High-strength packaging board of kenaf and sorghum straw mixed fiber and preparation method thereof

Patent name: Hongma, sorghum straw mixed fiber high-strength packaging paperboard and its preparation method Patent applicant Liu Haibo Principal applicant Address 123000 Inventor of Fuxin National Paper Products Factory, Fuxin, Liaoning Province Inventor Liu Ning; Wang Qiuling; Luo Yao Application (patent) No. 200410021176.1 Application date 2004.02.20 Certification date Approval announcement number 1560359 Approval announcement date 2005.01.05 Manual CD No. D0501 Main classification number D21H11/12 Classification No. D21H11/12 Division Original application No. Priority Abstracts This invention is a packaging board, in particular The invention relates to a kenaf and sorghum straw mixed fiber high-strength packaging paperboard and a preparation method thereof. The following raw materials and ratios thereof (by weight) are used: 1 part of total stalk kenaf, 1 part of sorghum straw, and 0.3-0.4 parts of ammonium sulfite , 0.03 parts of magnesium oxide, liquid ratio of 1:2.5 to 3, balance of water, the whole stalk Kenaf and sorghum stalks were cut into small pieces of 20mm with a rake, and water was added to the pre-dip to fill the steam ball or evaporator. Medium and small deflation, to achieve the maximum canning capacity, access to normal production using 0.4Mpa ~ 0.5Mpa pressure steam cooking, temperature 160 ~ 170 °C, cooking and holding time is 2～2.5h, after depressurizing and releasing air pressure, pour into the pool under the ball, perform three-cycle washing, sieve grinding, papermaking, the strength of the paperboard is greatly increased, the cost is low, a large amount of wood can be saved, and the greening and environmental protection are favorable. polluted environment. Sovereignty item 1, a Kenaf, sorghum straw mixed fiber high-strength packaging paperboard and a preparation method thereof, the following raw materials and their ratios (weight meter): 1 part of whole kenaf, 1 part of sorghum straw, 0.3% of ammonium sulfite 0.40.4 parts, 0.03 parts of magnesium oxide, liquid ratio of 1:2.5 to 3, and the balance of water, the whole stalk Kenaf and sorghum stalks were cut into small pieces of 20 mm with a rake, and the water pre-dip was used to refill the steam balls. In the evaporator, small deflation, to achieve the maximum loading capacity, access to the normal production with 0.4Mpa ~ 0.5Mpa pressure cooking, temperature 160 ~ 170 °C, cooking and holding time is 2 ~ 2.5h, vacuum release After the air pressure, pour into the pool under the ball, perform three-cycle washing, sieve grinding, papermaking.

Dog Leash

Features soft padded handles for amazing comfortable, just enjoy the feeling walks with your dog and protects your hand from rope burn.


Perfect balance between freedom and control, give enough freedom to your dog and everything absolutely under your control.


HIGH-QUALITY AND DURABLE : Made of high-quality nylon climbing rope and metal buckle, strong and durable.


STANDARD LEASH : standard dog leash is very suitable for basic training and daily walking,very suitable for small and medium-sized dogs.


COMFORT HANDLE : The handle made of neoprene is super soft and comfortable,which can protect your hands from rope burns,Make sure you can control your dog at any time.


SAFETY AND FREEDOM : The 360° rotating clamp will protect your dog,No tangles, more safety.


We are a Chinese pet products manufacturer, our company produces and sells various cat accessories and dog accessories, including Pet Toys , Pet Apparel And Accessories, Pet Collar And Leashes , Pet Beds And Accessories, Pet Cleaning And Grooming Products, Pet Bowls And Feeders , Pet Houses , and Pet Carriers And Travel Products, which are accepted OEM&ODM. Please don`t hesitate to contact me if you need anything.





Dog Leash,No Pull Dog Harness,Retractable Dog Leash,Long Dog Leash

Jilin LOYO Pet Products Co.,Ltd. , https://www.loyopetaccessories.com