Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Core-shell slow-release tackifier as well as preparation method and application thereof
The invention discloses a core-shell slow-release tackifier and a preparation method and application thereof, and relates to the technical field of oilfield chemistry, the core-shell slow-release tackifier comprises a core material and a shell material, the core material is prepared from a raw material I comprising 2-acrylamido-2-methylpropanesulfonic acid (AMPS), acrylic acid (AA), a hydrophobic monomer and hectorite; the shell material is prepared from a raw material II comprising a styrene monomer; the core-shell slow-release tackifier with the thermal tackifying effect is used as a suspension stabilizer of high-density cement paste, and can meet the high-temperature construction environment of 150-210 DEG C, and the density difference of the cured cement paste after standing for two hours is less than 0.03 g/cm < 3 >.
本发明公开了一种核壳缓释型增黏剂及其制备方法和应用，涉及油田化学技术领域，核壳缓释型增黏剂包括核材料和壳材料，所述核材料由包括2‑丙烯酰胺基‑2‑甲基丙磺酸(AMPS)、丙烯酸(AA)、疏水单体和锂皂石的原料I制备而成；所述壳材料由包括苯乙烯单体的原料II制备而成；所述具有热增黏效果的核壳缓释型增黏剂，该核壳缓释型增黏剂用做高密度水泥浆的悬浮稳定剂，可满足150℃～210℃的高温施工环境，养护后的水泥浆静置两个小时密度差＜0.03g/cm3。
Core-shell slow-release tackifier as well as preparation method and application thereof
The invention discloses a core-shell slow-release tackifier and a preparation method and application thereof, and relates to the technical field of oilfield chemistry, the core-shell slow-release tackifier comprises a core material and a shell material, the core material is prepared from a raw material I comprising 2-acrylamido-2-methylpropanesulfonic acid (AMPS), acrylic acid (AA), a hydrophobic monomer and hectorite; the shell material is prepared from a raw material II comprising a styrene monomer; the core-shell slow-release tackifier with the thermal tackifying effect is used as a suspension stabilizer of high-density cement paste, and can meet the high-temperature construction environment of 150-210 DEG C, and the density difference of the cured cement paste after standing for two hours is less than 0.03 g/cm < 3 >.
本发明公开了一种核壳缓释型增黏剂及其制备方法和应用，涉及油田化学技术领域，核壳缓释型增黏剂包括核材料和壳材料，所述核材料由包括2‑丙烯酰胺基‑2‑甲基丙磺酸(AMPS)、丙烯酸(AA)、疏水单体和锂皂石的原料I制备而成；所述壳材料由包括苯乙烯单体的原料II制备而成；所述具有热增黏效果的核壳缓释型增黏剂，该核壳缓释型增黏剂用做高密度水泥浆的悬浮稳定剂，可满足150℃～210℃的高温施工环境，养护后的水泥浆静置两个小时密度差＜0.03g/cm3。
Core-shell slow-release tackifier as well as preparation method and application thereof
一种核壳缓释型增黏剂及其制备方法和应用
XU DAWEI (Autor:in) / ZENG MIN (Autor:in) / XU CHUNHU (Autor:in) / WANG XIAOJING (Autor:in) / MIAO XIA (Autor:in)
31.12.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C09K
Materialien für Anwendungen, soweit nicht anderweitig vorgesehen
,
MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR
/
C04B
Kalk
,
LIME
/
C08F
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
,
Makromolekulare Verbindungen, erhalten durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind
/
C08K
Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe
,
USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS
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