Tag Archives: Asphalt

Process for preparing polymer modified asphalt by solvent method

Application Number  00129156 Application Date  2000.10.08 Publication Number  1346867 Publication Date  2002.05.01 Priority Information     International Classification  C10C3/02   Applicant(s) Name  Anning Modified Asphalt Plant, Qinghai Prov.   Address     Inventor(s) Name  Wang Long;Han Zhaocai;Zhang Chunrui   Patent Agency Code  63100 Patent Agent  chen wenfu AbstractA process for preparing polymer modified asphalt by… Read More »

Asphalt cementing material for drainage-type pavement and its preparing process

Application Number: 00123145Application Date: 2000.10.26Publication Number: 1351096Publication Date: 2002.05.29Priority Information: International: C08L95/00Applicant(s) Name: China Petroleum & Chemical Corp.Address: Inventor(s) Name: Li Zhijun;Ning Aimin;Wu PeizunPatent Agency Code: 21102Patent Agent: li weiAbstract A polymer modified asphalt cementing material for drainage-type pavement is prepared from asphalt, thermoplastic elastomer, rubber-type polymer, and resin-type polymer through proportional mixing under high-temp… Read More »

Storage stable modified asphalt and its preparing mehtod

Application Number: 00123512Application Date: 2000.08.18Publication Number: 1339556Publication Date: 2002.03.13Priority Information: International: C08L95/00;C10C3/02Applicant(s) Name: China Petrochemical Corp.Address: Inventor(s) Name: Guo Shuhua;Huang Weiqi;Wang ZijunPatent Agency Code: 72001Patent Agent: xu shuAbstract The storage stable modified asphalt is prepared with the material including asphalt 50-97.7 wt%, polymer 2.0-20.0 wt%, compatilizer 0.1-20.0 wt%, coupling agent 0.1-10.0 wt% and polar compound… Read More »

Process for preparing modified asphalt with improved storage stability

Application Number: 00123513Application Date: 2000.08.18Publication Number: 1339557Publication Date: 2002.03.13Priority Information: International: C08L95/00;C10C3/02Applicant(s) Name: China Petrochemical Corp.Address: Inventor(s) Name: Guo Shuhua;Huang Weiqi;Wang ZijunPatent Agency Code: 72001Patent Agent: xu shuAbstract The preparation process of modified asphalt with improved stroage stability includes the contact of polymer 2.0-20.0 wt% and compatilizer 0.1-20.0 wt% at 10-250 deg.c for 0.1-72 hr,… Read More »

Process for preparing asphalt impregnant by co-charring furan resin

Application Number: 00124739Application Date: 2000.09.14Publication Number: 1304977Publication Date: 2001.07.25Priority Information: International: C10C3/02Applicant(s) Name: Shanxi Inst of Coal Chemistry, Chinese Academy of SciencesAddress: Inventor(s) Name: Liu Lang;Shi Jingli;Song JinrenPatent Agency Code: 14001Patent Agent: zhang chenghuaAbstract A process for preparing asphalt impregnant features the thermal polycondensation reaction of tar asphalt (100 pts.wt) with furan resin as co-charring… Read More »

Asphalt copolyolefines compound material and preparation process thereof

Application Number: 00124814Application Date: 2000.09.18Publication Number: 1285378Publication Date: 2001.02.28Priority Information: International: C08J3/24;C08L95/00Applicant(s) Name: Liang QingyuanAddress: Inventor(s) Name: Liang Qingyuan;Ke RongqingPatent Agency Code: 11139Patent Agent: sun haochenAbstract The production method of asphalt copolymer olefine composite material includes the following steps: adding thermoplastic elastomer containing conjugated double bonds to petroleum asphalt, at the same time adding polymeric… Read More »

Modifier for silicon modified asphalt and its preparing method

Application Number: 00113119Application Date: 2000.08.18Publication Number: 1339524Publication Date: 2002.03.13Priority Information: International: C08K3/36;C08K9/00;C08L95/00Applicant(s) Name: Yu QianAddress: Inventor(s) Name: Yu QianPatent Agency Code: 53100Patent Agent: xu lingjuAbstract The powdered asphalt modifier is prepared by using diatomite as raw material and through low temperature roasting and air separation to purity and modify. Asphalt modified by the modifier has… Read More »

Combined process of initial solvent asphalt elimination and delayed coking

Application Number: 00124904Application Date: 2000.09.25Publication Number: 1344782Publication Date: 2002.04.17Priority Information: International: C10G55/02Applicant(s) Name: China Petrochemical Co., Ltd.Address: Inventor(s) Name: Li Rui;Wang ZujunPatent Agency Code: 72001Patent Agent: xu shuAbstract The combined process includes feeding material for eliminating asphalt and solvent into extraction column; heating partial or all the oil with asphalt eliminated and optional coked material… Read More »

Process for preparing modified coal asphalt oil for building up highway

Application Number: 00113184Application Date: 2000.09.12Publication Number: 1342726Publication Date: 2002.04.03Priority Information: International: C08L95/00Applicant(s) Name: Coal Chemistry Co. Panzhihua Iron and Steel GroupAddress: Inventor(s) Name: Li Yinghai;Zhang Chuyong;Chen XinguiPatent Agency Code: 51124Patent Agent: li gaoxiaAbstract A high-grade road asphalt is prepared from coal-tar pitch, coking solvent oil, high-molecular material, and anti-ageing agent through physical and chemical modification.… Read More »

Additive used for drain type asphalt paving material mixture

Application Number: 00124930Application Date: 2000.09.25Publication Number: 1293217Publication Date: 2001.05.02Priority Information: 1999/10/14 SG 9905166-6International: C08K3/26;C08L95/00;E01C7/00;C04B22/06Applicant(s) Name: Niteshiter Sciences and Technology Co., Ltd.Address: Inventor(s) Name: Shi Su-Rui;Xin Hai-ShanPatent Agency Code: 11240Patent Agent: yu gangAbstract An additive for drainage mixes comprises hydrated lime. In one specific embodiment, the additive is hydrated lime of 80-100% Ca(OH)2 and has particle… Read More »

Continuous industrial production technolofy of refined emulsified asphalt product

Application Number: 00114287Application Date: 2000.05.19Publication Number: 1324914Publication Date: 2001.12.05Priority Information: International: C10C3/00Applicant(s) Name: Meng LizengAddress: Inventor(s) Name: Meng Lizeng;Zhang Bailin;Meng JianxinPatent Agency Code: 44105Patent Agent: liang xiaoyingAbstract An industrial continuous production process of fine emulsified asphalt includes the folloiwng steps: 1. using 1 portions of emulsifier and 40-70 portions of fresh water at 70 deg.C-80… Read More »

Modified asphalt for road

Application Number: 00119617Application Date: 2000.08.17Publication Number: 1287133Publication Date: 2001.03.14Priority Information: International: C08L9/06;C08L95/00Applicant(s) Name: Shanghai Jiaotong Univ.Address: Inventor(s) Name: Wen Gui'an;Zhang Yinxi;Zhu YutangPatent Agency Code: 31201Patent Agent: luo yinpeiAbstract Modifier for the modified asphalt consists of styrene-butadiene rubber (SBR), thermoplastic elastormer polystyrene-polybutadiene-polystyrene block polymer (SBS) and sulfur. As one economic and practical road material, the modified… Read More »

Asphalt mixture

Application Number: 00122971Application Date: 2000.09.08Publication Number: 1342727Publication Date: 2002.04.03Priority Information: International: C08K7/14;C08L95/00Applicant(s) Name: Huang YiAddress: Inventor(s) Name: Huang Yi;Gao HongguangPatent Agency Code: 21115Patent Agent: guo yuanyiAbstract An asphalt mixture for building road contains asphalt concrete and short galss fibres (0.2-0.2 wt.%) with 4-8 mm of length and 9-13 microns of diameter.

Process for preparing modified building asphalt

Application Number: 00123137Application Date: 2000.10.26Publication Number: 1351095Publication Date: 2002.05.29Priority Information: International: C08L95/00Applicant(s) Name: China Petroleum & Chemical Corp.Address: Inventor(s) Name: Guo Jiaohe;Feng Minge;Qu TaoPatent Agency Code: 21102Patent Agent: li weiAbstract A modified asphalt for building is prepared from basic asphalt with penetration of 60-150 1/10 mm and soft point of 30-70 deg.C and two or… Read More »

Flattener for road paving vehicles such as asphalt finisher

Application Number: 00107983Application Date: 2000.06.06Publication Number: 1277287Publication Date: 2000.12.20Priority Information: 1999/6/15 JP 168175/99International: E01C19/48Applicant(s) Name: Sumitomo Tatsuki Co., Ltd.Address: Inventor(s) Name: Tameika Terushi;Oseki Masayuki;Ogura AkijiPatent Agency Code: 11216Patent Agent: liu jiyangAbstract The invention provides a screed device in a road-paving vehicle such as an asphalt finisher, enabling the width of pavement to be steplessly changed… Read More »

Measuring method of wax content in asphalt

Application Number: 00105684Application Date: 2000.04.18Publication Number: 1318743Publication Date: 2001.10.24Priority Information: International: G01J3/42;G01N33/26Applicant(s) Name: China Petrochemical Corp.Address: Inventor(s) Name: Wang Yanbin;Luo Ailan;Lu WanzhenPatent Agency Code: 72001Patent Agent: xu shuAbstract A determining method for the wax content in asphalt integrates the representative asphalt samples to be a check collection and making the peak value normalization pretreatment of… Read More »

Small-entity polypropylene modified asphalt used as pavement material

Application Number: 00104567Application Date: 2000.03.23Publication Number: 1264717Publication Date: 2000.08.30Priority Information: International: C08L23/12;C08L95/00Applicant(s) Name: Jilin Univ.Address: Inventor(s) Name: Gao Ge;Wang Jingyuan;Yang SongruPatent Agency Code: 22201Patent Agent: liu chishengAbstract A process for preparing small-emity polypropylene modified asphalt used as pavement material features use of chemical modification to improve the compatibility between polymer and asphalt, so the modifying… Read More »

Asphalt heater

Application Number: 00101312Application Date: 2000.01.05Publication Number: 1302842Publication Date: 2001.07.11Priority Information: International: C10C3/12Applicant(s) Name: Ma JinchunAddress: Inventor(s) Name: Ma JinchunPatent Agency Code: 14101Patent Agent: guo ganzhengAbstract An asphalt heater is composed of pot containing fire tube, heating stove, stovepipe, hearth and firebox. Said fire tube passing through the space of pot is linked to stovepipe and… Read More »