作者: Oafishness 時(shí)間: 2025-3-21 21:27
Electrodeposition of Water-Dispersible Polymersmental requirements. (See also the chapter by T. J. Miranda.) Much work has been done, aiming at reduced use — or elimination — of organic solvents as carriers of coating materials. One of the outstanding innovations in the exclusive use of water as carrier of coating materials is the electrocoating process (1).作者: occurrence 時(shí)間: 2025-3-22 02:01
978-1-4613-4585-5Springer Science+Business Media New York 1973作者: RLS898 時(shí)間: 2025-3-22 05:11 作者: Sputum 時(shí)間: 2025-3-22 10:09
Application of Polyelectrolytes in Municipal Waste TreatmentRaw municipal waste water consists of domestic sewage alone or a combination of domestic sewage, industrial waste and/or storm sewer run-off that contains five major pollutants: suspended solids, organic matter, phosphate compounds, nitrogen compounds, and pathogenic organisms.作者: DAFT 時(shí)間: 2025-3-22 15:42 作者: Bricklayer 時(shí)間: 2025-3-22 19:26 作者: dialect 時(shí)間: 2025-3-22 23:12 作者: 粘土 時(shí)間: 2025-3-23 03:09 作者: Innovative 時(shí)間: 2025-3-23 07:42 作者: CYT 時(shí)間: 2025-3-23 10:48 作者: 上下連貫 時(shí)間: 2025-3-23 16:39
Polymer Science and Technologyhttp://image.papertrans.cn/w/image/1021163.jpg作者: expdient 時(shí)間: 2025-3-23 22:05 作者: 下邊深陷 時(shí)間: 2025-3-24 00:17
George E. F. Brewermmen. Ebenso ist nicht auf die Ausbildung der Hochbauten wie Flugbahnh?fe, Hangars usw. n?her eingegangen worden, da sie den jeweiligen besonderen Umst?nden wie Lage, Gr??e, Klima und Zweck zu entsprechen haben und es auf diesem Gebiet daher noch keine Vereinheitlichung gibt. Das Buch erhebt also ni作者: Lamina 時(shí)間: 2025-3-24 03:59 作者: 從容 時(shí)間: 2025-3-24 09:35 作者: paroxysm 時(shí)間: 2025-3-24 11:02
Drag-Reduction Properties of Ultra-High-Molecular-Weight Polyacrylamide and Related Polymerse polymers are inexpensive, easy to handle and are extremely effective agents; for example, a 44 percent drag reduction is possible by the addition of 10 parts per million by weight (ppmw) of poly(ethylene oxide) of molecular weight 900,000 (2).作者: Incommensurate 時(shí)間: 2025-3-24 18:46
Drag-Reduction Properties of Ultra-High-Molecular-Weight Polyacrylamide and Related Polymerse polymers are inexpensive, easy to handle and are extremely effective agents; for example, a 44 percent drag reduction is possible by the addition of 10 parts per million by weight (ppmw) of poly(ethylene oxide) of molecular weight 900,000 (2).作者: 煞費(fèi)苦心 時(shí)間: 2025-3-24 20:17 作者: 動(dòng)機(jī) 時(shí)間: 2025-3-25 02:20 作者: 翅膀拍動(dòng) 時(shí)間: 2025-3-25 05:57 作者: Diastole 時(shí)間: 2025-3-25 09:01
med not only our view of the importance of the field but also the need to bring these topics together. The chapters in this book are generally enlarged and more detailed, with more complete bibliographies, than the papers presented at the Symposium. They include not only the important applications described a978-1-4613-4585-5978-1-4613-4583-1作者: Cardioplegia 時(shí)間: 2025-3-25 15:17 作者: ALT 時(shí)間: 2025-3-25 15:52
Flocculation of Chrome-Plating Wastes with Polyelectrolytesnd a high solids content of dissolved, suspended, and settleable material. Proper treatment can reduce or eliminate the impurities from the waste waters. However, there are usually problems of cost, time, ease of operation, and ultimate disposal of sludges.作者: eulogize 時(shí)間: 2025-3-25 23:02
ern. Perhaps preeminent among these is their ability to flocculate suspended solids, e.g., wastes in municipal sew- age-treatment plants or pulp in papermaking. other important appli- cations are to aid in so-called secondary recovery of petroleum, to reduce turbulent friction of water, and as compo作者: harangue 時(shí)間: 2025-3-26 02:45
Extracellular Microbial Polysaccharides: New Hydrocolloids Having Both Fundamental and Practical Impor a blood plasma substitute and, more recently, by forecasts of impending shortages of natural plant hydrocolloids, by the advisability of national independence from foreign imports, and by demands not adequately met by currently available substances. See also the chapter by R. L. Whistler.作者: artifice 時(shí)間: 2025-3-26 05:58
Extracellular Microbial Polysaccharides: New Hydrocolloids Having Both Fundamental and Practical Impor a blood plasma substitute and, more recently, by forecasts of impending shortages of natural plant hydrocolloids, by the advisability of national independence from foreign imports, and by demands not adequately met by currently available substances. See also the chapter by R. L. Whistler.作者: nutrients 時(shí)間: 2025-3-26 09:29
Preparation of Cationic Polyelectrolytes by Spontaneous Polymerizationparation of cationic polyelectrolytes from monomers in which the positive charge is in resonance with the double bond. Furthermore, of the quaternary vinyl monomers that have been prepared, several have been shown not to undergo polymerization (1).作者: Aerophagia 時(shí)間: 2025-3-26 14:49
Preparation of Cationic Polyelectrolytes by Spontaneous Polymerizationparation of cationic polyelectrolytes from monomers in which the positive charge is in resonance with the double bond. Furthermore, of the quaternary vinyl monomers that have been prepared, several have been shown not to undergo polymerization (1).作者: 符合規(guī)定 時(shí)間: 2025-3-26 17:03 作者: cliche 時(shí)間: 2025-3-27 00:54 作者: 要塞 時(shí)間: 2025-3-27 02:02 作者: 諂媚于性 時(shí)間: 2025-3-27 07:31 作者: 睨視 時(shí)間: 2025-3-27 12:09 作者: 和藹 時(shí)間: 2025-3-27 14:52 作者: 吼叫 時(shí)間: 2025-3-27 20:05
Water-Soluble Polymers as Flocculants in Papermakingy moving wire. Second, additional water is removed by pressing the web between felts. Third, the web is dried on a series of steam-heated drier drums. The water systems surrounding this basic process will be described in more detail below, as will the complete papermaking system. Figure 1 shows a Fo作者: 階層 時(shí)間: 2025-3-28 01:37 作者: 挫敗 時(shí)間: 2025-3-28 03:54
Water-Soluble Polymers as Flocculants in Papermakingy moving wire. Second, additional water is removed by pressing the web between felts. Third, the web is dried on a series of steam-heated drier drums. The water systems surrounding this basic process will be described in more detail below, as will the complete papermaking system. Figure 1 shows a Fo作者: 碳水化合物 時(shí)間: 2025-3-28 07:01
Particle Size Versus Molecular Weight Relationships in Cationic Flocculatione distributions (1,2,3). A few investigators have referred to particle size as an influencing parameter in determining the optimum polymer dosage required to flocculate a suspension (4,5). Black and Vilaret.(6) report that the optimum polymer dosage is proportional to the surface area of the colloid作者: 外貌 時(shí)間: 2025-3-28 13:00 作者: Confound 時(shí)間: 2025-3-28 14:55
Water-Soluble Polymers in Petroleum Recoverych application (1,2,3). The presence of an entry indicates that the polymer in question has received some commercially significant utilization in the indicated application. The lack of an entry does not imply that the polymer shows no activity in that application, but rather that to the authors’ kno作者: progestin 時(shí)間: 2025-3-28 21:43 作者: 颶風(fēng) 時(shí)間: 2025-3-29 01:41
Water-Soluble Polymers in Petroleum Recoverych application (1,2,3). The presence of an entry indicates that the polymer in question has received some commercially significant utilization in the indicated application. The lack of an entry does not imply that the polymer shows no activity in that application, but rather that to the authors’ kno作者: irreducible 時(shí)間: 2025-3-29 04:43 作者: 其他 時(shí)間: 2025-3-29 09:19
Drag-Reduction Properties of Ultra-High-Molecular-Weight Polyacrylamide and Related Polymersn is observed when solutions of very small amounts of high-molecular-weight linear polymers are subjected to turbulent pipe flow. The resultant effect is that the pressure gradient required to move the fluid is substantially reduced at a given flow rate. Toms (1) gave the first clear description of 作者: 時(shí)間等 時(shí)間: 2025-3-29 12:45 作者: 貪婪地吃 時(shí)間: 2025-3-29 19:36
Drag-Reduction Properties of Ultra-High-Molecular-Weight Polyacrylamide and Related Polymersn is observed when solutions of very small amounts of high-molecular-weight linear polymers are subjected to turbulent pipe flow. The resultant effect is that the pressure gradient required to move the fluid is substantially reduced at a given flow rate. Toms (1) gave the first clear description of 作者: 藕床生厭倦 時(shí)間: 2025-3-29 22:54
New Developments in Water-Soluble Polysaccharidesf hemicelluloses (1,2). A great many naturally occurring polysaccharides are dispersible in water and some dispersions produce gels, either directly or indirectly. Often these gels fulfill a significant function in their biological source. For example, polysaccharide gels are important in ocular flu作者: antidepressant 時(shí)間: 2025-3-30 02:42
New Developments in Water-Soluble Polysaccharidesf hemicelluloses (1,2). A great many naturally occurring polysaccharides are dispersible in water and some dispersions produce gels, either directly or indirectly. Often these gels fulfill a significant function in their biological source. For example, polysaccharide gels are important in ocular flu作者: 和諧 時(shí)間: 2025-3-30 05:31 作者: 拒絕 時(shí)間: 2025-3-30 12:07
Electrodeposition of Water-Dispersible Polymersmental requirements. (See also the chapter by T. J. Miranda.) Much work has been done, aiming at reduced use — or elimination — of organic solvents as carriers of coating materials. One of the outstanding innovations in the exclusive use of water as carrier of coating materials is the electrocoating作者: 溝通 時(shí)間: 2025-3-30 16:18
Water-Based Finishes in Response to Environmental Constraintsgs requirements for appliances range from the severe environments of the washer and diswasher to less severe conditions of the dryer and the refrigerator. As a result, the coating industry has developed finishes like the epoxies for primers and the thermosetting acrylics for topcoats (1). These coat作者: 招待 時(shí)間: 2025-3-30 19:04 作者: 親屬 時(shí)間: 2025-3-30 22:34 作者: 燒瓶 時(shí)間: 2025-3-31 02:53
Some Properties of Carbamoylated Polyethylenimine and Its Hydrolysis Productudy, it was found that polymers having primary and secondary amino groups, such as polyethylenimine hydrochloride (PEI.HC1) and poly(.-lysine) hydrobromide, easily react with cyanate ions to form carbamoylated polymers. In the present chapter, we report the details of the preparation of carbamoylate作者: 角斗士 時(shí)間: 2025-3-31 05:24
Extracellular Microbial Polysaccharides: New Hydrocolloids Having Both Fundamental and Practical Impucture and properties. Only within approximately the last thirty years,however, has the practical potential of these macromolecular biopolymers been given serious consideration. Thus far, only a beginning has been made in discovering microbial sources, selecting products suitably constituted for spe作者: 巧思 時(shí)間: 2025-3-31 12:51 作者: BOLUS 時(shí)間: 2025-3-31 14:18 作者: 似少年 時(shí)間: 2025-3-31 21:11
Preparation of Cationic Polyelectrolytes by Spontaneous Polymerizationand it can be noted that the syntheses of these water-soluble polyions has been concerned primarily with the preparation of ionene polymers (2) by polycondensation reactions, with the polymerization of cationic vinyl monomers in which the positively charged site is located far from and not in resona作者: 絕食 時(shí)間: 2025-4-1 01:04 作者: 謙虛的人 時(shí)間: 2025-4-1 02:22
Preparation of Cationic Polyelectrolytes by Spontaneous Polymerizationand it can be noted that the syntheses of these water-soluble polyions has been concerned primarily with the preparation of ionene polymers (2) by polycondensation reactions, with the polymerization of cationic vinyl monomers in which the positively charged site is located far from and not in resona作者: affect 時(shí)間: 2025-4-1 09:34 作者: 我還要背著他 時(shí)間: 2025-4-1 10:39
Water-Soluble Polymers as Flocculants in Papermaking The water systems surrounding this basic process will be described in more detail below, as will the complete papermaking system. Figure 1 shows a Fourdrinier paper machine (the most common type), looking from the continuously moving wire toward the driers.作者: Initial 時(shí)間: 2025-4-1 16:25 作者: TEM 時(shí)間: 2025-4-1 18:30 作者: Adornment 時(shí)間: 2025-4-1 23:48 作者: GREG 時(shí)間: 2025-4-2 05:37 作者: PALSY 時(shí)間: 2025-4-2 08:58
Water-Based Finishes in Response to Environmental Constraintstor. As a result, the coating industry has developed finishes like the epoxies for primers and the thermosetting acrylics for topcoats (1). These coatings have proved their value in the appliance industry in providing durability, color stability, corrosion and detergent resistance as well as long-term decorative effects.作者: Classify 時(shí)間: 2025-4-2 13:23 作者: 無(wú)表情 時(shí)間: 2025-4-2 18:12 作者: 向外才掩飾 時(shí)間: 2025-4-2 22:24 作者: 喃喃而言 時(shí)間: 2025-4-2 23:41 作者: Affectation 時(shí)間: 2025-4-3 05:39 作者: 值得尊敬 時(shí)間: 2025-4-3 11:37 作者: 蕁麻 時(shí)間: 2025-4-3 12:53
