Abstract:
본 발명은 물, 착색제, 고리형 아마이드 화합물 및 하기 화학식 1의 화합물을 포함하는 잉크젯 잉크 조성물, 이를 포함하는 잉크 카트리지 및 상기 잉크 카트리지를 구비한 잉크젯 기록 장치를 제공한다. 본 발명에 따르면, 상기 잉크 조성물은 착색제와 인쇄 매체 사이의 상호 작용을 강화시켜 인쇄 화상의 품질을 유지하면서 인쇄 매체로의 침투가 용이하여 건조 속도가 빠른 효과가 있다:
Abstract:
본 발명은 세륨 염 (cerium salt) 화합물, 착색제 및 물을 포함하는 잉크젯 프린터용 잉크 조성물, 상기 잉크 조성물을 포함하는 잉크 카트리지 및 상기 잉크 카트리지를 구비한 잉크젯 기록 장치를 제공한다. 본 발명에 따르면, 세륨 염은 열 (thermal) 방식 잉크젯 기록 헤드의 발열 소자 표면에 얇은 막을 형성함으로써 코게이션(kogation) 발생을 억제하고, 잉크 방울의 토출을 장기간에 걸쳐 양호하게 유지하는 효과가 있다.
Abstract:
PURPOSE: An anti-fingerprinting coating composition is provided to prevent a fingerprint from staining a display part or a touch panel of an electronic product, and to have excellent durability. CONSTITUTION: An anti-fingerprinting coating composition comprises a silane oligomer. The silane oligomer comprises an R1 group represented by chemical formula 1: RaO-(CH2CH2O)p-Rb-, and an R2 group represented by chemical formula 2: (Rc)q. In the chemical formula 1, Ra is one or more selected from hydrogen, and a C1-3 alkyl group. Rb is one or more selected from a C5-20 alkyl, C5-20 alkenyl, C5-20 alkynyl, C5-20 aryl, C6-20 arylalkyl, C5-20 cyclic alkyl, or C5-20 hetero atom-containing alkyl group, and p is an integer from 1-12. In the chemical formula 2, Rc is a C3-20 cyclic alkyl group, and q is an integer from 1-3. [Reference numerals] (AA,BB,EE,FF) Light; (CC,GG) Coating film; (DD,HH) Base material
Abstract:
An ink composition for inkjet recording is provided to improve the preserving stability and discharge performance by suppressing the generation of precipitate by the aging. An ink composition for inkjet recording comprises a coloring agent, water and the chemical formula 1. In the chemical formula 1, R1 and R2 are independently hydrogen, C1~C20 substituted or non-substituted alkyl group, C2~C20 substituted or non-substituted alkenyl group, C2~C20 substituted or non-substituted alkynyl group, C6~C20 substituted or non-substituted aryl group, C7~C20 substituted or non-substituted arylalkyl group, C3~C20 substituted or non-substituted cyclic alkyl group, or C2~C20 substituted or non-substituted cyclic alkyl group having a hetero atom; R3 is hydrogen, formyl group or acetyl group; and M is hydrogen, Na, K, Li, ammonium or anilinium ion.
Abstract:
An ink composition for inkjet recording is provided to improve preserving stability and discharge performance by suppressing the generation of precipitate due to the aging. An ink composition for inkjet recording comprises a coloring agent, water, and a compound represented by the chemical formula 1. The content of a compound of the chemical formula 1 is 0.0001-0.005 parts by weight based on 1 part by weight of a coloring agent. In the chemical formula 1, R1 and R2 are independently hydrogen or C1~C20 substituted or unsubstituted alkyl, C2~C20 substituted or unsubstituted alkenyl, C2~C20 substituted or unsubstituted alkynyl, C6~C20 substituted or unsubstituted aryl, C7~C20 substituted or unsubstituted arylalkyl, or a cyclic alkyl compound containing C2~C20 substituted or unsubstituted cyclic alkyl or hetero atom; and M is hydrogen or Na, K, and Li or an ammonium ion.
Abstract:
A black ink composition is provided to realize a neutral black tone in printing, a high color concentration and excellent decap at a printer head by using a mixed dye having excellent light fastness and water fastness. A black ink composition comprises an azo-based metal complex dye, a supplementary dye and a solvent, wherein the supplementary dye is at least one dye selected from the group consisting of Acid Blue 9, Direct Blue 86, Direct Blue 199, Reactive Red 23, Acid Red 52, Direct Red 75, Direct Violet 107, Reactive Red 180, Reactive Red 195, Direct Red 227 and Acid Red 289, and the azo-based metal complex dye and the supplementary dye are mixed in a weight ratio of 50:1-2:1.
Abstract:
본 발명은 물, 착색제, 고리형 아마이드 화합물 및 하기 화학식 1의 화합물을 포함하는 잉크젯 잉크 조성물, 이를 포함하는 잉크 카트리지 및 상기 잉크 카트리지를 구비한 잉크젯 기록 장치를 제공한다. 본 발명에 따르면, 상기 잉크 조성물은 착색제와 인쇄 매체 사이의 상호 작용을 강화시켜 인쇄 화상의 품질을 유지하면서 인쇄 매체로의 침투가 용이하여 건조 속도가 빠른 효과가 있다:
Abstract:
Provided are an ink composition which is excellent in oxidation resistance, acid resistance, alkali resistance and discoloration resistance, an ink cartridge for ink-jet printing containing the composition, and a recording apparatus for ink-jet printing containing the ink cartridge. The ink composition comprises 0.001-1 parts by weight of a 3-dihydroshikimate compound represented by the formula 1; 0.001-1 parts by weight of a UV stabilizer; 1 part by weight of a colorant; and 5-100 parts by weight of water, wherein R is H or a C1-C12 alkyl group. The 3-dihydroshikimate compound is an optical isomer having the hydroxyl group(OH) of different form, or a racemic mixture of two optical isomers.