CN102120364A - Process for producing latex finger cot products - Google Patents

Process for producing latex finger cot products Download PDF

Info

Publication number
CN102120364A
CN102120364A CN2010103001949A CN201010300194A CN102120364A CN 102120364 A CN102120364 A CN 102120364A CN 2010103001949 A CN2010103001949 A CN 2010103001949A CN 201010300194 A CN201010300194 A CN 201010300194A CN 102120364 A CN102120364 A CN 102120364A
Authority
CN
China
Prior art keywords
mould
attached
latex
interleaving agent
production technology
Prior art date
Application number
CN2010103001949A
Other languages
Chinese (zh)
Other versions
CN102120364B (en
Inventor
李秋生
Original Assignee
李秋生
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 李秋生 filed Critical 李秋生
Priority to CN 201010300194 priority Critical patent/CN102120364B/en
Publication of CN102120364A publication Critical patent/CN102120364A/en
Application granted granted Critical
Publication of CN102120364B publication Critical patent/CN102120364B/en

Links

Abstract

The invention relates to a process for producing latex finger cot products. The production process comprises the following steps: cleaning a mould; immersing and boiling the cleaned mould; dipping the immersed and boiled mould in a mixed solution of a coagulator and a separant, and drying; dipping in latex, and drying; dipping in a separant; filtering to remove powder; hemming; vulcanizing, and cooling; and automatically rolling. The process for producing the latex finger cot products has the beneficial effects of saving energy, reducing consumption, shortening the processing time, reducing the cash conversion cycle, reducing the cash occupation amount, improving the product yield, reducing the manufacturing cost, changing the operation environment, lightening the labor intensity of staff and the like.

Description

A kind of production technology of latex finger-stall goods
Technical field
The present invention relates to the production technology of goods, relate in particular to a kind of production technology of latex finger-stall goods.
Background technology
Fig. 1 is the technological process of production figure of prior art latex finger-stall goods.As shown in Figure 1, may further comprise the steps:
1, the washing of mould: mould is in use kept away the pollution that the remaining starch of greasy dirt and other pollution sources are unavoidably arranged, if these pollutants are not removed from mould, will cause mould inhomogeneous and inhomogeneous when causing the dipping latex film forming during coagulating agent at dipping, it is bad to be commonly called as kiss-coating, so must clean mould.Mould is at first through 20% salt acid elution, and the mould after the washing enters 20% soda lye wash behind the water spray, and is intact after hairbrush is scrubbed, and finishes whole washing process through the water spray again.
2, the bubble of mould boils: mould was wanted preheating before entering coagulating agent, mould moves in boiling water, and its purpose is exactly the mould and die preheating after the washing, could improve the adhesive force of coagulating agent on mould like this.
3, dipping coagulating agent and film forming: mould is entering the coagulating agent groove, drying behind the dipping coagulating agent, and when impregnation drying coagulating agent mould touches latex, just can make latex form that densification solidifies is gloves.
4, the crimping of finger-stall and sulfuration: will form half-dried product through super-dry after forming fine and close gel on the mould, then through poach (about 60 ℃ of water temperatures) crimping.The purpose of crimping promptly is the intensity that increases product, and product at this moment is in leather hard, so want further dry and vulcanize just can reach elastic strength, satisfies the requirement of the demoulding.
5, the demoulding: it is state-of-the-art that the method for the present domestic demoulding has only the water desorption method to finger-stall, the finger-stall that the demoulding is satisfied in formation runs to the boiling water mould, boil through boiling water, because mould and the thermal expansion of shaping fingerstall are different, product takes off from mould under the impact of water jets under high pressure like this.For fear of interior sticking, domestic present employing is added 2% buck or is added 1% positive soap.
6, the processing of the finger-stall after the demoulding: product stripping is manually poured in the bubble saucepan then after conveyer belt is transported in the plastic crate.Bubble will add interleaving agent when boiling, at present domestic commonly used be white carbon, silicone emulsion, after bubble boils 15 minutes, manually draw out with bamboo strainer, move to by the dryer with car, manually product is poured in the dryer and is dried.
7, cool breeze, half-finished packing: the product after the drying, because the temperature of coming out is higher, so will spread cool breeze out in the warehouse, the product after the cool breeze is semi-finished product, delivers to processing factory's processing after packing again.
8, the processing of finished product: the semi-finished product that Production and Packaging are good will be rolled up button processing and could sell to market.
There is following shortcoming in latex finger-stall product producing process in the prior art:
1, energy consumption height: water consumption is big, because be that water takes off and just needs a large amount of water under high pressures, product is got off from the mould upper punch, and secondly bubble is wanted one pot one and changed water when boiling, and only this water consumption of two per hour just needs several tons; The product that water takes off is originally dry good product, but boil and increased by 2 times moisture content through water one bubble, this moisture content of 2 times is to need heat that it is dried, this just needs to consume the energy of a part, rotation needs, oven dry needs fuel, and what fuel used is coal, and dries the discharging that can increase sulphur with coal.
2, consumption material: need add a certain amount of alkali, positive soap, white carbon, silicone emulsion when taking off because of water.Some is used in these materials on the product, prevents the adhesion of product, goes out and there is most to arrange with water simultaneously, and plumbing has increased difficulty.Such as, the precipitation of white carbon is easily stopped up gutter, sedimentation basin etc., has caused greatly waste, has increased the cost of making.
3, discharge capacity is big: the one, and quantity of wastewater effluent is big, and the 2nd, discarded discharge capacity is big.
4, operating environment is poor: because water consumption is big, so air humidity is very big, particularly to winter, the top is gone up and is rained in the workshop in, wades acroos a river on the ground, makes workman's the whole body water; And change product with bamboo strainer, and need pierce and draw product in the dryer, can make workman's sweat again.
5, difficulty of processing is big: the medium size installations of present domestic production finger-stall, produced every day 1500Kg~2000Kg/ days, and experienced operator per hour can only roll up the product of 600g, this processes with regard to the processing factory that needs thousands of people, and the processing charges of every processing 1000g certified products are 1.1 yuan, this is unacceptable to normal employee, thus can only allow the inmate go to do now, and 2%~3% the loss of thinking also can appear man-hour adding.
Summary of the invention
The present invention is directed to that energy consumption height, consumption material, discharge capacity that latex finger-stall product producing process in the prior art exists are big, operating environment difference and the big deficiency of difficulty of processing, a kind of production technology of latex finger-stall goods is provided.
The technical scheme that the present invention solves the problems of the technologies described above is as follows: a kind of production technology of latex finger-stall goods may further comprise the steps:
Step 101: washing mould;
Step 102: the mould after will washing steeps and boils;
Step 103: after the mixed liquor that the mould after bubble boiled is put into coagulating agent and interleaving agent floods, drying;
Step 104: will flood the dipping that mould after coagulating agent and the interleaving agent carries out latex and form attached to behind the product on the mould drying;
Step 105: will impregnated in the interleaving agent once more attached to the product on the mould;
Step 106: what will flood interleaving agent carries out the leaching gumming attached to the product on the mould;
Step 107: will be through carrying out crimping attached to the product on the mould after the leaching gumming;
Step 108: the product attached on the mould after the crimping processing is vulcanized the back cooling;
Step 109: will buckle through rolling up automatically behind the over cure, product is come off from mould attached to the product on the mould.
The invention has the beneficial effects as follows: the production technology of latex finger-stall goods of the present invention has been filled up domestic blank, be one benefit the nation, the novel production process of favorable to the people, sharp enterprise, it has following beneficial effect:
Energy-saving and cost-reducing: 1 ton of product consumption of every production coal is 3 tons in the production technology of prior art latex finger-stall goods, 150 tons of water consumptions, thousand yuan of power consumptions, sewage effluent tons up to a hundred, and 1 ton of product of every production consumes 2 tons in coal, 15 tons of water consumptions, 500 yuan of power consumptions in the production technology of latex finger-stall goods of the present invention, the water of discharging is not sewage, but the cooling water that can secondary utilizes; 2, process time is short: the product needed that the production technology of prior art latex finger-stall goods is produced could be sold after thousands of people's processing again, be to be sold to market the same day, and the product that adopts that latex finger-stall product producing process of the present invention produces just can be sold to market the same day; 3, shortened the turn around time of fund; 4, reduced the occupancy of fund; 5, improved the qualification rate of product: the qualification rate of the product that the production technology of prior art latex finger-stall goods is produced is only up to 96%, and the qualification rate of the product that employing latex finger-stall product producing process of the present invention is produced is up to more than 99%; 6, reduced manufacturing cost; 7, change operating environment, alleviated worker's labour intensity.
On the basis of technique scheme, the present invention can also do following improvement.
Further, described step 103 comprises: with coagulating agent and interleaving agent with mass ratio be mix at 97: 3 after, the mould after again bubble being boiled is put into wherein and is flooded, and carries out drying behind the dipping.
Further, described step 106 comprises: the chain band the mould that adheres to product, when entering leaching tank, filled with clear water in the leaching tank, water level is higher than product 2-3 centimetre, injects clear water then in leaching tank, water temperature is more than or equal to 60 ℃, product time of staying in leaching tank was soaked back water constantly outside the removal slot more than or equal to 1 minute, had so just finished whole leaching process.
Further, described step 108 comprises: product is placed in 70 meters long baking ovens under 90 ℃~120 ℃ baking, and then make the temperature of product drop to 30 ℃~40 ℃ by the blower fan group through the cold air after the exchange of 16 ℃ of cooling waters, by air conditioner the temperature of product is dropped to below 30 ℃ at last.
Further, described step 109 comprises: product attached on the chain, behind the chain operation, is driven product, again the direction of two hairbrush and chain operation is carried out reverse direction operation, product is rolled up to get off to get final product.
Description of drawings
Fig. 1 is the technological process of production figure of prior art latex finger-stall goods;
Fig. 2 is the technological process of production figure of latex finger-stall goods of the present invention;
Fig. 3 is the structural representation of interleaving agent groove of the present invention and leaching tank;
Fig. 4 rolls up the structural representation of button ingot stripper automatically for the present invention;
Fig. 5 is the left view of Fig. 4.
The specific embodiment
Below in conjunction with accompanying drawing principle of the present invention and feature are described, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Fig. 2 is the technological process of production figure of latex finger-stall goods of the present invention.As shown in Figure 2, described production technology may further comprise the steps:
Step 101: washing mould.
Step 102: the mould after will washing steeps and boils, and wherein, water temperature is more than 90 degrees centigrade, and the time that bubble boils is no less than 10 seconds.
Step 103: with the mould dipping that again bubble is boiled after coagulating agent and the interleaving agent mixing, wherein, the time of dipping is no less than 10 seconds, at 130 ℃, in 20 meters long baking ovens coagulating agent and interleaving agent is dried after dipping coagulating agent and the interleaving agent.The volume ratio of described coagulating agent and interleaving agent is: 97 parts of coagulating agents and 3 portions of interleaving agents; The coagulating agent composition is calcium nitrate or calcium chloride, and its density is adjusted according to the thin and thick of product, and adjusting range is between the 7-10 Baume degrees, and the adding of coagulating agent can make the latex of follow-up dipping be coated on the surface of mould more equably.Described interleaving agent is the import interleaving agent, it comprises the edible oil of 55%-65%, the fatty acid sodium of 15%-25% and the soda ash of 15%-20% by mass percentage, its preparation method is for to add edible oil in the container, when being heated to 100 ℃-110 ℃, add the stirring of fatty acid sodium and soda ash again got final product in 10 minutes, described edible oil can adopt a kind of in rapeseed oil, cottonseed oil, the soybean oil, the adding of described interleaving agent can prevent that product from follow-up automatic volume button operation self adhesion taking place.
When making normal latex finger-stall goods, the interleaving agent of selecting for use is a white carbon.When making antistatic latex finger-stall goods, the interleaving agent of selecting for use is the import interleaving agent.
Step 104: will flood the dipping that mould after coagulating agent and the interleaving agent carries out latex and form attached to the product on the mould, wherein, the time of dipping is no less than 30 seconds, and is dry then.
Step 105: will impregnated in once more in the interleaving agent attached to the product on the mould, its process comprises: Fig. 3 is the structural representation of interleaving agent groove of the present invention and leaching tank.As shown in Figure 3, chain 20 enters in the interleaving agent groove 18 for preparing and moved for 10 seconds with the mould that adheres to product, and interleaving agent 16 is higher than 1 centimetre of product, carries out drying behind the dipping again in drying baker 14.The dipping interleaving agent is to prevent that product from sticking together in the process of doing the demoulding, its addition is that the interleaving agent of 97 parts of water and 3 parts can reach the phenomenon that no powder does not produce adhesion again, and interleaving agent can replenish by the passage 15 that replenishes interleaving agent solution and enter interleaving agent grooves 18.Described interleaving agent groove 18 connects a tubing pump 19, and 19 stirring actions of described tubing pump prevent the interleaving agent precipitation in the interleaving agent groove 18, make interleaving agent solution more even, so that interleaving agent is coated on the product uniformly, reach the good isolation effect.The flow direction 17 of interleaving agent solution is opposite with the product direction of motion, also be for make interleaving agent better, more uniform being coated on the product.
When making normal latex finger-stall goods, the interleaving agent of selecting for use is a white carbon.When making antistatic latex finger-stall goods, the interleaving agent of selecting for use is the import interleaving agent, it comprises the edible oil of 55%-65%, the fatty acid sodium of 15%-25% and the soda ash of 15%-20% by mass percentage, its preparation method is for to add edible oil in the container, when being heated to 100 ℃-110 ℃, add fatty acid sodium and soda ash again and stir and to get final product in 10 minutes, described edible oil can adopt a kind of in rapeseed oil, cottonseed oil, the soybean oil.If the antistatic agent of adding 3% just can be produced the dustless anti-static product of no powder in the interleaving agent groove, do the dustless anti-static product of no powder thereby solved, and environment is caused severe contamination with the chlorination means, equipment is produced the problem of heavy corrosion.
Step 106: what will flood interleaving agent carries out the leaching gumming attached to the product on the mould.
Described step 106 comprises: the chain band the mould that adheres to product, when entering leaching tank, filled with clear water in the leaching tank, water level is higher than 23 centimetres of products, inject clear water by clear water inlet 11 then in leaching tank, water temperature is more than or equal to 60 ℃, product in leaching tank the time of staying more than or equal to 1 minute, soak back water and constantly outside the removal slot, so just finished whole leaching process by leaching water outlet 13.The direction of current 12 is opposite with the direction of motion of product, plays the souring to product, makes the dynamics of washing away more even, so that make the better effects if of leaching.The purpose of leaching is to remove water-soluble compounding ingredient in water-soluble substances intrinsic in the latex and the batching, also to remove the coagulating agent that remains in the glued membrane, multivalent metal salt can cause the bloom of goods as calcium salt (coagulating agent that uses is calcium nitrate or calcium chloride), if these materials are fallen in not leaching, quality to product produces bad influence, descend as the product ageing resistace, surfaces of tacky, but also can remove unnecessary outer interleaving agent.
Step 107: will be through carrying out crimping attached to the product on the mould after the leaching gumming.
To roll up attached to the limit of the product on the mould, purpose is the intensity that strengthens product limit portion, improves serviceability and outward appearance, helps the operation of next step operation, does not operate such as the crimping process, and follow-up automatic volume button is difficult to make product to come off from mould.
Step 108: the product attached on the mould after the crimping processing is vulcanized the back cooling.
The process of described step 108 sulfuration is that product is placed in 70 meters the baking oven under 90 ℃~120 ℃ baking, moisture in the product is further dried, thereby the intensity of product and degree of drawing are improved further, and then make the temperature of product drop to 30 ℃~40 ℃ by the blower fan group through the cold air after the exchange of 16 ℃ of cold water, by air conditioner the temperature of product is dropped to below 30 ℃ at last.
Step 109: will buckle through rolling up automatically behind the over cure, product is come off from mould attached to the product on the mould.
Fig. 4 rolls up the structural representation of detaining ingot stripper automatically for the present invention, and Fig. 5 is the left view of Fig. 4.Shown in Fig. 4 and 5, the operation principle of described step 109: the mould 2 that adheres to product runs to automatic volume through the conveying of chain 1 and buckles and do off line.Before product arrives the volume deduction, at first open lift.Start power switch, motor 10 drives worm screw 10-1 and rotates; Worm screw drives the worm gear 10-2 that is contained on the pressure bearing 10-5 and rotates; Worm gear drives screw mandrel 10-3 rotates; Worm screw is risen the volume deduction through nut 10-4 bearing 10-6.Hairbrush 3 stops lifter motor when arriving correct position.Open then and be flapped toward pin motor 9 (annotate: two gears are one group, and direction of rotation is opposite through gear train 8.), the support of bearing 7 flexible axles 6 make hairbrush rotate (two hairbrush are all to the rotation of mould direction) under the stable support of first support 4 and second support 5, at this moment chain 1 runs to the hairbrush place with the mould 2 of having product, because two contrary runnings of hairbrush, the product that is attached on the mould is just constantly taken off, and the product that takes off has just become the volume buckle product.So both solve release problems, solved volume button problem again.
Annotate: the hairbrush of volume deduction also can replace with rubber rollers or flannelette wheel; Mechanical elevator also available hydraulic machine replaces.
The above only is preferred embodiment of the present invention, and is in order to restriction the present invention, within the spirit and principles in the present invention not all, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (5)

1. the production technology of latex finger-stall goods is characterized in that, described production technology may further comprise the steps:
Step 101: washing mould;
Step 102: the mould after will washing steeps and boils;
Step 103: after the mixed liquor that the mould after bubble boiled is put into coagulating agent and interleaving agent floods, drying;
Step 104: will flood the dipping that mould after coagulating agent and the interleaving agent carries out latex and form attached to behind the product on the mould drying;
Step 105: will impregnated in the interleaving agent once more attached to the product on the mould;
Step 106: what will flood interleaving agent carries out the leaching gumming attached to the product on the mould;
Step 107: will be through carrying out crimping attached to the product on the mould after the leaching gumming;
Step 108: the product attached on the mould after the crimping processing is vulcanized the back cooling;
Step 109: will buckle through rolling up automatically behind the over cure, product is come off from mould attached to the product on the mould.
2. the production technology of latex finger-stall goods according to claim 1, it is characterized in that, described step 103 comprises: with coagulating agent and interleaving agent with mass ratio be mix at 97: 3 after, the mould after again bubble being boiled is put into wherein and is flooded, and carries out drying behind the dipping.
3. the production technology of latex finger-stall goods according to claim 1, it is characterized in that, described step 106 comprises: the chain band the mould that adheres to product, when entering leaching tank, has filled with clear water in the leaching tank, water level is higher than product 2-3 centimetre, inject clear water then in leaching tank, water temperature is more than or equal to 60 ℃, product in leaching tank the time of staying more than or equal to 1 minute, soak back water constantly outside the removal slot, so just finished whole leaching process.
4. the production technology of latex finger-stall goods according to claim 1, it is characterized in that, described step 108 comprises: product is placed in 70 meters long baking ovens under 90 ℃~120 ℃ baking, and then make the temperature of product drop to 30 ℃~40 ℃ by the blower fan group through the cold air after the exchange of 16 ℃ of cooling waters, by air conditioner the temperature of product is dropped to below 30 ℃ at last.
5. the production technology of latex finger-stall goods according to claim 1 is characterized in that, described step 109 comprises: with product attached on the chain, behind the chain operation, drive product, again the direction of two hairbrush and chain operation is carried out reverse direction operation, product is rolled up to get off to get final product.
CN 201010300194 2010-01-11 2010-01-11 Process for producing latex finger cot products CN102120364B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010300194 CN102120364B (en) 2010-01-11 2010-01-11 Process for producing latex finger cot products

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010300194 CN102120364B (en) 2010-01-11 2010-01-11 Process for producing latex finger cot products

Publications (2)

Publication Number Publication Date
CN102120364A true CN102120364A (en) 2011-07-13
CN102120364B CN102120364B (en) 2013-07-31

Family

ID=44249077

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010300194 CN102120364B (en) 2010-01-11 2010-01-11 Process for producing latex finger cot products

Country Status (1)

Country Link
CN (1) CN102120364B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102343639A (en) * 2011-08-25 2012-02-08 张家港市益成机械有限公司 Demoulding stacking machine
CN106514918A (en) * 2016-10-27 2017-03-22 南京润京乳胶制品有限公司 Production method of latex gloves
CN107865471A (en) * 2017-12-01 2018-04-03 北京瑞京乳胶制品有限公司 A kind of double-deck emgloves and preparation method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042506A (en) * 1988-11-07 1990-05-30 上海新亚医用橡胶厂 Modified emgloves interlock dipping production line
CN1196996A (en) * 1998-05-07 1998-10-28 张信芳 Prodn. tech. for powder-free rubber finger sleeve
US6347408B1 (en) * 1998-11-05 2002-02-19 Allegiance Corporation Powder-free gloves having a coating containing cross-linked polyurethane and silicone and method of making the same
CN1608821A (en) * 2004-09-20 2005-04-27 薄永喜 Production process of surgical gloves of low protein rubber
CN101396875A (en) * 2008-09-02 2009-04-01 扬中金祥乳胶制品有限公司 Production technique of polymers coatings robber gloves for medical use

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1042506A (en) * 1988-11-07 1990-05-30 上海新亚医用橡胶厂 Modified emgloves interlock dipping production line
CN1196996A (en) * 1998-05-07 1998-10-28 张信芳 Prodn. tech. for powder-free rubber finger sleeve
US6347408B1 (en) * 1998-11-05 2002-02-19 Allegiance Corporation Powder-free gloves having a coating containing cross-linked polyurethane and silicone and method of making the same
CN1608821A (en) * 2004-09-20 2005-04-27 薄永喜 Production process of surgical gloves of low protein rubber
CN101396875A (en) * 2008-09-02 2009-04-01 扬中金祥乳胶制品有限公司 Production technique of polymers coatings robber gloves for medical use

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102343639A (en) * 2011-08-25 2012-02-08 张家港市益成机械有限公司 Demoulding stacking machine
CN102343639B (en) * 2011-08-25 2012-10-31 张家港市益成机械有限公司 Demoulding stacking machine
CN106514918A (en) * 2016-10-27 2017-03-22 南京润京乳胶制品有限公司 Production method of latex gloves
CN107865471A (en) * 2017-12-01 2018-04-03 北京瑞京乳胶制品有限公司 A kind of double-deck emgloves and preparation method thereof

Also Published As

Publication number Publication date
CN102120364B (en) 2013-07-31

Similar Documents

Publication Publication Date Title
CN102444030B (en) Method for producing synthetic leather by using solvent-free double-component polyurethane scraping and coating method
US20140299050A1 (en) Method for Manufacturing Ecotypic Artificial Leather or Leather-like and Automated Manufacturing Line Thereof
CN102408699B (en) Composite slurry, synthetic leather substrate and preparation method of synthetic leather substrate
CN101100555B (en) Bamboo-plastic composite section bar
CN101525846B (en) Method for producing crease-free leathers
CN102312380B (en) Production method and equipment for double-sided adhesive waterproof coiled material of macromolecular tire
CN102978965B (en) Method for preparing ultra-soft high-elastic polyurethane leather
CN104497841B (en) A kind of galvanized steel sheet surface aqueous chromium-free lubricated agent and using method thereof
CN101024801B (en) Water-free dry washing agent for automobile
US8465840B2 (en) Polyurethane systems for producing polyurethane sandwich parts at low molding temperatures
CN101914855B (en) Woven coated fabric by roll coating type method and preparation method thereof
CN102584138B (en) Precast glass fiber reinforced cement (GRC) composite member and manufacturing method thereof
CN101372545A (en) Novel wood-plastic floor and production method thereof
CN101545212A (en) Hydrolysis resistance chemical leather and manufacturing method thereof
CN107032891B (en) Super-hydrophobic bio-based coated controlled release fertilizer and preparation method thereof
CN102418284B (en) Preparation method of water-soluble polyurethane leather beth
CN108859286B (en) Production process of antifouling and breathable automobile interior fabric with improved structure
CN103395102B (en) UV (ultraviolet) paint veneering plywood and method for coating special-shaped base material
CN101586311A (en) Production process of environmental protection PU composite leather and formula thereof
CN103866582B (en) Degradable aqueous synthetic leather containing natural goods and manufacture craft thereof
CN102691388A (en) Three-dimensional pulp moulding decorating plate as well as manufacturing method and application thereof
CN106238249A (en) The two-way spraying of laundry sheet two-sided drying process units
CN101024316B (en) Thin-film and aluminium-magnesium alloy composite material and its preparing process
CN104153204A (en) Roller coating type preparation method and device for solvent-free two-component polyurethane synthetic leather as well as prepared synthetic leather
CN101591420A (en) A kind of plastic-blasting polyurethane composition, its preparation method and application thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: 541012 No. 3 Xing Xing Road, Lingui County, Guilin, the Guangxi Zhuang Autonomous Region

Patentee after: Li Qiusheng

Address before: 071800, Hebei, Baoding, Xiongxian, Xiong Zhou Town, 1 Taiwan Village 38

Patentee before: Li Qiusheng

C56 Change in the name or address of the patentee
CP02 Change in the address of a patent holder

Address after: 071800, Hebei, Baoding, Xiongxian, Xiong Zhou Town, 1 Taiwan Village 38

Patentee after: Li Qiusheng

Address before: 541012 No. 3 Xing Xing Road, Lingui County, Guilin, the Guangxi Zhuang Autonomous Region

Patentee before: Li Qiusheng

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130731

Termination date: 20160111