CN106366738A - Package of polycarbonate diol, saving method, and transporting method - Google Patents
Package of polycarbonate diol, saving method, and transporting method Download PDFInfo
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- CN106366738A CN106366738A CN201610589249.XA CN201610589249A CN106366738A CN 106366738 A CN106366738 A CN 106366738A CN 201610589249 A CN201610589249 A CN 201610589249A CN 106366738 A CN106366738 A CN 106366738A
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- Prior art keywords
- package body
- pcdl
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D1/00—Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
- C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D163/00—Coating compositions based on epoxy resins; Coating compositions based on derivatives of epoxy resins
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Packages (AREA)
Abstract
A package of polycarbonate diol, and a saving method and a transporting method. An object of the present invention is to provide a technique for suppressing the coloring of polycarbonate diol in a package. The present invention is a package which is a package in which a polycarbonate diol is packaged in a packaging container, and a portion of a packaging container that contacts a polycarbonate diol is formed with a layer containing a metal salt of phosphoric acid or resin layer.
Description
Technical field
The present invention relates to the package body of PCDL and store method and way of transportation.
Background technology
The method typically by making carbonate products, with dihydroxy compounds, ester exchange reaction occur for the PCDL
To manufacture.The PCDL being manufactured by this conventional method is generally slightly coloured, therefore, as polyurethane, amino
During the raw material of formic acid esters acrylate, gained polyurethane etc. also can colour, and so that commodity value is reduced.Therefore, it is proposed to it is each
The method planting the coloring for reducing PCDL.For example, recorded following method in patent documentation 1: by carbonic acid two virtue
Ester and aliphatic dihydroxy compounds by ester exchange reaction to make polycarbonate polyol when, first by hydrogenated refined
The aliphatic dihydroxy compounds processing, thus reduce the coloring of gained PCDL.In addition, in such as patent documentation 2
Describe following method: make to comprise the dihydroxy compounds of specific dihydroxy compounds with diphenyl carbonate in ester exchange catalyst
In the presence of occur polycondensation reaction to manufacture PCDL when, by control polycondensation reaction in maximum temperature, thus dropping
The coloring of low gained PCDL.
Prior art literature
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2000-095855 publication
Patent documentation 2: Japanese Unexamined Patent Publication 2013-018978 publication
Content of the invention
Problems to be solved by the invention
However, reduce the PCDL of coloring even by the method described in patent documentation 1 and 2, for example, with
During the long-term preservation of the form of package body or transport under rugged environment, there is coloring aggravation.As packaging
The reason coloring of the PCDL in body aggravates, such as, in the case that package body is for canisters such as buckets, generally may be used
Include from canister separate out rust, as PCDL peculiar the reason, the present inventor etc. speculate: its manufacturing process
Middle generation comprise cyclic carbonate and the impurity of cyclic ether is impacted to getting rusty with aqueous phase interaction.
Cut-off so far, is not yet developed for suppressing the technology of the coloring aggravation of the PCDL in package body.
Thus, it is an object of the invention to, provide for suppressing the coloring of the PCDL in package body to aggravate
Technology.
For solution to problem
The present inventor etc. are repeated further investigation to solve above-mentioned problem, it is found that: hold in packaging
For device intermediate package has the package body of PCDL, formed by the part of the contact PCDL in packing container
Comprise the layer of phosphate metal salt, be prevented from packing container and get rusty, as a result, the PCDL in package body can be suppressed
Coloring aggravation, thus completing the present invention.
In addition, the present inventor etc. are repeated further investigation to solve above-mentioned problem, it is found that: in bag
For packaging container intermediate package has the package body of PCDL, by the part of the contact PCDL in packing container
Formed and wrap resiniferous layer, be prevented from packing container and get rusty, as a result, the PCDL in package body can be suppressed
Coloring aggravation, thus complete the present invention.
That is, the present invention is as follows.
[1] a kind of package body, it is the package body having PCDL in packing container inner packing, the connecing of packing container
Being formed in part with of tactile PCDL comprises the layer of phosphate metal salt.
[2] according to the package body described in [1], wherein, by aforementioned package body in the indoor warehouse of 20 ± 20 DEG C of room temperature guarantor
During pipe 1 year, the hazen colourity (apha) of the PCDL in package body after keeping is than the PCDL before keeping
10 times little of hazen colourity (apha) and be less than 100.
[3] according to the package body described in [1] or [2], wherein, by aforementioned package body in the indoor warehouse of 20 ± 20 DEG C of room temperature
The ferrum element concentration in the PCDL in package body after middle keeping 1 year is below 5ppm.
[4] package body according to any one of [1]～[3], wherein, aforementioned package body is indoor in 60 DEG C of heating
When taking care of 3 months, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon before keeping
10 times little of the hazen colourity (apha) of glycol and be less than 100.
[5] package body according to any one of [1]～[4], wherein, by aforementioned package body in 60 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after taking care of 3 months is below 5ppm.
[6] package body according to any one of [1]～[5], wherein, by aforementioned package body in 80 DEG C of heating chamber
When taking care of 1 month, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon before keeping
10 times little of the hazen colourity (apha) of glycol and be less than 100.
[7] package body according to any one of [1]～[6], wherein, by aforementioned package body in 80 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after taking care of 1 month is below 5ppm.
[8] package body according to any one of [1]～[7], wherein, aforementioned phosphate slaine is iron phosphate or phosphoric acid
Zinc.
[9] package body according to [8], wherein, aforementioned phosphate slaine is iron phosphate.
[10] package body according to [8], wherein, aforementioned phosphate slaine is zinc phosphate.
[11] package body according to any one of [1]～[10], wherein, foregoing polycarbonates glycol comprises to be selected from
At least one in the group of cyclic ether and cyclic carbonate composition.
[12] according to the package body described in [11], wherein, the cyclic ether in foregoing polycarbonates glycol and cyclic carbonate
Total content with respect to foregoing polycarbonates glycol 100 mass % be 0.05 mass % more than and 10 mass % below.
[13] package body according to any one of [1]～[12], wherein, foregoing polycarbonates glycol is at normal temperatures
Liquid or solid.
[14] package body according to any one of [1]～[13], wherein, aforementioned packing container can be airtight.
[15] package body according to any one of [1]～[14], wherein, aforementioned packing container is canister.
[16] package body according to any one of [1]～[15], wherein, aforementioned packing container is bucket.
[17] a kind of store method, it preserves Merlon two using the package body any one of [1]～[16]
Alcohol.
[18] a kind of way of transportation, it transports Merlon two using the package body any one of [1]～[16]
Alcohol.
[19] a kind of package body, it is the package body having PCDL in packing container intermediate package, packing container
Contact PCDL be formed in part with wrap resiniferous layer.
[20] according to the package body described in [19], wherein, by aforementioned package body in the indoor warehouse of 20 ± 20 DEG C of room temperature
When taking care of 1 year, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon two before keeping
10 times little of the hazen colourity (apha) of alcohol and be less than 100.
[21] according to the package body described in [19] or [20], wherein, by aforementioned package body in the interior of 20 ± 20 DEG C of room temperature
The ferrum element concentration in the PCDL in package body after taking care of 1 year in warehouse is below 5ppm.
[22] according to the package body any one of [19]～[21], wherein, by aforementioned package body in 60 DEG C of heating
When interior is taken care of 3 months, the hazen colourity (apha) of the PCDL in package body after keeping is than the poly- carbon before keeping
10 times little of the hazen colourity (apha) of acid esters glycol and be less than 100.
[23] according to the package body any one of [19]～[22], wherein, by aforementioned package body in 60 DEG C of heating
The ferrum element concentration in the PCDL in package body after taking care of 3 months in room is below 5ppm.
[24] according to the package body any one of [19]～[23], wherein, by aforementioned package body in 80 DEG C of heating
When taking care of 1 month in room, the hazen colourity (apha) of the PCDL in package body after keeping is than the poly- carbon before keeping
10 times little of the hazen colourity (apha) of acid esters glycol and be less than 100.
[25] according to the package body any one of [19]～[24], wherein, by aforementioned package body in 80 DEG C of heating
The ferrum element concentration in the PCDL in package body after taking care of 1 month in room is below 5ppm.
[26] package body according to any one of [19]～[25], wherein, aforementioned resin is selected from epoxy resin
Or phenolic resin or comprise epoxy resin and phenolic resin the group of resin composition at least one.
[27] package body according to [26], wherein, aforementioned resin comprises epoxy resin.
[28] package body according to [26], wherein, aforementioned resin comprises phenolic resin.
[29] package body according to any one of [19]～[28], wherein, foregoing polycarbonates glycol comprises to be selected from
At least one in the group being made up of cyclic ether and cyclic carbonate.
[30] according to the package body described in [29], wherein, the cyclic ether in foregoing polycarbonates glycol and cyclic carbonate
Total content with respect to foregoing polycarbonates glycol 100 mass % be 0.05 mass % more than and 10 mass % below.
[31] package body according to any one of [19]～[30], wherein, foregoing polycarbonates glycol is at normal temperatures
For liquid or solid.
[32] package body according to any one of [19]～[31], wherein, aforementioned packing container can be airtight.
[33] package body according to any one of [19]～[32], wherein, aforementioned packing container is canister.
[34] package body according to any one of [19]～[33], wherein, aforementioned packing container is bucket.
[35] a kind of store method, it preserves Merlon two using the package body any one of [19]～[34]
Alcohol.
[36] a kind of way of transportation, it transports Merlon two using the package body any one of [19]～[34]
Alcohol.
The effect of invention
In accordance with the invention it is possible to the coloring aggravation of the PCDL in suppression package body.In addition, inhibiting in this wise
The PCDL of the high-quality of coloring aggravation can be useful as the raw material of polyurethane, urethane acrylate.
Specific embodiment
Hereinafter, for the mode for implementing the present invention (hereinafter referred to as " present embodiment ".) be described in detail.Need
It is noted that the present invention is not limited to following embodiment, can various modifications be carried out in its main scope to implement.
＜ package body ＞
The package body of present embodiment is the package body having PCDL in packing container inner packing, packing container
Contact PCDL be formed in part with comprise the layer of phosphate metal salt.
The package body of the another way of present embodiment is the package body having PCDL in packing container inner packing,
Packing container contact PCDL be formed in part with wrap resiniferous layer.
＜ PCDL ＞
Used in present embodiment, PCDL is not particularly limited, for example, preferably comprise following formula (a) institute
The repetitives showing and the PCDL of terminal hydroxyl.
In formula (a), r represents aliphatic hydrocarbon or the clicyclic hydrocarbon of the bivalence of carbon number 3～15, can be in all repetitives
Select one kind or two or more.In formula (a), when r is the bivalent aliphatic hydrocarbon without side chain, because of the chemical-resistant reagent of polyurethane
Property, mechanical strength uprise and preferred, r is during the bivalent aliphatic hydrocarbon of carbon number 4～9 to be preferred.
As the manufacture method of this PCDL, it is not particularly limited, for example, with glycol and carbonate compound
When thing is as raw material, can include polymer/review (Port リ マ レ PVC ュ ズ) volume 9 that schnell compiles, p9～
Various methods described in 20 (1994).
Glycol as raw material is not particularly limited, for example, can include 1,3-PD, BDO, 1,5- penta 2
Alcohol, 1,6-HD, 1,7- heptandiol, 1,8- ethohexadiol, 1,9- nonanediol, 1,10- decanediol, 1,11- undecane, 1,
12- dodecanediol, 1,13- tridecane diols, 1,14- tetradecane diols, 1,15- pentadecane diols etc. do not have the two of side chain
Alcohol；2- methyl isophthalic acid, 8- ethohexadiol, 2- ethyl -1,6-HD, 2- methyl-1,3-propanediol, 3- methyl isophthalic acid, 5- pentanediol, 2,
4- dimethyl -1,5- pentanediol, 2,4- diethyl -1,5- pentanediol, 2-butyl-2-ethyl-1,3-propanediol, 2,2- diformazan
Base -1,3- propylene glycol etc. has the glycol of side chain；1,4 cyclohexane dimethanol, 2- double (4- hydroxy-cyclohexyl) propane, 1,4- ring
The cyclic diols such as hexane diol.Can be by the one kind or two or more raw material as PCDL in this glycol.
And then it is also possible in 1 molecule, will have the compound such as trimethylolethane, trihydroxy methyl of more than 3 hydroxyls
Propane, hexanetriol, tetramethylolmethane etc. are used as the raw material of PCDL.As the raw material of PCDL, in this 1 molecule
Have more than 3 hydroxyls compound use excessive when, carry out crosslinking in the polyreaction of Merlon and gelation occur.
Therefore, even if the compound in 1 molecule with more than 3 hydroxyls is used as the raw material of PCDL, this compound phase
The molal quantity of the glycol using for the raw material as PCDL, is preferably set to 0.1～5 mole of %.This ratio is more
It is preferably 0.1～1 mole of %.
As the example of the carbonic ester becoming PCDL raw material used in present embodiment, especially do not limit
Fixed, for example can include the dialkyl carbonates such as dimethyl carbonate, diethyl carbonate, dipropyl carbonate, dibutyl carbonate；Carbonic acid
The diaryl carbonates such as diphenyl ester；Ethylene carbonate, trimethylene carbonate, carbonic acid 1,2- Asia propyl ester, carbonic acid 1,2- butylene, carbonic acid
Alkylene carbonates such as 1,3- butylene, carbonic acid 1,2- Asia pentyl ester etc..Can be by the one kind or two or more carbonic ester among these
Raw material as PCDL.
In the manufacture of PCDL, preferably add catalyst.As this catalyst, it is not particularly limited, for example may be used
Include the alkoxide of the alkaline-earth metal such as the alkali metal such as lithium, sodium, potassium, magnesium, calcium, strontium, barium, hydride, oxide, amide, carbonate,
The alkaline alkali metal salt of hydroxide, nitrogenous borate and organic acid and alkali salt.In addition, as Above-mentioned catalytic agent,
Be not particularly limited, for example can include aluminum, titanium, vanadium, chromium, manganese, ferrum, cobalt, nickel, copper, zinc, gallium, germanium, zirconium, niobium, molybdenum, ruthenium, rhodium,
Palladium, silver, indium, stannum, antimony, tungsten, rhenium, osmium, iridium, platinum, gold, thallium, lead, bismuth, the metal of ytterbium, salt, alkoxide, organic compound.Can be from
Select one or more catalyst in them and use.Using sodium, potassium, magnesium, potassium, titanium, zirconium, stannum, lead, the metal of ytterbium, salt, alkoxide,
During one or more catalyst in organic compound, the polymerization of PCDL can be carried out well, gathers to employing gained
The impact of the urethane reaction of carbonate diol is also little, so preferably.As Above-mentioned catalytic agent, using titanium, ytterbium, stannum, zirconium
When be preferred.
Above-mentioned catalyst can be comprised in the PCDL that present embodiment is used.Present embodiment is used
In PCDL, the content of this catalyst is preferably 0.0001～0.05 matter with the metallic element gauge measuring using icp
Amount %, more preferably 0.0001～0.02 mass %, more preferably 0.0001～0.01 mass %.If the containing of this catalyst
Amount is in aforementioned range, then the polymerization of PCDL can be carried out, well to the ammonia employing gained PCDL
The impact of carbamate reaction is also few.
In the PCDL that present embodiment is used, water quantities is preferably 0.1～1000ppm, is more preferably 0.1
～500ppm, more preferably 0.1～100ppm.When water quantities in PCDL is in aforementioned range, can
Suppression packing container gets rusty, as a result, the coloring of the PCDL in package body can be suppressed to aggravate.
Hazen colourity (apha) ＞ of ＜ PCDL
The Merlon in package body during by taking care of 1 year in the package body of present embodiment indoors warehouse, after keeping
The hazen colourity (apha) of glycol is preferably than 10 times little and low of hazen colourity (apha) of the PCDL before keeping
In 100.The room temperature in indoor warehouse during above-mentioned keeping is the temperature not carrying out temperature adjustment etc., usually 20 ± 20 DEG C of temperature
Scope.
Packaging during by taking care of 1 year in the package body of present embodiment indoors warehouse (20 ± 20 DEG C of room temperature), after keeping
The hazen colourity (apha) of the PCDL in body is more preferably the hazen colourity of the PCDL before keeping
(apha) 1～10 times, more preferably 1～5 times, particularly preferably 1～3 times.In addition, the package body by present embodiment
When taking care of 1 year in warehouse (20 ± 20 DEG C of room temperature) indoors, the hazen colourity of the PCDL in package body after keeping
(apha) more preferably 5～100, more preferably 5～50, particularly preferably 5～30.Warehouse (room temperature 20 ± 20 indoors
DEG C) in the hazen colourity (apha) of PCDL in package body after keeping 1 year when being in aforementioned range, will gather
Carbonate diol becomes good as the tone of polyurethane obtained from raw material, and commodity value improves.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can be by the PCDL in the package body after keeping in warehouse indoors (20 ± 20 DEG C of room temperature) 1 year
Hazen colourity (apha) be controlled to above range.
The package body of the another way of present embodiment passes through the part shape of the contact PCDL in packing container
Become to wrap resiniferous layer and can be by the Merlon in the package body after keeping in warehouse indoors (20 ± 20 DEG C of room temperature) 1 year
The hazen colourity (apha) of glycol is controlled to above range.
It should be noted that in present embodiment, the hazen colourity (apha) of PCDL can be by based on jis
The method of k0071-1:1998 is measuring.
By in the PCDL in the package body after taking care of 1 year in the package body of present embodiment indoors warehouse
Ferrum element concentration is preferably below 5ppm, more preferably 0.001～2.0ppm, more preferably 0.001～1.0ppm.Above-mentioned
The room temperature in indoor warehouse during keeping is the temperature not carrying out temperature adjustment etc., usually 20 ± 20 DEG C of temperature range.To wrap
The ferrum element concentration in the PCDL in package body after the keeping 1 year in warehouse (20 ± 20 DEG C of room temperature) indoors of dress body
The coloring aggravation of the PCDL in package body when being in aforementioned range, can be suppressed further.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can by warehouse indoors keeping 1 year after package body in PCDL in ferrum element concentration
It is controlled to above range.
The package body of the another way of present embodiment passes through the part shape of the contact PCDL in packing container
Become wrap resiniferous layer and can by warehouse indoors keeping 1 year after package body in PCDL in ferrum element
Concentration is controlled to above range.
It should be noted that in present embodiment, the ferrum element concentration in PCDL for example can pass through inductance
Coupled plasma mass (icp-ms) is measuring.
By the package body of present embodiment when 60 DEG C of heating interior is taken care of 3 months, poly- in the package body after keeping
The hazen colourity (apha) of carbonate diol is preferably than 10 times of hazen colourity (apha) of the PCDL before keeping
Little and be less than 100.
By the package body of present embodiment when 60 DEG C of heating interior is taken care of 3 months, poly- in the package body after keeping
1 of the hazen colourity (apha) of PCDL before the more preferably keeping of the hazen colourity (apha) of carbonate diol～
10 times, more preferably 1～5 times, particularly preferably 1～3 times.In addition, by the package body of present embodiment 60 DEG C plus
In hot cell during keeping 3 months, the hazen colourity (apha) of the PCDL in package body after keeping more preferably 5～
100th, more preferably 5～50, particularly preferably 5～30.When 60 DEG C of heating interior is taken care of 3 months, the bag after keeping
When the hazen colourity (apha) of the PCDL in dress body is in aforementioned range, using PCDL as raw material
Obtained from the tone of polyurethane become good, commodity value improves.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can be by the PCDL in the package body after the keeping in 60 DEG C of the indoor keeping of heating 3 months
Hazen colourity (apha) be controlled to above range.
The package body of the another way of present embodiment passes through the part shape of the contact PCDL in packing container
Become to wrap resiniferous layer and can be by the Merlon in the package body after the keeping in 60 DEG C of the indoor keeping of heating 3 months
The hazen colourity (apha) of glycol is controlled to above range.
The package body of present embodiment in 60 DEG C of heating chamber keeping 3 months after package body in PCDL
In ferrum element concentration be preferably below 5ppm, more preferably 0.001～2.0ppm, more preferably 0.001～1.0ppm.
The ferrum element concentration in the PCDL in package body after taking care of 3 months in 60 DEG C of heating chamber is in aforementioned range
The coloring aggravation of the PCDL in package body when interior, can be suppressed further.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can by 60 DEG C of heating chamber keeping 3 months after package body in PCDL in ferrum unit
Plain concentration is controlled to above range.
The package body of the another way of present embodiment passes through the part shape of the contact PCDL in packing container
Become wrap resiniferous layer and can by 60 DEG C of heating chamber keeping 3 months after package body in PCDL in
Ferrum element concentration is controlled to above range.
When the package body of present embodiment is taken care of 1 month in 80 DEG C of heating chamber, poly- in the package body after keeping
The hazen colourity (apha) of carbonate diol is preferably than 10 times of hazen colourity (apha) of the PCDL before keeping
Little and be less than 100.
When the package body of present embodiment is taken care of 1 month in 80 DEG C of heating chamber, poly- in the package body after keeping
1 of the hazen colourity (apha) of PCDL before the more preferably keeping of the hazen colourity (apha) of carbonate diol～
10 times, more preferably 1～5 times, particularly preferably 1～3 times.In addition, by the package body of present embodiment 80 DEG C plus
In hot cell during keeping 1 month, the hazen colourity (apha) of the PCDL in package body after keeping more preferably 5～
100th, more preferably 5～50, particularly preferably 5～30.Bag when taking care of 1 month in 80 DEG C of heating chamber, after keeping
When the hazen colourity (apha) of the PCDL in dress body is in aforementioned range, using PCDL as raw material
Obtained from the tone of polyurethane become good, commodity value improves.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can by 80 DEG C of heating chamber keeping 1 month when keeping after package body in PCDL
Hazen colourity (apha) be controlled to above range.
The package body of the another way of present embodiment passes through the part shape of the contact PCDL in packing container
Become wrap resiniferous layer and can by 80 DEG C of heating chamber keeping 1 month when keeping after package body in Merlon
The hazen colourity (apha) of glycol is controlled to above range.
The Merlon two in package body after the package body of present embodiment is taken care of 1 month in 80 DEG C of heating chamber
Ferrum element concentration in alcohol be preferably below 5ppm, more preferably 0.001～2.0ppm, more preferably 0.001～
1.0ppm.The ferrum element concentration in the PCDL in package body after taking care of 1 month in 80 DEG C of heating chamber is in
The coloring aggravation of the PCDL in package body when in aforementioned range, can be suppressed further.
The package body of present embodiment passes through to comprise phosphoric acid in the part formation of the contact PCDL of packing container
The layer of slaine and can by 80 DEG C of heating chamber keeping 1 month after package body in PCDL in ferrum unit
Plain concentration is controlled to above range.
In addition, it is the hazen colourity (apha) of PCDL before above-mentioned keeping more preferably 0～100, excellent further
Elect 0～50, particularly preferably 0～30 as.
Control the side to aforementioned range as by the hazen colourity (apha) of the PCDL before above-mentioned keeping
Method, it is possible to use known method, is not particularly limited, for example, can include Comprehensive Control and manufacture urging during PCDL
The selection of agent, the species of additive and/or amount, thermal history, polymerization neutralization polymerization terminate after the concentration of unreacted monomer, miscellaneous
The method of the concentration of matter.
In the package body of present embodiment, aforementioned phosphate slaine is preferably iron phosphate or zinc phosphate.Aforementioned phosphate metal
When salt is iron phosphate or zinc phosphate, can further suppress the coloring aggravation of the PCDL in package body.
In addition, aforementioned phosphate slaine is more preferably iron phosphate, more preferably zinc phosphate.
In the package body of present embodiment, the overlay capacity of aforementioned phosphate slaine is not particularly limited, with unit area
Weight meter is preferably 0.1g/m2～10g/m2.By making the overlay capacity of this phosphate metal salt be 0.1g/m2More than, exist and easily prevent
The defect only covering, the tendency more suitably showing anti-coloring effect.By making the overlay capacity of this phosphate metal salt be 10g/
m2Hereinafter, it is preferred from the viewpoint of cost, productivity ratio.The overlay capacity of this phosphate metal salt is more preferably 0.2～7g/m2,
More preferably 0.3～5g/m2.
With regard to the package body of the another way of present embodiment, as aforementioned resin, epoxy resin or phenolic aldehyde can be included
Resin or the resin comprising epoxy resin and phenolic resin.
As epoxy resin, it is not particularly limited, for example, can include and comprise Bisphenol A Type, Bisphenol-f, hydrogenated bisphenol a
The diglycidyl ether type of type, phenol novolak type etc.；Comprise hexahydrophthalic acid ethylene oxidic ester, Glycidyl methacrylate
The glycidyl ester type of glycerol ester copolymer etc.；Comprise the glycidyl amine of four glycidyl group diaminodiphenyl-methane etc.
Type；Comprise the ring-type ethylene oxide type of 3,4- epoxycyclohexyl-methyl -3,4- epoxycyclohexane carboxylate etc..They can be independent
It is used singly, or in combination of two or more kinds.These epoxy resin can by based on fatty acid modified normal temperature cure countermeasure,
Make its heat cure using firming agent such as melamine resin and/or amine or carry out powder coating and/or emulsifying and make cation
The commonly known method such as electrodeposition-type is made coating and is used.
As phenolic resin, it is not particularly limited, for example, can include novolac phenolics, cresol type phenolic resin
Deng coating can be made and uses using the solidification based on amine system firming agent, thermal curing methods.They can be used alone a kind,
Can also be applied in combination two or more.
As the resin comprising epoxy resin and phenolic resin, it is not particularly limited, for example, can include using phenolic aldehyde tree
Fat makes the resin of its heat cure as the firming agent of epoxy resin, and this resin is used as coating.
In the package body of present embodiment, when aforementioned resin is resin as described above, can further suppress to pack
The coloring aggravation of the PCDL in body.
In addition, aforementioned resin more preferably comprises epoxy resin, more preferably comprises phenolic resin.
In the package body of present embodiment, the overlay capacity of aforementioned resin is not particularly limited, as covering thickness, preferably
1 μm～100 μm.It is more than 1 μm by making the covering thickness of this resin, exist and easily prevent the defect covering, be more suitable for earth's surface
Reveal the tendency of anti-coloring effect.It is less than 100 μm by making the covering thickness of this resin, go out from the viewpoint of cost, productivity ratio
It is preferred for sending out.More preferably 3 μm～50 μm of the covering thickness of this resin, more preferably 5 μm～40 μm.
Sometimes with cyclic carbonate (cyclic oligomer), the cyclic ether of by-product during fabrication in PCDL.
With regard to the package body of present embodiment, foregoing polycarbonates glycol can comprise selected from cyclic ether and cyclic carbonate
At least one in the group of ester composition.
The total content of the cyclic ether in foregoing polycarbonates glycol and cyclic carbonate is with respect to foregoing polycarbonates glycol
100 mass % are preferably below more than 0.05 mass % and 10 mass %, are more preferably more than 0.05 mass % and 1.0 mass %
Below, it is more preferably below more than 0.05 mass % and 0.5 mass %.
Total content as the cyclic ether making in foregoing polycarbonates glycol and cyclic carbonate is in aforementioned range
Method, is not particularly limited, for example, can include following method: in the manufacture tail phase of PCDL, improve degree of decompression and
The method that distillation removes the cyclic carbonate of institute's by-product etc.；After manufacturing PCDL, gone by known process for purification
Method except impurity such as cyclic ether and cyclic carbonates.
When the total content of the cyclic ether in foregoing polycarbonates glycol and cyclic carbonate is in aforementioned range, Neng Gougeng
The coloring aggravation of the PCDL in suppression package body further.
It should be noted that in present embodiment, the cyclic ether in PCDL and the content of cyclic carbonate can
Measured by the method described in aftermentioned embodiment.
With regard to the package body of present embodiment, foregoing polycarbonates glycol is preferably liquid or solid at normal temperatures.Aforementioned
When PCDL is liquid or solid at normal temperatures, in terms of secure context, process, the viewpoint such as economic aspect be excellent
Choosing.
The preferably aforementioned packing container of the package body of present embodiment can be airtight.When aforementioned packing container can be airtight, energy
The coloring aggravation of the PCDL in enough further suppression package bodies.
Aforementioned packing container in the package body of present embodiment is preferably canister.Aforementioned packing container holds for metal
During device, exist be difficult to reveal in clashing into violent transport, be difficult to contact and preserve with ambient atmos in internal temperature temperature
Degree becomes gentle advantage.
As the metal of foregoing metal holders, preferably ferrum, rustless steel, aluminum, more preferably ferrum, rustless steel, excellent further
Elect ferrum as.
Aforementioned packing container in the package body of present embodiment is preferably bucket.Aforementioned packing container be bucket when, have as
Lower feature: for save space when common container, logistics aspect or keeping, the access in warehouse is convenient, and can stably protect
Content.
[store method]
The store method of present embodiment is the store method preserving PCDL using above-mentioned package body.
In the store method of present embodiment, preserve PCDL when packing container in temperature be preferably 0～
50 DEG C, more preferably 10～40 DEG C, more preferably 15～25 DEG C.
In the store method of present embodiment, preserve PCDL period be preferably 0 month～5 years, more preferably
For 1 month～2 years, more preferably 1 month～1 year.
In the store method of present embodiment, for keeping warehouse be preferably capable control to less than 40 DEG C warehouse,
The constant temperature warehouse more preferably being controlled in the range of 15～25 DEG C.
The way of transportation of present embodiment is the way of transportation transporting PCDL using above-mentioned package body.
In the way of transportation of present embodiment, transport PCDL when packing container in temperature be preferably 0～
50 DEG C, more preferably 10～40 DEG C, more preferably 15～25 DEG C.
In the way of transportation of present embodiment, for transport container, cargo compartment be preferably capable control to 40 DEG C with
Under warehouse, the constant temperature container more preferably being controlled in the range of 15～25 DEG C, cargo compartment.
Embodiment
Then, the present invention is illustrated by embodiment and comparative example.
Below example is the example recorded to exemplify the present invention, does not have any limit to the scope of the present invention
Fixed.
[analysis method of cyclic carbonate]
The analysis of the cyclic carbonate in PCDL is carried out using high performance liquid chromatography mass spectrograph (lc/ms).
0.05g sample dilution in acetonitrile is become 5ml, is prepared as the solution of about 1 mass %, this solution is measured for lc/ms.With shown below
Go out detailed analysis method.
Lc device: simadzu nexera x2
Post: waters acquity uplc hss c18
1.8μm 2.1×50mm
Column temperature: 40 DEG C, flow velocity: 0.2ml/ minute
Mobile phase: the gradient based on water, methanol
Injection rate: 5 μ l,
Ms device: bruker amazon sl
Ionizing: apci+
Sweep limitss: m/z70～1500
[analysis method of cyclic ether]
The analysis of the cyclic carbonate in PCDL is by using gas chromatography mass spectrometer (gc/ms) to airtight appearance
The method that volatile ingredient in device is analyzed is carrying out.Detailed analysis method described below.
2g sample is put into 20ml volumetric flask and seals, heat in 3 little gas phases constantly at 100 DEG C for by bottle
The composition 1ml producing carries out gc/ms mensure.
(head space condition)
Device: combi pal (ctc)
Bottle volume: 20ml
Heating condition: 100 DEG C × 3 hours
Gastight syringe: 100 DEG C of heating
(gc condition)
Gc device: 7890a
Post: equity-1 (0.25 μm of 30m × 0.25mm φ, thickness)
Temperature conditionss: 40 DEG C (keeping 7 minutes) → 10 DEG C/min → 280 DEG C (keeping 4 minutes)
Flow velocity: 1ml/1 minute
Injection rate: 1 μ l
Implantation temperature: 250 DEG C
Method for implanting: shunting 1/10
(ms condition)
Ms device: jms-q100gc
Ionizing: ei 70ev
Ion source temperature: 250 DEG C
Sweep limitss: m/z=10-500
Gain of photomultiplier: -1300v
[assay method of the hazen colourity (apha) of PCDL]
The hazen colourity (apha) of PCDL is measured by the method based on jis k0071-1:1998.
[the ferrum element concentration in the PCDL being carried out by inductively coupled plasma mass spectrometry (icp-ms)
Measure]
Analyze the ferrum element concentration containing in PCDL as follows.First, by sample weighing to polytetrafluoroethylene
In (registered trade mark) decomposition container processed, add high-purity nitric acid (Kanto Kagaku K. K.'s system), using microwave decomposition device
(milestone general k.k. system, ethos tc) is decomposed.Sample is decomposed completely, and gained decomposed solution presents colourless
Transparent.Add pure water in decomposed solution and make detection liquid.Detect liquid for gained, analyze dress using inductively coupled plasma
Put (thermo fisher scientific inc. society system, icap6300duo), based on the standard solution of ferrum element
Carry out quantitation, thus measuring ferrum element concentration.
[embodiment 1]
(keeping is tested)
As the packing container for packing PCDL, 10 steel bucket (jfe container are prepared
Co., ltd. system) (no.1～no.10).The layer being formed in part with iron phosphate of the contact PCDL of this packing container.
Put into PCDL (product name: t5652, Asahi Chemical Corp's system) 200kg in this packing container, and should
Packing container is airtight and obtains package body.By keeping 1 year in gained package body indoors warehouse (20 ± 20 DEG C of room temperature).This keeping
Front by said method analyze PCDL in cyclic carbonate and cyclic ether content, result in terms of total amount with respect to
PCDL 100 mass % is 0.3 mass %.The hazen colourity (apha) of the PCDL before above-mentioned keeping is
10, the apha of the PCDL after taking care of 1 year in warehouse (20 ± 20 DEG C of room temperature) indoors is 20 to the maximum.Show the result in
Table 1.
[embodiment 2]
(keeping is tested)
As the packing container for packing PCDL, 10 steel bucket (jfe container are prepared
Co., ltd. system) (no.1～no.10).The layer being formed in part with zinc phosphate of the contact PCDL of this packing container.
Put into PCDL (product name: t5652, Asahi Chemical Corp) 200kg in this packing container, and this is wrapped
Packaging container is airtight and obtains package body.By keeping 1 year in gained package body indoors warehouse (20 ± 20 DEG C of room temperature).Above-mentioned keeping
The hazen colourity (apha) of front PCDL is 10, poly- after taking care of 1 year in warehouse (20 ± 20 DEG C of room temperature) indoors
The bucket that the apha of carbonate diol is 20 to the maximum is 1, and remaining is unchanged, remains as 10.Show the result in table 1.
[comparative example 1]
(keeping is tested)
As the packing container for packing PCDL, 10 parts in contact PCDL are prepared
Do not form the untreated steel bucket (no.1～no.10) of the layer comprising phosphate metal salt.Put into poly- carbonic acid in this packing container
Esterdiol (product name: t5652, Asahi Chemical Corp) 200kg, and will be airtight for this packing container and obtain package body.
By keeping 1 year in gained package body indoors warehouse (20 ± 20 DEG C of room temperature).The apha of the PCDL before above-mentioned keeping
For 10, indoors in warehouse (20 ± 20 DEG C of room temperature) maximum of the apha of PCDL after keeping 1 year be 100 with
On.Show the result in table 1.
[table 1]
| Contact portion material | Steel drum no. | Apha (change multiplying power) | Iron content (ppm) | |
| Embodiment 1 | Iron phosphate | Bucket no.8 | 20(2) | 0.7 |
| Bucket no.1,9 | 15(1.5) | 0.3、0.4 | ||
| Bucket no.2～7,10 | 10(1) | 0.1～0.4 | ||
| Embodiment 2 | Zinc phosphate | Bucket no.4 | 20(2) | 0.5 |
| Bucket no.1～3,5～8,10 | 10(1) | 0.1～0.5 | ||
| Comparative example 1 | Ferrum (untreated) | Bucket no.3 | 120(12) | 7.3 |
| Bucket no.6 | 150(15) | 8.1 | ||
| Bucket no.4 | 30(3) | 1.1 | ||
| Bucket no.1,2,5,7,8 | 40(4) | 1.4～2.2 |
[embodiment 3]
(keeping is tested)
In addition to the keeping during the indoor keeping of heating at 60 DEG C replaces warehouse indoors over 3 months, with embodiment 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 30.Show the result in
Table 2.
[embodiment 4]
(keeping is tested)
In addition to the keeping during the indoor keeping of heating at 60 DEG C replaces warehouse indoors over 3 months, with embodiment 2 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 20.Show the result in
Table 2.
[comparative example 2]
(keeping is tested)
In addition to the keeping during the indoor keeping of heating at 60 DEG C replaces warehouse indoors over 3 months, with comparative example 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is more than 100.By result
It is shown in table 2.
[table 2]
| Contact portion material | Steel drum no. | Apha (change multiplying power) | Iron content (ppm) | |
| Embodiment 3 | Iron phosphate | Bucket no.1,8 | 30(3) | 1.0、1.2 |
| Bucket no.2,5,9 | 20(2) | 0.1～0.8 | ||
| Bucket no.3,4,6,7,10 | 10(1) | 0.1～0.7 | ||
| Embodiment 4 | Zinc phosphate | Bucket no.6,10 | 20(2) | 0.4、0.9 |
| Bucket no.4 | 15(1.5) | 0.6 | ||
| Bucket no.1～3,5,7～9 | 10(1) | 0.1～0.5 | ||
| Comparative example 2 | Ferrum (untreated) | Bucket no.1～3,5,6,8,9 | 110～220 (11～22) | 6.4～17.6 |
| Bucket no.4 | 70(7) | 4.5 | ||
| Bucket no.7 | 40(4) | 3 |
[embodiment 5]
(keeping is tested)
In addition in 80 DEG C of heating chamber, keeping replaces the keeping in warehouse indoors over 1 month, with embodiment 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 45.Show the result in
Table 3.
[embodiment 6]
(keeping is tested)
In addition in 80 DEG C of heating chamber, keeping replaces the keeping in warehouse indoors over 1 month, with embodiment 2 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 30.Show the result in
Table 3.
[table 3]
| Contact portion material | Steel drum no. | Apha (change multiplying power) | Iron content (ppm) | |
| Embodiment 5 | Iron phosphate | Bucket no.7 | 45(4.5) | 1.3 |
| Bucket no.1,3,5,8,10 | 35(3.5) | 0.3～1.0 | ||
| Bucket no.2,4 | 20(2) | 0.5、0.7 | ||
| Bucket no.6,9 | 10(1) | 0.2、0.4 | ||
| Embodiment 6 | Zinc phosphate | Bucket no.3 | 30(3) | 1.0 |
| Bucket no.8 | 25(2.5) | 0.6 | ||
| Bucket no.1,2,4～7,9,10 | 10(1) | 0.1～0.5 |
[embodiment 7]
(keeping is tested)
As the packing container for packing PCDL, 10 steel bucket (jfe container are prepared
Co., ltd. system) (no.1～no.10).This packing container contact PCDL be formed in part with epoxy phenolics
Layer.To in this packing container put into PCDL (product name: t5652 (Asahi Chemical Corp) 200kg, and
Will be airtight for this packing container and obtain package body.By keeping 1 year in gained package body indoors warehouse (20 ± 20 DEG C of room temperature).Should
By the content of the cyclic carbonate in said method analysis PCDL and cyclic ether, result phase in terms of total amount before keeping
It is 0.3 mass % for PCDL 100 mass %.The hazen colourity of the PCDL before above-mentioned keeping
(apha) it is 10, the apha of the PCDL after taking care of 1 year in warehouse (20 ± 20 DEG C of room temperature) indoors is not changed in, still
It is so 10.Show the result in table 4.
[comparative example 3]
(keeping is tested)
As the packing container for packing PCDL, 10 parts in contact PCDL are prepared
Do not form the untreated steel bucket (no.1～no.10) wrapping resiniferous layer.PCDL is put into in this packing container
(product name: t5652, Asahi Chemical Corp) 200kg, and will be airtight for this packing container and obtain package body.By gained
Package body warehouse (20 ± 20 DEG C of room temperature) middle keeping 1 year indoors.The apha of the PCDL before above-mentioned keeping is 10,
The maximum of the apha of PCDL after taking care of 1 year in indoor warehouse (20 ± 20 DEG C of room temperature) is more than 100.By result
It is shown in table 4.
[table 4]
| Contact portion material | Steel drum no. | Apha (change multiplying power) | Iron content (ppm) | |
| Embodiment 7 | Epoxy phenolics | Bucket no.1～10 | 10(1) | 0.1～0.3 |
| Comparative example 3 | Ferrum (untreated) | Bucket no.3 | 120(12) | 7.3 |
| Bucket no.6 | 150(15) | 8.1 | ||
| Bucket no.4 | 30(3) | 1.1 | ||
| Bucket no.1,2,5,7,8 | 40(4) | 1.4～2.2 |
[embodiment 8]
(keeping is tested)
In addition to the keeping during the indoor keeping of heating at 60 DEG C replaces warehouse indoors over 3 months, with embodiment 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 15, changes
It is only 1.Show the result in table 5.
[comparative example 4]
(keeping is tested)
In addition to the keeping during the indoor preservation of heating at 60 DEG C replaces warehouse indoors over 3 months, with comparative example 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is more than 100.By result
It is shown in table 5.
[table 5]
[embodiment 9]
(keeping is tested)
In addition in 80 DEG C of heating chamber, keeping replaces the keeping in warehouse indoors over 1 month, with embodiment 1 with
Sample operates to be tested to carry out taking care of.The maximum of the apha of PCDL after this keeping test is 20, changes
It is only 2.Show the result in table 6.
[table 6]
Industrial applicability
In accordance with the invention it is possible to the coloring aggravation of the PCDL in suppression package body.In addition, like this, coloring
The applicable raw material making polyurethane, urethane acrylate of PCDL of the high-quality that aggravation is suppressed.
Claims (36)
1. a kind of package body, it is the package body having PCDL in packing container inner packing, and the contact of packing container gathers
Being formed in part with of carbonate diol comprises the layer of phosphate metal salt.
2. package body according to claim 1, wherein, described package body is protected in the indoor warehouse of 20 ± 20 DEG C of room temperature
During pipe 1 year, the hazen colourity (apha) of the PCDL in package body after keeping is than the PCDL before keeping
10 times little of hazen colourity (apha) and be less than 100.
3. package body according to claim 1 and 2, wherein, by described package body in the indoor warehouse of 20 ± 20 DEG C of room temperature
The ferrum element concentration in the PCDL in package body after middle keeping 1 year is below 5ppm.
4. the package body according to any one of claims 1 to 3, wherein, by described package body in 60 DEG C of heating chamber
When taking care of 3 months, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon before keeping
10 times little of the hazen colourity (apha) of glycol and be less than 100.
5. the package body according to any one of Claims 1 to 4, wherein, by described package body in 60 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after taking care of 3 months is below 5ppm.
6. the package body according to any one of Claims 1 to 5, wherein, by described package body in 80 DEG C of heating chamber
When taking care of 1 month, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon before keeping
10 times little of the hazen colourity (apha) of glycol and be less than 100.
7. the package body according to any one of claim 1～6, wherein, by described package body in 80 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after taking care of 1 month is below 5ppm.
8. the package body according to any one of claim 1～7, wherein, described phosphate metal salt is iron phosphate or phosphoric acid
Zinc.
9. package body according to claim 8, wherein, described phosphate metal salt is iron phosphate.
10. package body according to claim 8, wherein, described phosphate metal salt is zinc phosphate.
11. package bodies according to any one of claim 1～10, wherein, described PCDL comprises to be selected from
At least one in the group of cyclic ether and cyclic carbonate composition.
12. package bodies according to claim 11, wherein, the cyclic ether in described PCDL and cyclic carbonate
Total content with respect to described PCDL 100 mass % be 0.05 mass % more than and 10 mass % below.
13. package bodies according to any one of claim 1～12, wherein, described PCDL is at normal temperatures
Liquid or solid.
14. package bodies according to any one of claim 1～13, wherein, described packing container can be airtight.
15. package bodies according to any one of claim 1～14, wherein, described packing container is canister.
16. package bodies according to any one of claim 1～15, wherein, described packing container is bucket.
A kind of 17. store methods, its usage right requires the package body any one of 1～16 preserving Merlon two
Alcohol.
A kind of 18. way of transportation, its usage right requires the package body any one of 1～16 transporting Merlon two
Alcohol.
A kind of 19. package bodies, it is the package body having PCDL in packing container intermediate package, and the contact of packing container gathers
Being formed in part with of carbonate diol wraps resiniferous layer.
20. package bodies according to claim 19, wherein, by described package body in the indoor warehouse of 20 ± 20 DEG C of room temperature
When taking care of 1 year, the hazen colourity (apha) of the PCDL in package body after keeping is than the Merlon two before keeping
10 times little of the hazen colourity (apha) of alcohol and be less than 100.
21. package bodies according to claim 19 or 20, wherein, by described package body in the indoor storehouse of 20 ± 20 DEG C of room temperature
The ferrum element concentration in the PCDL in package body after taking care of 1 year in storehouse is below 5ppm.
22. package bodies according to any one of claim 19～21, wherein, by described package body in 60 DEG C of heating chamber
During interior keeping 3 months, the hazen colourity (apha) of the PCDL in package body after keeping is than the poly- carbonic acid before keeping
10 times little of the hazen colourity (apha) of esterdiol and be less than 100.
23. package bodies according to any one of claim 19～22, wherein, by described package body in 60 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after middle keeping 3 months is below 5ppm.
24. package bodies according to any one of claim 19～23, wherein, by described package body in 80 DEG C of heating chamber
During middle keeping 1 month, the hazen colourity (apha) of the PCDL in package body after keeping is than the poly- carbonic acid before keeping
10 times little of the hazen colourity (apha) of esterdiol and be less than 100.
25. package bodies according to any one of claim 19～24, wherein, by described package body in 80 DEG C of heating chamber
The ferrum element concentration in the PCDL in package body after middle keeping 1 month is below 5ppm.
26. package bodies according to any one of claim 19～25, wherein, described resin be selected from epoxy resin or
Phenolic resin or comprise epoxy resin and phenolic resin the group of resin composition at least one.
27. package bodies according to claim 26, wherein, described resin comprises epoxy resin.
28. package bodies according to claim 26, wherein, described resin comprises phenolic resin.
29. package bodies according to any one of claim 19～28, wherein, described PCDL comprises to be selected from
At least one in the group of cyclic ether and cyclic carbonate composition.
30. package bodies according to claim 29, wherein, the cyclic ether in described PCDL and cyclic carbonate
Total content with respect to described PCDL 100 mass % be 0.05 mass % more than and 10 mass % below.
31. package bodies according to any one of claim 19～30, wherein, described PCDL is at normal temperatures
Liquid or solid.
32. package bodies according to any one of claim 19～31, wherein, described packing container can be airtight.
33. package bodies according to any one of claim 19～32, wherein, described packing container is canister.
34. package bodies according to any one of claim 19～33, wherein, described packing container is bucket.
A kind of 35. store methods, its usage right requires the package body any one of 19～34 preserving Merlon two
Alcohol.
A kind of 36. way of transportation, its usage right requires the package body any one of 19～34 transporting Merlon two
Alcohol.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112119108A (en) * | 2018-05-21 | 2020-12-22 | 旭化成株式会社 | Polycarbonate diol |
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