Patent Theme

High-Performance Thermally Stable Resins

Polymer compositions engineered for enhanced heat resistance, thermal stability in molten states, or improved processability at high temperatures, often involving specific copolymers, blends, or stabilizing additives for applications in electronics or automotive.

5,758 US filings from 1,222 companies since 2023 · 2023: 1,492 · 2024: 1,943 · 2025: 1,638 · 2026 YTD: 685

Polymer Compositions

Top companies

Ranked by filings in this theme since 2023. 2026 is partial.

#	Company	Since 2023	2023	2024	2025	2026 YTD	YoY
1	LG Chem, Ltd.	308	65	113	93	37	-17.7%
2	MITSUBISHI GAS CHEMICAL COMPANY, INC.	156	31	39	55	31	+41.0%
3	MITSUBISHI CHEMICAL CORPORATION	147	29	51	45	22	-11.8%
4	Borealis AG	130	31	47	40	12	-14.9%
5	SHPP GLOBAL TECHNOLOGIES B.V.	115	30	40	36	9	-10.0%
6	Dow Global Technologies LLC	108	23	42	27	16	-35.7%
7	NAN YA PLASTICS CORPORATION	102	26	32	42	2	+31.2%
8	Toray Industries, Inc.	101	27	32	33	9	+3.1%
9	BASF SE	87	21	36	20	10	-44.4%
10	SABIC GLOBAL TECHNOLOGIES B.V.	87	22	24	32	9	+33.3%
11	DAIKIN INDUSTRIES, LTD.	80	32	16	23	9	+43.8%
12	LOTTE CHEMICAL CORPORATION	79	29	24	18	8	-25.0%
13	KANEKA CORPORATION	77	16	18	28	15	+55.6%
14	MITSUI CHEMICALS, INC.	76	14	33	22	7	-33.3%
15	ASAHI KASEI KABUSHIKI KAISHA	70	19	25	18	8	-28.0%
16	SHIN-ETSU CHEMICAL CO., LTD.	70	19	16	23	12	+43.8%
17	Panasonic Intellectual Property Management Co., Ltd.	68	13	23	19	13	-17.4%
18	KURARAY CO., LTD.	66	23	24	16	3	-33.3%
19	Resonac Corporation	65	8	12	31	14	+158.3%
20	DIC Corporation	61	11	20	21	9	+5.0%
21	Hyundai Motor Company	61	23	21	12	5	-42.9%
22	Covestro Deutschland AG	57	10	18	19	10	+5.6%
23	Eastman Chemical Company	55	13	23	17	2	-26.1%
24	Kia Corporation	54	19	19	12	4	-36.8%
25	TOYOBO MC Corporation	54	3	23	21	7	-8.7%