CN103665955A - Iron oxide brown having good coloration effect - Google Patents

Abstract

The invention discloses iron oxide brown having good coloration effect, which is prepared from the following raw materials in parts by weight: 1.5-3.7 parts of dimethyl carbonate, 80-90 parts of iron oxide brown, 2.1-4.2 parts of nano carbon, 2-4 parts of modified aluminum hydroxide, 0.4-0.6 part of aluminum stearate, 1-2 parts of antioxidant 626, 1-2 parts of isobutanol, 1-2 parts of silane coupling agent a151 and 0.2-0.4 part of 2,6-di-tert-butyl-paracresol.

Description

The iron oxide brown that a kind of coloring effect is good

Technical field

The present invention relates to field, is exactly the iron oxide brown that a kind of coloring effect is good.

Background technology

Iron oxide brown is brown ceramic powder, and water insoluble, alcohol, ether, be dissolved in hot strong acid.Tinting strength and opacifying power are very high.Photostabilization, alkali resistance are good, anhydrous oozing property and oozing property of oil.

Summary of the invention

The object of the present invention is to provide the iron oxide brown that a kind of coloring effect is good

Above-mentioned purpose realizes by following scheme:

The iron oxide brown that a kind of coloring effect is good, it is characterized in that: it is that raw material by following weight parts makes: methylcarbonate 1.5-3.7, iron oxide brown 80-90, nano-sized carbon 2.1-4.2, modified aluminium hydroxide 2-4, aluminum stearate 0.4-0.6, oxidation inhibitor 6261-2, isopropylcarbinol 1-2, silane coupling agent a1511-2,2,6 ditertiary butyl p cresol 0.2-0.4;

Described modified aluminium hydroxide is made by the raw material of following weight parts: aluminium hydroxide 100-110, aluminum oxide 3.3-4.2, alcohol ether glucoside 0.3-0.5, Vanay 0.3-0.5.

The described good iron oxide brown of a kind of coloring effect, is characterized in that:

Preparation method is:

(1) aluminum oxide, alcohol ether glucoside, Vanay are mixed by weight, add again appropriate amount of deionized water, at 30-40 ℃, stir 10-20 minute, then add aluminium hydroxide by weight, under 1000-2000rpm, high speed shear is disperseed 10-20 minute, obtains modified aluminium hydroxide standby;

(2) by modified aluminium hydroxide with except nano-sized carbon after all the other raw material blendings, 2000-3000rpm high speed shear is after 10-20 minute, taking-up, at 60-70 ℃, dry, after gained powder and nano-sized carbon mix, then add suitable quantity of water, at 50-60 ℃, after stirring reaction 10-20 minute, dry, obtain.

Beneficial effect of the present invention is: the high tinting strength of the present invention, and bright in luster, and can reach red iron oxide oil number standard.Modified aluminium hydroxide is fire-retardant, oil resistant.

Embodiment

The iron oxide brown that a kind of coloring effect is good, it is that raw material by following weight parts (kg) makes: methylcarbonate 2.3, iron oxide brown 90, nano-sized carbon 2.1, modified aluminium hydroxide 4, aluminum stearate 0.6, oxidation inhibitor 6262, isopropylcarbinol 2, silane coupling agent a1512,2,6 ditertiary butyl p cresol 0.4;

Described modified aluminium hydroxide is made by the raw material of following weight parts: aluminium hydroxide 110, aluminum oxide 3.5, alcohol ether glucoside 0.5, Vanay 0.3.

The described good iron oxide brown of a kind of coloring effect,

Preparation method is:

(1) aluminum oxide, alcohol ether glucoside, Vanay are mixed by weight, add again appropriate amount of deionized water, at 30 ℃, stir 20 minutes, then add by weight aluminium hydroxide, under 2000rpm, high speed shear is disperseed 20 minutes, obtains modified aluminium hydroxide standby;

(2) by modified aluminium hydroxide with except nano-sized carbon after all the other raw material blendings, 3000rpm high speed shear, after 20 minutes, is taken out, and dries at 70 ℃, after gained powder and nano-sized carbon mix, then adds suitable quantity of water, at 60 ℃, stirring reaction is after 20 minutes, oven dry, obtains.

The iron oxide brown product performance analytical data that embodiment produces is as following table:

Project	Index	Detected result
			105 ℃ of volatile matters (%)	≤1.0	0.63
Oil number (%)	15-25	20.6
			Tinctorial strength (%)	95-105	97.3
Resistance to 200 ℃/30min(△ E)	≤1.0	0.66

Claims (2)

1. the iron oxide brown that coloring effect is good, it is characterized in that: it is that raw material by following weight parts makes: methylcarbonate 1.5-3.7, iron oxide brown 80-90, nano-sized carbon 2.1-4.2, modified aluminium hydroxide 2-4, aluminum stearate 0.4-0.6, oxidation inhibitor 626 1-2, isopropylcarbinol 1-2, silane coupling agent a151 1-2,2,6 ditertiary butyl p cresol 0.2-0.4;

Described modified aluminium hydroxide is made by the raw material of following weight parts: aluminium hydroxide 100-110, aluminum oxide 3.3-4.2, alcohol ether glucoside 0.3-0.5, Vanay 0.3-0.5.

2. the good iron oxide brown of a kind of coloring effect according to claim 1, is characterized in that:

Preparation method is:

(1) aluminum oxide, alcohol ether glucoside, Vanay are mixed by weight, add again appropriate amount of deionized water, at 30-40 ℃, stir 10-20 minute, then add aluminium hydroxide by weight, under 1000-2000rpm, high speed shear is disperseed 10-20 minute, obtains modified aluminium hydroxide standby;

(2) by modified aluminium hydroxide with except nano-sized carbon after all the other raw material blendings, 2000-3000rpm high speed shear is after 10-20 minute, taking-up, at 60-70 ℃, dry, after gained powder and nano-sized carbon mix, then add suitable quantity of water, at 50-60 ℃, after stirring reaction 10-20 minute, dry, obtain.