The present invention discloses a comb-like aliphatic resin acid.
本发明公开了一种梳状脂肪族磺酸型树脂。
Nano-Ni was first used as catalyst for disproportionation of resin acid.
将纳米镍催化剂首次应用于树脂酸的歧化反应中。
At present, this is a more in-depth study in order to be able to open a resin acid antibiotics arrived in the mechanism of HIV.
目前，对此正进行更深入的研究，以便能揭开硫酸脂抵抗菌素艾滋病毒的机理。
The catalytic activity of the resin acid, which was used as catalyst of esterification, was evaluated by esterification between glacial acetic acid and ethanol.
通过催化冰醋酸与乙醇的酯化反应来考察该树脂酸的催化活性。
The main components which can cause pitch trouble in the process of paper making with Masson pine TMP was simulated by using fatty acid, resin acid and oleic triglyceride as model materials.
以脂肪酸、树脂酸、三油酸甘油脂为模型物，模拟了马尾松TMP造纸过程中造成树脂障碍的主要成分。
It introduces how to synthesize acrylic acid, acrylate and phenylethene quadripolymer into alcohol-soluble acrylic resin.
它介绍了丙烯酸、丙烯酸脂、苯乙烯四元共聚合成醇溶性聚丙烯酸脂类的方法。
The waste acid from the manufacture of cation exchange resin can be successfully recovered and reused by a new washing process with dilute acid instead of traditional washing process with water.
采用稀酸套洗工艺代替传统的加水稀释洗涤工艺，成功地解决了阳离子交换树脂生产中废酸的回收利用问题。
The earlier resin technology was based on resins which contained acid groups. These could be neutralized to allow them to become soluble in water.
早期的树脂制造技术都是以含酸基团的树脂为基础，中和后，他们可以溶于水。
Preferably the resin contains at least one acidic group and more preferably at least one carboxylic acid group.
最好的树脂至少包含一个酸性组和更多的最好至少一羧酸组。
The catalysis of big pore strong acid resin for 1,4-butanediol dehydration to tetrahydrofuran is investigated.
考察了大孔强酸性树脂对1，4 丁二醇脱水制四氢呋喃的催化作用。
Ion exchange equilibrium of neutral amino acids on 732 strong acid cation exchange resin in non buffer systems were studied and an equilibrium model was proposed.
研究了非缓冲体系中性氨基酸在732型强酸性阳离子交换树脂上的离子交换平衡，并提出了平衡模型。
The influence of concentration of acid and resin type on adsorption is discussed.
讨论酸的浓度和树脂类型对吸附行为的影响。
Conclusion The methods of extraction of alkaloids with alcohol and separation with strong acid cation exchange resin are economy, convenient and highly efficient.
结论乙醇提取、强酸性阳离子树脂提取、分离总生物碱是一种经济简便、效率较高的方法。
When the fixed bed continuous process is used, the appropriate catalyst is strong acid cation exchange resin.
当采用固定床连续甲酯化反应时，适宜的催化剂为强酸性阳离子交换树脂。
All kinds of structure factors causing the stability of epoxy vinyl ester resin in acid, alkali or salt solutions were particularly discussed in this paper.
较为详细论述了影响环氧乙烯基酯树脂在酸、碱、盐溶液中稳定性的各种结构因素。
The properties of low molecule dimeric dibasic acid polyamide resin were improved by chemical modified in mass polymerization.
用本体聚合的方法，通过化学改性，使低分子二聚酸聚酰胺树脂的性能得到大幅度提高。
The main catalysts used are PTC, strong acidic ion-exchanging resin, solid super acid, etc.
主要的催化剂有季铵盐、强酸性离子交换树脂、固体超强酸等。
The formulation and production process of this coatings were given, and factors influencing the film properties, such as level of urea - formaldehyde resin and acid curing catalyst were discussed.
介绍了该涂料的配方和配制工艺。讨论了脲醛树脂用量和酸固化催化剂对涂膜性能的影响。
Crosslinkable aromatic resin having protonic acid group, and ion conductive polymer membrane, binder and fuel cell using the resin.
含质子酸基交联性芳香族树脂及使用该树脂的离子传导性高分子膜，粘合剂，以及燃料电池。
It is feasible economically to purify PPS resin by water-washing. When high quality is required, the resin can be purified by an acid-washing.
水洗净化PPS树脂的工艺经济可行，在要求较高时，可采取酸洗等方式提高纯度。
The adsorption equilibrium and kinetics of sisomicin on macroporous weakly basic acid resin were studied.
对西索米星在大孔弱酸树脂上吸附平衡与动力学进行研究。
Epoxy acrylate was synthesised by reacting epoxy resin with acrylic acid.
用丙烯酸和环氧树脂合成了丙烯酸环氧酯。
The films remain properties of both cardanol-formaldehyde resin and epoxy resin , which are acid-resisting , alkali-resisting and organic solvent-tolerant, and also have good service time.
该聚合物与环氧树脂形成的涂膜兼具酚醛树脂型和环氧树脂型涂膜的优异性能，耐酸、碱和有机溶剂，而且使用期较长。
When some kinds of resin with acid resistance radicals are used in pretanning process, the part of space in skin fibre is occupied by these resin, so the exhaustion of chrome is improved.
将带有某些耐酸基团的树脂用于预鞣时，这类树脂会占据皮纤维间的部分空隙，从而对随后的鞣制工序中皮对铬的吸收产生影响。
Retention behavior of alkali metals, ammonium ion and alkyl amines on a sulfonic cation-exchange resin column with organic acid and inorganic acid as eluent was studied.
系统研究了碱金属、铵离子和烷基胺在磺酸型阳离子交换树脂柱上以有机酸和无机酸为淋洗液的保留行为。
The structure and properties of macroporous strong base - weak acid amphoteric resin were studied by using IR and DTA.
利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨。
The structure and properties of macroporous strong base - weak acid amphoteric resin were studied by using IR and DTA.
利用红外光谱、差热分析对大孔强碱弱酸两性树脂的结构与性能作些探讨。
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