Page 63 - Plastics News Issue September2025
P. 63
PRODUCT NEWS
Injection Moulding Additives: The Hidden Al- the opaqueness of plastic is vital. Injection mould-
lies of the Procedure ing additives provide an anti-warping effect, and
structural integrity, where a TiO 2 based master-
The TiO 2 content is not the only factor of suc- batch provides UV protection and opacity.
cess of integrating white masterbatch in plastic
manufacturing. It depends also on the availabil- 2. High Gloss Cosmetic Packaging:
ity of injection moulding additives which help in
processing and also to optimize performance of The aesthetic appearance of cosmetic tubes
the product. and jars should be high grade. In this case, the is-
sue of how to enhance gloss using masterbatch
Such additives to injection moulding may be: emerges as one of the prime concerns. Gloss-
enhanced white masterbatch gives a luxury ef-
♦ Dispersing agents to enhance TiO distribu-
2 fect without need of further coating on the sur-
tion face.
♦ Flows to facilitate material fill when deposit- 3. Automotive Interiors:
ing moulds
The trim pieces and dashboards are high gloss
♦ Impregnations that prevent the attraction of advanced plastics. When design requirements
dust suchlike anti-static agents
are fulfilled with specialized white masterbatch,
♦ UV stabilizers for weather resistance part rejections will be minimized because of sur-
face imperfection issues.
These additives quietly stabilize process pa-
rameters, enhance cycle times and retain such 4. Medical Devices and Labware:
esthetic properties as high gloss plastics. They These uses require purity and chemical inert-
provide a uniform color and uniform surface fin- ness. White masterbatch is customized, and it
ish, particularly critical in such industries as the gives bright appearance, but the masterbatch
consumer electronics industry or in automotive characteristics have to be precise in such a way
interior products which use thin-wall or high-cav- that sterility and mechanical properties are not
ity moulds.
jeopardized.
Real-World White Masterbatch Use Cases:
From Packaging to Precision How to Improve Gloss with Masterbatch: Tech-
niques and Tips
The real section of the criticality of white mas-
terbatch as far as the industry of plastics is con- Gloss-white masterbatch relationship is not
cerned is that the use of masterbatch is highly linear; rather they are an attribute of synergy,
spread. Now it is time to pay attention to some among the raw materials, formulation and pro-
practical illustration: cess parameters of the raw data. This is a clos-
er examination on the topic of how to enhance
1. Blow Moulded Bottles and Containers: gloss with masterbatch efficiently:
In the case of milk bottle or detergent container, ♦ Make use of high-purity fine-particle TiO 2
September 2025 PLASTICS NEWS 63
