JP2021024985A5 - - Google Patents
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- JP2021024985A5 JP2021024985A5 JP2019145650A JP2019145650A JP2021024985A5 JP 2021024985 A5 JP2021024985 A5 JP 2021024985A5 JP 2019145650 A JP2019145650 A JP 2019145650A JP 2019145650 A JP2019145650 A JP 2019145650A JP 2021024985 A5 JP2021024985 A5 JP 2021024985A5
- Authority
- JP
- Japan
- Prior art keywords
- liquid crystal
- polyester resin
- crystal polyester
- resin according
- satisfy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004973 liquid crystal related substance Substances 0.000 claims description 12
- 229920001225 polyester resin Polymers 0.000 claims description 12
- 239000004645 polyester resin Substances 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims 3
- 239000013078 crystal Substances 0.000 claims 1
- 239000000945 filler Substances 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
Description
本発明の液晶ポリエステル樹脂は、これから構成される成形品について、後述する方法で測定される引張強度が、好ましくは２００ＭＰａ以上、より好ましくは２０５ＭＰａ以上、さらに好ましくは２１０ＭＰａ以上であり、通常は２８０ＭＰａ以下である。 The liquid crystal polyester resin of the present invention has a tensile strength of preferably 200 MPa or more, more preferably 205 MPa or more, still more preferably 210 MPa or more , and usually 280 MPa or less, as measured by a method described later for a molded product composed of the same. Is.
本発明の液晶ポリエステル樹脂は、これから構成される成形品について、後述する方法で測定される曲げ強度が、好ましくは１２５ＭＰａ以上、より好ましくは１３０ＭＰａ以上、さらに好ましくは１３５ＭＰａ以上であり、通常は２５０ＭＰａ以下である。
The liquid crystal polyester resin of the present invention has a bending strength of preferably 125 MPa or more, more preferably 130 MPa or more, still more preferably 135 MPa or more , and usually 250 MPa or less, as measured by a method described later for a molded product composed of the same. Is.
Claims (7)
ｐ、ｑ、ｒ、ｓおよびｔは、それぞれ、液晶ポリエステル樹脂中での各繰返し単位の組成比（モル％）であり、以下の条件を満たす：
５１≦ｐ≦６９、
１≦ｑ≦５．５、
７≦ｒ≦１９、
５≦ｓ≦１１、
１２≦ｔ≦２４、
ｒ≧ｓ]
で表される繰返し単位から構成される液晶ポリエステル樹脂。 Equations (I)-(V)
p, q, r, s and t are composition ratios (mol%) of each repeating unit in the liquid crystal polyester resin, respectively, and satisfy the following conditions:
51 ≦ p ≦ 69,
1 ≦ q ≦ 5.5,
7 ≦ r ≦ 19,
5 ≦ s ≦ 11,
12 ≦ t ≦ 24,
r ≧ s]
A liquid crystal polyester resin composed of repeating units represented by.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019145650A JP7284033B2 (en) | 2019-08-07 | 2019-08-07 | liquid crystal polyester resin |
| TW109121343A TW202112887A (en) | 2019-08-07 | 2020-06-23 | Liquid crystal polyester resin |
| KR1020200081768A KR20210018034A (en) | 2019-08-07 | 2020-07-02 | Liquid crystal polyester resin |
| CN202010783515.9A CN112341609A (en) | 2019-08-07 | 2020-08-06 | Liquid crystalline polyester resin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019145650A JP7284033B2 (en) | 2019-08-07 | 2019-08-07 | liquid crystal polyester resin |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021024985A JP2021024985A (en) | 2021-02-22 |
| JP2021024985A5 true JP2021024985A5 (en) | 2022-03-09 |
| JP7284033B2 JP7284033B2 (en) | 2023-05-30 |
Family
ID=74357736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019145650A Active JP7284033B2 (en) | 2019-08-07 | 2019-08-07 | liquid crystal polyester resin |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP7284033B2 (en) |
| KR (1) | KR20210018034A (en) |
| CN (1) | CN112341609A (en) |
| TW (1) | TW202112887A (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5015722A (en) * | 1990-04-04 | 1991-05-14 | Hoechst Celanese Corporation | Melt-processable polyester capable of forming an anisotropic melt which exhibits a highly attractive balance between its molding and heat deflection temperatures |
| JP5616212B2 (en) | 2010-12-16 | 2014-10-29 | 上野製薬株式会社 | Totally aromatic liquid crystal polyester resin and composition containing the same |
| JP6181587B2 (en) | 2014-03-26 | 2017-08-16 | 上野製薬株式会社 | Liquid crystal polyester blend |
| JP6177191B2 (en) | 2014-05-30 | 2017-08-09 | 上野製薬株式会社 | Liquid crystal polyester blend |
| JP6626358B2 (en) | 2016-02-04 | 2019-12-25 | Ｊｘｔｇエネルギー株式会社 | Wholly aromatic liquid crystal polyester resin and method for producing the same |
| US10968347B2 (en) | 2016-12-01 | 2021-04-06 | Jxtg Nippon Oil & Energy Corporation | Wholly aromatic liquid crystalline polyester resin |
| CN110079058A (en) * | 2018-01-26 | 2019-08-02 | 上野制药株式会社 | Liquid crystal polyester resin compositions |
| JP7175834B2 (en) | 2019-04-16 | 2022-11-21 | 上野製薬株式会社 | liquid crystal polyester resin |
-
2019
- 2019-08-07 JP JP2019145650A patent/JP7284033B2/en active Active
-
2020
- 2020-06-23 TW TW109121343A patent/TW202112887A/en unknown
- 2020-07-02 KR KR1020200081768A patent/KR20210018034A/en unknown
- 2020-08-06 CN CN202010783515.9A patent/CN112341609A/en active Pending
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