Abstract:
Mixtures comprising(A) an isocyanurate and/or biuret of 1,6-diisocyanatohexane (HDI), (B) an isocyanurate of 1-isocyanato-3,5,5-trimethyl-5-isocyanatomethylcyclohexane (IPDI), (C) at least one emulsifier, and (D) if desired, solvent.
Abstract:
To present an adhesive sheet roll for wafer processing excellent in storage stability, radiation curing property, and low contamination to wafer. To present an adhesive sheet for wafer processing prepared by cutting the adhesive sheet roll for wafer processing, and an adhesive sheet with semiconductor wafer. To present a manufacturing method of semiconductor device using adhesive sheet for wafer processing or adhesive sheet with semiconductor wafer, and a semiconductor device obtained in this manufacturing method. An adhesive film for roll wafer processing which laminating multiple layers of laminated film stacking up base film, radiation curing type adhesive layer, and releasing film in this sequence, in which the arithmetic average roughness (Ra) of the other surface of the side of the base film and/or releasing film contacting with the radiation curing type adhesive layer is 1 μm or more, and the weight of the radical polymerization initiator contained in the radiation curing type adhesive layer is less than 1000 ppm.
Abstract:
Sulfonium salt photoinitiator compositions, precursors useful in the preparation of such photoinitiators and the use of these photoinitiators in, e.g., UV curable adhesives, UV curable sealants, UV curable coating compositions, such as printing inks and varnishes, and UV curable encapsulants.
Abstract:
Adhesive thermoplastic composition basically consisting of:1) dynamically vulcanized thermoplastic elastomer;2) polyethylene having a density equal to or less than 0.920 g/cm.sup.3 ;3) additives.The above composition is particularly useful for being firmly bound to articles made of EPM and/or EPDM vulcanized rubbers and for binding parts of vulcanized EPM and/or EPDM to each other.
Abstract translation:粘合热塑性成分基本上由以下组成:1)动态硫化热塑性弹性体; 2)密度等于或小于0.920g / cm 3的聚乙烯; 3)添加剂。 上述组合物特别可用于牢固地结合由EPM和/或EPDM硫化橡胶制成的制品以及将硫化EPM和/或EPDM的部分彼此粘合。
Abstract:
A pressure structural or sealant composition comprises (a) from 15 to 95% by weight of a telechelic polymer such as a glycidyl ether-functional telechelic polymer and from 5 to 85% by weight of a heterotelechelic polydiene block polymer wherein at least one of the functonalities is the same as the functionality of the telechelic polymer, such as a heterotelechelic polydiene block polymer with glycidyl ether and another functionality such as olefinic unsaturation or epoxidized olefin; and (b) a dual curing system wherein one curing agent cures the teolechelic polymer and the common functionality on the heterotelechelic polydiene block polymer such as an aliphatic polyamine, and the other curing agent cures the other functionality on the heterotelechelic polydiene block polymer but does not cure under conditions required to cure the telechelic polymer, such as a sulfur-based curing agent when the functionality is olefinic unsaturation or an amino resin when the functionality is epoxidized olefin.
Abstract:
A one-part cold crosslinking emulsion composition containing, in an aqueous medium, a double-structure fine grain comprising the following Component (A) 1 and the following Component (B) 2 covering the same, wherein the following Component (C) is contained in Component (B) 2:(A) a copolymer comprising an epoxy group-containing monomer and an ethylenic unsaturated monomer;(B) a copolymer comprising an unsaturated carboxylic acid and an ethylenic unsaturated monomer; and(C) a low molecular weight monofunctional epoxy compound.
Abstract:
Pressure sensitive structural adhesive and sealant compositions comprising: (a) a polymer system comprising from 95 to 15 percent by weight of a telechelic polymer and from 5 to 85 percent by weight of a heterotelechelic polymer wherein at least one of the functionalities thereon is the same as the functionality on the telechelic polymer, and (b) a dual curing system wherein one element of the curing system cures the telechelic polymer and the common functionality on the heterotelechelic polymer and the other element cures the functionality on the heterotelechelic polymer but does not cure under the conditions required to cure the telechelic polymer to form a structural adhesive or sealant composition. In a preferred embodiment, the polymer system is comprised of a hydroxyl functional telechelic diol or polyol polymer and the heterotelechelic polymer is a monohydroxylated polydiene polymer which also has epoxidized olefin functionality. The dual curing system preferably is comprised of an isocyanate curing agent to cure through the hydroxyl groups at ambient temperatures to form a pressure sensitive adhesive or sealant and an amino resin to cure through the epoxy functionality upon baking to form a structural adhesive or sealant.
Abstract:
Described are heat-activatable promoters for treating the surfaces of metals or synthetic materials (plastics) prior to bonding, containingfrom 0.1 to 10% by weight of a carbonyl compound having at least one activated double bond,from 5 to 30% by weight of a polymer having functional groups,from 0 to 10% by weight of further auxiliary materials, as well asone or more organic solvent(s) to make 100% by weight.The invention further relates to a process for producing the heat-activatable adhesion promoter and the use thereof for the surface treatment of polymer fibers.
Abstract:
A hotmelt adhesive comprising a compatible mixture of at least one polyamide based on dimeric fatty acid, and at least one copolymer or terpolymer based on ethylene, a method for manufacturing the same, and a method for using the same to adhere plastics and metals.
Abstract:
An adhesive-backed film with an adhesive layer having thermoplastic or thermoset filaments partially projecting therefrom, to promote fluid egress and repositionability.