Powder coating composition
    1.
    发明授权
    Powder coating composition 失效
    粉末涂料组合物

    公开(公告)号:US5593730A

    公开(公告)日:1997-01-14

    申请号:US367352

    申请日:1995-01-13

    CPC分类号: C09D151/00 C09D5/03

    摘要: Powder coating composition which comprises a hybrid polymer system in granular form of a polymer A formable from monomer(s) by aqueous suspension polymerisation and a polymer B, different to A, which polymer system has been obtained using a process which comprises dissolving polymer B in monomeric material to be used in the formation of polymer A, polymerising the monomer(s) to form polymer A using an aqueous suspension polymerisation process, and removing the aqueous phase to form a hybrid of the polymers A and B in granular form, and wherein polymer A and polymer B bear functional groups for imparting curability to the hybrid polymer system, and wherein further the hybrid polymer system has a number average molecular weight within the range of from 1500 to 15,000.

    摘要翻译: PCT No.PCT / GB93 / 01423 Sec。 371日期1995年1月13日 102(e)1995年1月13日PCT PCT 1993年7月7日PCT公布。 出版物WO94 / 01500 日期1994年1月20日由粉末涂料组合物组成,其包含可通过水悬浮聚合从单体形成的聚合物A的混合聚合物体系和与A不同的聚合物B,该聚合物体系已经通过以下方法获得: 包括将聚合物B溶解在用于形成聚合物A的单体材料中,使用水悬浮聚合方法聚合单体以形成聚合物A,并除去水相以形成聚合物A和B的杂化物 并且其中聚合物A和聚合物B具有赋予混合聚合物体系固化性的官能团,并且其中该杂化聚合物体系的数均分子量在1500至15,000范围内。

    POLYMERIC COMPOSITION
    3.
    发明申请

    公开(公告)号:US20130172439A1

    公开(公告)日:2013-07-04

    申请号:US13515951

    申请日:2010-12-17

    IPC分类号: C08F2/50

    摘要: There is described a substantially solid, solvent free, radiation curable composition comprising a) optionally from 0.1% to 99.9% by weight of a colorant; and b) from 0.1% to 99.9% of radiation curable polymer obtained and/or obtainable from at least one mono-(terminal functional forming) monomer of formula I: R1(R2)C═CR3(C═O)(X1)nR4 Formula 1, where n is 0 or 1, X1 is oxy or —NR5— (where R5 represents H or optionally substituted organo), R1 independently represents optionally substituted C1-10hydrocarbo, hydroxyl, optionally substituted C2-10hydrocarbo-oxy comprising a ring moiety, and/or carboxy; and R2, R3 and R4 each independently represent H, an optional substituent and/or optionally substituted organo groups and where n is 0, R3 may also represent oxy or —NR5—; and c) optionally from 0.1% to 90% of a radiation curable high molecular weight reactive diluent; and d) optionally from 0.01 to 10% of at least one photo-initiator; and where the radiation curable polymer (b) is i) obtained and/or obtainable in a suspension polymerisation process using a cobalt catalyst as a chain transfer agent; ii) is solid under standard conditions; and iii) is mono-(terminal functional) comprising one terminally located activated unsaturated moiety (such as of Formula 1 herein). where the composition has at least one of the properties (A) to (F): A) is substantially free of volatile organic compounds (VOCs); B) has a residual concentration of initiator (such as peroxide) of less than 0.025 g per g of polymer; C) comprises a polymer having a total ethylenic unsaturation (for example from moiet(ies) of Formula 1, such as C═C and/or (meth)acrylate) greater than 0.1 milli-equivalents C═C per g polymer; D) is substantially-free of sulphur comprising species; E) is substantially free of cobalt (II) species; and/or F) has a weight average molecular weight (Mw) of less then 25 kDa.

    Aqueous coating compositions
    9.
    发明授权
    Aqueous coating compositions 有权
    水性涂​​料组合物

    公开(公告)号:US07049352B2

    公开(公告)日:2006-05-23

    申请号:US10488040

    申请日:2002-09-26

    摘要: Pigmented aqueous coating composition providing good blocking and elasticity properties comprises a blend of a seeded multistage polymer latex(es) having at least one soft and at least one hard polymer phases and a non-film-forming polymer latex(es), the seed polymer(s) having a Tg≧10° C. lower than that of the hard polymer phase(s) and preferably having a Tg≧10° C. higher than that of the soft polymer phase(s), and the multistage polymer(s) preferably having amino functionality incorporated by an imination reaction.

    摘要翻译: 提供良好的阻塞和弹性性质的着色水性涂料组合物包括具有至少一种柔软和至少一种硬聚合物相的接种的多级聚合物胶乳和非成膜聚合物胶乳(es)的混合物,种子聚合物 具有比硬质聚合物相的Tg低= 10℃的Tg,优选比软质聚合物相的Tg> = 10℃,并且多段聚合物 优选具有通过仿制反应并入的氨基官能团。

    Aqueous coating compositions
    10.
    发明授权
    Aqueous coating compositions 失效
    水性涂​​料组合物

    公开(公告)号:US5656685A

    公开(公告)日:1997-08-12

    申请号:US325205

    申请日:1994-10-21

    摘要: An aqueous crosslinkable coating composition comprising an aqueous dispersion of: (A) at least one copolymer, said copolymer being obtainable or derived from the addition polymerization of 2 or more olefinically unsaturated monomers and bearing lateral carboxyl groups which are provided at least in part by polymerized units in said copolymer of a monomer of formula: CH.sub.2 .dbd.CR.sup.1 --Q--CO.sub.2 H, where R.sup.1 is H or lower alkyl of 1 to 5 carbon atoms and Q is a non carboxy-containing spacer group providing a spacer chain of a least 3 atoms, and (B) at least one carboxyl-reactive material for providing crosslinking during and/or after coating formation from the composition in which the polymer-bound carboxyl groups provided by the monomer of formula take part, and wherein the components (A) and (B) are provided by different and/or the same substance(s).

    摘要翻译: PCT No.PCT / GB93 / 00969 Sec。 371日期:1994年10月21日 102(e)日期1994年10月21日PCT提交1993年5月12日PCT公布。 公开号WO93 / 23486 日本1993年11月25日一种含水可交联涂料组合物,其包含以下水分散体:(A)至少一种共聚物,所述共聚物可获得或衍生自2种或更多种烯属不饱和单体的加成聚合并带有侧向羧基, 至少部分通过下式的单体的共聚物中的聚合单元:CH 2 = CR 1 -Q-CO 2 H,其中R 1是H或1至5个碳原子的低级烷基,Q是提供间隔链的非含羧基的间隔基 至少3个原子,和(B)至少一种羧基反应性材料,用于在组合物中和/或之后提供交联,其中由式的单体提供的聚合物键合的羧基部分组成,其中 组分(A)和(B)由不同的和/或相同的物质提供。