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    • 1. 发明授权
    • Non-isocyanate flexibilizer for coatings
    • 用于涂料的非异氰酸酯增韧剂
    • US5194503A
    • 1993-03-16
    • US909894
    • 1992-07-07
    • Gerald L. BajcThomas E. NoseworthyJames M. Cameron
    • Gerald L. BajcThomas E. NoseworthyJames M. Cameron
    • C08G18/10C08G18/73C09D175/04
    • C09D175/04C08G18/10C08G18/73
    • A non-isocyanate flexibilizer additive is provided which finds utility in coating systems such as alkyds, polyesters, acrylic/polyester, alkyd/acrylic, carboxy/epoxy, polyether/urethane, epoxy/polyester, other epoxy, and urea and melamine formaldehyde systems. The non-isocyanate functional flexibilizer has the formula; B--C(O)--NW--A--NX--C(O)--K wherein A is selected from the group consisting fundamentally of polyesters, polyamides, polyureas, polyurethanes, acrylics; biuret, allophonate and urethane extended polyesters; wherein B and K are selected from the group consisting of --OR and --Z--R'--SiOR".sub.(3-n) R"".sub.n wherein R' is a divalent lower alkyl radical of from 1 to 18 carbon atoms, R is a lower alkyl radical of from 1 to 18 carbon atoms, Z is a member selected from the group consisting of S and NR", W and X are selected from H and lower alkyl radicals of from 1 to 10 carbon atoms, wherein R", R" and R"" are H or a lower alkyl radical of from 1-18 carbon atoms, and wherein n is 0, 1 or 2. Also included are biuret and allophonate products of the above formula with isocyanate functional materials.
    • 提供非异氰酸酯增韧剂添加剂,其可用于涂料体系如醇酸树脂,聚酯,丙烯酸/聚酯,醇酸/丙烯酸,羧基/环氧树脂,聚醚/氨基甲酸酯,环氧/聚酯,其它环氧树脂,脲和三聚氰胺甲醛体系。 非异氰酸酯功能性增塑剂具有下式: B-C(O)-NW-A-NX-C(O)-K其中A选自基本上由聚酯,聚酰胺,聚脲,聚氨酯,丙烯酸树脂组成的组; 缩二脲,异硬脂酸酯和氨基甲酸酯延长的聚酯; 其中B和K选自-OR和-Z-R'-SiOR“(3-n)R”'n,其中R'是1至18个碳原子的二价低级烷基 R是1至18个碳原子的低级烷基,Z是选自S和NR“的成员,W和X选自H和1至10个碳原子的低级烷基, 其中R“,R”和R“”是H或1-18个碳原子的低级烷基,并且其中n是0,1或2.还包括上式的缩二脲和异丁酸盐产物 与异氰酸酯功能材料。
    • 2. 发明授权
    • Method of dispersing a pigment
    • 分散颜料的方法
    • US06369214B1
    • 2002-04-09
    • US09410912
    • 1999-09-30
    • Anthony J. TyeGerald L. Bajc
    • Anthony J. TyeGerald L. Bajc
    • C08B300
    • C09D101/14B01F17/005C08B3/22C08K3/04C08K3/22C08K5/3462C08K5/357C09D7/61C09D7/63C09D17/004
    • Disclosed are a method of dispersing a pigment, a pigment dispersion, a coating composition comprising said pigment dispersion, an method of making a coating composition, and a method of improving the appearance of a coating composition. The pigment dispersion of the invention requires at least one pigment subjected to an action to decrease the average particle size of the pigment in the presence of an amine functional cellulose ester resin. The amine functional cellulose ester resins comprise at least one repeat unit of the structure: wherein R1, R2, and R3 are selected independently from the group consisting of hydrogen, R4C═O, and wherein at least one of R1, R2, and R3 is hydrogen, at least one of R1, R2, and R3 is R4C═O, and at least one of R1, R2, or R3 have the structure R4 is selected from the group consisting of C1-C20 alkyl groups, C1-C20 phenyl groups, C1-C20 napthyl groups, and C1-C20 alkenyl groups, L is a divalent linking group and R6 is selected from the group consisting of H and compounds having at least one secondary amine group, tertiary amine group, and mixtures thereof.
    • 公开了一种分散颜料,颜料分散体,包含所述颜料分散体的涂料组合物,制备涂料组合物的方法和改进涂料组合物外观的方法的方法。 本发明的颜料分散体需要至少一种在胺官能纤维素酯树脂的存在下进行作用以降低颜料的平均粒度的颜料。 胺官能纤维素酯树脂包含至少一个结构重复单元:其中R1,R2和R3独立地选自氢,R4C = O,其中R1,R2和R3中的至少一个是氢 ,R 1,R 2和R 3中的至少一个为R 4 C = O,R 1,R 2或R 3中的至少一个具有结构R 4选自C 1 -C 20烷基,C 1 -C 20苯基,C 1 -C 20萘基和C 1 -C 20链烯基,L是二价连接基团,R 6选自H和具有至少一个仲胺基团的化合物,叔胺基团及其混合物。
    • 3. 发明授权
    • Low VOC coatings
    • 低VOC涂层
    • US6083312A
    • 2000-07-04
    • US827141
    • 1997-03-27
    • Gerald L. Bajc
    • Gerald L. Bajc
    • C09D167/00C09D191/00
    • C09D167/00
    • Low VOC coating compositions are disclosed. In particular, high solids low volatile organic (VOC) solvent-borne automotive paint composition are disclosed. In addition, low VOC alkyd compositions are disclosed for use alone or that may also be used with conventional high VOC tinting bases. The compositions include a resin consisting of the esterification reaction product of dehydrated castor oil fatty acid, tris-hydroxyethyl isocyanate and hydrated monobutyl tin oxide and an ethyl acetoacetonate chelation reaction product with aluminum alkoxide.
    • 公开了低VOC涂料组合物。 特别地,公开了高固含量低挥发性有机(VOC)溶剂型汽车涂料组合物。 此外,低VOC醇酸组合物公开用于单独使用或也可以与常规高VOC着色碱一起使用。 该组合物包括由脱水蓖麻油脂肪酸,异氰酸三羟乙酯和水合单丁基锡氧化物的酯化反应产物和乙醇铝交换反应产物与烷氧基铝组成的树脂。
    • 4. 发明授权
    • Amine functional cellulose ester compounds and methods of making the same
    • 胺功能性纤维素酯化合物及其制备方法
    • US06229007B1
    • 2001-05-08
    • US09410911
    • 1999-09-30
    • Anthony J. TyeGerald L. Bajc
    • Anthony J. TyeGerald L. Bajc
    • C08B300
    • C08B3/22
    • Disclosed are amine functional cellulose ester resins and methods of making the same. The amine functional cellulose ester resins comprise at least one repeat unit of the structure: wherein R1, R2, and R3 are selected independently from the group consisting of hydrogen, R4C═O, and wherein at least one of R1, R2, and R3 is hydrogen, at least one of R1, R2, and R3 is R4C═O, and at least one of R1, R2, or R3 have the structure R4 is selected from the group consisting of C1-C20 alkyl groups, C1-C20 phenyl groups, C1-C20 napthyl groups, and C1-C20 alkenyl groups, L is a divalent linking group and R6 is selected from the group consisting of H and compounds having at least one secondary amine group, tertiary amine group, and mixtures thereof.
    • 公开了胺官能纤维素酯树脂及其制备方法。 胺官能纤维素酯树脂包含至少一个结构重复单元:其中R1,R2和R3独立地选自氢,R4C = O,其中R1,R2和R3中的至少一个是氢 ,R 1,R 2和R 3中的至少一个为R 4 C = O,R 1,R 2或R 3中的至少一个具有结构R 4选自C 1 -C 20烷基,C 1 -C 20苯基,C 1 -C 20萘基和C 1 -C 20链烯基,L是二价连接基团,R 6选自H和具有至少一个仲胺基团的化合物,叔胺基团及其混合物。