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    • 1. 发明申请
    • Process for the preparation of polyaddition compounds
    • 制备加聚化合物的方法
    • US20070142608A1
    • 2007-06-21
    • US11638626
    • 2006-12-13
    • Hans LaasBernd SojkaMichael GrahlJosef SandersWolfgang FischerReinhard Halpaap
    • Hans LaasBernd SojkaMichael GrahlJosef SandersWolfgang FischerReinhard Halpaap
    • C08G18/00
    • C08G18/798C08G18/0895C08G18/12C08G18/227C08G18/2825C08G18/4277C08G18/664C08G2150/20C08G18/42
    • The present invention relates to a novel process for the preparation of polyaddition products, to the products obtainable by this process and to their use as starting components in the production of polyurethane plastics. The process includes the reaction of A) polyisocyanates with uretdione groups having a mean isocyanate functionality of at least 2.0, optionally with the concomitant use of B) other diisocyanates and/or polyisocyanates, different from A, in an amount of up to 70 wt. %, based on the total weight of components A) and B), with C) polyols in the molecular weight range 62-2000 having a mean functionality of at least 2.0, or mixtures of polyols and optionally D) other isocyanate-reactive monofunctional compounds in an amount of up to 40 wt. %, based on the total weight of components C) and D). An equivalent ratio of isocyanate groups to isocyanate-reactive groups of 1.8:1 to 0.6:1 is maintained in the reactants, and the reaction is carried out in the presence of at least one bismuth-containing catalyst.
    • 本发明涉及一种制备加聚产物的新方法,可通过该方法获得的产品及其作为聚氨酯塑料生产中起始组分的用途。 该方法包括A)多异氰酸酯与平均异氰酸酯官能度至少为2.0的脲二酮基团的反应,任选地伴随使用B)与A不同的其它二异氰酸酯和/或多异氰酸酯,其量高达70wt。 基于组分A)和B)的总重量,C)分子量范围为62-2000的平均官能度至少为2.0的多元醇,或多元醇和任选的D)混合物的其它异氰酸酯反应性单官能化合物 其量可高达40wt。 %,基于组分C)和D)的总重量。 在反应物中保持异氰酸酯基与异氰酸酯反应性基团的当量比为1.8:1至0.6:1,反应在至少一种含铋催化剂存在下进行。
    • 6. 发明申请
    • HIGH SPEED DVDS
    • 高速DVD
    • US20130029081A1
    • 2013-01-31
    • US13575780
    • 2011-01-26
    • Friedrich-Karl BruderWilfried HaeseRafael OserWolfgang FischerMichael LudewigRaymond WongIce Zhang
    • Friedrich-Karl BruderWilfried HaeseRafael OserWolfgang FischerMichael LudewigRaymond WongIce Zhang
    • G11B7/256B32B37/12C08L75/14
    • G11B7/2533G11B7/24047G11B7/246G11B7/253Y10T428/21
    • This invention relates to DVDs made from polycarbonate and a special UV curable bonder material consisting of A) an urethane acrylate oligomer as binder, which is the reaction product of i) one or more polyisocyanates and ii) one or more hydroxyfunctional lactone ester (meth)acrylates having a number average molecular weight of from 200 g/mol to 2000 g/mol and having the formula: CH2═C(R1)—C(O)—O—R2—[O—C(O)—R3]n—OH wherein, n is an integer from 1 to 5, R1 is hydrogen or methyl, R2 represents an alkylene group or substituted alkylene group having from 2 to 10 carbon atoms and R3 represents a straight or branched chain alkylene group of from 3 to 8 carbon atoms, and which may be substituted with one or more alkyl groups having from 1 to 12 carbon atoms, B) a reactive thinner, comprising of mono functional acrylates and/or (meth)acrylates C) a photo initiator and D) optional additives which offers improved performance at high data transfer rates.
    • 本发明涉及由聚碳酸酯制成的DVD和由A)氨基甲酸酯丙烯酸酯低聚物作为粘合剂组成的特殊UV固化粘合剂材料,其为i)一种或多种多异氰酸酯和ii)一种或多种羟基官能内酯酯(甲基) 丙烯酸酯,其数均分子量为200g / mol至2000g / mol,具有下式:CH 2 = C(R 1)-C(O)-O-R 2 - [O-C(O)-R 3] n -OH,其中n为1至5的整数,R 1为氢或甲基,R 2表示亚烷基或具有2至10个碳原子的取代的亚烷基,R 3表示3至8的直链或支链亚烷基 碳原子,并且其可以被一个或多个具有1至12个碳原子的烷基取代; B)包含单官能丙烯酸酯和/或(甲基)丙烯酸酯的活性稀释剂C)光引发剂和D)任选的添加剂 这在高数据传输速率下提供了更好的性能。
    • 7. 发明授权
    • Rotor/stator device and method for salt-free coagulation of polymer dispersions
    • 转子/定子装置和聚合物分散体的无盐凝结方法
    • US08362200B2
    • 2013-01-29
    • US11816362
    • 2006-02-08
    • Norbert GüntherbergWolfgang FischerManfred Radulla
    • Norbert GüntherbergWolfgang FischerManfred Radulla
    • C08F6/00
    • B02C7/06B02C2/10B02C7/14B29B7/7657B29B15/04C08F6/22
    • A process for the salt-free coagulation of polymer dispersions in a rotor/stator assembly is disclosed. The rotor/stator assembly includes a casing, a rotor shaft rotatably mounted within the casing, a rotor having a conical surface affixed to the rotor shaft, and a stator affixed to the casing and concentrically associated with the rotor. The conical surface faces a surface of the stator to form an adjustable shear gap, which is surrounded by an annular space. A polymer dispersion is fed into the assembly and conveyed through the shear gap. During this conveyance, the polymer dispersion is precipitated at a predetermined shear rate and a predetermined shear deformation. The polymer dispersion is discharged from the assembly through an outlet neck, and the assembly is flushed with water using one or more ports formed in at least one of a pipeline coupled to the axial feed neck, the stator, and the casing.
    • 公开了一种用于转子/定子组件中聚合物分散体的无盐凝结的方法。 转子/定子组件包括壳体,可旋转地安装在壳体内的转子轴,具有固定到转子轴上的锥形表面的转子和固定到壳体并与转子同心相关的定子。 锥形表面面向定子的表面以形成由环形空间包围的可调剪切间隙。 将聚合物分散体进料到组件中并通过剪切间隙输送。 在该输送过程中,聚合物分散体以预定的剪切速率和预定的剪切变形沉淀。 聚合物分散体通过出口颈部从组件排出,并且使用在耦合到轴向进料颈部,定子和壳体的管道中的至少一个中形成的一个或多个端口用水冲洗组件。