Glass ionomer cement, process of production and use thereof european Patent Office ep 3079645 B1
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EP14821383NWB1
EP 3 079 645 B1
16 5 10 15 20 25 30 35 40 45 50 55 3. The kit according to any of the preceding claims, the acid-reactive inorganic filler being selected from basic metal oxides, metal hydroxides, aluminosilicate glasses, fluoroaluminosilicate glasses, glasses having a Si/AI ratio by wt.% of below 1.5 and mixtures thereof. 4. The kit according to any of the preceding claims, the non acid-reactive inorganic filler being selected from quartz, nitrides, silica, kaolin, feldspar, borosilicate glass, strontium oxide based glass, barium oxide based glass, cation reduced aluminosilicate glasses, glasses having a Si/AI ratio by wt.% of above or equal to 1.5 and mixtures thereof. 5. The kit according to any of the preceding claims, the polyacid being selected from homopolymers and copolymers of acrylic acid, methacrylic acid, itaconic acid, maleic acid, glutaconic acid, aconitic acid, citraconic acid, mesaconic acid, fumaric acid, tiglic acid, copolymers of maleic acid and ethylene and mixtures thereof. 6. The kit according to any of the preceding claims, the complexing agent being selected from tartaric acid, citric acid, ethylene diamine tetra acetic acid (EDTA), salicylic acid, mellitic acid, dihydroxy tartaric acid, nitrilotriacetic acid (NTA), 2,4 and 2,6 dihydroxybenzoic acid, phosphono carboxylic acids, phosphono succinic acid and mixtures thereof. 7. The kit according to any of the preceding claims, either Part A or Part B or Part A and Part B comprising in addition one or more of the following components: solvent(s), indicator(s), dye(s), pigment(s), viscosity modifier(s), wetting agent(s), surfactant(s), buffering agent(s), stabilizer(s), preservative agent(s), solvent(s) or mixtures thereof. 8. The kit according to any of the preceding claims, Download 337.41 Kb. Do'stlaringiz bilan baham: |
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