Water soluble polymer dispersions
    1.
    发明授权
    Water soluble polymer dispersions 失效
    水溶性聚合物分散体

    公开(公告)号:US5403883A

    公开(公告)日:1995-04-04

    申请号:US59966

    申请日:1993-05-13

    摘要: The invention relates to aqueous dispersions of water soluble polymers, formed by polymerization of a mixture A of various monomer components (a1, a2, and possibly a3) in the presence of a polymeric dispersant D; wherewith the mixture A is comprised of the following different monomera1 (in the amount of 99-70 wt. %), comprised of at least one water soluble monomer,a2 (in the amount of 1-30 wt. %), comprised of at least one hydrophobic monomer, and (possibly)a3 (in the amount of 0-20 wt. %), comprised of at least one amphipathic monomer, wherewith in each instance the sum of the amounts of a1, a2, and a3 is 100%;and wherewith the water soluble polymers have a mean molecular weight M.sub.w (gravimetric mean) of at least 10.sup.6 Dalton.

    摘要翻译: 本发明涉及在聚合物分散剂D的存在下通过各种单体组分(a1,a2和可能的a3)的混合物A的聚合形成的水溶性聚合物的水分散体; 其中混合物A由以下不同的单体a1(其量为99-70重量%)组成,其由至少一种水溶性单体a2(以1-30重量%的量)组成,包括 至少一种疏水性单体和(可能地)a3(以0-20重量%的量),由至少一种两亲性单体组成,其中在每种情况下,a1,a2和a3的量的总和为100 %; 并且其中水溶性聚合物具有至少106道尔顿的平均分子量Mw(重均分子量)。

    Method for the production of a low-viscosity, water-soluble polymeric
dispersion
    2.
    发明授权
    Method for the production of a low-viscosity, water-soluble polymeric dispersion 失效
    生产低粘度水溶性聚合物分散体的方法

    公开(公告)号:US5480934A

    公开(公告)日:1996-01-02

    申请号:US241577

    申请日:1994-05-12

    摘要: An aqueous, low-viscosity, water-soluble polymeric dispersion containing a polymer (A) is prepared by copolymerizing monomers:(a1) 99 to 70 weight % of at least one water-soluble monomer,(a2) 1 to 30 weight % of at least one hydrophobic monomer and,(a3) 0 to 20 weight % of at least one amphiphilic monomer, which monomers constitute 100 weight % of the polymers forming material which polymer (A) has an average molecular weight M.sub.W (mean weight) of at least 5.times.10.sup.5 Dalton, said process comprising:a first step i) of reacting said monomer ingredients in an aqueous dispersion in the presence of at least one polymeric dispersing agent (D) thereby preparing a dispersion of polymer (A); and a second step ii) of adding at least one polymeric dispersion agent (D), in an aqueous solution, to the dispersion.

    摘要翻译: 含有聚合物(A)的水溶性,低粘度的水溶性聚合物分散体是通过使单体共聚而制备的:(a1)99-70重量%的至少一种水溶性单体,(a2)1-30重量% 至少一种疏水单体和(a3)0至20重量%的至少一种两亲性单体,该单体构成聚合物形成材料的100重量%,聚合物(A)的平均分子量MW(平均重量)为 所述方法包括:第一步骤i)在至少一种聚合物分散剂(D)的存在下使所述单体成分在水分散体中反应,从而制备聚合物(A)的分散体; 和第二步骤ii)在水溶液中加入至少一种聚合物分散剂(D)至分散体。

    Method of manufacturing water-soluble polymer dispersions having high
polymer content
    3.
    发明授权
    Method of manufacturing water-soluble polymer dispersions having high polymer content 失效
    制造具有高聚合物含量的水溶性聚合物分散体的方法

    公开(公告)号:US5541252A

    公开(公告)日:1996-07-30

    申请号:US411668

    申请日:1995-04-12

    摘要: The invention relates to a process for the preparation of low viscous, water soluble polymer dispersions on an aqueous basis with a high concentration of the active substance, containing a polymerizate A) synthesized from the monomeric components, hydrophobic monomers and optionally amphiphilic monomers, which exhibit an average molecular weight M.sub.w of at least 5.times.10.sup.5 Dalton and contain at least one polymeric dispersing agent D), where in a first step an aqueous dispersion PD) is prepared from the polymerizate A) and at least one polymeric dispersing agent D); in a second step an aqueous, highly concentrated dispersion PD') is prepared from the aqueous dispersion PD) by extracting the water; and in a third step an aqueous dispersion PD") with a high content of the active substance is prepared through the addition of an aqueous dispersion of at least one polymeric dispersing agent D) to the concentrated dispersion PD'), and where the second and third process step can be repeated in succession.

    摘要翻译: PCT No.PCT / DE94 / 01214 Sec。 371日期:1995年4月12日 102(e)日期1995年4月12日PCT 1994年10月14日PCT PCT。 WO95 / 11269 PCT公开号 日期1995年04月27日本发明涉及一种在水性基础上制备低浓度水溶性聚合物分散体的方法,所述分散体含有高浓度的活性物质,其含有由单体组分合成的聚合物A),疏水单体和任选的 其表现出至少5×10 5道尔顿的平均分子量Mw并且含有至少一种聚合物分散剂D),其中在第一步骤中,由聚合物A)和至少一种聚合物分散剂制备水分散体PD) D); 在第二步中,通过萃取水从水分散体PD)制备水溶液,高度浓缩的分散体PD'); 并且在第三步中,通过将至少一种聚合物分散剂D)的水性分散体加入到浓缩分散体PD')中制备具有高含量活性物质的水分散体PD“),其中第二 并且可以连续重复第三处理步骤。

    Low-odor, cold-curing (METH) acrylate reaction resin for floor coating, a floor coating containing the reaction resin, and a process for the preparation of the floor coating
    4.
    发明授权
    Low-odor, cold-curing (METH) acrylate reaction resin for floor coating, a floor coating containing the reaction resin, and a process for the preparation of the floor coating 失效
    用于地板涂料的低气味,冷固化(METH)丙烯酸酯反应树脂,含有反应树脂的地板涂料和用于制备地板涂料的方法

    公开(公告)号:US07049355B2

    公开(公告)日:2006-05-23

    申请号:US09333917

    申请日:1999-06-16

    IPC分类号: C08L51/00

    CPC分类号: C09D4/00 C09D4/06

    摘要: The present invention relates to a low-odor, polymerizable, cold-curing (meth)acrylate composition for floor coatings exhibiting low health hazards during application and consisting of (A) 50–100 wt % a (meth)acrylate; (B) 0–2 parts by weight per 1 part by weight of (A) of a pre-polymer that dissolves or swells in (A); (C) 2–5 parts by weight per 100 parts by weight of (A+B) of at least one paraffin and/or wax; (D) a redox system, containing an accelerator and a peroxide catalyst or initiator in an amount that is adequate for cold-curing of Component A; and (E) a conventional additive.

    摘要翻译: 本发明涉及一种用于地面涂料的低气味,可聚合,冷固化(甲基)丙烯酸酯组合物,其在施用期间表现出低健康危害,并且由(A)50-100重量%的(甲基)丙烯酸酯组成。 (B)每(1)重量份(A)在(A)中溶解或溶胀的预聚物0-2重量份; (C)每100重量份(A + B)至少一种石蜡和/或蜡2-5重量份; (D)氧化还原体系,其含有足以冷却组分A的量的加速剂和过氧化物催化剂或引发剂; 和(E)常规添加剂。

    Crosslinked water-soluble polymer dispersions
    5.
    发明授权
    Crosslinked water-soluble polymer dispersions 失效
    交联的水溶性聚合物分散体

    公开(公告)号:US5840804A

    公开(公告)日:1998-11-24

    申请号:US816900

    申请日:1997-03-13

    摘要: A method of producing low-viscosity water-based water-soluble polymer dispersions having a high concentration of the principal substance is achieved by polymerizing the following monomer components, (a1) 50-99.999 wt. % of at least one water-soluble monomer; (a2) 0.001-1 wt. % of at least one crosslinking monomer with at least two ethylenically unsaturated radically polymerizable groups; (a3) 0-30 wt. %, particularly 1-25 wt. %, of at least one hydrophobic monomer; and (a4) 0-25 wt. %, particularly 0.1-15 wt. %, of at least one amphiphilic monomer, in aqueous solution, in the presence of at least one polymer dispersant, to form a polymer (A), where the sum of the amounts of the components represented by the monomers (a1), (a2), (a3), and (a4) is 100 wt. % of the monomers, the weight average molecular weight of the resulting polymer (A) is at least 500,000 Dalton, and polymer (A) is incompatible with the dispersant.

    摘要翻译: 通过聚合下列单体组分,可以得到具有高浓度主要物质的低粘度水溶性聚合物分散体的方法:(a1)50-99.999重量% %的至少一种水溶性单体; (a2)0.001-1重量% 至少一种具有至少两个烯属不饱和自由基聚合基团的交联单体的% (a3)0-30重量% %,特别是1-25wt。 %,至少一种疏水性单体; 和(a4)0-25wt。 %,特别是0.1-15wt。 %的至少一种两亲性单体,在水溶液中,在至少一种聚合物分散剂的存在下,形成聚合物(A),其中由单体(a1),(a2 ),(a3)和(a4)为100重量%。 %的单体,所得聚合物(A)的重均分子量为至少500,000道尔顿,聚合物(A)与分散剂不相容。

    Resin binders for foundry molding sands
    7.
    发明授权
    Resin binders for foundry molding sands 失效
    铸造型砂用树脂粘合剂

    公开(公告)号:US4585809A

    公开(公告)日:1986-04-29

    申请号:US579148

    申请日:1984-02-10

    CPC分类号: C04B26/04 B22C1/222

    摘要: An aqueous dispersion of a copolymer comprising:(A) from 20 to 90 percent by weight of an unsaturated carboxylic acid of the formula ##STR1## where R.sub.1, R.sub.2, R.sub.3 are hydrogen, alkyl, or --(CH.sub.2).sub.n COOM and M is a proton or an alkali metal or alkaline earth metal or an ammonium cation, and(B) from 10 to 80 percent of at least one other comonomer different from and copolymerizable with A; methods of making a ready-to-use foundry molding sand by mixing such a dispersion with sand; and such ready-to-use foundry molding sands.

    摘要翻译: 共聚物的水分散体,其包含:(A)20至90重量%的下式的不饱和羧酸,其中R 1,R 2,R 3为氢,烷基或 - (CH 2)n COOM,M为 质子或碱金属或碱土金属或铵阳离子,和(B)10%至80%的至少一种不同于且可与A共聚的其它共聚单体; 通过将这种分散体与砂混合来制备即用型铸造型砂的方法; 和这种即用型铸造型砂。

    Liquid, UV-hardenable coating agent and binder
    9.
    发明授权
    Liquid, UV-hardenable coating agent and binder 失效
    液体,UV可硬化涂料和粘合剂

    公开(公告)号:US4340707A

    公开(公告)日:1982-07-20

    申请号:US198045

    申请日:1980-10-17

    摘要: What is disclosed are a liquid coating and binding agent, hardenable under the influence of ultraviolet radiation, comprising an oligomer of the formula[(CH.sub.2 .dbd.CHCOO).sub.m ROOCC.sub.2 H.sub.4 ].sub.2 Sor[(CH.sub.2 .dbd.CHCOO).sub.m ROOCC.sub.2 H.sub.4 S].sub.p R',and a method for its preparation by the reaction of hydrogen sulfide or of a polymercaptan of the formulaR'(SH)pwith a polyacrylic acid ester of the formula(CH.sub.2 .dbd.CHCOO).sub.m+1 R.

    摘要翻译: 所公开的是在紫外线辐射的影响下可硬化的液体涂层和粘合剂,其包含式[(CH 2 = CHCOO)mROCOC 2 H 4] 2S或[(CH 2 = CHCOO)mROCOC 2 H 4 S] p R'的低聚物, 其通过硫化氢或式R'(SH)p的聚硫醇与式(CH 2 = CHCOO)m + 1R的聚丙烯酸酯的反应制备。