Examples of 'polycarbonate diol' in a sentence
Meaning of "polycarbonate diol"
polycarbonate diol: Polycarbonate diol is a type of polymer that contains carbonate groups and hydroxyl groups, often used in synthesis and manufacturing processes
How to use "polycarbonate diol" in a sentence
Basic
Advanced
polycarbonate diol
Polycarbonate diol with ease of reaction stabilization.
At least one polycarbonate diol and.
The polycarbonate diol is preferably a linear polycarbonate diol.
Preferred polycarbonate prepolymers comprise a polycarbonate diol radical.
Manufacture of the polycarbonate diol is carried out in two stages.
Very preferably the compound is an aliphatic polycarbonate diol.
Polycarbonate diol and thermoplastic polyurethane made from the same.
The reactivity of urethanization of obtained polycarbonate diol was observed as follows.
The polycarbonate diol is produced by a method comprising the following two steps.
Preparation of polycarbonate diol.
The polycarbonate diol is produced by transesterifying an alkylene carbonate like ethylene carbonate with a diol.
The reactivity of the compound with a polycarbonate diol is very important.
Such a polycarbonate diol causes a lowering of the polymerization reaction rate of a polyurethane-forming reaction.
Stabilization of the reaction of such a compound and the polycarbonate diol is very important.
Examples of the polycarbonate diol used herein include the following.
See also
Examples of the aliphatic polycarbonate polyol include aliphatic polycarbonate diol and aliphatic polycarbonate triol.
An oligomeric aliphatic polycarbonate diol is a reaction product of a diol, and a carbonate precursor.
Polyurethane Polyurethane can be produced by using the aforementioned polycarbonate diol of the present invention.
The property of obtained polycarbonate diol product was a transparent solid at room temperature.
Preferably, the hydroxyl-containing material can be an aliphatic polycarbonate diol.
A block copolymer obtained from such a polycarbonate diol also tends to be a liquid at normal temperature.
Preferably, the aliphatic polycarbonate polyol can be an aliphatic polycarbonate diol.
Too many diester carbonate content in the polycarbonate diol may obstruct reaction during polyurethanization.
In one embodiment, the polyol compound comprises an oligomeric aliphatic polycarbonate diol.
A method for manufacturing the polycarbonate diol according to the present invention is not especially limited.
The hydroxy-functional polyacrylate dispersion does not comprise a polycarbonate diol as reactive diluent.
Next, a method for producing a polycarbonate diol by using a transesterification catalyst is exemplified below.
Also, an object of the present invention is to provide a high-purity polycarbonate diol diacrylate.
The primary terminal OH ratio of a polycarbonate diol was measured by the following method.
The polycarbonate diol of the formula ( I ) may be any material prepared by any methods.
The raw materials used for producing polycarbonate diol of the present Examples are as follows.
The polycarbonate diol producing method according to Claim 3, wherein the diester carbonate is diphenyl carbonate.
Polyurethane obtained by using the polycarbonate diol according to any one of claims 1 to 6.
A polycarbonate diol producing method, comprising ;.
Hereinbelow, a method for producing the polycarbonate diol of the present invention is explained.
Also, such a polycarbonate diol adversely affects the rate of a polymerization reaction for producing a polyester elastomer.
The liquid coating composition comprises a polycarbonate diol and a hydroxyl-reactive crosslinker.
The polycarbonate diol is abbreviated as PC-6.
A thermoplastic polyurethane obtainable by using the polycarbonate diol according to claim 1 or 2 and a polyisocyanate.
The polycarbonate diol according to claim 1, wherein R3 represents a butylene group.
A thermoplastic polyurethane obtained by copolymerizing the polycarbonate diol of item 1 or 2 above and a polyisocyanate.
A polycarbonate diol having a high primary terminal OH ratio is further disclosed ( see PATENT DOCUMENT 6 ).
Very preferably the compound is an aliphatic polycarbonate diol, especially an aliphatic-saturated polycarbonate diol.
The polycarbonate diol may be prepared from 1,6-hexanediol and ethylene carbonate.
In some cases, the process for manufacturing the polycarbonate diol includes two steps.
Method for producing polycarbonate diol, polycarbonate diol and polyurethane using same.
When a phosphorous compound exceeding this range is used, the obtained polycarbonate diol may be colored.
In the emulsification, the polycarbonate diol is introduced, preferably continuously, into the stirred aqueous dispersion.
Carbothane is specifically formulated with a polycarbonate diol ( PCDO ).
Patent Literature 5 discloses a polycarbonate diol which is terminated entirely with hydroxyl groups.
You'll also be interested in:
Examples of using Polycarbonate
Show more
Polycarbonate sheet to protect against direct contacts
Method for welding polycarbonate by high frequency
The polycarbonate plates are behaving like a greenhouse
Examples of using Diol
Show more
The cyclic diol may be aromatic or nonaromatic
In all cases the metabolite was endosulfan diol
The diol is subsequently deprotected and acylated
