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Priority claimed from FR8910834Aexternal-prioritypatent/FR2650821B1/en
Priority claimed from FR9001497Aexternal-prioritypatent/FR2658182B1/en
Application filed by Isover Saint-GobainfiledCriticalIsover Saint-Gobain
Priority claimed from YU154890Aexternal-prioritypatent/YU47433B/en
Publication of SI9011548ApublicationCriticalpatent/SI9011548A/en
Publication of SI9011548BpublicationCriticalpatent/SI9011548B/en
Surface Treatment Of Glass Fibres Or Filaments
(AREA)
Claims (5)
1 PATENTNI ZAHTEVKI 1. Stekleno vlakno, razgradljivo v fiziološkem mediju, označeno s tem, da vlakno obsega Si02: 57 do 70 mas.%; CaO: 5 do 10 mas.%; Na20 + K20: 13 do 18 mas.%; B203: 2 do 12 mas.%; A1203: do okoli 5 mas.%; MgO: do okoli 5 mas.%; F: do okoli 1,5 mas.%; nečistote: pod 2 mas.%; in P205 v količini, učinkoviti v kombinaciji z B203 in, če je prisoten, A1203, vendar manj kot okoli 4 mas.%, da povzročimo, daje vlakno razgradljivo v fiziološkem mediju; pri čemer vlakno vsebuje nad 0,1 mas.% P205, če je masni odstotek glinice večji kot ali enak okoli 1%.1. A glass fiber degradable in a physiological medium, characterized in that the fiber comprises SiO2: 57 to 70% by weight; CaO: 5 to 10% by weight; Na20 + K20: 13 to 18% by weight; B203: 2 to 12% by weight; A1203: up to about 5% by weight; MgO: up to about 5% by weight; F: up to about 1.5% by weight; Impurities: below 2% by weight; and P205 in an amount effective in combination with B203 and, if present, A1203 but less than about 4% by weight to cause the fiber to be degradable in the physiological medium; wherein the fiber contains more than 0.1% by weight P205 if the percentage by weight of the alumina is greater than or equal to about 1%.2. Vlakno po zahtevku 1, označeno s tem, da obsega vsaj okoli 0,5 mas.% P205, če je količina glinice v vlaknu vsaj okoli 2 mas.%.The fiber according to claim 1, characterized in that it comprises at least about 0.5% by weight of P205, if the amount of alumina in the fiber is at least about 2% by weight.3. Stekleno vlakno, razgradljivo v fiziološkem mediju, označeno s tem, da vlakno obsega Si02: 59 do 68 mas.%; CaO: 6 do 9 mas.%; MgO: 2 do 4 mas.%; Na20: 14 do 17 mas.%; A1203: do okoli 3 mas.%; K20: do okoli 2 mas.%; F: do okoli 1,5 mas.%; B203: 4 do 11 mas.%; in P205 v količini, učinkoviti v kombinaciji z B203 in, če je prisoten, A1203, vendar manj kot okoli 4 mas.%, da povzročimo, daje vlakno razgradljivo v fiziološkem mediju; pri 2 čemer vlakno vsebuje nad 0,1 mas.% P205, če je masni odstotek glinice večji kot ali enak okoli 1%.Glass fiber, degradable in a physiological medium, characterized in that the fiber comprises SiO2: 59 to 68% by weight; CaO: 6 to 9% by weight; MgO: 2 to 4% by weight; Na 20: 14 to 17% by weight; A1203: up to about 3% by weight; K20: up to about 2% by weight; F: up to about 1.5% by weight; B203: 4 to 11% by weight; and P205 in an amount effective in combination with B203 and, if present, A1203 but less than about 4% by weight to cause the fiber to be degradable in the physiological medium; in which the fiber contains more than 0.1% by weight P205 if the percentage by weight of the alumina is greater than or equal to about 1%.4. Stekleno vlakno, razgradljivo v fiziološkem mediju, označeno s tem, da vlakno obsega Si02: 60 do 68 mas.%; A1203: 1 do 5 mas.%; CaO: 6 do 9 mas.%; MgO: 2 do 4 mas.%; Na20: 14 do 17 mas.%; B203: 4 do 11 mas.%; P205: 0,5 do 4 mas.%; K20: do okoli 2 mas.%; in F: do okoli 1,5 mas.%; pri čemer so količine P2Os, B203 in A1203 učinkovite tako, da povzročijo, daje vlakno razgradljivo v fiziološkem mediju.Glass fiber, degradable in a physiological medium, characterized in that the fiber comprises SiO2: 60 to 68% by weight; A1203: 1 to 5% by weight; CaO: 6 to 9% by weight; MgO: 2 to 4% by weight; Na 20: 14 to 17% by weight; B203: 4 to 11% by weight; P205: 0.5 to 4% by weight; K20: up to about 2% by weight; and F: up to about 1.5% by weight; wherein the amounts of P2Os, B203 and A1203 are effective in such a way that the fiber is degradable in the physiological medium.5. Izolacijski material, označen s tem, da obsega stekleno vlakno po kateremkoli od zahtevkov 1, 2 ali 4.Insulating material, characterized in that it comprises a glass fiber according to any one of claims 1, 2 or 4.
SI9011548A1989-08-111990-08-09Glass fibres which are decomposed in physiologic medium
SI9011548B
(en)
Glass for mfg. fibres, esp. for thermal insulation - contains silica, alumina, boric oxide, sodium oxide and lime, and has low softening pt. aiding spinning of thin fibres