Ethylene A Olefin Copolymer, Thermoplastic Resin Composition, Film,

Ethylene A Olefin Copolymer, Thermoplastic Resin Composition, Film, And Laminate

Abstract: [Problem] To provide an ethylene-a-olefin copolymer superior in formability and particularly superior in mechanical strength to conventional ones. [Solution] A copolymer of ethylene satisfying the following requirements (1) to (7) and a-olefin having 4-10 carbon atoms: (1) Density: 890-925 kg/m3; (2) MFR (190°C, 2.16 kg load): 3.0-15.0 g/10 min; (3) MT (melt tension)/?* (shear viscosity): 1.40 × 10-4-2.90 × 10-4g/P; (4) 0.01 × 10-13 × Mw3.4 = ?0 (zero shear viscosity) = 4.5 × 10-13 × Mw3.4; (5) -2.0 = Mz/Mw - Mw/Mn = 15; (6) Number of vinyls and the like: 0.1-1.0/1000 C; and (7) Plurality of peaks being present on melting curve of DSC.

Patent Information

Application #

Filing Date

13 October 2023

Publication Number

36/2024

Publication Type

INA

Invention Field

POLYMER TECHNOLOGY

Status

Email

Parent Application

Applicants

MITSUI CHEMICALS, INC.

2-1, Yaesu 2-chome, Chuo-ku, Tokyo 1040028

PRIME POLYMER CO., LTD.

2-1, Yaesu 2-chome, Chuo-ku, Tokyo 1040028

Inventors

1. MATSUBARA Shinya

c/o PRIME POLYMER CO., LTD., 3, Chigusakaigan, Ichihara-shi, Chiba 2990108

2. HATO Kazuki

c/o PRIME POLYMER CO., LTD., 3, Chigusakaigan, Ichihara-shi, Chiba 2990108

3. TATSUMI Shuhei

c/o PRIME POLYMER CO., LTD., 3, Chigusakaigan, Ichihara-shi, Chiba 2990108

4. TAKAICHI Keisuke

c/o PRIME POLYMER CO., LTD., 6, Takasago 1-chome, Takaishi-shi, Osaka 5928501

5. TAMURA Naoya

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

6. TANAKA Youichi

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

7. KENGOYAMA Chihiro

c/o MITSUI CHEMICALS, INC., 580-32, Nagaura, Sodegaura-shi, Chiba 2990265

8. UEMATSU Yudai

c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome, Wakicho, Kuga-gun, Yamaguchi 7400061

9. YOSHINO Shota

c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome, Wakicho, Kuga-gun, Yamaguchi 7400061

10. TANAKA Yuta

c/o MITSUI CHEMICALS, INC., 1-2, Waki 6-chome, Wakicho, Kuga-gun, Yamaguchi 7400061

Specification

Documents

Application Documents

#	Name	Date
1	202317069157-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [13-10-2023(online)].pdf	2023-10-13
2	202317069157-STATEMENT OF UNDERTAKING (FORM 3) [13-10-2023(online)].pdf	2023-10-13
3	202317069157-REQUEST FOR EXAMINATION (FORM-18) [13-10-2023(online)].pdf	2023-10-13
4	202317069157-PROOF OF RIGHT [13-10-2023(online)].pdf	2023-10-13
5	202317069157-PRIORITY DOCUMENTS [13-10-2023(online)].pdf	2023-10-13
6	202317069157-POWER OF AUTHORITY [13-10-2023(online)].pdf	2023-10-13
7	202317069157-FORM 18 [13-10-2023(online)].pdf	2023-10-13
8	202317069157-FORM 1 [13-10-2023(online)].pdf	2023-10-13
9	202317069157-DECLARATION OF INVENTORSHIP (FORM 5) [13-10-2023(online)].pdf	2023-10-13
10	202317069157-COMPLETE SPECIFICATION [13-10-2023(online)].pdf	2023-10-13
11	202317069157-FORM 3 [26-11-2023(online)].pdf	2023-11-26