|국가/구분||United States(US) Patent 등록|
|국제특허분류(IPC7판)||C03C-003/087 C03C-013/00 C03C-013/06 C03C-003/095 C03C-003/112 C08J-005/04|
|발명자 / 주소|
|출원인 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 0 인용 특허 : 45|
Embodiments of the present invention provides fiberizable glass compositions formed from batch compositions comprising amounts of one or more glassy minerals, including perlite and/or pumice.
1. A fiberizable glass composition formed from a glass batch composition comprising at least 50 weight percent of a glassy mineral, wherein the glassy mineral comprises a combination of SiO2 and Al2O3 in an amount of at least 80 weight percent, and at least 5 weight percent of a sodium source, wherein the glass composition comprises 53-61 weight percent SiO2, from 8 to less than 12 weight percent Al2O3, less than 1 weight percent of Fe2O3, 0 weight percent B2O3, from greater than 14 to 18 weight percent alkali metal oxide component (R2O), 0-3 weight perc...