JP2019031666A5 - - Google Patents
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- JP2019031666A5 JP2019031666A5 JP2018146616A JP2018146616A JP2019031666A5 JP 2019031666 A5 JP2019031666 A5 JP 2019031666A5 JP 2018146616 A JP2018146616 A JP 2018146616A JP 2018146616 A JP2018146616 A JP 2018146616A JP 2019031666 A5 JP2019031666 A5 JP 2019031666A5
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- isocyanate
- mdi
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- 238000004519 manufacturing process Methods 0.000 description 9
- IQPQWNKOIGAROB-UHFFFAOYSA-N [N-]=C=O Chemical compound [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 8
- 229920001730 Moisture cure polyurethane Polymers 0.000 description 4
- JOYRKODLDBILNP-UHFFFAOYSA-N ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 2
- PHYWDUIBNMEJSG-UHFFFAOYSA-M coronene-1-carboxylate Chemical compound C1=C2C(C(=O)[O-])=CC3=CC=C(C=C4)C5=C3C2=C2C3=C5C4=CC=C3C=CC2=C1 PHYWDUIBNMEJSG-UHFFFAOYSA-M 0.000 description 2
Description
製造例５ ＜イソシアネート（Ｂ−２）の製造＞
製造例３で得られたイソシアネート末端ウレタンプレポリマー（Ｂ２−１）９１１０重量部と、「コロネート １３３１」（ＭＤＩとＰｏｌｙ−ＭＤＩが重量比で７６／２４の混合物、ＮＣＯ含有量＝３２．３重量％、東ソー株式会社製）を１１５５０重量部を容器に仕込み、３０分間攪拌後、イソシアネート（Ｂ−２）（ＮＣＯ基の含有量２０．２重量％）を得た。
Production Example 5 <Production of Isocyanate (B-2)>
And the resulting isocyanate-terminated urethane prepolymer (B 2 - 1) 9110 parts by weight Preparation Example 3, "Coronate 1331" (MDI and Poly-MDI mixtures 76/2 4 at a weight ratio, NCO content = 32.3 11550 parts by weight of Tohso Co., Ltd. was placed in a container, and after stirring for 30 minutes, isocyanate (B-2) (content of NCO group: 20.2% by weight) was obtained.
製造例６＜イソシアネート（Ｂ−３）の製造＞
製造例３で得られたイソシアネート末端ウレタンプレポリマー（Ｂ２−１）１１６０重量部と、「コロネート １３３１」（ＭＤＩとＰｏｌｙ−ＭＤＩが重量比で７６／２４の混合物、ＮＣＯ含有量＝３２．３重量％、東ソー株式会社製）を１１５５０重量部を容器に仕込み、３０分間攪拌後、イソシアネート（Ｂ−３）（ＮＣＯ基の含有量２９．８重量％）を得た。
Production Example 6 <Production of Isocyanate (B-3)>
And the resulting isocyanate-terminated urethane prepolymer (B 2 - 1) 1160 parts by weight Preparation Example 3, "Coronate 1331" (MDI and Poly-MDI mixtures 76/2 4 at a weight ratio, NCO content = 32.3 11550 parts by weight of Tosoh Corp. was added to a container, and after stirring for 30 minutes, isocyanate (B-3) (content of NCO group: 29.8% by weight) was obtained.
比較製造例１ ＜イソシアネート（Ｂ’−１）の製造＞
製造例３で得られたイソシアネート末端ウレタンプレポリマー５７８重量部と、「コロネート １３３１」（ＭＤＩとＰｏｌｙ−ＭＤＩが重量比で７６／２４の混合物、ＮＣＯ含有量＝３２．３重量％、東ソー株式会社製）を１１５５０重量部を容器に仕込み、３０分間攪拌後、イソシアネート（Ｂ’−１）（ＮＣＯ基の含有量３１．０重量％）を得た。
Comparative Production Example 1 <Production of Isocyanate (B′-1)>
578 parts by weight of the isocyanate-terminated urethane prepolymer obtained in Preparation Example 3 and “Coronato 1331” ( a mixture of MDI and Poly-MDI in a weight ratio of 76/24, NCO content = 32.3% by weight, Tosoh stock 11550 parts by weight of a company manufactured was manufactured into a container, and after stirring for 30 minutes, isocyanate (B'-1) (content of NCO group: 31.0% by weight) was obtained.
比較製造例２ ＜イソシアネート（Ｂ’−２）の製造＞
製造例３で得られたイソシアネート末端ウレタンプレポリマー（Ｂ２−１）１０９７３重量部と、「コロネート １３３１」（ＭＤＩとＰｏｌｙ−ＭＤＩが重量比で７６／２４の混合物、ＮＣＯ含有量＝３２．３重量％、東ソー株式会社製）を１１５５０重量部を容器に仕込み、３０分間攪拌後、イソシアネート（Ｂ’−２）（ＮＣＯ基の含有量１９．０重量％）を得た。
Comparative Production Example 2 <Production of Isocyanate (B′-2)>
10973 parts by weight of the isocyanate-terminated urethane prepolymer (B2-1) obtained in Production Example 3 and “Coronato 1331” ( a mixture of MDI and Poly-MDI in a weight ratio of 76/24, NCO content = 32.3) 11550 parts by weight of Tohso Co., Ltd. was placed in a container, and after stirring for 30 minutes, isocyanate (B'-2) (an NCO group content of 19.0% by weight) was obtained.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017153463 | 2017-08-08 | ||
| JP2017153463 | 2017-08-08 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019031666A JP2019031666A (en) | 2019-02-28 |
| JP2019031666A5 true JP2019031666A5 (en) | 2019-07-11 |
| JP6817985B2 JP6817985B2 (en) | 2021-01-20 |
Family
ID=65523070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018146616A Active JP6817985B2 (en) | 2017-08-08 | 2018-08-03 | Flexible polyurethane foam |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6817985B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20240010781A1 (en) | 2021-02-12 | 2024-01-11 | Inoac Corporation | Polyurethane foam and seat pad |
-
2018
- 2018-08-03 JP JP2018146616A patent/JP6817985B2/en active Active
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