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    • 3. 发明授权
    • Wood composite prepared with a B-stageable resin
    • 用B级树脂制备木材复合材料
    • US06432254B1
    • 2002-08-13
    • US08979759
    • 1997-11-26
    • Eric P. BlackMichael E. HittmeierW. Hayes IngramR. Scott Johnson
    • Eric P. BlackMichael E. HittmeierW. Hayes IngramR. Scott Johnson
    • C09J502
    • B27N3/002C08L97/02C08L2666/16
    • A method for making a consolidated wood product comprising coating wood components with a B-stageable, phenol-formaldehyde resole resin; heating the coated wood components to about 80 to 140° C. for a time sufficient to advance the resin to a B-stage; forming a mat or stack of the wood components coated with the B-stage resin; exposing the mat or stack of coated wood components to a saturated or superheated steam atmosphere in a hot press; and compressing the layup to form the consolidated wood product. The phenol-formaldehyde resole resin used in the method has a number average molecular weight of between about 200 and 600, has a F:P mole ratio of about 1.3:1 to 2.0:1, and has been modified with 0 to about 5.5 wt % of caustic based on resin solids.
    • 一种用于制备固结木制品的方法,包括用B阶段的苯酚 - 甲醛甲阶酚醛树脂涂覆木材组分; 将涂覆的木质部件加热至约80至140℃,持续一段足以将树脂推进到B阶段的时间; 形成涂有B阶树脂的木材组分的垫子或叠层; 在热压机中将涂覆的木质部件的垫或堆叠暴露于饱和或过热蒸汽气氛中; 并压制叠层以形成固结木制品。 该方法中使用的苯酚 - 甲醛甲阶酚醛树脂的数均分子量为约200-600,F:P摩尔比为约1.3:1至2.0:1,并用0至约5.5重量% 基于树脂固体的苛性碱的百分比。
    • 6. 发明授权
    • Resin/binder system for preparation of low odor fiberglass products
    • 用于制备低气味玻璃纤维制品的树脂/粘合剂体系
    • US06706809B2
    • 2004-03-16
    • US09989708
    • 2001-11-21
    • Kim TutinW. Hayes IngramMary L. EplingKurt D. GabrielsonJames T. WrightCarl R. White
    • Kim TutinW. Hayes IngramMary L. EplingKurt D. GabrielsonJames T. WrightCarl R. White
    • C08L6134
    • C03C25/26C03C25/34C08G8/06C08G8/28C08G14/06C08L61/14
    • Infinitely water soluble, storage stable, low molecular weight, amine-modified resins/binders (e.g., phenol-formaldehyde resole resins and binders made therefrom) are used to produce low odor fiberglass products, such as fiberglass insulation for automobile headliners and room dividers. The cured, bonded fiberglass products have low TMA (trimethylamine) emission because the free formaldehyde in the resin has been scavenged with melamine, which resists thermal decomposition, and because the binder contains a relatively low urea content, which is a TMA contributor. The resole resin production process includes adding two different formaldehyde scavengers (e.g., melamine and urea) to produce a modified phenol-formaldehyde resole resin. This resole resin is produced into a binder by mixing with water, optionally in the presence of a latent acid catalyst (e.g., an ammonium salt of a strong acid). The binder can be applied to a fiberglass base material, dried, stored for an extended time period, and then cured and shaped into a final desired shape.
    • 无机水溶性,储存稳定的低分子量胺改性树脂/粘合剂(例如苯酚 - 甲醛甲阶酚醛树脂和由其制成的粘合剂)用于生产低气味玻璃纤维产品,例如用于汽车头饰和室内分隔器的玻璃纤维绝缘体。 固化的粘合玻璃纤维产品具有低TMA(三甲胺)排放,因为树脂中的游离甲醛已经被三聚氰胺清除,因此耐热分解,并且由于粘合剂含有较低的尿素含量,这是TMA贡献者。 甲阶酚醛树脂的生产方法包括加入两种不同的甲醛清除剂(如三聚氰胺和尿素)以生产改性的酚醛树脂树脂。 任选地在潜酸催化剂(例如强酸的铵盐)的存在下,将该甲阶酚醛树脂与水混合制成粘合剂。 粘合剂可以应用于玻璃纤维基材,干燥,长时间储存​​,然后固化并成型为最终所需的形状。