AQUEOUS INTERMEDIATE COATING COMPOSITION AND METHOD FOR FORMING MULTILAYER COATING FILM
    5.
    发明申请
    AQUEOUS INTERMEDIATE COATING COMPOSITION AND METHOD FOR FORMING MULTILAYER COATING FILM 有权
    水性中间涂料组合物和形成多层涂膜的方法

    公开(公告)号:US20100221442A1

    公开(公告)日:2010-09-02

    申请号:US12161716

    申请日:2007-01-23

    Abstract: The present invention provides an aqueous intermediate coating composition comprising: (A) a resin containing hydroxyl and carboxyl groups with a hydroxyl value of 100 to 200 mg KOH/g and an acid value of 20 to 50 mg KOH/g; (B) at least one curing agent selected from the group consisting of melamine resins and blocked polyisocyanate compounds; and (C) flat pigment particles; the molecular weight distribution of a curable resin component comprising component (A) and component (B) including from 30 to 50% by weight of a component with a molecular weight of less than 1,000, and 10% by weight or less of a component with a molecular weight exceeding 100,000; the proportion of component (C) being from 2 to 15 parts by weight based on 100 parts by weight of the resin component; and when the intermediate coating composition is applied to an undercoating film, pre-dried at 100° C. for 30 minutes and then heat-cured at 145° C. for 30 minutes, the film thickness shrinkage percentage of the cured coating film being 20% or less based on the film thickness of the coating film after pre-drying. The invention also provides a method for forming a multilayer coating film using the aqueous intermediate coating composition.

    Abstract translation: 本发明提供一种水性中间涂料组合物,其包含:(A)羟值为100至200mg KOH / g,酸值为20至50mg KOH / g的羟基和羧基的树脂; (B)至少一种选自三聚氰胺树脂和封端多异氰酸酯化合物的固化剂; 和(C)扁平颜料颗粒; 包含组分(A)和组分(B)的可固化树脂组分的分子量分布包括30至50重量%的分子量小于1,000的组分和10重量%或更少的组分与 分子量超过100,000; 基于100重量份的树脂组分,组分(C)的比例为2至15重量份; 当将中间涂料组合物涂布于底涂膜上时,在100℃下预干燥30分钟,然后在145℃下热固化30分钟,固化涂膜的膜厚收缩率为20 基于预干燥后的涂膜的膜厚度的%以下。 本发明还提供了一种使用该水性中间涂料组合物形成多层涂膜的方法。

    Bivalent monomeric phenoxy tin catalysts
    9.
    发明申请
    Bivalent monomeric phenoxy tin catalysts 失效
    二价单体苯氧基锡催化剂

    公开(公告)号:US20070243390A1

    公开(公告)日:2007-10-18

    申请号:US11407007

    申请日:2006-04-18

    Applicant: Alex Ionkin

    Inventor: Alex Ionkin

    CPC classification number: C08G18/24 C08G18/4219 Y10T428/31551

    Abstract: The present invention relates to monomeric bivalent phenoxy tin compounds, processes for making the phenoxy tin compounds, and processes for making polyurethanes using the tin compounds as polymerization catalysts.

    Abstract translation: 本发明涉及单体二价苯氧基锡化合物,制备苯氧基锡化合物的方法,以及使用锡化合物作为聚合催化剂制备聚氨酯的方法。

    Flexible polymer coating and coated flexible substrates
    10.
    发明申请
    Flexible polymer coating and coated flexible substrates 审中-公开
    柔性聚合物涂层和涂层柔性基材

    公开(公告)号:US20070004892A1

    公开(公告)日:2007-01-04

    申请号:US11172718

    申请日:2005-07-01

    Abstract: A coating composition comprising a first component having a first polyester polyol having a first functionality, and a second polyester polyol having a second functionality, wherein the second functionality is greater than the first functionality, and a second component comprising an isocyanate, wherein the coating has an NCO:OH ratio of 1:1 or greater is disclosed. A coated flexible substrate comprising a flexible substrate, and a coating deposited on at least a portion of the substrate, wherein the coating comprises a first component having a first polyester polyol having a first functionality and a second polyester polyol having a second functionality, wherein the second functionality is greater than the first functionality and a second component comprising an isocyanate is also within the scope of the present invention.

    Abstract translation: 一种涂料组合物,其包含具有第一官能度的第一聚酯多元醇的第一组分和具有第二官能度的第二聚酯多元醇,其中所述第二官能度大于所述第一官能度,和包含异氰酸酯的第二组分,其中所述涂层具有 公开了1:1或更大的NCO:HOH比。 包括柔性基底的涂覆的柔性基底和沉积在基底的至少一部分上的涂层,其中所述涂层包含具有第一官能度的第一聚酯多元醇和具有第二官能度的第二聚酯多元醇的第一组分,其中 第二功能大于第一功能性,并且包含异氰酸酯的第二组分也在本发明的范围内。

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