US 2018/0207879 A1Published application

Method for welding two different polyolefin plastics

AssigneeHenkel AG & Co. KGaA

InventorsPablo Walter, Norman Friedrich, Lina Gonzalez, Hendrik Luetzen, Thomas Haertig, Dirk Kasper

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Abstract

The invention relates to a method for welding two different polyolefin plastics using a primer, said primer containing at least one maleic anhydride graft polyolefin polymer. The invention also relates to correspondingly welded products.

Claims10

Dependent claims

A method for welding two different polyolefin plastics materials using a primer, wherein the primer contains at least one maleic acid anhydride-grafted polyolefin polymer.

Dependencies are inferred from the claim text.

Facts

Application: 15/934,197Filed 23 Mar 2018
Priority: EP 15190201.216 Oct 2015
Published: 26 Jul 2018
Term ends: Not estimatedThe source records don’t support an estimate.

Classification56 codes

B29C 65/02
Joining or sealing of preformed parts , e.g. welding of plastics materials; Apparatus therefor: by heating, with or without pressure
B29C 66/02
General aspects dealing with the joint area or with the area to be joined: preparation of the material, in the area to be joined, prior to joining…
B29C 66/026
Preparation of the material, in the area to be joined, prior to joining or welding: chemical pre-treatments
B29C 66/71
Characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics…

Family

Application15/934,197Continuation
US 2018/0207879 A1This patent

From the US filing history. Foreign family members aren’t listed.

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