News

Down-to-earth and with ambitions reaching far—Pliith’s First-Quarter Meeting

Only by grounding ourselves in reality can we advance steadily, step by step; with lofty aspirations, we must forge ahead with determination and courage to reach the summit.

2024-04-17

Pliith’s 50,000-ton polylactic acid and 75,000-ton lactic acid plants have gone into operation!

On November 14, 2023, the commissioning ceremony for the first phase of the 50,000-ton-per-year polylactic acid and 75,000-ton-per-year lactic acid project of PuliSi Biotechnology Co., Ltd. (hereinafter referred to as PuliSi) was solemnly held in Wuhu, Anhui Province.

2023-11-14

Exciting moments are just around the corner! Countdown to the PuliSi production launch ceremony—1 day left.

2023-11-13

Looking forward together! Countdown to the PuliSi production launch ceremony—2 days left.

2023-11-12

Pliith Biotechnology is poised to become the global leader in polylactic acid materials.

Pliith Biotechnology is poised to become the global leader in polylactic acid materials.

Pliith Biotechnology is poised to become the global leader in polylactic acid (PLA) materials. As the cornerstone of Pliith Biotechnology, its PLA products are rapidly establishing themselves as industry benchmarks worldwide. PLA is a sustainable, biodegradable plastic with broad application prospects and environmentally friendly attributes. Committed to advancing PLA technology and expanding its market reach, Pliith Biotechnology continuously enhances product quality and customer satisfaction through innovative solutions and steady growth. As a global frontrunner, Pliith Biotechnology plays a pivotal role at its Wuhu PLA production base. Equipped with state-of-the-art facilities and staffed by a highly skilled team, this facility delivers high‑quality PLA materials. Throughout the manufacturing process, Pliith places a strong emphasis on environmental protection and sustainable development, ensuring that its products are fully biodegradable and eco‑friendly. Beyond groundbreaking R&D achievements, Pliith has also made significant strides in market expansion. The company has forged close partnerships with collaborators around the globe, successfully bringing Wuhu‑produced PLA to international markets. Its products have earned widespread recognition and acclaim from customers worldwide, becoming the material of choice across numerous industries. As a global leader, Pliith Biotechnology will continue to…

2023-09-25

Polylactic acid material research and development, along with production—Pliith Biotechnology provides you with expert technical services.

Polylactic acid material research and development, along with production—Pliith Biotechnology provides you with expert technical services.

The research and development as well as the production of polylactic acid (PLA) materials have become a hot topic in today’s scientific and technological fields. As a provider of specialized technical services, PuliSi Biotechnology has offered exceptional support and assistance to the PLA industry in Wuhu. This article will delve into the R&D and manufacturing of PLA materials, with a particular focus on PuliSi Biotechnology’s strengths in this area. To begin, let us first define what PLA is: it is a biodegradable material synthesized through the polymerization of lactic acid monomers. PLA boasts excellent mechanical properties and thermal stability, and its degradation rate and biocompatibility can be tailored by adjusting polymerization conditions. Widely used in medical applications, food packaging, agriculture, and other sectors, PLA has garnered significant attention for its environmentally friendly and biodegradable characteristics. In Wuhu’s PLA industry, PuliSi Biotechnology has emerged as a preferred partner for numerous enterprises, thanks to its extensive experience and professional technical expertise. Its team comprises highly qualified specialists who are well-versed in the R&D and production technologies of PLA, capable of providing customers with comprehensive technical support and customized solutions. In the realm of PLA material R&D, PuliSi Biotechnology is equipped with state-of-the-art laboratory facilities and cutting-edge technological platforms. The company has established close collaborative relationships with multiple universities and research institutions, continuously advancing the field of PLA…

2023-09-15

A polylactic acid supplier explains the various applications of polylactic acid.

A polylactic acid supplier explains the various applications of polylactic acid.

What are the applications of polylactic acid, according to PLA suppliers? Polylactic acid can be entirely degraded into water and carbon dioxide—though it is not necessarily biodegradable, it does break down under natural conditions—because lactic acid itself can be produced through the biofermentation of starch or plant biomass such as straw. Moreover, lactic acid is a naturally occurring metabolite in human tissues and can serve as a food additive. For these reasons, polylactic acid is regarded as an environmentally friendly, fully bio-based material. In light of the increasingly severe issue of “white pollution” worldwide, China has enacted and implemented its strictest-ever plastic‑ban policy. Consequently, driven by local governments and chemical research institutes, China’s polylactic acid industry has entered a period of rapid growth this year. Turning to PLA polymerization technology, PLA suppliers note that China currently lacks a stable, large‑scale supply of high‑grade PLA resin suitable for film‑forming or fiber‑spinning applications. Some manufacturers claim to offer DTY or FDY filaments made from PLLA, but inquiries reveal that these filaments are not actually produced on commercial production lines. The underlying reasons are twofold: first, the technical barriers to spinning remain relatively high; second, the processability of the raw material is limited. The key bottlenecks to consistently producing high‑molecular‑weight polylactic acid lie in two areas: one is the reliance on highly purified lactide, and the other is the limitations of the polymerization technology itself. First…

2023-09-15

A 50,000‑ton‑per‑year polylactic acid plant is counting down to commissioning—yet the major shareholder has reportedly sold off its entire stake?

On June 6, Huitong Co., Ltd. announced that it plans to transfer its 33.8889% equity stake in the associate company, Pliith Biotechnology Co., Ltd. (hereinafter referred to as “Pliith”), to its related party, Eighth Element Environmental Technology Co., Ltd. Upon completion of the transaction, the company will no longer hold any equity interest in Pliith.

2023-06-08

Pliith Biotechnology has developed a self-nucleating, rapidly crystallizing PLA material.

Polylactic acid (PLA) is a widely used bio-based, biodegradable material; however, its insufficient crystallizability compromises its thermal resistance and processability. To address this issue, PuliSi Biotechnology has developed a rapidly crystallizing PLA material with intrinsic nucleation capability through molecular‑structure design and optimized polymerization processes. This material can form smaller α‑type spherulites in a shorter time, enhancing both its crystallinity and Vicat softening temperature, making it suitable for a wide range of processing applications.

2023-05-17

Pliith—A Rising “New Star” in the Polylactic Acid Industry!

As one of humanity’s greatest inventions, plastic has brought immense benefits, yet its waste has also given rise to increasingly severe environmental pollution. To address plastic pollution, biodegradable plastics represent an important and indispensable solution. Among the major categories of degradable materials, polylactic acid (PLA) is a high‑molecular‑weight polyester synthesized via polymerization using lactic acid or its dimer, lactide, as monomers. It boasts bio‑based origins and biodegradability, offering clear environmental advantages. Today, PLA is the world’s highest‑volume, most commercially mature, and most widely used bio‑based biodegradable plastic. Many leading domestic companies have long been committed to advancing PLA technology; among them, Pliith stands out as a rising “new star.”

2023-03-01

A manufacturer of biodegradable materials explains the functions of biodegradable materials.

A manufacturer of biodegradable materials explains the mechanisms underlying their degradation. For polymers that are readily hydrolyzed, both simple hydrolysis and enzymatic hydrolysis may occur in vivo. Lipases can accelerate the breakdown of polyesters, while hydrolases promote the degradation of easily hydrolyzable polymers. In the presence of these enzymes, the degradation rate of PCL is significantly increased. Typically, complete degradation takes 2–3 years; however, in the presence of enzymes, this timeframe can be shortened to just a few days. For certain non‑hydrolytic polymers, the prevailing degradation mechanism is enzymatic oxidation. Immunohistochemical studies have confirmed that such materials are taken up and metabolized via endocytosis by phagocytic cells within the body. According to manufacturers of biodegradable materials, once polymer‑based biomaterials are implanted, they elicit varying degrees of acute inflammatory responses at the implantation site. When tissue is injured, vascular permeability in the surrounding area changes, prompting the rapid migration of polymorphonuclear leukocytes to the site of inflammation. Activated neutrophils can induce monocytes to differentiate into macrophages. The metabolic activities of polymorphonuclear leukocytes and macrophages generate large quantities of superoxide anions (O₂⁻), which are unstable intermediates that subsequently convert into the more potent oxidant hydrogen peroxide. Both reduced coenzymes (NADPH) and oxidizing enzymes in the body participate in this conversion process, while…

2022-12-26

A manufacturer of biodegradable materials explains what biodegradable materials are.

A manufacturer of biodegradable materials explains what these materials are. In recent years, with rapid economic growth, people’s aspirations—both material and spiritual—have risen, leading to higher expectations for product packaging. When purchasing goods, consumers not only consider the aesthetic appeal of the outer packaging but also evaluate a range of additional functions. As demand for sophisticated packaging continues to grow, numerous new packaging materials have been introduced into the market. Synthetic high‑performance biodegradable materials boast advantages such as light weight, high strength, excellent chemical stability, and low cost. Alongside steel, wood, and cement, they have become one of the four pillars of the national economy and are widely used in product packaging. However, their widespread use has resulted in a mounting accumulation of waste, which has turned into a major source of “white pollution.” This waste severely harms the environment, contaminates groundwater and soil, jeopardizes human health and survival, and negatively impacts the ecosystems on which humanity depends. Moreover, the raw material—petroleum—used to produce synthetic composite materials will eventually be exhausted. Consequently, there is an urgent need to seek out new environmentally friendly materials and develop non‑petroleum‑based composites; naturally degradable materials offer an effective solution to this challenge. A manufacturer of biodegradable materials emphasizes that the ideal natural‑degradation material is a high‑performance composite that, once discarded, can be broken down by environmental microorganisms into harmless substances.

2022-12-22

A brief overview of the basic information provided by a biodegradable materials manufacturer.

The biodegradable materials industry boasts a promising outlook, as its benefits to businesses during use are substantial, making it highly favored by customers. To help everyone become more familiar with this field, the following is a brief overview of its basic characteristics, provided by a leading manufacturer. We hope this information proves useful to many. Today, many people still lack a clear understanding of the fundamental properties of biodegradable materials. As manufacturers, we feel it’s important to offer a concise explanation: biodegradable materials are those that undergo thermodynamic and kinetic degradation over time. They can be categorized according to the external factors driving their breakdown. In fact, these materials excel in performance, practicality, biodegradability, and safety. In terms of performance, they can match or even surpass traditional plastics in certain applications. They are also highly practical, offering comparable functional and hygienic properties to conventional plastics. Regarding biodegradability, after use, these materials rapidly break down in natural environments—under the influence of specific microorganisms, temperature, and humidity—transforming into harmless fragments or gases that are readily assimilated by the ecosystem, thereby minimizing environmental impact. Manufacturers often refer to them as “green ecological materials.” Under the action of bacteria, algae, molds, and other microorganisms, they decompose completely, ultimately breaking down into carbon dioxide (CO₂).

2022-12-13

Pliith’s brand ambassador, “Pu Pu,” invites you to co-create a better life.

Pliith’s brand ambassador, “Pu Pu,” invites you to co-create a better life.

“Pupu” adopts the design of a little tree‑person, personifying trees and drawing on their natural cycle of growth—leaves sprouting and falling—to convey that Puli’s polylactic acid materials are both biodegradable and recyclable. The tree crown is rendered in Puli’s signature eco‑green, symbolizing environmental sustainability and energy conservation. Dressed in a white T‑shirt emblazoned with the pliith logo, Pupu embodies the excellent processability of Puli’s polylactic acid materials. As Puli’s ambassador of green, nature‑inspired creativity, Pupu presents an energetic, upward‑leaning, and vibrant image, reflecting Puli’s core corporate values: “striving with determination, embracing inclusivity, and taking responsible ownership.”

2022-12-08

Embarking on a New Journey of Endeavor! The Wuhu Municipal Party Committee and Municipal Government Conducted a Field Visit to Pliith.

Embarking on a New Journey of Endeavor! The Wuhu Municipal Party Committee and Municipal Government Conducted a Field Visit to Pliith.

On October 5, the Wuhu City High-Quality Development Conference and the Third-Quarter Key Work Review Meeting launched a collective field‑visit program. The delegation conducted an on-site inspection of the Pliith project construction site, listening to reports on construction progress and receiving an overview of the company’s development.

2022-12-08

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