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    • 72. 发明授权
    • Method for the production of branched polymerizates
    • 生产支化聚合物的方法
    • US5859140A
    • 1999-01-12
    • US877640
    • 1997-06-17
    • Martina PfirmannWerner SiolKlaus KoralewskiMichael Wicker
    • Martina PfirmannWerner SiolKlaus KoralewskiMichael Wicker
    • C08F2/06C08F2/38C08F265/06C09D7/12C09J11/08C10M145/14C10M149/06C08F273/00
    • C09J11/08C08F265/06C09D7/125C10M145/14C10M149/06C10M2209/084C10M2217/024C10M2217/06C10N2240/10C10N2240/101C10N2240/104C10N2240/106
    • A method for producing branched polymerizates by radical polymerization of monomers in two stages comprisingin a first stage, adding 10 to 500 parts by weight of at least one monomer M.sub.1 and 0.1 to 20 parts by weight of a mercaptan with an olefinic, radically polymerizable double bond RM as a molecular weight regulator, and polymerizing said at least one monomer M.sub.1 and mercaptan RM to form a copolymer MM.sub.1 in the presence of at least one polymerization initiator and 0 to 100 parts by weight of an inert, non-aqueous solvent, which completely dissolves the monomer M.sub.1, the mercaptan RM and the copolymer MM.sub.1, where the polymerizable double bonds and M.sub.1 and RM have a reactivity, expressed by a copolymerization parameter r, between 0.1 and 10, andin a second stage, adding 10 to 2000 parts by weight of a monomer M.sub.2 and 0.01 to 10 parts by weight of a saturated molecular weight regulator, and optionally, an inert, non-aqueous solvent, to the reaction mixture formed in the first stage, and polymerizing in the presence of at least one polymerization initiator to form a branched polymerizate. Branched polymerzates made by the method.
    • 通过两步单体的自由基聚合制备支化聚合物的方法,包括在第一阶段中,加入10至500重量份的至少一种单体M1和0.1至20重量份的具有烯属可自由基聚合双酚的硫醇 键RM作为分子量调节剂,并且在至少一种聚合引发剂和0至100重量份的惰性非水溶剂的存在下,聚合所述至少一种单体M1和硫醇RM以形成共聚物MM1,其中 完全溶解单体M1,硫醇RM和共聚物MM1,其中可聚合双键和M1和RM具有由共聚参数r表示的反应性,为0.1至10,在第二阶段中,加入10至2000份 的单体M2和0.01至10重量份的饱和分子量调节剂和任选的惰性非水溶剂加入到第一阶段中形成的反应混合物中,和聚 在存在至少一种聚合引发剂的情况下化合以形成支化聚合物。 通过该方法制备的支化聚合物。
    • 73. 发明授权
    • Method for the production of coatings
    • 涂料生产方法
    • US5792514A
    • 1998-08-11
    • US954029
    • 1997-10-20
    • Heinz DieterMarkus ParuselWerner Siol
    • Heinz DieterMarkus ParuselWerner Siol
    • B05D3/02
    • B05D3/02
    • The invention concerns a method for the production of surface coatings from monodisperse poly(meth)acrylate particles, produced by precipitation polymerization in a halogen-free solvent L in the presence of a block copolymer BCP, wherein the poly(meth)acrylate particles are synthesized from at least 60 wt % monomer units M of formula I: ##STR1## wherein R is hydrogen or methyl, and R.sub.1 is an alkyl radical of 1 to 8 carbon atoms, a substituted aryl radical, or an aralkyl radical, wherein the resulting poly(meth)acrylate has a Vicat softening temperature VET according to ISO 306 between 30.degree. and 110.degree. C., and wherein the specific viscosity of the poly(meth)acrylate in chloroform at 25.degree. C., according to DIN 51562, lies between 10 and 150 cm.sup.3 /g. The surface coatings are applied onto the substrate to be coated by application of a dispersion of poly(meth)acrylate particles and solvent L, which is subsequently evaporated, or by a powder coating with the isolated poly(meth)acrylate particles, which are subsequently melted.
    • 本发明涉及一种在嵌段共聚物BCP存在下,通过在无卤素溶剂L中的沉淀聚合制备单分散聚(甲基)丙烯酸酯颗粒的表面涂层的方法,其中聚合(甲基)丙烯酸酯颗粒被合成 来自至少60重量%的式I的单体单元M:其中R是氢或甲基,R 1是1至8个碳原子的烷基,取代的芳基或芳烷基,其中 所得聚(甲基)丙烯酸酯的维卡软化温度VET根据ISO 306在30℃至110℃之间,其中根据DIN 51562,聚(甲基)丙烯酸酯在25℃氯仿中的比粘度 ,介于10和150 cm3 / g之间。 通过涂布随后蒸发的聚(甲基)丙烯酸酯颗粒和溶剂L的分散体或通过分离的聚(甲基)丙烯酸酯颗粒的粉末涂料将表面涂层施加到待涂覆的基材上,随后将其分散 融化了。
    • 75. 发明授权
    • Compatible polymer blends
    • 兼容的聚合物共混物
    • US5532067A
    • 1996-07-02
    • US292963
    • 1994-08-22
    • Jens-Dieter FischerWerner Siol
    • Jens-Dieter FischerWerner Siol
    • C08F220/12C08F220/10C08L33/04C08L33/06C08L71/12C08L33/08C08L33/10C08L77/00
    • C08L33/06C08L71/123C08L71/12Y10T428/31855Y10T428/31935
    • Compatible polymer blends containing A) 0.5-99.5 wt. %, preferably 50 to 90 wt. % of a polyphenylene ether, synthesized from units of formula (I) ##STR1## where R.sub.1 stands for an optionally substituted cycloalkyl group or alkoxyl group having 1 to 8 carbon atoms or an optionally substituted aryl group having 6 to 10 carbon atoms or for chlorine, where R.sub.2 stands for an optionally substituted cycloalkyl group or alkoxyl group having 1 to 8 carbon atoms or an optionally substituted aryl group having 6 to 10 carbon atoms or for chlorine, and B) 99.5-0.5 wt. %, preferably 50 to 10 wt. % of a polyaryl(meth)acrylate containing 20-100 wt. % of monomers of the formula (II) ##STR2## where R.sub.3 stands for hydrogen or methyl, Q stands for an alkylidene group having 1 to 6 carbon atoms or a group --(CH.sub.2).sub.m --O--, where m denotes a number from 2 to 6,x stands for zero or 1 andR.sub.4 stands for hydrogen, an alkyl or alkoxyl group having 1 to 6 carbon atoms or an aminoalkyl group having 1 to 6 carbon atoms, which may be substituted at nitrogen with alkyl groups having 1 to 6 carbon atoms.
    • 含有A)0.5-99.5wt。 %,优选50〜90重量% 由式(I)单元合成的聚苯醚的%,其中R1代表任选取代的环烷基或具有1至8个碳原子的烷氧基或任选取代的具有6至10个碳原子的芳基或用于 氯,其中R2代表任选取代的环烷基或具有1至8个碳原子的烷氧基或任选取代的具有6至10个碳原子的芳基或氯,B)99.5-0.5wt。 %,优选50〜10重量% %的含有20-100重量%的(甲基) %的式(II)的单体其中R 3代表氢或甲基,Q代表具有1至6个碳原子的亚烷基或基团 - (CH 2)m O-,其中m表示数 2至6,x代表0或1,R4代表氢,具有1至6个碳原子的烷基或烷氧基或具有1至6个碳原子的氨基烷基,其可在氮气下用烷基取代1 至6个碳原子。