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日本JIS二氧化钛标准

文档名称:日本JIS二氧化钛标准
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文档名称:日本JIS二氧化钛标准
文档关注次数:192
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文档大小:1329
上传者:homeroom1234
添加时间:2017/06/17
内容摘要:
JSK*]?????円335D吕D52879?9?1
UDC677.4:661.882.2
Js
JAPANESE INDUSTRIAL STANDARD
Titanium dioxide for chemical fiber
JIS K 1409-195
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Translated and Published
Japanese Standards Association
Printed in Japan
Copynight by the Japanese Standards Association
Mon Noy0321:15:242003
JエSK*コ口9円??日33bもD528795b品
In the event of any doubt arising;
the original Standard in Japanese is to be final authority
Copyright by the Japanese Standards Association
Mon Nov0321:15:372003
JエsK*3?ロ円?い円33品ロ52B7b7Tい
UDC677.4:661.882.2
EAPANESE INDUSTRIAL STANDARD
Titanium dioxide for chemical fiber
K1409-1994
TO, FW: 79.8
Scope This Japancsc Indus trial Standard specifics titanium dioxide for
chemical fiber
Remarks 1. The standards cited in this Standard are listed in Attached
Table I
2. The units and numerical values given in f in this Standard
are based on Lhe traditional units, and appended for informative
reference
2. Classifcation Classification shall be as follows
(1) Class 1 Water-di
1on1 type
(2) Class 2 Water-aggregation type
3. Quality The quality, when it is tested in accordance with 5., shall conform
to the requirements in Table 1
Table 1. Quality
Titanium dioxide(Tio?)
%
98.0 min
97.5 min
Of va]u
6.0to8.0
6.0to8,0
Iron(Fe)
0.005
0.005max
Calcium (Ca)

0.01 max
0.2 Tax
Water content
%
0.5
0.5 max
ignition loss
「03
0.3 max
Insoluble by sulfuric acid
0.3 max
0.3 max
Residue on sieve
0.03 max
0.03 max
Number of coarse grains (numer of grains
10 max
with major diameter of 5 wm or longer)
Whiteness

96 mir
96 min
Tinting strength
Value of tinting Value of tinting
strength by
strength b
sample+50
sample 50
Degree of in-water dispersion
90 min
Copyright by the Japanese Standards Association
Mon Nov0321.15.37200
JエSK*』?0円?い.?933D吕D5己昭7ロ7b3ロ
K1409-1994
Sampling method
(1) Preparation of lot, Lot shall be the material produced under the same
condition and consist of titanium dioxide for chemical fiber with definite
amount which is regarded as with the same quality.
(2) Operatio
rs(2)from the pape
container or the like at every lot, take out the specified quantity more than
twice of the required for test from possible center part of each container, and
then mix them sufiiciently to prepare sample
Note(1) The number of containers to be chosen may follow the agreement
between the parties concerned
(3)Reduction Reduction shall be carried out on the mixed sample in
accordance with a conically quartering raethod or the like to get twice
quantity of the required for test.
(4)Storing Store the sample in a sample container capable of preventing
light and moisture after tight stoppering, and record the name of sample,
date of sampling, lot num ber, and other needed items.
5. Test method
5.1 General matters The general matters, applicable commonly to the tests
shall follow IS K 0050
5.2 Rounding-off of numerical values Follow JIS Z 8401
5.3 Titanium dioxide (Tio>)
5.3.1 Summary Add sulfuric acid and ammonium sulfate into sample, heat
them to
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