A5 (enExample) |
| DE (1) | DE2242298A1 (enExample) |
| FR (1) | FR2150993A1 (enExample) |
| IL (1) | IL40142A0 (enExample) |
| IT (1) | IT972343B (enExample) |
| NL (1) | NL7211564A (enExample) |
| ZA (1) | ZA725588B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108933A1 (en) * | 1982-11-12 | 1984-05-23 | American Cyanamid Company | Poly(glycolic acid)/poly(oxyethylene)triblock copolymers and method of manufacturing the same |
-
0
- BE BE788116D patent/BE788116A/xx unknown
-
1972
- 1972-08-14 ZA ZA725588A patent/ZA725588B/xx unknown
- 1972-08-16 AU AU45657/72A patent/AU4565772A/en not_active Expired
- 1972-08-16 IL IL40142A patent/IL40142A0/xx unknown
- 1972-08-24 NL NL7211564A patent/NL7211564A/xx unknown
- 1972-08-28 DE DE2242298A patent/DE2242298A1/de active Pending
- 1972-08-29 IT IT52415/72A patent/IT972343B/it active
- 1972-08-30 DD DD165328A patent/DD104431A5/xx unknown
- 1972-08-30 FR FR7230816A patent/FR2150993A1/fr active Granted
- 1972-08-30 CH CH1278772A patent/CH569485A5/xx not_active IP Right Cessation
- 1972-08-30 JP JP47087043A patent/JPS4833687A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0108933A1 (en) * | 1982-11-12 | 1984-05-23 | American Cyanamid Company | Poly(glycolic acid)/poly(oxyethylene)triblock copolymers and method of manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| ZA725588B (en) | 1973-04-25 |
| NL7211564A (enExample) | 1973-03-02 |
| DD104431A5 (enExample) | 1974-03-12 |
| AU4565772A (en) | 1974-02-21 |
| IL40142A0 (en) | 1972-10-29 |
| BE788116A (fr) | 1973-02-28 |
| JPS4833687A (enExample) | 1973-05-11 |
| FR2150993B1 (enExample) | 1976-05-21 |
| CH569485A5 (enExample) | 1975-11-28 |
| IT972343B (it) | 1974-05-20 |
| FR2150993A1 (en) | 1973-04-13 |
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