Early-strength low-heat cement for railway engineering and preparation method thereof
The invention relates to early-strength low-heat cement for railway engineering. The early-strength low-heat cement comprises the following components in parts by mass: 90-95 parts of cement clinker and 5-10 parts of gypsum, wherein the litre weight of the cement clinker is greater than 1350 g/l. Ac...
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| creator | LI KANG ZHONG XINHUA MA ZHONGCHENG YANG LU WANG XIANBIN WEN ZHAIJUN TAN YONGJIE LIU YUN WANG JIAHE TAN YANBIN LIU MINGJUN WANG MIN WANG JING HUANG WEN GAO XIANSHU WU LIN FENG ZHONGWEI XIE YONGJIANG GUO SUIHUA ZHANG KUNYUE LI XIANGTAO |
| description | The invention relates to early-strength low-heat cement for railway engineering. The early-strength low-heat cement comprises the following components in parts by mass: 90-95 parts of cement clinker and 5-10 parts of gypsum, wherein the litre weight of the cement clinker is greater than 1350 g/l. According to the early strength type low-heat cement, hydration heat is low, strength is high, the 3-day strength is greater than or equal to 16.0 MPa; the 28d strength is greater than or equal to 45.0 MPa, the 56d strength is greater than or equal to 55.0 MPa, the 3-day hydration heat is less than orequal to 220 kj/kg, the 7-day hydration heat is less than or equal to 250 kj/kg, and the 28-day hydration heat is less than or equal to 300 kj/kg, and the crack resistance requirement of the railwayengineering mass concrete can be met.
本发明涉及一种铁道工程用早强型低热水泥，按质量份计的组成为：水泥熟料90-95份；石膏5-10份；所述的水泥熟料的立升重大于1350g/l。本发明所提供的铁道工程用早强型低热水泥，其水化热低，强度高，3天强度≥16.0MPa，28d强度≥45.0MPa，56d强度≥55.0Mpa，3天水化热≤220kj/kg，7天水化热≤250kj/kg，28天水化热≤300kj/kg，可 |
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| fullrecord | <record><control><sourceid>epo_EVB</sourceid><recordid>TN_cdi_epo_espacenet_CN110615627A</recordid><sourceformat>XML</sourceformat><sourcesystem>PC</sourcesystem><sourcerecordid>CN110615627A</sourcerecordid><originalsourceid>FETCH-epo_espacenet_CN110615627A3</originalsourceid><addsrcrecordid>eNqNyjEOgkAQBVAaC6PeYTwAiWiE2hCMlZXWZAIfdpNldjNMQri9Fh7A6jVvm70b1rDmsylkNEchLrkDG3WYIEZDVFL2YeGVvsMLoF5GYukpKRIrm49CE8zFnsxBEYd9thk4zDj83GXHe_OqHzlSbDEn7iCwtn4WxaksruW5ul3-OR8QOjmd</addsrcrecordid><sourcetype>Open Access Repository</sourcetype><iscdi>true</iscdi><recordtype>patent</recordtype></control><display><type>patent</type><title>Early-strength low-heat cement for railway engineering and preparation method thereof</title><source>esp@cenet</source><creator>LI KANG ; ZHONG XINHUA ; MA ZHONGCHENG ; YANG LU ; WANG XIANBIN ; WEN ZHAIJUN ; TAN YONGJIE ; LIU YUN ; WANG JIAHE ; TAN YANBIN ; LIU MINGJUN ; WANG MIN ; WANG JING ; HUANG WEN ; GAO XIANSHU ; WU LIN ; FENG ZHONGWEI ; XIE YONGJIANG ; GUO SUIHUA ; ZHANG KUNYUE ; LI XIANGTAO</creator><creatorcontrib>LI KANG ; ZHONG XINHUA ; MA ZHONGCHENG ; YANG LU ; WANG XIANBIN ; WEN ZHAIJUN ; TAN YONGJIE ; LIU YUN ; WANG JIAHE ; TAN YANBIN ; LIU MINGJUN ; WANG MIN ; WANG JING ; HUANG WEN ; GAO XIANSHU ; WU LIN ; FENG ZHONGWEI ; XIE YONGJIANG ; GUO SUIHUA ; ZHANG KUNYUE ; LI XIANGTAO</creatorcontrib><description>The invention relates to early-strength low-heat cement for railway engineering. The early-strength low-heat cement comprises the following components in parts by mass: 90-95 parts of cement clinker and 5-10 parts of gypsum, wherein the litre weight of the cement clinker is greater than 1350 g/l. According to the early strength type low-heat cement, hydration heat is low, strength is high, the 3-day strength is greater than or equal to 16.0 MPa; the 28d strength is greater than or equal to 45.0 MPa, the 56d strength is greater than or equal to 55.0 MPa, the 3-day hydration heat is less than orequal to 220 kj/kg, the 7-day hydration heat is less than or equal to 250 kj/kg, and the 28-day hydration heat is less than or equal to 300 kj/kg, and the crack resistance requirement of the railwayengineering mass concrete can be met.
本发明涉及一种铁道工程用早强型低热水泥，按质量份计的组成为：水泥熟料90-95份；石膏5-10份；所述的水泥熟料的立升重大于1350g/l。本发明所提供的铁道工程用早强型低热水泥，其水化热低，强度高，3天强度≥16.0MPa，28d强度≥45.0MPa，56d强度≥55.0Mpa，3天水化热≤220kj/kg，7天水化热≤250kj/kg，28天水化热≤300kj/kg，可</description><language>chi ; eng</language><subject>ARTIFICIAL STONE ; CEMENTS ; CERAMICS ; CHEMISTRY ; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS ; CONCRETE ; LIME, MAGNESIA ; METALLURGY ; REFRACTORIES ; SLAG ; TREATMENT OF NATURAL STONE</subject><creationdate>2019</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20191227&DB=EPODOC&CC=CN&NR=110615627A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20191227&DB=EPODOC&CC=CN&NR=110615627A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>LI KANG</creatorcontrib><creatorcontrib>ZHONG XINHUA</creatorcontrib><creatorcontrib>MA ZHONGCHENG</creatorcontrib><creatorcontrib>YANG LU</creatorcontrib><creatorcontrib>WANG XIANBIN</creatorcontrib><creatorcontrib>WEN ZHAIJUN</creatorcontrib><creatorcontrib>TAN YONGJIE</creatorcontrib><creatorcontrib>LIU YUN</creatorcontrib><creatorcontrib>WANG JIAHE</creatorcontrib><creatorcontrib>TAN YANBIN</creatorcontrib><creatorcontrib>LIU MINGJUN</creatorcontrib><creatorcontrib>WANG MIN</creatorcontrib><creatorcontrib>WANG JING</creatorcontrib><creatorcontrib>HUANG WEN</creatorcontrib><creatorcontrib>GAO XIANSHU</creatorcontrib><creatorcontrib>WU LIN</creatorcontrib><creatorcontrib>FENG ZHONGWEI</creatorcontrib><creatorcontrib>XIE YONGJIANG</creatorcontrib><creatorcontrib>GUO SUIHUA</creatorcontrib><creatorcontrib>ZHANG KUNYUE</creatorcontrib><creatorcontrib>LI XIANGTAO</creatorcontrib><title>Early-strength low-heat cement for railway engineering and preparation method thereof</title><description>The invention relates to early-strength low-heat cement for railway engineering. The early-strength low-heat cement comprises the following components in parts by mass: 90-95 parts of cement clinker and 5-10 parts of gypsum, wherein the litre weight of the cement clinker is greater than 1350 g/l. According to the early strength type low-heat cement, hydration heat is low, strength is high, the 3-day strength is greater than or equal to 16.0 MPa; the 28d strength is greater than or equal to 45.0 MPa, the 56d strength is greater than or equal to 55.0 MPa, the 3-day hydration heat is less than orequal to 220 kj/kg, the 7-day hydration heat is less than or equal to 250 kj/kg, and the 28-day hydration heat is less than or equal to 300 kj/kg, and the crack resistance requirement of the railwayengineering mass concrete can be met.
本发明涉及一种铁道工程用早强型低热水泥，按质量份计的组成为：水泥熟料90-95份；石膏5-10份；所述的水泥熟料的立升重大于1350g/l。本发明所提供的铁道工程用早强型低热水泥，其水化热低，强度高，3天强度≥16.0MPa，28d强度≥45.0MPa，56d强度≥55.0Mpa，3天水化热≤220kj/kg，7天水化热≤250kj/kg，28天水化热≤300kj/kg，可</description><subject>ARTIFICIAL STONE</subject><subject>CEMENTS</subject><subject>CERAMICS</subject><subject>CHEMISTRY</subject><subject>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</subject><subject>CONCRETE</subject><subject>LIME, MAGNESIA</subject><subject>METALLURGY</subject><subject>REFRACTORIES</subject><subject>SLAG</subject><subject>TREATMENT OF NATURAL STONE</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2019</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyjEOgkAQBVAaC6PeYTwAiWiE2hCMlZXWZAIfdpNldjNMQri9Fh7A6jVvm70b1rDmsylkNEchLrkDG3WYIEZDVFL2YeGVvsMLoF5GYukpKRIrm49CE8zFnsxBEYd9thk4zDj83GXHe_OqHzlSbDEn7iCwtn4WxaksruW5ul3-OR8QOjmd</recordid><startdate>20191227</startdate><enddate>20191227</enddate><creator>LI KANG</creator><creator>ZHONG XINHUA</creator><creator>MA ZHONGCHENG</creator><creator>YANG LU</creator><creator>WANG XIANBIN</creator><creator>WEN ZHAIJUN</creator><creator>TAN YONGJIE</creator><creator>LIU YUN</creator><creator>WANG JIAHE</creator><creator>TAN YANBIN</creator><creator>LIU MINGJUN</creator><creator>WANG MIN</creator><creator>WANG JING</creator><creator>HUANG WEN</creator><creator>GAO XIANSHU</creator><creator>WU LIN</creator><creator>FENG ZHONGWEI</creator><creator>XIE YONGJIANG</creator><creator>GUO SUIHUA</creator><creator>ZHANG KUNYUE</creator><creator>LI XIANGTAO</creator><scope>EVB</scope></search><sort><creationdate>20191227</creationdate><title>Early-strength low-heat cement for railway engineering and preparation method thereof</title><author>LI KANG ; ZHONG XINHUA ; MA ZHONGCHENG ; YANG LU ; WANG XIANBIN ; WEN ZHAIJUN ; TAN YONGJIE ; LIU YUN ; WANG JIAHE ; TAN YANBIN ; LIU MINGJUN ; WANG MIN ; WANG JING ; HUANG WEN ; GAO XIANSHU ; WU LIN ; FENG ZHONGWEI ; XIE YONGJIANG ; GUO SUIHUA ; ZHANG KUNYUE ; LI XIANGTAO</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_CN110615627A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>chi ; eng</language><creationdate>2019</creationdate><topic>ARTIFICIAL STONE</topic><topic>CEMENTS</topic><topic>CERAMICS</topic><topic>CHEMISTRY</topic><topic>COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS</topic><topic>CONCRETE</topic><topic>LIME, MAGNESIA</topic><topic>METALLURGY</topic><topic>REFRACTORIES</topic><topic>SLAG</topic><topic>TREATMENT OF NATURAL STONE</topic><toplevel>online_resources</toplevel><creatorcontrib>LI KANG</creatorcontrib><creatorcontrib>ZHONG XINHUA</creatorcontrib><creatorcontrib>MA ZHONGCHENG</creatorcontrib><creatorcontrib>YANG LU</creatorcontrib><creatorcontrib>WANG XIANBIN</creatorcontrib><creatorcontrib>WEN ZHAIJUN</creatorcontrib><creatorcontrib>TAN YONGJIE</creatorcontrib><creatorcontrib>LIU YUN</creatorcontrib><creatorcontrib>WANG JIAHE</creatorcontrib><creatorcontrib>TAN YANBIN</creatorcontrib><creatorcontrib>LIU MINGJUN</creatorcontrib><creatorcontrib>WANG MIN</creatorcontrib><creatorcontrib>WANG JING</creatorcontrib><creatorcontrib>HUANG WEN</creatorcontrib><creatorcontrib>GAO XIANSHU</creatorcontrib><creatorcontrib>WU LIN</creatorcontrib><creatorcontrib>FENG ZHONGWEI</creatorcontrib><creatorcontrib>XIE YONGJIANG</creatorcontrib><creatorcontrib>GUO SUIHUA</creatorcontrib><creatorcontrib>ZHANG KUNYUE</creatorcontrib><creatorcontrib>LI XIANGTAO</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>LI KANG</au><au>ZHONG XINHUA</au><au>MA ZHONGCHENG</au><au>YANG LU</au><au>WANG XIANBIN</au><au>WEN ZHAIJUN</au><au>TAN YONGJIE</au><au>LIU YUN</au><au>WANG JIAHE</au><au>TAN YANBIN</au><au>LIU MINGJUN</au><au>WANG MIN</au><au>WANG JING</au><au>HUANG WEN</au><au>GAO XIANSHU</au><au>WU LIN</au><au>FENG ZHONGWEI</au><au>XIE YONGJIANG</au><au>GUO SUIHUA</au><au>ZHANG KUNYUE</au><au>LI XIANGTAO</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>Early-strength low-heat cement for railway engineering and preparation method thereof</title><date>2019-12-27</date><risdate>2019</risdate><abstract>The invention relates to early-strength low-heat cement for railway engineering. The early-strength low-heat cement comprises the following components in parts by mass: 90-95 parts of cement clinker and 5-10 parts of gypsum, wherein the litre weight of the cement clinker is greater than 1350 g/l. According to the early strength type low-heat cement, hydration heat is low, strength is high, the 3-day strength is greater than or equal to 16.0 MPa; the 28d strength is greater than or equal to 45.0 MPa, the 56d strength is greater than or equal to 55.0 MPa, the 3-day hydration heat is less than orequal to 220 kj/kg, the 7-day hydration heat is less than or equal to 250 kj/kg, and the 28-day hydration heat is less than or equal to 300 kj/kg, and the crack resistance requirement of the railwayengineering mass concrete can be met.
本发明涉及一种铁道工程用早强型低热水泥，按质量份计的组成为：水泥熟料90-95份；石膏5-10份；所述的水泥熟料的立升重大于1350g/l。本发明所提供的铁道工程用早强型低热水泥，其水化热低，强度高，3天强度≥16.0MPa，28d强度≥45.0MPa，56d强度≥55.0Mpa，3天水化热≤220kj/kg，7天水化热≤250kj/kg，28天水化热≤300kj/kg，可</abstract><oa>free_for_read</oa></addata></record> |
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| subjects | ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE LIME, MAGNESIA METALLURGY REFRACTORIES SLAG TREATMENT OF NATURAL STONE |
| title | Early-strength low-heat cement for railway engineering and preparation method thereof |
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