摘要:
There are provided a negative-tone photosensitive resin composition containing a resin, a compound A of which an absorbance is reduced at an exposure wavelength upon exposure, and a photopolymerization initiator, where the negative-tone photosensitive resin composition satisfies at least one of the following condition i or condition ii; a cured substance which is obtained by curing the negative-tone photosensitive resin composition; a laminate including the cured substance, a manufacturing method for the cured substance; and a semiconductor device including the cured substance or the laminate. The condition i: The composition further contains a nitrogen-containing cyclic compound as a component different from the resin, the naphthoquinone diazide compound, and the photopolymerization initiator. The condition ii: The composition contains, as the resin, a resin having a nitrogen-containing heterocyclic structure that contains two or more nitrogen atoms as ring members.
摘要:
Process for modifying a polymer in the absence of elemental sulfur amounts larger than 0.5 phr, comprising the steps of a. mixing said polymer with a maleimide-functionalized mono-azide at a temperature in the range 80-250°C to form a functionalised polymer, and b. thermally treating the functionalised polymer at a temperature in the range 50-270°C.
摘要:
The present invention relates to crosslinkable compositions comprising vinylidene fluoride (VDF)/trifluoroethylene (TrFE) polymers and a fluorine-containing crosslinking agent of formula (A) [agent (Cz)]: {N 3 [S(O) g1 ] s1 } na -(R H ) nh -R f -(R' H ) nh' -{[S(O) g2 ] s2 N 3 } na' formula (A) wherein each of g1 and g2, equal to or different from each other, is 1 or 2, each of s1 and s2, equal to or different from each other, is 0 or 1, each of na and na' is independently zero or an integer of 1 to 3, provided that the sum na+na' is at least 2, each of R H and R' H , equal to or different from each other, is a C 1 -C 12 hydrocarbon group free of fluorine atoms, nh and nh', equal or different from each other are independently 0 or 1, and R f is selected from the group consisting of i) a C 3 -C 20 fluorocarbon group, possibly comprising one or more ethereal oxygen atoms, ii) an oligomer comprising copolymerized units of vinylidene fluoride and trifluoroethylene, to a process for the manufacture of said compositions, to a method for curing the same, and to the use of said copolymers in electrical and electronic devices.
摘要:
The invention relates to a vehicle tire, the tread of which, in the non-vulcanized state, comprises a heat-expandable rubber composition comprising at least: 50 to 100 pce of a styrene and butadiene copolymer; optionally, 0 to 50 pce of another diene elastomer, such as a polybutadiene or natural rubber; more than 50 pce of a reinforcing filler, such as silica and/or carbon black; 5 to 25 pce of a blowing agent, such as an azodicarbonamide compound; and 5 to 25 pce of a hot-melt compound, the melting point of which is 70° to 150°C, e.g. urea or a hot-melt urea derivative, the total content of the blowing agent and hot-melt compound being more than 15 pce. The use of such a compound in the vulcanized state makes it possible to substantially reduce the noise made by the tire while the vehicle is traveling.
摘要:
A composition comprising (i) a crosslinkable polymer compound having a crosslinkable group and being capable of showing at least one of a light emitting property and charge transportability, and (ii) a crosslinkable low molecular weight compound having a crosslinkable group and being capable of showing at least one of a light emitting property and charge transportability.
摘要:
The present invention refers to a process for preparing cross-linked polyolefins, comprising the steps of adding a diazido compound of the formula (I) N=N=N-X-R-X-N=N=N wherein R represents an aryl, alkyl or aralkyl group having 3 to 20 carbon atoms and X stands for -CO-, -O-CO- - SO2-, -PO2-, -PO3-, or -Si (=O)-, and a peroxide compound of the general formula (II) R1-X1-OO-X2-R2 wherein R1 and R2 are the same or different and represent hydrogen, an aryl, alkyl or aralkyl group having 3 to 20 carbon atoms and optionally comprising further peroxide groups, wherein one of R1 and R2 can form a ring, and X1 and X2 are the same or different and stand for a direct bond, -CO2- or -CO- to a polyolefin in powder or pellet form; mixing the product to obtain a mixture; extruding the mixture in an extruder at a temperature above the decomposition temperature of the diazido compound of formula (I) and of the peroxide compound of formula (II).
摘要:
A radiation sensitive resin composition which can be processed and molded at low temperatures and has resolution, solvent resistance, adhesion to a substrate and storage stability required as an interlaminar insulating film. This radiation sensitive resin composition comprises: (A) a copolymer obtained by copolymerizing (a1) an unsaturated carboxylic acid and/or an unsaturated carboxylic anhydride, (a2) an epoxy compound such as β-methylglycidyl acrylate and/or an epoxy compound such as a monomer represented by the following formula (3): and (a3) an olefinic unsaturated compound other than the above (a1) and (a2); and (B) a 1,2-quinonediazide compound.
摘要:
Es werden neue Kupplungsmittel zwischen mineralischen Füllstoffen, insbesondere CaC0 3 einerseits und Polymeren andererseits, Zwischenprodukte zur Herstellung dieser Kupplungsmittel, Verfahren zur Herstellung dieser Kupplungsmittel, Verfahren zur Herstellung der genannten Zwischenprodukte, mineralische Füllstoffe und Verfahren zur Herstellung dieser mineralischen Füllstoffe offenbart. Die neuen Kupplungsmittel sind gekennzeichnet durch die allgemeine Formel Y-R-X, worin Y eine oder mehrere Säuregruppen oder deren Alkali-oder Erdalkali-salz(e), Y eine oder mehrere reaktive Gruppen aus der Klasse der organischen Azide als Nitrenquelle und R ein chemisches Verbindungsstück zwischen den beiden reaktiven Gruppen X und Y in Form eines aliphatischen und/oder olefinischen und/oder aromatischen Zwischenstücks mit 2-40 C-Atomen bedeuten. Besonders günstige Eigenschaften weisen die Kupplungsmittel aus der Gruppe der Azidosulfonyl-carbonsäuren mit der allgemeinen Formel N 3 S0 2 -A-Z-B-COOH auf, wobei A,B - aliphatische und/oder aromatische Reste mit jeweils 2-18 C-Atomen und Z - 0, S, N bedeuten.
摘要翻译:一方面,矿物填料之间的新偶联剂,特别是CaCO 3,另一方面是聚合物,用于生产所述偶联剂的中间产物,用于生产中间产物的方法,矿物填料和用于生产所述矿物填料的方法。 新的偶联剂的特征在于通式为Y-R-X,其中X是一个或多个碱基或碱土类的酸基,Y是一个或多个与该类有关的反应物基团 的有机酸作为硝化物源,R代表包含2-40个碳原子的脂族和/或烯属和/或芳族中间元素形式的两个反应物基团X和Y之间的化学结合部分。 特别有用的特性是具有通式N 3 SO 2 -ZAB-COH的叠氮基磺酰基碳酸酯的偶联剂的属性,其中A和B是包含2至18个碳原子且Z为O的脂族和/或芳族残基 ,S或N.