JPS5941946B2 - 陶材 - Google Patents
陶材Info
- Publication number
- JPS5941946B2 JPS5941946B2 JP50094103A JP9410375A JPS5941946B2 JP S5941946 B2 JPS5941946 B2 JP S5941946B2 JP 50094103 A JP50094103 A JP 50094103A JP 9410375 A JP9410375 A JP 9410375A JP S5941946 B2 JPS5941946 B2 JP S5941946B2
- Authority
- JP
- Japan
- Prior art keywords
- precipitate
- hydroxylapatite
- calcium
- porcelain
- product
- 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.)
- Expired
Links
- 229910052573 porcelain Inorganic materials 0.000 title claims description 86
- 239000002244 precipitate Substances 0.000 claims abstract description 42
- 238000005245 sintering Methods 0.000 claims abstract description 33
- 239000011575 calcium Substances 0.000 claims abstract description 27
- 239000011230 binding agent Substances 0.000 claims abstract description 23
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 18
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 16
- 239000001506 calcium phosphate Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 claims abstract description 13
- 229910000389 calcium phosphate Inorganic materials 0.000 claims abstract description 12
- 235000011010 calcium phosphates Nutrition 0.000 claims abstract description 12
- 239000012736 aqueous medium Substances 0.000 claims abstract description 10
- 238000000280 densification Methods 0.000 claims abstract description 9
- 239000000047 product Substances 0.000 claims description 69
- 238000000034 method Methods 0.000 claims description 57
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 23
- 229910052791 calcium Inorganic materials 0.000 claims description 23
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 19
- 239000011574 phosphorus Substances 0.000 claims description 19
- 229910052698 phosphorus Inorganic materials 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000005520 cutting process Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 229910052588 hydroxylapatite Inorganic materials 0.000 abstract description 112
- XYJRXVWERLGGKC-UHFFFAOYSA-D pentacalcium;hydroxide;triphosphate Chemical group [OH-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O XYJRXVWERLGGKC-UHFFFAOYSA-D 0.000 abstract description 112
- 239000000919 ceramic Substances 0.000 abstract description 41
- 210000000988 bone and bone Anatomy 0.000 abstract description 13
- 102000008186 Collagen Human genes 0.000 abstract description 12
- 108010035532 Collagen Proteins 0.000 abstract description 12
- 229920001436 collagen Polymers 0.000 abstract description 12
- CVPJXKJISAFJDU-UHFFFAOYSA-A nonacalcium;magnesium;hydrogen phosphate;iron(2+);hexaphosphate Chemical compound [Mg+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Fe+2].OP([O-])([O-])=O.OP([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O CVPJXKJISAFJDU-UHFFFAOYSA-A 0.000 abstract description 10
- 229910052591 whitlockite Inorganic materials 0.000 abstract description 10
- 239000011148 porous material Substances 0.000 abstract description 9
- 238000001035 drying Methods 0.000 abstract description 8
- -1 Fluoride ions Chemical class 0.000 abstract description 7
- 229920000742 Cotton Polymers 0.000 abstract description 5
- 239000001913 cellulose Substances 0.000 abstract description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 229920003124 powdered cellulose Polymers 0.000 abstract description 4
- 235000019814 powdered cellulose Nutrition 0.000 abstract description 4
- 238000000354 decomposition reaction Methods 0.000 abstract description 3
- 239000000376 reactant Substances 0.000 abstract description 3
- 229920002472 Starch Polymers 0.000 abstract description 2
- 239000003814 drug Substances 0.000 abstract description 2
- 239000008107 starch Substances 0.000 abstract description 2
- 235000019698 starch Nutrition 0.000 abstract description 2
- 238000003776 cleavage reaction Methods 0.000 abstract 2
- 230000007017 scission Effects 0.000 abstract 2
- 101100283604 Caenorhabditis elegans pigk-1 gene Proteins 0.000 abstract 1
- 229920002319 Poly(methyl acrylate) Polymers 0.000 abstract 1
- 239000004068 calcium phosphate ceramic Substances 0.000 abstract 1
- 238000005336 cracking Methods 0.000 abstract 1
- 229940079593 drug Drugs 0.000 abstract 1
- 239000000203 mixture Substances 0.000 description 49
- 239000000463 material Substances 0.000 description 47
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 32
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 26
- 239000000725 suspension Substances 0.000 description 22
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 19
- 239000000243 solution Substances 0.000 description 17
- 238000012360 testing method Methods 0.000 description 17
- CGMRCMMOCQYHAD-UHFFFAOYSA-J dicalcium hydroxide phosphate Chemical compound [OH-].[Ca++].[Ca++].[O-]P([O-])([O-])=O CGMRCMMOCQYHAD-UHFFFAOYSA-J 0.000 description 16
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical compound [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 description 15
- 239000012153 distilled water Substances 0.000 description 14
- 239000007864 aqueous solution Substances 0.000 description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 12
- 238000011049 filling Methods 0.000 description 11
- 239000007943 implant Substances 0.000 description 11
- 238000002441 X-ray diffraction Methods 0.000 description 10
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 10
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 10
- 210000003298 dental enamel Anatomy 0.000 description 10
- PUZPDOWCWNUUKD-UHFFFAOYSA-M sodium fluoride Chemical compound [F-].[Na+] PUZPDOWCWNUUKD-UHFFFAOYSA-M 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- 210000001519 tissue Anatomy 0.000 description 10
- 229910021529 ammonia Inorganic materials 0.000 description 9
- 239000003795 chemical substances by application Substances 0.000 description 8
- 239000012065 filter cake Substances 0.000 description 8
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 8
- 239000000975 dye Substances 0.000 description 7
- 235000012970 cakes Nutrition 0.000 description 6
- 239000007891 compressed tablet Substances 0.000 description 6
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 6
- 238000002156 mixing Methods 0.000 description 6
- 230000000704 physical effect Effects 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000004342 Benzoyl peroxide Substances 0.000 description 5
- 229920002125 Sokalan® Polymers 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 5
- 235000019400 benzoyl peroxide Nutrition 0.000 description 5
- 238000009835 boiling Methods 0.000 description 5
- 239000007859 condensation product Substances 0.000 description 5
- 239000004584 polyacrylic acid Substances 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011775 sodium fluoride Substances 0.000 description 5
- 235000013024 sodium fluoride Nutrition 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000004575 stone Substances 0.000 description 5
- 239000011787 zinc oxide Substances 0.000 description 5
- DDFHBQSCUXNBSA-UHFFFAOYSA-N 5-(5-carboxythiophen-2-yl)thiophene-2-carboxylic acid Chemical compound S1C(C(=O)O)=CC=C1C1=CC=C(C(O)=O)S1 DDFHBQSCUXNBSA-UHFFFAOYSA-N 0.000 description 4
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical compound C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 description 4
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- 239000007900 aqueous suspension Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000002051 biphasic effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000004310 lactic acid Substances 0.000 description 4
- 235000014655 lactic acid Nutrition 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000007505 plaque formation Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 239000011550 stock solution Substances 0.000 description 4
- HWSSEYVMGDIFMH-UHFFFAOYSA-N 2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOC(=O)C(C)=C HWSSEYVMGDIFMH-UHFFFAOYSA-N 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 3
- 108010010803 Gelatin Proteins 0.000 description 3
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 3
- 230000002882 anti-plaque Effects 0.000 description 3
- 229910052586 apatite Inorganic materials 0.000 description 3
- 239000012237 artificial material Substances 0.000 description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 3
- 238000005119 centrifugation Methods 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000001493 electron microscopy Methods 0.000 description 3
- 238000000921 elemental analysis Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 229920000159 gelatin Polymers 0.000 description 3
- 239000008273 gelatin Substances 0.000 description 3
- 235000019322 gelatine Nutrition 0.000 description 3
- 235000011852 gelatine desserts Nutrition 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000010802 sludge Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- 229910000391 tricalcium phosphate Inorganic materials 0.000 description 3
- 210000000689 upper leg Anatomy 0.000 description 3
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
- 239000004254 Ammonium phosphate Substances 0.000 description 2
- 235000014653 Carica parviflora Nutrition 0.000 description 2
- 241000243321 Cnidaria Species 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 206010061218 Inflammation Diseases 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 2
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- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- 235000011114 ammonium hydroxide Nutrition 0.000 description 2
- 229910000148 ammonium phosphate Inorganic materials 0.000 description 2
- 235000019289 ammonium phosphates Nutrition 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 229910000019 calcium carbonate Inorganic materials 0.000 description 2
- 239000013043 chemical agent Substances 0.000 description 2
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- 239000003431 cross linking reagent Substances 0.000 description 2
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- 238000010908 decantation Methods 0.000 description 2
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- 239000003479 dental cement Substances 0.000 description 2
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- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
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- HIEXFSLRRICUMF-JITBQSAISA-N (e)-but-2-enedioic acid;phthalic acid;propane-1,2-diol Chemical compound CC(O)CO.OC(=O)\C=C\C(O)=O.OC(=O)C1=CC=CC=C1C(O)=O HIEXFSLRRICUMF-JITBQSAISA-N 0.000 description 1
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- KUBDPQJOLOUJRM-UHFFFAOYSA-N 2-(chloromethyl)oxirane;4-[2-(4-hydroxyphenyl)propan-2-yl]phenol Chemical compound ClCC1CO1.C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 KUBDPQJOLOUJRM-UHFFFAOYSA-N 0.000 description 1
- GPLACOONWGSIIP-UHFFFAOYSA-N 2-(n-[2-hydroxy-3-(2-methylprop-2-enoyloxy)propyl]anilino)acetic acid Chemical compound CC(=C)C(=O)OCC(O)CN(CC(O)=O)C1=CC=CC=C1 GPLACOONWGSIIP-UHFFFAOYSA-N 0.000 description 1
- LTHJXDSHSVNJKG-UHFFFAOYSA-N 2-[2-[2-[2-(2-methylprop-2-enoyloxy)ethoxy]ethoxy]ethoxy]ethyl 2-methylprop-2-enoate Chemical compound CC(=C)C(=O)OCCOCCOCCOCCOC(=O)C(C)=C LTHJXDSHSVNJKG-UHFFFAOYSA-N 0.000 description 1
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- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 1
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
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- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
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- KQNZLOUWXSAZGD-UHFFFAOYSA-N benzylperoxymethylbenzene Chemical compound C=1C=CC=CC=1COOCC1=CC=CC=C1 KQNZLOUWXSAZGD-UHFFFAOYSA-N 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 235000010980 cellulose Nutrition 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004737 colorimetric analysis Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229940127089 cytotoxic agent Drugs 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 239000005548 dental material Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 235000021463 dry cake Nutrition 0.000 description 1
- 210000003414 extremity Anatomy 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000003682 fluorination reaction Methods 0.000 description 1
- 230000000855 fungicidal effect Effects 0.000 description 1
- 239000000417 fungicide Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000035876 healing Effects 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 238000001027 hydrothermal synthesis Methods 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- SEOVTRFCIGRIMH-UHFFFAOYSA-N indole-3-acetic acid Chemical group C1=CC=C2C(CC(=O)O)=CNC2=C1 SEOVTRFCIGRIMH-UHFFFAOYSA-N 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 229940001447 lactate Drugs 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910001425 magnesium ion Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- RSMUVYRMZCOLBH-UHFFFAOYSA-N metsulfuron methyl Chemical compound COC(=O)C1=CC=CC=C1S(=O)(=O)NC(=O)NC1=NC(C)=NC(OC)=N1 RSMUVYRMZCOLBH-UHFFFAOYSA-N 0.000 description 1
- 210000002500 microbody Anatomy 0.000 description 1
- 239000012778 molding material Substances 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000037368 penetrate the skin Effects 0.000 description 1
- 210000002379 periodontal ligament Anatomy 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229940085991 phosphate ion Drugs 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000013001 point bending Methods 0.000 description 1
- 238000001907 polarising light microscopy Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 239000004848 polyfunctional curative Substances 0.000 description 1
- 239000002685 polymerization catalyst Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000004626 scanning electron microscopy Methods 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 239000011163 secondary particle Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000001540 sodium lactate Substances 0.000 description 1
- 229940005581 sodium lactate Drugs 0.000 description 1
- 235000011088 sodium lactate Nutrition 0.000 description 1
- ANOBYBYXJXCGBS-UHFFFAOYSA-L stannous fluoride Chemical compound F[Sn]F ANOBYBYXJXCGBS-UHFFFAOYSA-L 0.000 description 1
- 229960002799 stannous fluoride Drugs 0.000 description 1
- 239000012258 stirred mixture Substances 0.000 description 1
- 229910001427 strontium ion Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- 238000002054 transplantation Methods 0.000 description 1
- GQIUQDDJKHLHTB-UHFFFAOYSA-N trichloro(ethenyl)silane Chemical compound Cl[Si](Cl)(Cl)C=C GQIUQDDJKHLHTB-UHFFFAOYSA-N 0.000 description 1
- DQZNLOXENNXVAD-UHFFFAOYSA-N trimethoxy-[2-(7-oxabicyclo[4.1.0]heptan-4-yl)ethyl]silane Chemical compound C1C(CC[Si](OC)(OC)OC)CCC2OC21 DQZNLOXENNXVAD-UHFFFAOYSA-N 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
- 239000005050 vinyl trichlorosilane Substances 0.000 description 1
- 238000003260 vortexing Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/32—Phosphates of magnesium, calcium, strontium, or barium
- C01B25/327—After-treatment
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/40—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
- A61L27/44—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix
- A61L27/46—Composite materials, i.e. containing one material dispersed in a matrix of the same or different material having a macromolecular matrix with phosphorus-containing inorganic fillers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/50—Preparations specially adapted for dental root treatment
- A61K6/54—Filling; Sealing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/70—Preparations for dentistry comprising inorganic additives
- A61K6/78—Pigments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K6/00—Preparations for dentistry
- A61K6/80—Preparations for artificial teeth, for filling teeth or for capping teeth
- A61K6/831—Preparations for artificial teeth, for filling teeth or for capping teeth comprising non-metallic elements or compounds thereof, e.g. carbon
- A61K6/838—Phosphorus compounds, e.g. apatite
-
- 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
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/02—Inorganic materials
- A61L27/12—Phosphorus-containing materials, e.g. apatite
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/447—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on phosphates, e.g. hydroxyapatite
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00179—Ceramics or ceramic-like structures
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00179—Ceramics or ceramic-like structures
- A61F2310/00185—Ceramics or ceramic-like structures based on metal oxides
- A61F2310/00203—Ceramics or ceramic-like structures based on metal oxides containing alumina or aluminium oxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00179—Ceramics or ceramic-like structures
- A61F2310/00293—Ceramics or ceramic-like structures containing a phosphorus-containing compound, e.g. apatite
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Medicinal Chemistry (AREA)
- Dermatology (AREA)
- Transplantation (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Dentistry (AREA)
- Plastic & Reconstructive Surgery (AREA)
- Composite Materials (AREA)
- Dental Preparations (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Materials For Medical Uses (AREA)
- Dental Prosthetics (AREA)
- Porous Artificial Stone Or Porous Ceramic Products (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US49424074A | 1974-08-02 | 1974-08-02 | |
US494240 | 1974-08-02 | ||
US59330375A | 1975-07-07 | 1975-07-07 | |
US593303 | 1975-07-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5140400A JPS5140400A (es) | 1976-04-05 |
JPS5941946B2 true JPS5941946B2 (ja) | 1984-10-11 |
Family
ID=27051362
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP50094103A Expired JPS5941946B2 (ja) | 1974-08-02 | 1975-08-01 | 陶材 |
Country Status (20)
Country | Link |
---|---|
JP (1) | JPS5941946B2 (es) |
AR (1) | AR210581A1 (es) |
AT (1) | AT370067B (es) |
AU (1) | AU500991B2 (es) |
BR (1) | BR7504887A (es) |
CA (1) | CA1096582A (es) |
CH (2) | CH618951A5 (es) |
DE (1) | DE2534504A1 (es) |
DK (1) | DK347975A (es) |
FI (1) | FI64131C (es) |
FR (1) | FR2283104A1 (es) |
GB (1) | GB1522182A (es) |
IE (1) | IE42442B1 (es) |
IL (1) | IL47794A (es) |
IT (1) | IT1044406B (es) |
LU (1) | LU73132A1 (es) |
NL (1) | NL182859C (es) |
NO (1) | NO138802C (es) |
NZ (1) | NZ178266A (es) |
SE (3) | SE426386B (es) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2620907C3 (de) * | 1976-05-12 | 1984-09-20 | Battelle-Institut E.V., 6000 Frankfurt | Verankerung für hochbelastete Endoprothesen |
AT352867B (de) * | 1976-05-12 | 1979-10-10 | Battelle Institut E V | Knochenersatz-knochenverbund-oder prothesen- verankerungswerkstoff und verfahren zu seiner herstellung |
US4075092A (en) * | 1976-08-10 | 1978-02-21 | Research Corporation | High surface area permeable material |
CH608957A5 (es) * | 1977-02-25 | 1979-02-15 | Leuthard Paul E | |
US4195366A (en) * | 1977-12-23 | 1980-04-01 | Sterling Drug Inc. | Whitlockite ceramic |
JPS54147940A (en) * | 1978-05-09 | 1979-11-19 | Sakurai Seiya | Method for supplying trace nutritious elements to food * controlling oxidation and genera bacteria by basic pentacalcium triiphosphate |
JPS5550349A (en) * | 1978-10-09 | 1980-04-12 | Kureha Chemical Ind Co Ltd | Dental compound material |
FR2460657A1 (fr) * | 1979-07-12 | 1981-01-30 | Anvar | Implant biodegradable utilisable comme piece de prothese osseuse |
JPS5645814A (en) * | 1979-09-25 | 1981-04-25 | Kureha Chem Ind Co Ltd | Hydroxyapatite, its ceramic material and its manufacture |
FR2478650A1 (fr) * | 1980-03-24 | 1981-09-25 | Commissariat Energie Atomique | Ciment utilisable pour la fixation de protheses osseuses |
FR2485504A1 (fr) * | 1980-06-30 | 1981-12-31 | Centre Nat Rech Scient | Nouveau materiau fritte, sa preparation et son application a la realisation de prothese osseuse |
FR2527779B1 (fr) * | 1982-05-25 | 1985-05-31 | Commissariat Energie Atomique | Materiau simulateur du tissu osseux, son procede de preparation et ses utilisations |
CA1247960A (en) | 1983-03-24 | 1989-01-03 | Hideki Aoki | Transcutaneously implantable element |
DE3424777C2 (de) * | 1983-07-08 | 1995-08-03 | Kyushu Refractories | Künstliche Zahnmaterialien |
NL8402158A (nl) * | 1983-07-09 | 1985-02-01 | Sumitomo Cement Co | Poreus keramisch materiaal en werkwijze voor de bereiding daarvan. |
FR2577142B1 (fr) * | 1985-02-13 | 1987-03-06 | Commissariat Energie Atomique | Implant osseux en resine epoxyde renforcee par des fibres de carbone et son procede de fabrication |
JPH0624964B2 (ja) * | 1985-09-23 | 1994-04-06 | 東燃株式会社 | リン酸カルシウム系ヒドロキシアパタイト及びその製造方法 |
DE3609432A1 (de) * | 1986-03-20 | 1987-09-24 | Kerstin Koerber | Sinterbare dentale abformmassen und ihre verwendung |
JPH0720486B2 (ja) * | 1986-10-30 | 1995-03-08 | 京セラ株式会社 | リン酸カルシウム系生体補綴材とその製造方法 |
US4861733A (en) * | 1987-02-13 | 1989-08-29 | Interpore International | Calcium phosphate bone substitute materials |
JP2608721B2 (ja) * | 1987-05-12 | 1997-05-14 | 旭光学工業株式会社 | リン酸カルシウム系材料の製造方法 |
JP2934269B2 (ja) * | 1988-06-21 | 1999-08-16 | ビータ・ツェーンファブリーク・ハー・ラウテル・ゲーエムベーハー・ウント・コ・カーゲー | 分散セラミック組成物 |
EP0410010B1 (de) * | 1989-07-22 | 1993-10-27 | Johannes Friedrich Prof. Dr. Osborn | Osteotropes Implantatmaterial |
DE3935060C2 (de) * | 1989-10-20 | 1996-05-30 | Herbst Bremer Goldschlaegerei | Verfahren zur Herstellung eines keramischen Materials für den Dentalbereich und eine Verwendung desselben |
DE4302072A1 (de) * | 1993-01-26 | 1994-07-28 | Herbst Bremer Goldschlaegerei | Keramisches Material für Zahnfüllungen und/oder Zahnersatz und Verfahren zur Herstellung desselben |
GB9310194D0 (en) * | 1993-05-18 | 1993-06-30 | Millenium Bioligix Inc | Assessment of osteoclast activity |
DE10027946A1 (de) * | 2000-06-08 | 2001-12-13 | Wolfgang Wiedemann | Keramisches Material für Dentalanwendungen sowie Verfahren zu dessen Herstellung und Verwendung eines Ausgangsstoffs des Herstellungsverfahrens für Dentalanwendungen |
US20170087060A1 (en) * | 2011-11-18 | 2017-03-30 | Sofsera Corporation | Tooth surface repairing material |
CN114890816B (zh) * | 2022-04-20 | 2023-04-25 | 广东欧文莱陶瓷有限公司 | 一种具有树叶面的瓷砖及其制备方法 |
CN115651634B (zh) * | 2022-10-24 | 2024-07-19 | 大连工业大学 | 一种高热稳定性钙钛矿量子点/羟基磷灰石复合发光材料及其制备方法和应用 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR618953A (es) | 1927-03-24 | |||
US2508816A (en) * | 1947-01-25 | 1950-05-23 | Ment Jack De | Prosthetic tooth composition |
US3609867A (en) | 1969-03-10 | 1971-10-05 | Research Corp | Plastic bone composition |
US3787900A (en) * | 1971-06-09 | 1974-01-29 | Univ Iowa State Res Found | Artificial bone or tooth prosthesis material |
ZA741576B (en) * | 1973-04-02 | 1975-02-26 | Lee Pharmaceuticals | Dental adhesive composition |
JPS5645814A (en) | 1979-09-25 | 1981-04-25 | Kureha Chem Ind Co Ltd | Hydroxyapatite, its ceramic material and its manufacture |
JPS58134992A (ja) | 1982-01-21 | 1983-08-11 | Kitasato Inst:The | 抗生物質am−2604−aおよびその製造方法 |
-
1975
- 1975-07-22 GB GB30706/75A patent/GB1522182A/en not_active Expired
- 1975-07-24 IL IL47794A patent/IL47794A/xx unknown
- 1975-07-31 CH CH1005875A patent/CH618951A5/fr not_active IP Right Cessation
- 1975-07-31 DK DK347975A patent/DK347975A/da not_active Application Discontinuation
- 1975-07-31 IE IE1715/75A patent/IE42442B1/en unknown
- 1975-07-31 BR BR7504887A patent/BR7504887A/pt unknown
- 1975-07-31 NZ NZ178266A patent/NZ178266A/xx unknown
- 1975-07-31 FI FI752194A patent/FI64131C/fi not_active IP Right Cessation
- 1975-07-31 AU AU83582/75A patent/AU500991B2/en not_active Ceased
- 1975-08-01 NL NLAANVRAGE7509243,A patent/NL182859C/xx not_active IP Right Cessation
- 1975-08-01 FR FR7524132A patent/FR2283104A1/fr active Granted
- 1975-08-01 SE SE7508751A patent/SE426386B/xx not_active IP Right Cessation
- 1975-08-01 NO NO752712A patent/NO138802C/no unknown
- 1975-08-01 DE DE19752534504 patent/DE2534504A1/de active Granted
- 1975-08-01 LU LU73132A patent/LU73132A1/xx unknown
- 1975-08-01 AT AT0599475A patent/AT370067B/de not_active IP Right Cessation
- 1975-08-01 CA CA232,712A patent/CA1096582A/en not_active Expired
- 1975-08-01 IT IT50777/75A patent/IT1044406B/it active
- 1975-08-01 JP JP50094103A patent/JPS5941946B2/ja not_active Expired
- 1975-08-10 AR AR259877A patent/AR210581A1/es active
-
1978
- 1978-04-26 SE SE7804813A patent/SE7804813L/sv unknown
- 1978-04-26 SE SE7804812A patent/SE425563B/sv not_active IP Right Cessation
- 1978-08-28 CH CH905878A patent/CH618952A5/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CA1096582A (en) | 1981-03-03 |
BR7504887A (pt) | 1976-08-31 |
AT370067B (de) | 1983-02-25 |
IL47794A (en) | 1978-07-31 |
IE42442L (en) | 1976-02-02 |
NL182859C (nl) | 1988-06-01 |
FI64131C (fi) | 1983-10-10 |
NO138802B (no) | 1978-08-07 |
JPS5140400A (es) | 1976-04-05 |
IT1044406B (it) | 1980-03-20 |
LU73132A1 (es) | 1976-07-01 |
ATA599475A (de) | 1982-07-15 |
AU500991B2 (en) | 1979-06-07 |
NO138802C (no) | 1978-11-15 |
DE2534504A1 (de) | 1976-02-19 |
SE425563B (sv) | 1982-10-11 |
NL7509243A (nl) | 1976-02-04 |
NO752712L (es) | 1976-02-03 |
CH618951A5 (en) | 1980-08-29 |
SE426386B (sv) | 1983-01-17 |
DK347975A (da) | 1976-02-03 |
CH618952A5 (en) | 1980-08-29 |
DE2534504C2 (es) | 1989-02-16 |
NL182859B (nl) | 1988-01-04 |
SE7508751L (sv) | 1976-02-03 |
FI752194A (es) | 1976-02-03 |
FR2283104B1 (es) | 1983-04-29 |
AR210581A1 (es) | 1977-08-31 |
SE7804813L (es) | 1978-04-26 |
FI64131B (fi) | 1983-06-30 |
NZ178266A (en) | 1978-04-03 |
IL47794A0 (en) | 1975-11-25 |
GB1522182A (en) | 1978-08-23 |
AU8358275A (en) | 1977-02-03 |
IE42442B1 (en) | 1980-08-13 |
FR2283104A1 (fr) | 1976-03-26 |
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