Inventor

Haidong Yang

Inventor

Harbin, CN

Overview

1→

Patents

2021

Patent span

Chemistry

Primary field (CPC C)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B29Bprimary

B29BPreparation or pretreatment of the material to be shaped11%

B29CShaping or joining of plastics11%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts11%

C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds11%

C08JWorking-up11%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients11%

C08LCompositions of macromolecular compounds11%

C09DCoating compositions, e.g. paints, varnishes or lacquers11%

C09JAdhesives11%

PatentTitleYear

11,028,226Heat resistant polyimide film and preparation method thereof2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021Patents assigned to INST OF PETROLEUM CHEMISTRY HEILONGJIANG ACADEMY OF SCIENCES (1)· patent assignee history

2021Based in Harbin, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
INST OF PETROLEUM CHEMISTRY HEILONGJIANG ACADEMY OF SCIENCES	1	2021

Locations

Location	Patents	Span
Harbin, CN	1	2021