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    • 13. 发明申请
    • Clear Binary Blends of Aliphatic Polyesters and Aliphatic-Aromatic Polyesters
    • 脂肪族聚酯和脂肪族芳族聚酯的清晰二元共混物
    • US20100099828A1
    • 2010-04-22
    • US12254894
    • 2008-10-21
    • Gary Michael StackWesley Raymond Hale
    • Gary Michael StackWesley Raymond Hale
    • C08L67/02
    • C08L67/02C08L2666/18
    • This invention relates to a polymer blend comprising: (A) 5 to 95 weight % of at least one aliphatic-aromatic copolyester which comprises: (i) a dicarboxylic acid component comprising 70 to 100 mole % terephthalic acid residues; and (ii) a glycol component comprising: (a) 15 to 50 mole % of 2,2,4,4-tetramethyl-1,3-cyclobutanediol residues; and (b) 50 to 80 mole % of cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole % and wherein the total mole % of the glycol component is 100 mole %; and (B) 5 to 95 weight % of at least one aliphatic polyester which comprises: (i) a dicarboxylic acid component comprising (a) 70 to 100 mole % of cyclohexanedicarboxylic acid residues; and (b) 0 to 30 mole % of additional aliphatic acid residues; (c) 0 to 10 mole % of aromatic acid residues; and (ii) a glycol component comprising cyclohexanedimethanol residues; wherein the total mole % of the dicarboxylic acid component is 100 mole % and wherein the total mole % of the glycol component is 100 mole %.
    • 本发明涉及一种聚合物共混物,其包含:(A)5至95重量%的至少一种脂族 - 芳族共聚酯,其包含:(i)包含70至100摩尔%对苯二甲酸残基的二羧酸组分; 和(ii)二元醇组分,其包含:(a)15至50摩尔%的2,2,4,4-四甲基-1,3-环丁二醇残基; 和(b)50-80摩尔%的环己烷二甲醇残基; 其中二羧酸组分的总摩尔%为100摩尔%,其中二醇组分的总摩尔%为100摩尔%; 和(B)5至95重量%的至少一种脂族聚酯,其包含:(i)二羧酸组分,其包含(a)70至100摩尔%的环己烷二羧酸残基; 和(b)0至30摩尔%的另外的脂族酸残基; (c)0至10摩尔%的芳族酸残基; 和(ii)包含环己烷二甲醇残基的二醇组分; 其中二羧酸组分的总摩尔%为100摩尔%,其中二醇组分的总摩尔%为100摩尔%。
    • 15. 发明授权
    • Liquid crystalline polyester compositions containing carbon black
    • 含有炭黑的液晶聚酯组合物
    • US6121369A
    • 2000-09-19
    • US52639
    • 1998-03-31
    • Gary Michael StackTheodore Roosevelt Walker, Jr.
    • Gary Michael StackTheodore Roosevelt Walker, Jr.
    • C08L67/00C08G63/60C08K3/04H05K1/03C08K3/00
    • C08G63/605C08K3/04H05K1/0373
    • Disclosed are liquid crystalline polyester molding compositions which are capable of being molded into an article having a thickness of less than 1.5 mm and a flammability classification of 94V-O as determined by the UL-94 20 mm Vertical Burning Test (ASTM D 3801) which are comprised of (i) certain all-aromatic, liquid crystal polyester consisting essentially of terephthalic acid residues, 2,6-naphthalenedicarboxylic acid residues, hydroquinone residues, and p-hydroxybenzoic acid residues; and (ii) about 0.1 to 10 weight percent, based on the total weight of the liquid crystalline polyester molding composition, carbon black. These liquid crystalline polyester molding compositions also may contain glass fiber. The disclosed molding compositions are particularly useful for manufacturing circuit boards and electrical connectors for use in various electronic devices.
    • 本发明公开了一种液晶聚酯模塑组合物,其能够被模制成具有小于1.5mm的厚度的物品,并且通过UL-94 20mm垂直燃烧试验(ASTM D 3801)测定的94V-O的可燃性等级,其中 包括(i)基本上由对苯二甲酸残基,2,6-萘二甲酸残基,氢醌残基和对羟基苯甲酸残基组成的某些全芳族液晶聚酯; 和(ii)基于液晶聚酯模塑组合物的总重量为约0.1至10重量%的炭黑。 这些液晶聚酯成型组合物也可以含有玻璃纤维。 所公开的模塑组合物特别适用于制造用于各种电子装置的电路板和电连接器。