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Q

Interfacial microbubbles in Kapton (polyimide) film lamination

A

The essence of this problem is that gas was not effectively removed during the lamination '2079851475616104453; it needs to be solved coordinately from three aspects: degassing process, casting method, and venting design.

Material Drying bubbles，polyimide，film lamination，interfacial microbubbles

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Q

Milky white opacification appears in laminated parts

A

This problem requires comprehensive analysis from multiple dimensions of material, process, equipment, and operation, and should be solved by systematically optimizing process parameters and the quality control system.

Material Drying cracking，exotherm，fiber

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Q

Board bursting of laminated parts in high-temperature high-pressure water environment

A

This problem requires comprehensive analysis from multiple dimensions of material, process, equipment, and operation, and should be solved by systematically optimizing process parameters and the quality control system.

Material Drying copper-clad laminate，laminated parts in high-temperature high-pressure water environment，board bursting

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Q

Ester hydrolysis degradation appears in polylactic acid (PLA) foaming

A

This problem requires comprehensive analysis from multiple dimensions of material, process, equipment, and operation, and should be solved by systematically optimizing process parameters and the quality control system.

Material Drying polylactic acid，foaming occurrence，ester hydrolysis degradation

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Q

Gas ring/bubble ring appears in PU integral skin foaming

A

The essence of this problem is that gas was not effectively removed during the foam '2079851475616104453; it needs to be solved coordinately from three aspects: degassing process, casting method, and venting design.

Material Drying bubbles，skin，integral skin foaming occurrence，gas ring

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Q

Cure inhibition effect appears in a certain batch of raw material

A

The core of the poor curing problem is that the chemical reaction conditions do not meet the requirements; it is necessary to precisely control the formulation ratio and curing process parameters.

Material Drying catalyst，a certain batch of raw material occurrence，cure inhibition，effect

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Q

Spontaneous combustion phenomenon appears in thermosetting casting material

A

The core of the poor curing problem is that the chemical reaction conditions do not meet the requirements; it is necessary to precisely control the formulation ratio and curing process parameters.

Material Drying casting，exotherm，thermosetting casting material occurrence，spontaneous combustion

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Q

Excessive solvent residue in cast film produces bubbles

A

The essence of this problem is that gas was not effectively removed during the casting '2079851475616104453; it needs to be solved coordinately from three aspects: degassing process, casting method, and venting design.

Material Drying bubbles，casting，Excessive solvent residue in cast film produces bubbles

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Q

Phase separation of the casting material during curing

A

The core of the poor curing problem is that the chemical reaction conditions do not meet the requirements; it is necessary to precisely control the formulation ratio and curing process parameters.

Material Drying curing agent，casting，Phase separation of the casting material during curing

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Q

Impact failure of the product in extremely low-temperature environments

A

In summary, the causes of the 「Impact failure of the product in extremely low-temperature environments」 problem can be attributed to the combined action of multiple factors such as the toughness of the resin dropping sharply at extremely low temperatures and insufficient wall thickness. Solving t...

Material Drying Impact failure of the product in extremely low-temperature environments、rotational molding、resin characteristics、wall thickness control

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