Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
WATERPROOFING AGENT FOR GYPSUM
PROBLEM TO BE SOLVED: To provide a waterproofing agent for gypsum that can impart excellent waterproofness to gypsum hardened material.SOLUTION: Provided are: a waterproofing agent for gypsum comprising a salt of a fatty acid having 8 to 24 carbon atoms and sodium and/or potassium; a gypsum composition containing said waterproofing agent for gypsum, and gypsum, and in which the content of the salt based on the weight of the composition is preferably 0.1 to 5 wt.%; and a gypsum hardened product obtained by hardening said gypsum composition, and furthermore, said waterproofing agent for gypsum is preferably a waterproofing agent for gypsum in which the fatty acid is a saturated fatty acid and an unsaturated fatty acid.SELECTED DRAWING: None
【課題】 優れた防水性を石膏硬化物に付与することができる石膏用防水剤を提供する。【解決手段】 炭素数８〜２４の脂肪酸とナトリウムおよび／またはカリウムとの塩を含有してなる石膏用防水剤；該石膏用防水剤と石膏とを含有してなる石膏組成物であって、該組成物の重量に基づく該塩の含有量が０．１〜５重量％である石膏組成物であることが好ましい；該石膏組成物が硬化した石膏硬化物。また、前記脂肪酸が、飽和脂肪酸と不飽和脂肪酸とである石膏用防水剤であることが好ましい。【選択図】 なし
WATERPROOFING AGENT FOR GYPSUM
PROBLEM TO BE SOLVED: To provide a waterproofing agent for gypsum that can impart excellent waterproofness to gypsum hardened material.SOLUTION: Provided are: a waterproofing agent for gypsum comprising a salt of a fatty acid having 8 to 24 carbon atoms and sodium and/or potassium; a gypsum composition containing said waterproofing agent for gypsum, and gypsum, and in which the content of the salt based on the weight of the composition is preferably 0.1 to 5 wt.%; and a gypsum hardened product obtained by hardening said gypsum composition, and furthermore, said waterproofing agent for gypsum is preferably a waterproofing agent for gypsum in which the fatty acid is a saturated fatty acid and an unsaturated fatty acid.SELECTED DRAWING: None
【課題】 優れた防水性を石膏硬化物に付与することができる石膏用防水剤を提供する。【解決手段】 炭素数８〜２４の脂肪酸とナトリウムおよび／またはカリウムとの塩を含有してなる石膏用防水剤；該石膏用防水剤と石膏とを含有してなる石膏組成物であって、該組成物の重量に基づく該塩の含有量が０．１〜５重量％である石膏組成物であることが好ましい；該石膏組成物が硬化した石膏硬化物。また、前記脂肪酸が、飽和脂肪酸と不飽和脂肪酸とである石膏用防水剤であることが好ましい。【選択図】 なし
WATERPROOFING AGENT FOR GYPSUM
石膏用防水剤
KITA AI (Autor:in) / IWATA TOSHIYA (Autor:in)
25.05.2017
Patent
Elektronische Ressource
Japanisch
IPC:
C04B
Kalk
,
LIME
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